| Saturday, January 7 |
| Former Athletic George Burns dies in Kirkland, WA at the age of 85. |
| Thursday, January 26 |
| Future Athletic Esteban German is born in Santo Domingo, D.R. |
| Tuesday, February 7 |
| Former Athletic Roy Grover dies in Milwaukie, OR at the age of 87. |
| Thursday, March 9 |
| Future Athletic Mike Neu is born in Napa, CA. |
| Wednesday, April 5 |
| » Major-league debuts: Hosken Powell (Twins) |
| Friday, April 7 |
| » Lost to Angels (1-0), 1-0 | Anaheim Stadium (0-1) | 0-1 | |
| » W: Frank Tanana (1-0) L: Rick Langford (0-1) | Fifth | 1 out |
| Saturday, April 8 |
| » Defeated Angels (1-1), 4-2 | Anaheim Stadium (1-1) | 1-1 | |
| » W: Bob Lacey (1-0) L: Paul Hartzell (0-1) S: Dave Heaverlo (1) | Third | 1 out |
| » Major-league debuts: Carney Lansford (Angels) |
| Sunday, April 9 |
| » Lost to Angels (2-1), 3-2 | Anaheim Stadium (1-2) | 1-2 | |
| » W: Chris Knapp (1-0) L: Alan Wirth (0-1) S: Dave LaRoche (1) | Fifth | 1 out |
| Monday, April 10 |
| » Defeated Mariners (2-4), 1-0 | Oakland-Alameda County Stadium (1-0) | 2-2 | |
| » W: John Henry Johnson (1-0) L: Glenn Abbott (1-1) S: Dave Heaverlo (2) | Third | 1 out |
| Tuesday, April 11 |
| » Defeated Mariners (2-5), 2-0 | Oakland-Alameda County Stadium (2-0) | 3-2 | Won 2 |
| » W: Pete Broberg (1-0) L: Dick Pole (0-2) S: Elias Sosa (1) | Third | ½ out |
| Wednesday, April 12 |
| » Defeated Mariners (2-6), 4-3 | Oakland-Alameda County Stadium (3-0) | 4-2 | Won 3 |
| » W: Dave Heaverlo (1-0) L: Shane Rawley (0-1) | Third | ½ out |
| Thursday, April 13 |
| » Defeated Mariners (2-7), 3-1 | Oakland-Alameda County Stadium (4-0) | 5-2 | Won 4 |
| » W: Bob Lacey (2-0) L: Steve Burke (0-1) | Second | 1½ out |
| Friday, April 14 |
| » Defeated Angels (5-3), 2-1 | Oakland-Alameda County Stadium (5-0) | 6-2 | Won 5 |
| » W: Dave Heaverlo (2-0) L: Chris Knapp (1-1) | Second | 1½ out |
| Sunday, April 16 |
| » Lost to Angels (6-3), 2-1 | Oakland-Alameda County Stadium (5-1) | 6-3 | |
| » W: Dave LaRoche (2-0) L: Dave Heaverlo (2-1) S: Paul Hartzell (1) | Second | 1 out |
| Monday, April 17 |
| » Defeated Twins (6-8), 7-2 | Metropolitan Stadium (1-0) | 7-3 | |
| » W: Pete Broberg (2-0) L: Paul Thormodsgard (1-1) | Second | 1 out |
| Wednesday, April 19 |
| » Defeated Twins (6-9), 6-5 | Metropolitan Stadium (2-0) | 8-3 | Won 2 |
| » W: Elias Sosa (1-0) L: Tom Johnson (1-2) | Second | 1 out |
| Friday, April 21 |
| » Defeated Mariners (5-12), 5-3 | Kingdome (1-0) | 9-3 | Won 3 |
| » W: Matt Keough (1-0) L: Dick Pole (1-3) S: Elias Sosa (2) | Second | 1 out |
| Saturday, April 22 |
| » Defeated Mariners (5-13), 3-0 | Kingdome (2-0) | 10-3 | Won 4 |
| » W: Alan Wirth (1-1) L: Rick Honeycutt (1-2) S: Elias Sosa (3) | Second | 1 out |
| Sunday, April 23 |
| » Defeated Mariners (5-14), 5-0 | Kingdome (3-0) | 11-3 | Won 5 |
| » W: John Henry Johnson (2-0) L: Paul Mitchell (1-2) | Second | 1 out |
| Tuesday, April 25 |
| » Defeated Twins (6-12), 5-3 | Oakland-Alameda County Stadium (6-1) | 12-3 | Won 6 |
| » W: Elias Sosa (2-0) L: Greg Thayer (0-1) | First | -- |
| » Defeated Twins (6-13), 4-3 | Oakland-Alameda County Stadium (7-1) | 13-3 | Won 7 |
| » W: Joe Coleman (1-0) L: Tom Johnson (1-3) | First | -- |
| Wednesday, April 26 |
| » Defeated Twins (6-14), 9-8 | Oakland-Alameda County Stadium (8-1) | 14-3 | Won 8 |
| » W: Joe Coleman (2-0) L: Tom Johnson (1-4) | First | -- |
| Thursday, April 27 |
| » Lost to Twins (7-14), 6-1 | Oakland-Alameda County Stadium (8-2) | 14-4 | |
| » W: Gary Serum (2-0) L: Alan Wirth (1-2) | First | -- |
| Friday, April 28 |
| » Lost to Indians (8-9), 6-2 | Oakland-Alameda County Stadium (8-3) | 14-5 | Lost 2 |
| » W: Don Hood (2-0) L: John Henry Johnson (2-1) | First | -- |
| Saturday, April 29 |
| » Defeated Indians (8-10), 5-1 | Oakland-Alameda County Stadium (9-3) | 15-5 | |
| » W: Pete Broberg (3-0) L: Wayne Garland (2-3) S: Bob Lacey (1) | First | -- |
| Sunday, April 30 |
| » Defeated Indians (8-11), 2-1 | Oakland-Alameda County Stadium (10-3) | 16-5 | Won 2 |
| » W: Elias Sosa (3-0) L: Rick Wise (1-4) | First | -- |
| Tuesday, May 2 |
| » Defeated Blue Jays (8-14), 2-1 | Oakland-Alameda County Stadium (11-3) | 17-5 | Won 3 |
| » W: Matt Keough (2-0) L: Tom Underwood (0-3) S: Elias Sosa (4) | First | -- |
| Wednesday, May 3 |
| » Defeated Blue Jays (8-15), 11-3 | Oakland-Alameda County Stadium (12-3) | 18-5 | Won 4 |
| » W: Pete Broberg (4-0) L: Jim Clancy (1-2) S: Bob Lacey (2) | First | -- |
| Friday, May 5 |
| » Defeated Tigers (15-6), 5-1 | Oakland-Alameda County Stadium (13-3) | 19-5 | Won 5 |
| » W: John Henry Johnson (3-1) L: Jack Billingham (3-1) | First | -- |
| Saturday, May 6 |
| » Lost to Tigers (16-6), 6-0 | Oakland-Alameda County Stadium (13-4) | 19-6 | |
| » W: Bob Sykes (1-0) L: Alan Wirth (1-3) | First | -- |
| Sunday, May 7 |
| » Lost to Tigers (17-6), 4-0 | Oakland-Alameda County Stadium (13-5) | 19-7 | Lost 2 |
| » W: Milt Wilcox (2-1) L: Matt Keough (2-1) | First | -- |
| Tuesday, May 9 |
| » Lost to Blue Jays (9-18), 4-0 | Exhibition Stadium (0-1) | 19-8 | Lost 3 |
| » W: Tom Underwood (1-3) L: Pete Broberg (4-1) | First | -- |
| Future Athletic Aaron Harang is born in San Diego, CA. |
| Wednesday, May 10 |
| » Lost to Blue Jays (10-18), 3-1 | Exhibition Stadium (0-2) | 19-9 | Lost 4 |
| » W: Jim Clancy (2-2) L: Rick Langford (0-2) | First | -- |
| Friday, May 12 |
| » Defeated Tigers (17-8), 10-4 | Tiger Stadium (1-0) | 20-9 | |
| » W: Elias Sosa (4-0) L: John Hiller (3-1) | First | -- |
| Saturday, May 13 |
| » Defeated Tigers (17-9), 3-2 | Tiger Stadium (2-0) | 21-9 | Won 2 |
| » W: Bob Lacey (3-0) L: Dave Rozema (2-1) S: Elias Sosa (5) | First | -- |
| Future Athletic Barry Zito is born in Las Vegas, NV. |
| Sunday, May 14 |
| » Lost to Tigers (18-9), 15-0 | Tiger Stadium (2-1) | 21-10 | |
| » W: Bob Sykes (2-0) L: Pete Broberg (4-2) | First | -- |
| Monday, May 15 |
| » Defeated Indians (14-16), 3-2 | Cleveland Stadium (1-0) | 22-10 | |
| » W: Joe Coleman (3-0) L: Rick Wise (2-6) S: Elias Sosa (6) | First | -- |
| Tuesday, May 16 |
| » Lost to Indians (15-16), 3-2 | Cleveland Stadium (1-1) | 22-11 | |
| » W: David Clyde (1-0) L: Bob Lacey (3-1) | First | -- |
| Wednesday, May 17 |
| » Lost to Rangers (16-15), 4-3 | Arlington Stadium (0-1) | 22-12 | Lost 2 |
| » W: Jon Matlack (4-4) L: John Henry Johnson (3-2) | First | -- |
| Future Athletic Carlos Pena is born in Santo Domingo, D.R. |
| Thursday, May 18 |
| » Lost to Rangers (17-15), 6-4 | Arlington Stadium (0-2) | 22-13 | Lost 3 |
| » W: Jim Umbarger (2-2) L: Matt Keough (2-2) S: Reggie Cleveland (3) | First | -- |
| Friday, May 19 |
| » Lost to White Sox (11-21), 6-2 | Oakland-Alameda County Stadium (13-6) | 22-14 | Lost 4 |
| » W: Wilbur Wood (4-4) L: Pete Broberg (4-3) | First | -- |
| Saturday, May 20 |
| » Defeated White Sox (11-22), 4-3 | Oakland-Alameda County Stadium (14-6) | 23-14 | |
| » W: Rick Langford (1-2) L: Lerrin LaGrow (1-1) | First | -- |
| Sunday, May 21 |
| » Lost to White Sox (12-22), 6-2 | Oakland-Alameda County Stadium (14-7) | 23-15 | |
| » W: Steve Stone (3-2) L: Bob Lacey (3-2) S: Jim Willoughby (2) | First | -- |
| » Defeated White Sox (12-23), 8-0 | Oakland-Alameda County Stadium (15-7) | 24-15 | |
| » W: John Henry Johnson (4-2) L: Francisco Barrios (1-5) | First | -- |
| Tuesday, May 23 |
| » Lost to Brewers (19-19), 3-2 | Oakland-Alameda County Stadium (15-8) | 24-16 | |
| » Manager: Jack McKeon |
| » W: Jerry Augustine (5-6) L: Matt Keough (2-3) | First | -- |
| Wednesday, May 24 |
| » Lost to Brewers (20-19), 7-1 | Oakland-Alameda County Stadium (15-9) | 24-17 | Lost 2 |
| » W: Mike Caldwell (4-3) L: Pete Broberg (4-4) | Second | 1 out |
| Friday, May 26 |
| » Defeated White Sox (12-27), 3-1 | Comiskey Park I (1-0) | 25-17 | |
| » W: Alan Wirth (2-3) L: Steve Stone (3-3) S: Bob Lacey (3) | Second | ½ out |
| Saturday, May 27 |
| » Defeated White Sox (12-28), 4-3 | Comiskey Park I (2-0) | 26-17 | Won 2 |
| » W: Bob Lacey (4-2) L: Jim Willoughby (0-4) | First | -- |
| Sunday, May 28 |
| » Lost to White Sox (13-28), 3-2 | Comiskey Park I (2-1) | 26-18 | |
| » W: Ken Kravec (2-4) L: Matt Keough (2-4) S: Jim Willoughby (3) | Second | 1 out |
| » Lost to White Sox (14-28), 4-0 | Comiskey Park I (2-2) | 26-19 | Lost 2 |
| » W: Francisco Barrios (2-5) L: Steve Renko (0-1) | Second | 1 out |
| Monday, May 29 |
| » Defeated Brewers (22-21), 6-2 | County Stadium (1-0) | 27-19 | |
| » W: Pete Broberg (5-4) L: Jerry Augustine (5-7) | First | -- |
| Tuesday, May 30 |
| » Lost to Brewers (23-21), 2-1 | County Stadium (1-1) | 27-20 | |
| » W: Mike Caldwell (5-3) L: Elias Sosa (4-1) | First | -- |
| Friday, June 2 |
| » Lost to Yankees (30-18), 3-1 | Oakland-Alameda County Stadium (15-10) | 27-21 | Lost 2 |
| » W: Ron Guidry (8-0) L: John Henry Johnson (4-3) S: Rich Gossage (7) | Second | 1 out |
| Saturday, June 3 |
| » Defeated Yankees (30-19), 5-1 | Oakland-Alameda County Stadium (16-10) | 28-21 | |
| » W: Matt Keough (3-4) L: Andy Messersmith (0-1) | First | -- |
| » Major-league debuts: Mike Heath (Yankees) |
| Sunday, June 4 |
| » Defeated Yankees (30-20), 6-4 | Oakland-Alameda County Stadium (17-10) | 29-21 | Won 2 |
| » W: Bob Lacey (5-2) L: Rawly Eastwick (2-1) S: Elias Sosa (7) | First | -- |
| Monday, June 5 |
| » Defeated Red Sox (36-18), 9-7 | Oakland-Alameda County Stadium (18-10) | 30-21 | Won 3 |
| » W: Pete Broberg (6-4) L: Allen Ripley (1-4) S: Elias Sosa (8) | First | -- |
| Tuesday, June 6 |
| » Defeated Red Sox (36-19), 7-1 | Oakland-Alameda County Stadium (19-10) | 31-21 | Won 4 |
| » W: Steve Renko (1-1) L: Bill Lee (7-3) | First | -- |
| Wednesday, June 7 |
| » Lost to Angels (27-25), 4-1 | Oakland-Alameda County Stadium (19-11) | 31-22 | |
| » W: Ken Brett (2-3) L: Alan Wirth (2-4) | First | -- |
| » Defeated Angels (27-26), 1-0 | Oakland-Alameda County Stadium (20-11) | 32-22 | |
| » W: Matt Keough (4-4) L: Tom Griffin (0-2) S: Elias Sosa (9) | First | -- |
| Thursday, June 8 |
| » Lost to Angels (28-26), 10-7 | Oakland-Alameda County Stadium (20-12) | 32-23 | |
| » W: Dave LaRoche (4-2) L: Elias Sosa (4-2) | First | -- |
| Friday, June 9 |
| » Lost to Orioles (30-25), 5-3 | Oakland-Alameda County Stadium (20-13) | 32-24 | Lost 2 |
| » W: Mike Flanagan (8-4) L: Pete Broberg (6-5) | First | -- |
| Saturday, June 10 |
| » Lost to Orioles (31-25), 1-0 | Oakland-Alameda County Stadium (20-14) | 32-25 | Lost 3 |
| » W: Jim Palmer (8-4) L: Steve Renko (1-2) | First | -- |
| Sunday, June 11 |
| » Lost to Orioles (32-25), 3-0 | Oakland-Alameda County Stadium (20-15) | 32-26 | Lost 4 |
| » W: Scott McGregor (7-3) L: Mike Morgan (0-1) | First | -- |
| » Major-league debuts: Mike Morgan (Athletics) |
| Monday, June 12 |
| » Lost to Yankees (33-24), 2-0 | Yankee Stadium (0-1) | 32-27 | Lost 5 |
| » W: Ron Guidry (10-0) L: Dave Heaverlo (2-2) | First | -- |
| Tuesday, June 13 |
| » Lost to Yankees (34-24), 5-3 | Yankee Stadium (0-2) | 32-28 | Lost 6 |
| » W: Ed Figueroa (7-4) L: Rick Langford (1-3) S: Rich Gossage (9) | First | -- |
| Wednesday, June 14 |
| » Lost to Red Sox (42-19), 9-0 | Fenway Park (0-1) | 32-29 | Lost 7 |
| » W: Luis Tiant (6-0) L: Pete Broberg (6-6) | Second | 2 out |
| Thursday, June 15 |
| » Lost to Red Sox (43-19), 7-3 | Fenway Park (0-2) | 32-30 | Lost 8 |
| » W: Mike Torrez (10-2) L: Bob Lacey (5-3) | Second | 2 out |
| Friday, June 16 |
| » Lost to Orioles (36-26), 6-0 | Memorial Stadium (0-1) | 32-31 | Lost 9 |
| » W: Dennis Martinez (6-3) L: Rick Langford (1-4) | Third | 2 out |
| Saturday, June 17 |
| » Lost to Orioles (37-26), 5-4 | Memorial Stadium (0-2) | 32-32 | Lost 10 |
| » W: Mike Flanagan (10-4) L: Mike Morgan (0-2) S: Don Stanhouse (11) | Fourth | 2 out |
| Sunday, June 18 |
| » Lost to Orioles (38-26), 2-1 | Memorial Stadium (0-3) | 32-33 | Lost 11 |
| » W: Jim Palmer (10-4) L: John Henry Johnson (4-4) S: Tippy Martinez (2) | Fifth | 2½ out |
| Monday, June 19 |
| » Defeated Rangers (32-32), 2-1 | Arlington Stadium (1-2) | 33-33 | |
| » W: Steve Renko (2-2) L: Jon Matlack (5-8) S: Elias Sosa (10) | Fourth | 2½ out |
| Tuesday, June 20 |
| » Lost to Rangers (33-32), 5-4 | Arlington Stadium (1-3) | 33-34 | |
| » W: Jim Umbarger (3-5) L: Dave Heaverlo (2-3) | Fourth | 3½ out |
| Wednesday, June 21 |
| » Major-league debuts: Dave Machemer (Angels) |
| Thursday, June 22 |
| » Lost to Rangers (34-32), 8-2 | Arlington Stadium (1-4) | 33-35 | Lost 2 |
| » W: Dock Ellis (6-3) L: Mike Morgan (0-3) | Fourth | 3½ out |
| Friday, June 23 |
| » Lost to Royals (36-30), 5-3 | Royals Stadium (0-1) | 33-36 | Lost 3 |
| » W: Paul Splittorff (9-6) L: Rick Langford (1-5) S: Al Hrabosky (10) | Fourth | 3½ out |
| » Defeated Royals (36-31), 5-4 | Royals Stadium (1-1) | 34-36 | |
| » W: Pete Broberg (7-6) L: Dennis Leonard (7-10) S: Dave Heaverlo (3) | Fourth | 3½ out |
| Saturday, June 24 |
| » Lost to Royals (37-31), 7-5 | Royals Stadium (1-2) | 34-37 | |
| » W: Andy Hassler (1-3) L: Steve Renko (2-3) S: Al Hrabosky (11) | Fourth | 4½ out |
| Sunday, June 25 |
| » Defeated Royals (37-32), 6-3 | Royals Stadium (2-2) | 35-37 | |
| » W: Bob Lacey (6-3) L: Larry Gura (5-2) S: Elias Sosa (11) | Fourth | 4 out |
| Tuesday, June 27 |
| » Lost to Rangers (39-32), 3-1 | Oakland-Alameda County Stadium (20-16) | 35-38 | |
| » W: Dock Ellis (7-3) L: Rick Langford (1-6) S: Reggie Cleveland (8) | Fourth | 5 out |
| Wednesday, June 28 |
| » Defeated Rangers (39-33), 2-1 | Oakland-Alameda County Stadium (21-16) | 36-38 | |
| » W: Pete Broberg (8-6) L: Len Barker (1-3) | Fourth | 4 out |
| Thursday, June 29 |
| » Defeated Rangers (39-34), 8-7 | Oakland-Alameda County Stadium (22-16) | 37-38 | Won 2 |
| » W: Dave Heaverlo (3-3) L: Paul Lindblad (1-1) | Fourth | 3 out |
| Friday, June 30 |
| » Defeated Royals (38-36), 2-1 | Oakland-Alameda County Stadium (23-16) | 38-38 | Won 3 |
| » W: Matt Keough (5-4) L: Rich Gale (7-3) | Fourth | 2 out |
| Saturday, July 1 |
| » Defeated Royals (38-37), 4-2 | Oakland-Alameda County Stadium (24-16) | 39-38 | Won 4 |
| » W: John Henry Johnson (5-4) L: Dennis Leonard (7-11) | Fourth | 2 out |
| Sunday, July 2 |
| » Lost to Royals (39-37), 4-2 | Oakland-Alameda County Stadium (24-17) | 39-39 | |
| » W: Larry Gura (6-2) L: Bob Lacey (6-4) S: Al Hrabosky (12) | Third | 1½ out |
| » Defeated Royals (39-38), 9-3 | Oakland-Alameda County Stadium (25-17) | 40-39 | |
| » W: Steve Renko (3-3) L: Andy Hassler (1-4) | Third | 1½ out |
| Monday, July 3 |
| » Defeated Mariners (28-53), 5-3 | Kingdome (4-0) | 41-39 | Won 2 |
| » W: Pete Broberg (9-6) L: Glenn Abbott (3-6) S: Dave Heaverlo (4) | Third | 1½ out |
| Tuesday, July 4 |
| » Defeated Mariners (28-54), 9-4 | Kingdome (5-0) | 42-39 | Won 3 |
| » W: Elias Sosa (5-2) L: Rick Honeycutt (2-5) | Second | ½ out |
| Wednesday, July 5 |
| » Defeated Mariners (28-55), 5-3 | Kingdome (6-0) | 43-39 | Won 4 |
| » W: Matt Keough (6-4) L: Shane Rawley (4-6) S: Dave Heaverlo (5) | First | -- |
| Thursday, July 6 |
| » Lost to Mariners (29-55), 3-2 | Kingdome (6-1) | 43-40 | |
| » W: Paul Mitchell (5-8) L: John Henry Johnson (5-5) S: Enrique Romo (8) | Second | ½ out |
| Friday, July 7 |
| » Lost to Twins (36-42), 3-2 | Oakland-Alameda County Stadium (25-18) | 43-41 | Lost 2 |
| » W: Geoff Zahn (8-6) L: Steve Renko (3-4) S: Mike Marshall (11) | Third | 2 out |
| » Lost to Twins (37-42), 1-0 | Oakland-Alameda County Stadium (25-19) | 43-42 | Lost 3 |
| » W: Darrell Jackson (2-1) L: Rick Langford (1-7) | Third | 2 out |
| Saturday, July 8 |
| » Lost to Twins (38-42), 9-8 | Oakland-Alameda County Stadium (25-20) | 43-43 | Lost 4 |
| » W: Mike Marshall (4-6) L: Dave Heaverlo (3-4) | Fourth | 3½ out |
| Sunday, July 9 |
| » Lost to Twins (39-42), 7-0 | Oakland-Alameda County Stadium (25-21) | 43-44 | Lost 5 |
| » W: Dave Goltz (8-5) L: Pete Broberg (9-7) | Fourth | 3½ out |
| Thursday, July 13 |
| » Defeated Indians (39-47), 7-3 | Oakland-Alameda County Stadium (26-21) | 44-44 | |
| » W: John Henry Johnson (6-5) L: Rick Waits (6-10) S: Dave Heaverlo (6) | Fourth | 3½ out |
| Friday, July 14 |
| » Lost to Indians (40-47), 11-1 | Oakland-Alameda County Stadium (26-22) | 44-45 | |
| » W: Rick Wise (8-11) L: Matt Keough (6-5) | Fourth | 4½ out |
| Saturday, July 15 |
| » Defeated Blue Jays (32-56), 3-2 | Oakland-Alameda County Stadium (27-22) | 45-45 | |
| » W: Elias Sosa (6-2) L: Tom Underwood (5-9) | Fourth | 4½ out |
| Sunday, July 16 |
| » Defeated Blue Jays (32-57), 8-5 | Oakland-Alameda County Stadium (28-22) | 46-45 | Won 2 |
| » W: Elias Sosa (7-2) L: Mike Willis (1-5) S: Dave Heaverlo (7) | Fourth | 3½ out |
| Monday, July 17 |
| » Defeated Blue Jays (32-58), 5-3 | Oakland-Alameda County Stadium (29-22) | 47-45 | Won 3 |
| » W: John Henry Johnson (7-5) L: Jerry Garvin (2-10) | Fourth | 2½ out |
| Tuesday, July 18 |
| » Defeated Tigers (45-45), 6-3 | Oakland-Alameda County Stadium (30-22) | 48-45 | Won 4 |
| » W: Rick Langford (2-7) L: Dave Rozema (4-5) S: Bob Lacey (4) | Third | 2 out |
| Wednesday, July 19 |
| » Lost to Tigers (46-45), 5-4 | Oakland-Alameda County Stadium (30-23) | 48-46 | |
| » W: Jim Slaton (10-6) L: Matt Keough (6-6) | Third | 3 out |
| Friday, July 21 |
| » Defeated Blue Jays (33-60), 7-2 | Exhibition Stadium (1-2) | 49-46 | |
| » W: Steve Renko (4-4) L: Balor Moore (4-2) | Third | 4 out |
| » Lost to Blue Jays (34-60), 5-4 | Exhibition Stadium (1-3) | 49-47 | |
| » W: Tom Murphy (4-7) L: Bob Lacey (6-5) S: Victor Cruz (5) | Third | 4 out |
| Saturday, July 22 |
| » Lost to Blue Jays (35-60), 7-3 | Exhibition Stadium (1-4) | 49-48 | Lost 2 |
| » W: Jim Clancy (7-7) L: John Henry Johnson (7-6) | Third | 5 out |
| Sunday, July 23 |
| » Defeated Blue Jays (35-61), 5-3 | Exhibition Stadium (2-4) | 50-48 | |
| » W: Rick Langford (3-7) L: Jerry Garvin (2-11) S: Dave Heaverlo (8) | Third | 5 out |
| Monday, July 24 |
| » Lost to Tigers (50-47), 4-1 | Tiger Stadium (2-2) | 50-49 | |
| » W: Kip Young (1-1) L: Matt Keough (6-7) | Third | 6 out |
| Tuesday, July 25 |
| » Lost to Tigers (51-47), 11-2 | Tiger Stadium (2-3) | 50-50 | Lost 2 |
| » W: Milt Wilcox (7-8) L: Steve Renko (4-5) | Third | 6 out |
| Wednesday, July 26 |
| » Defeated White Sox (41-56), 8-4 | Comiskey Park I (3-2) | 51-50 | |
| » W: John Henry Johnson (8-6) L: Wilbur Wood (10-8) S: Elias Sosa (12) | Third | 6 out |
| Thursday, July 27 |
| » Defeated White Sox (41-57), 7-4 | Comiskey Park I (4-2) | 52-50 | Won 2 |
| » W: Bob Lacey (7-5) L: Ken Kravec (7-9) S: Elias Sosa (13) | Third | 6 out |
| Friday, July 28 |
| » Lost to Indians (48-52), 4-2 | Cleveland Stadium (1-2) | 52-51 | |
| » W: Jim Kern (7-4) L: Pete Broberg (9-8) | Third | 7 out |
| Saturday, July 29 |
| » Defeated Indians (48-53), 6-5 | Cleveland Stadium (2-2) | 53-51 | |
| » W: Steve Renko (5-5) L: Rick Wise (8-13) S: Dave Heaverlo (9) | Third | 6 out |
| Sunday, July 30 |
| » Defeated Indians (48-54), 5-4 | Cleveland Stadium (3-2) | 54-51 | Won 2 |
| » W: Elias Sosa (8-2) L: Jim Kern (7-5) | Third | 6 out |
| Monday, July 31 |
| » Defeated Angels (56-50), 2-0 | Anaheim Stadium (2-2) | 55-51 | Won 3 |
| » W: Matt Keough (7-7) L: Frank Tanana (14-6) S: Elias Sosa (14) | Third | 5 out |
| Tuesday, August 1 |
| » Defeated Angels (56-51), 1-0 | Anaheim Stadium (3-2) | 56-51 | Won 4 |
| » W: Rick Langford (4-7) L: Nolan Ryan (5-10) | Second | 4 out |
| Wednesday, August 2 |
| » Lost to Angels (57-51), 8-2 | Anaheim Stadium (3-3) | 56-52 | |
| » W: Don Aase (8-6) L: Pete Broberg (9-9) | Third | 4 out |
| Thursday, August 3 |
| » Lost to Angels (58-51), 8-1 | Anaheim Stadium (3-4) | 56-53 | Lost 2 |
| » W: Paul Hartzell (3-6) L: Steve Renko (5-6) | Third | 4½ out |
| Friday, August 4 |
| » Defeated Mariners (39-70), 6-1 | Oakland-Alameda County Stadium (31-23) | 57-53 | |
| » W: John Henry Johnson (9-6) L: Glenn Abbott (4-9) | Third | 3½ out |
| Saturday, August 5 |
| » Lost to Mariners (40-70), 3-2 | Oakland-Alameda County Stadium (31-24) | 57-54 | |
| » W: Jim Todd (1-3) L: Matt Keough (7-8) | Third | 4½ out |
| Sunday, August 6 |
| » Defeated Mariners (40-71), 4-3 | Oakland-Alameda County Stadium (32-24) | 58-54 | |
| » W: Rick Langford (5-7) L: Shane Rawley (4-8) | Third | 4 out |
| » Defeated Mariners (40-72), 4-3 | Oakland-Alameda County Stadium (33-24) | 59-54 | Won 2 |
| » W: Bob Lacey (8-5) L: Enrique Romo (9-4) | Third | 4 out |
| Monday, August 7 |
| » Defeated Angels (61-53), 1-0 | Oakland-Alameda County Stadium (34-24) | 60-54 | Won 3 |
| » W: Steve Renko (6-6) L: Don Aase (8-7) | Third | 3 out |
| Tuesday, August 8 |
| » Lost to Angels (62-53), 2-1 | Oakland-Alameda County Stadium (34-25) | 60-55 | |
| » W: Paul Hartzell (4-6) L: Dave Heaverlo (3-5) S: Dave LaRoche (17) | Third | 4 out |
| Thursday, August 10 |
| » Lost to Angels (63-53), 16-5 | Oakland-Alameda County Stadium (34-26) | 60-56 | Lost 2 |
| » W: Frank Tanana (15-7) L: Matt Keough (7-9) | Third | 4½ out |
| Friday, August 11 |
| » Defeated Twins (47-65), 2-0 | Metropolitan Stadium (3-0) | 61-56 | |
| » W: Rick Langford (6-7) L: Geoff Zahn (8-11) | Third | 5 out |
| » Lost to Twins (48-65), 3-2 | Metropolitan Stadium (3-1) | 61-57 | |
| » W: Darrell Jackson (4-4) L: Pete Broberg (9-10) S: Mike Marshall (15) | Third | 5 out |
| Saturday, August 12 |
| » Lost to Twins (49-65), 6-3 | Metropolitan Stadium (3-2) | 61-58 | Lost 2 |
| » W: Stan Perzanowski (2-3) L: Steve Renko (6-7) S: Mike Marshall (16) | Third | 5 out |
| Sunday, August 13 |
| » Lost to Twins (50-65), 3-1 | Metropolitan Stadium (3-3) | 61-59 | Lost 3 |
| » W: Gary Serum (6-5) L: Matt Keough (7-10) | Third | 5½ out |
| » Lost to Twins (51-65), 2-1 | Metropolitan Stadium (3-4) | 61-60 | Lost 4 |
| » W: Roger Erickson (12-7) L: Mike Norris (0-1) | Third | 5½ out |
| Tuesday, August 15 |
| » Lost to Yankees (67-51), 6-0 | Oakland-Alameda County Stadium (34-27) | 61-61 | Lost 5 |
| » W: Ron Guidry (17-2) L: Rick Langford (6-8) | Fourth | 6 out |
| Wednesday, August 16 |
| » Lost to Yankees (68-51), 5-3 | Oakland-Alameda County Stadium (34-28) | 61-62 | Lost 6 |
| » W: Catfish Hunter (7-4) L: Bob Lacey (8-6) S: Rich Gossage (17) | Fourth | 6½ out |
| Friday, August 18 |
| » Lost to Red Sox (77-44), 6-3 | Oakland-Alameda County Stadium (34-29) | 61-63 | Lost 7 |
| » W: Mike Torrez (15-6) L: Steve Renko (6-8) S: Dick Drago (7) | Fourth | 6 out |
| Saturday, August 19 |
| » Defeated Red Sox (77-45), 8-4 | Oakland-Alameda County Stadium (35-29) | 62-63 | |
| » W: John Henry Johnson (10-6) L: Bill Lee (10-10) S: Bob Lacey (5) | Fourth | 6 out |
| » Major-league debuts: Bruce Robinson (Athletics) |
| Sunday, August 20 |
| » Lost to Red Sox (78-45), 4-2 | Oakland-Alameda County Stadium (35-30) | 62-64 | |
| » W: Dennis Eckersley (14-5) L: Matt Keough (7-11) | Fourth | 7 out |
| Monday, August 21 |
| » Lost to Orioles (65-58), 3-2 | Oakland-Alameda County Stadium (35-31) | 62-65 | Lost 2 |
| » W: Mike Flanagan (16-11) L: Rick Langford (6-9) | Fourth | 7½ out |
| Tuesday, August 22 |
| » Lost to Orioles (66-58), 6-4 | Oakland-Alameda County Stadium (35-32) | 62-66 | Lost 3 |
| » W: Don Stanhouse (6-6) L: Bob Lacey (8-7) S: Joe Kerrigan (1) | Fourth | 8½ out |
| Wednesday, August 23 |
| » Lost to Orioles (67-58), 11-0 | Oakland-Alameda County Stadium (35-33) | 62-67 | Lost 4 |
| » W: Jim Palmer (15-12) L: Steve Renko (6-9) | Fourth | 8½ out |
| Friday, August 25 |
| » Lost to Yankees (71-54), 7-1 | Yankee Stadium (0-3) | 62-68 | Lost 5 |
| » W: Ron Guidry (18-2) L: John Henry Johnson (10-7) | Fourth | 8½ out |
| Saturday, August 26 |
| » Lost to Yankees (72-54), 5-4 | Yankee Stadium (0-4) | 62-69 | Lost 6 |
| » W: Sparky Lyle (9-2) L: Bob Lacey (8-8) | Fourth | 8½ out |
| Sunday, August 27 |
| » Lost to Yankees (73-54), 6-2 | Yankee Stadium (0-5) | 62-70 | Lost 7 |
| » W: Catfish Hunter (9-4) L: Rick Langford (6-10) S: Rich Gossage (18) | Fourth | 9 out |
| Monday, August 28 |
| » Lost to Orioles (71-58), 7-3 | Memorial Stadium (0-4) | 62-71 | Lost 8 |
| » W: Jim Palmer (16-12) L: Bob Lacey (8-9) | Fourth | 10 out |
| Tuesday, August 29 |
| » Lost to Orioles (72-58), 6-2 | Memorial Stadium (0-5) | 62-72 | Lost 9 |
| » W: Dennis Martinez (11-10) L: Mike Norris (0-2) | Fourth | 10 out |
| Friday, September 1 |
| » Defeated Red Sox (84-49), 5-1 | Fenway Park (1-2) | 63-72 | |
| » W: Matt Keough (8-11) L: Luis Tiant (9-7) | Fourth | 9½ out |
| Saturday, September 2 |
| » Defeated Red Sox (84-50), 4-3 | Fenway Park (2-2) | 64-72 | Won 2 |
| » W: Rick Langford (7-10) L: Mike Torrez (15-8) S: Dave Heaverlo (10) | Fourth | 9½ out |
| Sunday, September 3 |
| » Lost to Red Sox (85-50), 11-6 | Fenway Park (2-3) | 64-73 | |
| » W: Bob Stanley (13-2) L: Pete Broberg (9-11) | Fourth | 10½ out |
| Monday, September 4 |
| » Lost to Royals (74-61), 5-3 | Oakland-Alameda County Stadium (35-34) | 64-74 | Lost 2 |
| » W: Rich Gale (14-7) L: Mike Norris (0-3) S: Al Hrabosky (18) | Fourth | 11½ out |
| Tuesday, September 5 |
| » Lost to Royals (75-61), 3-0 | Oakland-Alameda County Stadium (35-35) | 64-75 | Lost 3 |
| » W: Dennis Leonard (16-16) L: Steve Renko (6-10) | Fourth | 12½ out |
| Wednesday, September 6 |
| » Lost to Royals (76-61), 11-8 | Oakland-Alameda County Stadium (35-36) | 64-76 | Lost 4 |
| » W: Al Hrabosky (7-6) L: Dave Heaverlo (3-6) S: Marty Pattin (4) | Fourth | 13½ out |
| Thursday, September 7 |
| » Major-league debuts: La Rue Washington (Rangers) |
| Friday, September 8 |
| » Defeated Rangers (68-70), 11-4 | Oakland-Alameda County Stadium (36-36) | 65-76 | |
| » W: Alan Wirth (3-4) L: Jon Matlack (12-13) | Fourth | 13½ out |
| Sunday, September 10 |
| » Lost to Rangers (69-70), 8-3 | Oakland-Alameda County Stadium (36-37) | 65-77 | |
| » W: Doyle Alexander (8-9) L: Mike Norris (0-4) | Fourth | 12 out |
| » Defeated Rangers (69-71), 2-1 | Oakland-Alameda County Stadium (37-37) | 66-77 | |
| » W: Pete Broberg (10-11) L: Steve Comer (8-4) | Fourth | 12 out |
| Monday, September 11 |
| » Lost to Royals (78-64), 7-2 | Royals Stadium (2-3) | 66-78 | |
| » W: Marty Pattin (3-2) L: Matt Keough (8-12) | Fourth | 13 out |
| Tuesday, September 12 |
| » Lost to Royals (79-64), 8-1 | Royals Stadium (2-4) | 66-79 | Lost 2 |
| » W: Larry Gura (14-4) L: Rick Langford (7-11) | Fourth | 14 out |
| Wednesday, September 13 |
| » Lost to Royals (80-64), 9-1 | Royals Stadium (2-5) | 66-80 | Lost 3 |
| » W: Dennis Leonard (17-17) L: John Henry Johnson (10-8) | Fourth | 15 out |
| Thursday, September 14 |
| » Lost to Royals (81-64), 5-1 | Royals Stadium (2-6) | 66-81 | Lost 4 |
| » W: Paul Splittorff (17-12) L: Steve Renko (6-11) | Fourth | 16 out |
| Friday, September 15 |
| » Defeated Rangers (72-73), 1-0 | Arlington Stadium (2-4) | 67-81 | |
| » W: Alan Wirth (4-4) L: Doyle Alexander (8-10) | Fourth | 16½ out |
| » Lost to Rangers (73-73), 5-0 | Arlington Stadium (2-5) | 67-82 | |
| » W: Steve Comer (9-4) L: Pete Broberg (10-12) | Fourth | 16½ out |
| Saturday, September 16 |
| » Lost to Rangers (74-73), 8-1 | Arlington Stadium (2-6) | 67-83 | Lost 2 |
| » W: Fergie Jenkins (16-8) L: Matt Keough (8-13) | Fifth | 16½ out |
| Sunday, September 17 |
| » Lost to Rangers (75-73), 3-1 | Arlington Stadium (2-7) | 67-84 | Lost 3 |
| » W: Jon Matlack (13-13) L: Rick Langford (7-12) | Fifth< |