Date	Opp	Score	Record	WP	LP	Save	Attendance
April 10, 1980	@OAK	5 - 0		Bert Blyleven	Pete Redfern	None	41,272
April 11, 1980	@OAK	4 - 5 *		Jim Colborn	Dick Ruthven	None	25,772
April 12, 1980	@OAK	2 - 3		Vida Blue	Craig Swan	Bobby Castillo	26,975
April 13, 1980	@OAK	2 - 6		Bob Ojeda	Joaquin Andujar	Andy Rincon	24,062
April 14, 1980	@CAL	4 - 1		Steve Howe	Bill Bonham	Dick Ruthven	19,008
April 15, 1980	@CAL	3 - 5		Billy Presley	Bert Blyleven	Mark Littell	18,596
April 16, 1980	@CAL	9 - 3		Marty Bystrom	Floyd Bannister	None	18,441
April 17, 1980	@SEA	3 - 2		Craig Swan	Mike Scott	Steve Howe	23,766
April 18, 1980	@SEA	3 - 4		Jeff Reardon	Steve Howe	None	28,756
April 18, 1980	@SEA	6 - 4		Wayne Milam	Mike Chris	Dick Ruthven	31,180
April 19, 1980	@SEA	2 - 3		John Butcher	Doug Bird	Jeff Reardon	28,691
April 20, 1980	@SEA	5 - 4 *		Steve Howe	Tug McGraw	Chuck Gibbon	31,358
April 22, 1980	CAL	3 - 7		Floyd Bannister	Dick Ruthven	Jorge Rubio	40,258
April 23, 1980	CAL	5 - 4		Craig Swan	Paul Pelz	Steve Howe	21,015
April 25, 1980	OAK	5 - 4 *		Dick Ruthven	Bobby Castillo	None	26,713
April 26, 1980	OAK	6 - 3		Joaquin Andujar	Bob Welch	None	25,512
April 27, 1980	OAK	6 - 5		Steve Howe	Andy Rincon	None	25,351
April 28, 1980	SEA	4 - 3		Craig Swan	Dick Drago	Steve Howe	24,100
April 29, 1980	SEA	12 - 0		Dick Ruthven	Steve Stone	Chuck Gibbon	24,582
April 30, 1980	SEA	9 - 2		Bert Blyleven	John Butcher	None	25,301
May 2, 1980	NYY	0 - 3		Jerry Koosman	Marty Bystrom	None	30,869
May 3, 1980	NYY	14 - 1		Craig Swan	Ken Forsch	None	31,032
May 4, 1980	NYY	5 - 8		Allen Ripley	Joaquin Andujar	Bill Caudill	30,149
May 5, 1980	@BAL	4 - 1		Bert Blyleven	Mike Flanagan	Steve Howe	17,334
May 6, 1980	@BAL	4 - 5		Bruce Sutter	Steve Howe	None	14,856
May 7, 1980	@BAL	8 - 6		Charlie Leibrandt	Gary Lucas	None	16,319
May 9, 1980	@NYY	2 - 7		Ken Forsch	Craig Swan	None	28,509
May 10, 1980	@NYY	3 - 8		Allen Ripley	Bert Blyleven	None	27,697
May 11, 1980	@NYY	3 - 4		Nolan Ryan	Steve Howe	None	29,305
May 12, 1980	@BOS	1 - 2		Neil Allen	Marty Bystrom	None	24,448
May 13, 1980	@BOS	14 - 11		Doug Bird	Monty Montgomery	None	25,494
May 14, 1980	@BOS	1 - 6		Lynn McGlothen	Craig Swan	None	24,723
May 16, 1980	ML4	12 - 7		Bert Blyleven	Bill Champion	None	22,080
May 17, 1980	ML4	5 - 3		Marty Bystrom	Bob Owchinko	Steve Howe	22,169
May 18, 1980	ML4	3 - 4		Larry Christenson	Joaquin Andujar	Bill Castro	22,295
May 19, 1980	@CWS	1 - 3		Jim Bibby	Craig Swan	Ron Davis	14,993
May 20, 1980	@CWS	2 - 4		Britt Burns	Dick Ruthven	Gary Ryerson	14,699
May 21, 1980	@CWS	6 - 4		Bert Blyleven	Ron Davis	Steve Howe	17,225
May 23, 1980	@ML4	0 - 6		Larry Christenson	Marty Bystrom	None	23,679
May 24, 1980	@ML4	4 - 7		Mike Krukow	Craig Swan	Tom Bruno	23,797
May 25, 1980	@ML4	15 - 8		Dave Patterson	Bill Champion	None	23,185
May 26, 1980	CWS	8 - 7		Steve Howe	Ed Halicki	None	22,503
May 27, 1980	CWS	9 - 4		Dick Ruthven	Phil Niekro	Charlie Leibrandt	20,865
May 28, 1980	CWS	1 - 10		La Marr Hoyt	Marty Bystrom	None	21,598
May 29, 1980	CWS	4 - 9		Jim Bibby	Craig Swan	None	19,949
May 30, 1980	BAL	8 - 9		Mike Flanagan	Joaquin Andujar	Bruce Sutter	20,325
May 31, 1980	BAL	3 - 2		Bert Blyleven	Gary Lucas	Steve Howe	22,241
June 1, 1980	BAL	18 - 4		Dick Ruthven	Jim Palmer	None	18,564
June 2, 1980	BOS	6 - 0		Marty Bystrom	Ron Reed	Steve Howe	21,578
June 3, 1980	BOS	2 - 5		Bruce Hurst	Craig Swan	Neil Allen	19,912
June 4, 1980	BOS	0 - 14		Lynn McGlothen	Joaquin Andujar	None	22,541
June 5, 1980	TOR	3 - 8		Tommy Boggs	Bert Blyleven	Doug Corbett	18,569
June 6, 1980	TOR	6 - 0		Dick Ruthven	Bill Singer	None	20,099
June 7, 1980	TOR	1 - 2		John Fulgham	Marty Bystrom	Al Holland	20,863
June 8, 1980	TOR	9 - 1		Craig Swan	Larry McWilliams	None	21,496
June 10, 1980	@DET	1 - 2		Frank Tanana	Bert Blyleven	Warren Bogle	22,670
June 11, 1980	@DET	6 - 5		Steve Howe	Jerry Augustine	None	22,390
June 12, 1980	@DET	2 - 7		Len Barker	Marty Bystrom	None	22,588
June 13, 1980	@CLE	4 - 1		Craig Swan	John Tudor	Steve Howe	13,594
June 14, 1980	@CLE	1 - 0		Dick Ruthven	Bruce Berenyi	Steve Howe	14,696
June 15, 1980	@CLE	12 - 2		Bert Blyleven	Dennis Lamp	None	16,578
June 16, 1980	@TOR	7 - 10		Tommy Boggs	Joaquin Andujar	Doug Corbett	25,590
June 17, 1980	@TOR	2 - 7		Larry McWilliams	Marty Bystrom	Doug Corbett	18,718
June 18, 1980	DET	7 - 3		Craig Swan	Rick Sutcliffe	None	21,364
June 19, 1980	DET	3 - 7		Eric Rasmussen	Dick Ruthven	None	20,468
June 20, 1980	CLE	6 - 5 *		Charlie Leibrandt	Mike LaCoss	None	25,771
June 21, 1980	CLE	8 - 4		Joaquin Andujar	Scott Sanderson	None	25,771
June 22, 1980	CLE	6 - 1		Marty Bystrom	Doug Rau	None	26,515
June 23, 1980	KC	7 - 4		Craig Swan	Mickey Mahler	None	23,121
June 24, 1980	KC	6 - 4		Dick Ruthven	Dennis Leonard	Steve Howe	24,365
June 24, 1980	KC	4 - 3 *		Charlie Leibrandt	Joe McIntosh	None	22,438
June 25, 1980	KC	4 - 9		Frank Reberger	Doug Bird	None	23,709
June 27, 1980	@TEX	13 - 8		Marty Bystrom	Bart Johnson	None	14,325
June 28, 1980	@TEX	6 - 0		Craig Swan	Jim Wright	None	17,127
June 29, 1980	@TEX	3 - 1		Bert Blyleven	Brian Allard	Steve Howe	13,830
June 30, 1980	@KC	1 - 3		Dennis Leonard	Joaquin Andujar	Dan Quisenberry	22,984
July 1, 1980	@KC	6 - 1		Dick Ruthven	Joe Moeller	None	20,888
July 2, 1980	@KC	4 - 2		Marty Bystrom	Paul Splittorff	Steve Howe	20,616
July 3, 1980	TEX	3 - 12		Jim Wright	Craig Swan	None	28,234
July 4, 1980	TEX	2 - 3		Charlie Lea	Bert Blyleven	Brian Allard	29,758
July 5, 1980	TEX	10 - 4		Joaquin Andujar	Richard Dotson	None	28,828
July 6, 1980	TEX	7 - 4		Steve Howe	Brian Allard	None	30,626
July 10, 1980	@SEA	3 - 5		Jeff Reardon	Steve Howe	None	27,777
July 11, 1980	@SEA	2 - 0		Marty Bystrom	John Butcher	None	32,988
July 12, 1980	SEA	4 - 0		Craig Swan	Dick Drago	None	29,730
July 13, 1980	SEA	11 - 8		Joaquin Andujar	Danny Darwin	Steve Howe	28,714
July 14, 1980	SEA	3 - 1		Dick Ruthven	Steve Stone	Steve Howe	25,480
July 15, 1980	@NYY	10 - 3		Bert Blyleven	Nolan Ryan	None	29,640
July 16, 1980	@NYY	3 - 5		Aurelio Lopez	Marty Bystrom	Bill Caudill	23,804
July 17, 1980	@NYY	2 - 4		Ken Forsch	Craig Swan	Bill Caudill	27,462
July 18, 1980	@BOS	1 - 6		Bruce Hurst	Joaquin Andujar	Reggie Cleveland	33,260
July 19, 1980	@BOS	8 - 14		Bob Apodaca	Dick Ruthven	None	33,281
July 20, 1980	@BOS	3 - 1		Bert Blyleven	Ron Reed	Steve Howe	33,154
July 21, 1980	BAL	17 - 4		Marty Bystrom	Dennis Martinez	Norm McRae	22,011
July 22, 1980	BAL	2 - 3		Jim Palmer	Craig Swan	David Kaster	22,612
July 23, 1980	BAL	16 - 1		Joaquin Andujar	Rich Hand	None	19,147
July 25, 1980	BOS	6 - 5		Steve Howe	Neil Allen	None	30,614
July 26, 1980	BOS	1 - 4		Monty Montgomery	Steve Howe	None	29,773
July 27, 1980	BOS	5 - 2		Craig Swan	Brian Kingman	None	22,683
July 28, 1980	NYY	2 - 3 *		Jerry Koosman	Chuck Gibbon	Bill Caudill	23,863
July 29, 1980	NYY	4 - 5 *		Jerry Robertson	Steve Howe	Bill Caudill	26,318
July 30, 1980	NYY	4 - 10		Nolan Ryan	Bert Blyleven	Stan Bahnsen	25,742
Aug. 1, 1980	@BAL	7 - 3		Marty Bystrom	Jim Palmer	Steve Howe	14,827
Aug. 2, 1980	@BAL	4 - 11		Tom Underwood	Craig Swan	None	18,974
Aug. 3, 1980	@BAL	13 - 7		Doug Bird	Denny McLain	Steve Howe	17,017
Aug. 4, 1980	@OAK	4 - 8		Vida Blue	Bert Blyleven	None	26,993
Aug. 5, 1980	@OAK	7 - 3		Dick Ruthven	Dick Drago	None	26,513
Aug. 6, 1980	@OAK	4 - 3 *		Charlie Leibrandt	Larry Gura	None	27,591
Aug. 7, 1980	@CAL	2 - 7		Bill Bonham	Craig Swan	None	12,030
Aug. 8, 1980	@CAL	5 - 4		Joaquin Andujar	Mike Torrez	Steve Howe	12,929
Aug. 9, 1980	@CAL	7 - 1		Bert Blyleven	Floyd Bannister	None	19,768
Aug. 10, 1980	@CAL	5 - 3		Dick Ruthven	Paul Pelz	Steve Howe	16,775
Aug. 12, 1980	OAK	3 - 2		Marty Bystrom	Pete Redfern	Steve Howe	24,741
Aug. 13, 1980	OAK	5 - 7		Andy Rincon	Craig Swan	Larry Gura	28,536
Aug. 14, 1980	OAK	1 - 6		Bob Welch	Bert Blyleven	None	26,676
Aug. 15, 1980	CAL	7 - 3		Joaquin Andujar	Brent Strom	None	29,990
Aug. 16, 1980	CAL	5 - 2		Dick Ruthven	Bob McClure	Steve Howe	32,227
Aug. 17, 1980	CAL	6 - 5		Charlie Leibrandt	Jim Crawford	None	32,453
Aug. 17, 1980	CAL	1 - 8		Willie Hernandez	Chuck Gibbon	None	33,442
Aug. 19, 1980	TOR	1 - 0		Bert Blyleven	Bill Singer	None	30,618
Aug. 20, 1980	TOR	5 - 3		Joaquin Andujar	Vern Geishert	Steve Howe	27,690
Aug. 21, 1980	DET	2 - 5		Eric Rasmussen	Dick Ruthven	Hal Kurtz	29,125
Aug. 22, 1980	DET	9 - 4		Marty Bystrom	Mike Norris	None	33,179
Aug. 23, 1980	DET	2 - 0		Craig Swan	Len Barker	Steve Howe	33,290
Aug. 24, 1980	DET	3 - 6		Frank Tanana	Bert Blyleven	Roger Weaver	36,198
Aug. 25, 1980	@CLE	8 - 6		Dave Patterson	Tim Stoddard	Steve Howe	14,504
Aug. 26, 1980	@CLE	9 - 2		Dick Ruthven	James Curnal	None	12,490
Aug. 27, 1980	@CLE	0 - 7		Scott Sanderson	Marty Bystrom	None	10,982
Aug. 28, 1980	@TOR	4 - 3 *		Chuck Gibbon	Doug Corbett	None	22,218
Aug. 29, 1980	@TOR	4 - 3		Dave Patterson	Bill Singer	Charlie Leibrandt	27,877
Aug. 30, 1980	@TOR	2 - 8		Clay Kirby	Joaquin Andujar	None	29,991
Aug. 31, 1980	@TOR	2 - 9		Dave Stieb	Dick Ruthven	None	29,103
Sept. 1, 1980	CLE	4 - 5		Scott Sanderson	Marty Bystrom	Tim Stoddard	26,503
Sept. 2, 1980	CLE	6 - 5 *		Steve Howe	George Frazier	None	24,674
Sept. 3, 1980	CLE	8 - 0		Norm McRae	Fred Kuhaulua	Robert Johnston	25,488
Sept. 5, 1980	@DET	1 - 17		Rick Sutcliffe	Joaquin Andujar	Mike Caldwell	30,988
Sept. 6, 1980	@DET	3 - 4		Hal Kurtz	Steve Howe	None	29,315
Sept. 7, 1980	@DET	3 - 4		Hal Kurtz	Steve Howe	None	34,794
Sept. 9, 1980	ML4	4 - 3		Dick Ruthven	Larry Christenson	Steve Howe	21,182
Sept. 10, 1980	ML4	3 - 12		Mike Krukow	Joaquin Andujar	None	25,352
Sept. 11, 1980	ML4	2 - 12		John Montefusco	Marty Bystrom	None	23,467
Sept. 12, 1980	@CWS	4 - 5		Ed Halicki	Craig Swan	Gary Ryerson	27,794
Sept. 13, 1980	@CWS	4 - 6		La Marr Hoyt	Charlie Leibrandt	Gary Ryerson	30,169
Sept. 14, 1980	@CWS	11 - 6		Dick Ruthven	Jeff Little	None	26,945
Sept. 16, 1980	@ML4	2 - 6		Mike Krukow	Marty Bystrom	Tom Bruno	19,912
Sept. 17, 1980	@ML4	3 - 2		Craig Swan	John Montefusco	Steve Howe	19,113
Sept. 18, 1980	@ML4	6 - 5		Greg Garrett	Bill Castro	Steve Howe	20,908
Sept. 19, 1980	CWS	5 - 2		Dick Ruthven	Britt Burns	Chuck Gibbon	31,763
Sept. 20, 1980	CWS	4 - 3 *		Charlie Leibrandt	Cecil Upshaw	None	32,508
Sept. 21, 1980	CWS	3 - 5		Bob Myrick	Chuck Gibbon	None	33,893
Sept. 22, 1980	TEX	10 - 7		Craig Swan	Richard Dotson	Doug Bird	29,731
Sept. 23, 1980	TEX	5 - 4		Steve Howe	Jim Otten	Charlie Leibrandt	31,129
Sept. 24, 1980	TEX	0 - 1		Bart Johnson	Dick Ruthven	Dennis Eckersley	31,330
Sept. 26, 1980	KC	8 - 6		Steve Howe	Dan Quisenberry	None	34,277
Sept. 27, 1980	KC	10 - 3		Marty Bystrom	Randy Tate	None	34,010
Sept. 28, 1980	KC	3 - 2		Steve Howe	Dan Quisenberry	None	32,298
Sept. 30, 1980	@TEX	6 - 5		Joaquin Andujar	Dennis Eckersley	Steve Howe	11,203
Oct. 1, 1980	@TEX	3 - 5		Charlie Lea	Bert Blyleven	Brian Allard	13,143
Oct. 2, 1980	@TEX	3 - 4		Brian Allard	Marty Bystrom	Dennis Eckersley	11,979
Oct. 3, 1980	@KC	2 - 3		Mark Ballinger	Craig Swan	Ron Cook	22,808
Oct. 4, 1980	@KC	5 - 8		Steve Renko	Dick Ruthven	Dan Quisenberry	27,990
Oct. 5, 1980	@KC	11 - 6		Joaquin Andujar	Les Cain	None	28,296