$72+ Cheap flights from San Diego (SAN) to Washington
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SEA
Jun 23 — Jun 301
Round-trip
1 adult, Economy
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Cheapest flights from San Diego to WashingtonExplore the most affordable flight options available from San Diego to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 24, 2026.
Explore the most affordable flight options available from San Diego to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 24, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:59 pm
SAN
- GEG
Nonstop2h 50m
Alaska Airlines
Mon 8/247:03 am
GEG
- SAN
Nonstop2h 51m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$143
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/74:11 pm
SAN
- GEG
1 stop7h 44m
Delta
Fri 7/105:25 am
GEG
- SAN
1 stop4h 46m
Delta
Deal found 5/21![Delta logo]()
$163
This CheapOair deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:27 pm
SAN
- PAE
Nonstop3h 02m
Alaska Airlines
Tue 9/159:10 am
PAE
- SAN
Nonstop2h 54m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$177
This CheapOair deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Fri 7/108:15 am
GEG
- SAN
Nonstop2h 48m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$178
This Orbitz deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:59 pm
SAN
- GEG
Nonstop2h 50m
Alaska Airlines
Sat 9/57:03 am
GEG
- SAN
Nonstop2h 51m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$180
This Alaska Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:27 pm
SAN
- PAE
Nonstop3h 02m
Alaska Airlines
Tue 9/229:10 am
PAE
- SAN
Nonstop2h 54m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$185
This Southwest deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1210:50 am
SAN
- PDX
Nonstop2h 30m
Southwest
Sat 8/222:40 pm
PDX
- SAN
Nonstop2h 30m
Southwest
Deal found 5/22![Southwest logo]()
$186
This CheapOair deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:27 pm
SAN
- PAE
Nonstop3h 02m
Alaska Airlines
Tue 9/159:10 am
PAE
- SAN
Nonstop2h 54m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$187
This Alaska Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/68:16 pm
SAN
- PDX
Nonstop2h 39m
Alaska Airlines
Wed 9/95:38 pm
PDX
- SAN
Nonstop2h 46m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:05 am
SAN
- SEA
Nonstop3h 12m
Delta
Sun 9/139:45 am
SEA
- SAN
Nonstop2h 52m
Delta
Deal found 5/21![Delta logo]()
$187
This Alaska Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:59 pm
SAN
- GEG
Nonstop2h 50m
Alaska Airlines
Sat 8/297:03 am
GEG
- SAN
Nonstop2h 51m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:30 am
SAN
- GEG
1 stop5h 05m
Southwest
Sat 8/222:15 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/22![Southwest logo]()
$188
Best flights from San Diego to WashingtonDiscover carefully curated flight deals from San Diego to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 24, 2026.
Discover carefully curated flight deals from San Diego to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 24, 2026.
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:00 pm
SAN
- GEG
1 stop4h 55m
Delta
Fri 7/104:16 pm
GEG
- SAN
1 stop7h 26m
Delta
Deal found 5/24![Delta logo]()
$163
This Alaska Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:55 am
SAN
- PDX
Nonstop2h 35m
Alaska Airlines
Tue 10/61:49 pm
PDX
- SAN
Nonstop2h 36m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/177:15 pm
SAN
- SEA
1 stop4h 15m
Southwest
Tue 6/235:35 pm
SEA
- SAN
1 stop4h 40m
Southwest
Deal found 5/19![Southwest logo]()
$205
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/134:09 pm
SAN
- PDX
1 stop6h 54m
United Airlines
Mon 6/155:15 am
PDX
- SAN
1 stop6h 36m
United Airlines
Deal found 5/22![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1010:54 am
SAN
- GEG
1 stop4h 41m
Delta
Sun 7/125:25 am
GEG
- SAN
1 stop4h 46m
Delta
Deal found 5/24![Delta logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/199:43 am
SAN
- PSC
1 stop10h 15m
Multiple Airlines
Mon 6/228:48 pm
PSC
- SAN
1 stop12h 00m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$342
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/194:03 pm
SAN
- GEG
1 stop7h 52m
Delta
Fri 6/265:37 pm
GEG
- SAN
1 stop5h 01m
Delta
Deal found 5/22![Delta logo]()
$163
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:05 pm
SAN
- SEA
1 stop6h 05m
Southwest
Tue 7/147:30 am
SEA
- SAN
2 stops7h 20m
Southwest
Deal found 5/24![Southwest logo]()
$212
This American Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/104:23 pm
SAN
- PSC
1 stop7h 08m
American Airlines
Fri 6/123:29 pm
PSC
- SAN
1 stop6h 05m
American Airlines
Deal found 5/21![American Airlines logo]()
$432
This Alaska Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/245:15 pm
SAN
- SEA
1 stop15h 30m
Alaska Airlines
Mon 6/299:04 pm
SEA
- SAN
Nonstop2h 52m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$220
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:10 pm
SAN
- SEA
2 stops5h 35m
Southwest
Sat 8/2212:30 pm
SEA
- SAN
1 stop4h 40m
Southwest
Deal found 5/24![Southwest logo]()
$214
This Alaska Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:13 pm
SAN
- SEA
1 stop7h 40m
Alaska Airlines
Sat 7/46:21 am
SEA
- SAN
Nonstop2h 49m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$220
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:11 pm
SAN
- PDX
1 stop5h 51m
Delta
Mon 8/179:29 am
PDX
- SAN
1 stop5h 37m
Delta
Deal found 5/20![Delta logo]()
$205
This Southwest deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/152:50 pm
SAN
- SEA
2 stops5h 40m
Southwest
Wed 8/195:55 am
SEA
- SAN
2 stops5h 50m
Southwest
Deal found 5/22![Southwest logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/68:16 pm
SAN
- PDX
Nonstop2h 39m
Alaska Airlines
Wed 9/97:03 am
PDX
- SAN
1 stop11h 57m
Alaska Airlines
Deal found 5/22![Alaska Airlines logo]()
$230
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:20 pm
SAN
- PDX
1 stop5h 29m
Delta
Fri 10/91:00 pm
PDX
- SAN
1 stop5h 55m
Delta
Deal found 5/21![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:05 pm
SAN
- GEG
1 stop4h 30m
Southwest
Thu 7/305:25 am
GEG
- SAN
2 stops7h 30m
Southwest
Deal found 5/22![Southwest logo]()
$238
This Southwest deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:25 pm
SAN
- GEG
1 stop7h 40m
Southwest
Sat 7/183:25 pm
GEG
- SAN
1 stop7h 25m
Southwest
Deal found 5/20![Southwest logo]()
$242
This Alaska Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Sun 7/128:15 am
GEG
- SAN
Nonstop2h 48m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$271
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2411:05 am
SAN
- SEA
Nonstop3h 16m
Delta
Sat 6/277:45 pm
SEA
- SAN
Nonstop2h 53m
Delta
Deal found 5/20![Delta logo]()
$256
This Southwest deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:55 pm
SAN
- PDX
1 stop6h 25m
Southwest
Tue 6/164:05 pm
PDX
- SAN
1 stop5h 15m
Southwest
Deal found 5/20![Southwest logo]()
$246
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/67:10 pm
SAN
- SEA
Nonstop3h 10m
Delta
Sun 7/127:15 am
SEA
- SAN
Nonstop2h 56m
Delta
Deal found 5/23![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:00 pm
SAN
- PAE
Nonstop3h 00m
Alaska Airlines
Tue 6/167:00 am
PAE
- SAN
1 stop5h 29m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:41 pm
SAN
- PSC
1 stop5h 05m
United Airlines
Tue 6/91:35 pm
PSC
- SAN
2 stops10h 19m
United Airlines
Deal found 5/22![United Airlines logo]()
$437
This Southwest deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/67:00 pm
SAN
- GEG
1 stop5h 35m
Southwest
Sat 7/183:15 pm
GEG
- SAN
Nonstop2h 45m
Southwest
Deal found 5/23![Southwest logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:13 pm
SAN
- SEA
1 stop7h 40m
Alaska Airlines
Mon 7/69:04 pm
SEA
- SAN
Nonstop2h 52m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:49 am
SAN
- PSC
2 stops10h 03m
United Airlines
Tue 6/27:00 am
PSC
- SAN
1 stop7h 08m
United Airlines
Deal found 5/23![United Airlines logo]()
$450
This Southwest deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:45 pm
SAN
- GEG
1 stop6h 00m
Southwest
Tue 7/285:35 am
GEG
- SAN
1 stop3h 55m
Southwest
Deal found 5/21![Southwest logo]()
$259
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:00 am
SAN
- PDX
1 stop4h 42m
Delta
Sun 6/215:30 am
PDX
- SAN
1 stop4h 38m
Delta
Deal found 5/19![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:40 pm
SAN
- SEA
1 stop5h 05m
Southwest
Tue 7/217:30 am
SEA
- SAN
2 stops7h 20m
Southwest
Deal found 5/24![Southwest logo]()
$260
Last-minute flights from San Diego to WashingtonDiscover last-minute flight deals from San Diego to Washington. Data last updated May 24, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Washington. Data last updated May 24, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Sat 6/138:15 am
GEG
- SAN
Nonstop2h 48m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$201
This Southwest deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/104:00 pm
SAN
- GEG
1 stop6h 40m
Southwest
Mon 6/155:25 am
GEG
- SAN
1 stop5h 55m
Southwest
Deal found 5/22![Southwest logo]()
$221
This Southwest deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:05 pm
SAN
- GEG
1 stop4h 25m
Southwest
Sat 6/133:15 pm
GEG
- SAN
Nonstop2h 45m
Southwest
Deal found 5/21![Southwest logo]()
$191
This Expedia deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Sat 6/138:15 am
GEG
- SAN
Nonstop2h 48m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$219
This Southwest deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/162:50 pm
SAN
- PDX
Nonstop2h 25m
Southwest
Tue 6/305:00 am
PDX
- SAN
1 stop4h 10m
Southwest
Deal found 5/20![Southwest logo]()
$195
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:25 pm
SAN
- PDX
1 stop4h 57m
Delta
Wed 7/17:20 am
PDX
- SAN
1 stop7h 44m
Delta
Deal found 5/20![Delta logo]()
$205
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/194:03 pm
SAN
- GEG
1 stop5h 06m
Delta
Tue 6/237:08 pm
GEG
- SAN
1 stop4h 45m
Delta
Deal found 5/21![Delta logo]()
$163
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/204:09 pm
SAN
- PDX
1 stop4h 45m
United Airlines
Sat 6/271:14 pm
PDX
- SAN
1 stop7h 39m
United Airlines
Deal found 5/22![United Airlines logo]()
$220
This Southwest deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/228:05 pm
SAN
- GEG
1 stop4h 25m
Southwest
Mon 6/296:05 pm
GEG
- SAN
1 stop5h 00m
Southwest
Deal found 5/23![Southwest logo]()
$218
This Expedia deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Sat 6/278:15 am
GEG
- SAN
Nonstop2h 48m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$143
This CheapOair deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Mon 6/298:15 am
GEG
- SAN
Nonstop2h 48m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$213
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/267:41 pm
SAN
- PDX
1 stop5h 09m
United Airlines
Mon 6/295:48 am
PDX
- SAN
1 stop4h 11m
United Airlines
Deal found 5/21![United Airlines logo]()
$189
One-way flights from San Diego to WashingtonSearch for one-way flight options from San Diego to Washington. Find affordable one-way fares based on user searches. Data last updated May 24, 2026.
Search for one-way flight options from San Diego to Washington. Find affordable one-way fares based on user searches. Data last updated May 24, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$72
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:02 pm
SAN
- GEG
1 stop6h 51m
Delta
Deal found 5/20![Delta logo]()
$82
This Trip.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:43 am
SAN
- BLI
1 stop23h 31m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$92
This Alaska Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:43 pm
SAN
- GEG
Nonstop2h 53m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$94
This Alaska Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:43 pm
SAN
- GEG
Nonstop2h 53m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$99
This United Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:00 pm
SAN
- PDX
2 stops7h 34m
United Airlines
Deal found 5/19![United Airlines logo]()
$100
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/177:10 pm
SAN
- PDX
1 stop4h 44m
Delta
Deal found 5/20![Delta logo]()
$103
This Southwest deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/264:10 pm
SAN
- PDX
2 stops5h 10m
Southwest
Deal found 5/22![Southwest logo]()
$104
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:20 pm
SAN
- GEG
1 stop5h 45m
Delta
Deal found 5/21![Delta logo]()
$104
This Alaska Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Deal found 5/22![Alaska Airlines logo]()
$107
This Southwest deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/44:10 pm
SAN
- PDX
2 stops5h 10m
Southwest
Deal found 5/19![Southwest logo]()
$108
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:00 am
SAN
- PDX
1 stop4h 40m
Delta
Deal found 5/22![Delta logo]()
$109
Find flight deals from San Diego to Washington
Keep the following information in mind while searching for San Diego to Washington flight deals. Data was last updated May 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $143 (Alaska Airlines) |
One-way from | $72 (Alaska Airlines) |
Popular in | July |
Cheapest in | February |
Average price | $242 |
Good round-trip deal | $148 or less |
Good one-way deal | $66 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 24, 2026.
Use the filters below to find and compare flights from San Diego to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Tue 7/7
7:00 pm-11:55 pm
1 stop4h 55m
Spokane
Fri 7/10
4:16 pm-11:42 pm
1 stop7h 26m
$163
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Fri 7/10
10:54 am-3:35 pm
1 stop4h 41m
Spokane
Sun 7/12
5:25 am-10:11 am
1 stop4h 46m
$163
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Fri 6/19
4:03 pm-11:55 pm
1 stop7h 52m
Spokane
Fri 6/26
5:37 pm-10:38 pm
1 stop5h 01m
$163
Quickest round-trip
San DiegoPortland
SAN - PDX
SANPDX
San Diego
Thu 10/1
6:55 am-9:30 am
Nonstop2h 35m
Portland
Tue 10/6
1:49 pm-4:25 pm
Nonstop2h 36m
$187
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Wed 6/17
7:15 pm-11:30 pm
1 stop4h 15m
Seattle/Tacoma Intl
Tue 6/23
5:35 pm-10:15 pm
1 stop4h 40m
$205
San DiegoPortland
SAN - PDX
SANPDX
San Diego
Thu 8/13
4:11 pm-10:02 pm
1 stop5h 51m
Portland
Mon 8/17
9:29 am-3:06 pm
1 stop5h 37m
$205
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Fri 7/10
6:05 pm-12:10 am
1 stop6h 05m
Seattle/Tacoma Intl
Tue 7/14
7:30 am-2:50 pm
2 stops7h 20m
$212
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Wed 8/19
4:10 pm-9:45 pm
2 stops5h 35m
Seattle/Tacoma Intl
Sat 8/22
12:30 pm-5:10 pm
1 stop4h 40m
$214
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Sat 8/15
2:50 pm-8:30 pm
2 stops5h 40m
Seattle/Tacoma Intl
Wed 8/19
5:55 am-11:45 am
2 stops5h 50m
$217
San DiegoPortland
SAN - PDX
SANPDX
San Diego
Mon 10/5
3:20 pm-8:49 pm
1 stop5h 29m
Portland
Fri 10/9
1:00 pm-6:55 pm
1 stop5h 55m
$217
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from San Diego to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from San Diego with our price prediction graph.
SAN-GEG
SAN-PDX
SAN-BLI
SAN-PAE
SAN-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to Washington
SAN-USWA
SAN-GEG
SAN-PDX
SAN-BLI
SAN-PAE
What is the cheapest month to book a flight from San Diego to State of Washington?
Currently, April is the cheapest month in which you can book a flight from San Diego to State of Washington (average of $90). Flying from San Diego to State of Washington in November is currently the most expensive (average of $917). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAN to WA?
Find hourly flight availability from San Diego to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 24, 2026.
It’s optimal to fly from San Diego to State of Washington in the afternoon. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the evening.
Weekly flight availability from San Diego to State of Washington
Explore weekly flight availability from San Diego to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 24, 2026.
The most flights from SAN to USWA are scheduled on a Sunday (39 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (19 on average).
How much does it cost to fly round-trip from San Diego to State of Washington?
How far ahead should I book a flight from San Diego to State of Washington?
The best time to book flights from San Diego to State of Washington is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from San Diego to State of Washington?
Use this chart to determine the cheapest time to fly round-trip from San Diego to Washington. Price data was last updated on May 23, 2026.
Travelers seeking maximum savings on their San Diego to State of Washington flight should consider departing on Friday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Washington
Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated May 24, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andDelta from San Diego to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from San Diego to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Find flights from San Diego to Washington, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Washington flights
Browse other San Diego and Washington flight options. Last updated on May 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Diego to Washington flights
Consider these flights traveling from San Diego to Washington.
Top 9 airlines flying from San Diego to Washington
Discover the top 9 airlines that operate flights from San Diego to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$79 | Average$157 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$91 | Average$148 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$104 | Average$283 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$105 | Average$254 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$110 | Average$217 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$136 | Average$385 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$149 | Average$294 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$151 | Average$351 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$225 | Average$478 | FlexibilityNo cancel fee | On-time71% |