$67+ 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SEA
Jun 9 — Jun 161
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 10, 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 10, 2026.
This CheapOair deal was found by Cheapflights users on 5/6. 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.
Sat 6/66:53 pm
SAN
- GEG
Nonstop2h 52m
Alaska Airlines
Sun 6/77:01 am
GEG
- SAN
Nonstop2h 49m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$133
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 6/36:53 pm
SAN
- GEG
Nonstop2h 52m
Alaska Airlines
Sat 6/67:01 am
GEG
- SAN
Nonstop2h 49m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$136
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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 5/296:53 pm
SAN
- GEG
Nonstop2h 52m
Alaska Airlines
Sun 5/317:01 am
GEG
- SAN
Nonstop2h 49m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$139
This Southwest deal was found by Cheapflights users on 5/7. 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 6/68:50 am
SAN
- GEG
1 stop6h 30m
Southwest
Sun 6/712:40 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/7![Southwest logo]()
$143
This Southwest deal was found by Cheapflights users on 5/7. 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 7/143:05 pm
SAN
- GEG
2 stops8h 40m
Southwest
Sat 7/183:15 pm
GEG
- SAN
Nonstop2h 45m
Southwest
Deal found 5/7![Southwest logo]()
$148
This Southwest deal was found by Cheapflights users on 5/6. 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 6/23:45 pm
SAN
- GEG
2 stops7h 40m
Southwest
Sat 6/63:20 pm
GEG
- SAN
Nonstop2h 45m
Southwest
Deal found 5/6![Southwest logo]()
$151
This Delta deal was found by Cheapflights users on 5/6. 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 7/184:11 pm
SAN
- GEG
1 stop6h 47m
Delta
Mon 7/275:25 am
GEG
- SAN
1 stop4h 46m
Delta
Deal found 5/6![Delta logo]()
$153
This Southwest deal was found by Cheapflights users on 5/7. 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 6/45:00 pm
SAN
- GEG
2 stops7h 30m
Southwest
Sun 6/712:40 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/7![Southwest logo]()
$154
This Southwest deal was found by Cheapflights users on 5/8. 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 6/28:15 am
SAN
- GEG
1 stop5h 50m
Southwest
Sun 6/712:40 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/8![Southwest logo]()
$156
This Southwest deal was found by Cheapflights users on 5/6. 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 6/195:00 pm
SAN
- GEG
2 stops7h 30m
Southwest
Sun 6/216:25 am
GEG
- SAN
1 stop7h 35m
Southwest
Deal found 5/6![Southwest logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Tue 6/26:25 am
SAN
- SEA
1 stop27h 41m
Frontier
Sat 6/68:20 pm
SEA
- SAN
1 stop12h 27m
Frontier
Deal found 5/8![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/56:25 am
SAN
- SEA
2 stops36h 10m
Frontier
Mon 6/88:20 pm
SEA
- SAN
1 stop12h 28m
Frontier
Deal found 5/5![Frontier logo]()
$164
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 10, 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 10, 2026.
This Southwest deal was found by Cheapflights users on 5/6. 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.
Sun 6/73:25 pm
SAN
- GEG
Nonstop2h 35m
Southwest
Mon 6/812:55 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/6![Southwest logo]()
$133
This Alaska Airlines deal was found by Cheapflights users on 5/7. 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 6/36:53 pm
SAN
- GEG
Nonstop2h 52m
Alaska Airlines
Sat 6/67:01 am
GEG
- SAN
Nonstop2h 49m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$146
This Delta deal was found by Cheapflights users on 5/6. 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 9/51:35 pm
SAN
- GEG
1 stop5h 12m
Delta
Wed 9/97:55 am
GEG
- SAN
1 stop6h 44m
Delta
Deal found 5/6![Delta logo]()
$153
This United Airlines deal was found by Cheapflights users on 5/5. 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 5/284:09 pm
SAN
- PDX
1 stop6h 54m
United Airlines
Mon 6/16:03 pm
PDX
- SAN
1 stop4h 46m
United Airlines
Deal found 5/5![United Airlines logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 8/129:53 pm
SAN
- BLI
2 stops14h 45m
Multiple Airlines
Sun 8/307:30 am
BLI
- SAN
1 stop13h 28m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$238
This Southwest deal was found by Cheapflights users on 5/6. 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 6/47:50 pm
SAN
- GEG
1 stop5h 30m
Southwest
Sun 6/712:40 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/6![Southwest logo]()
$143
This Southwest deal was found by Cheapflights users on 5/5. 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 6/196:55 pm
SAN
- GEG
1 stop6h 25m
Southwest
Thu 6/2512:55 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/5![Southwest logo]()
$143
This Delta deal was found by Cheapflights users on 5/6. 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 5/291:37 pm
SAN
- GEG
1 stop5h 06m
Delta
Sun 5/315:00 am
GEG
- SAN
1 stop5h 05m
Delta
Deal found 5/6![Delta logo]()
$159
This Southwest deal was found by Cheapflights users on 5/6. 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 7/248:25 am
SAN
- GEG
Nonstop2h 40m
Southwest
Mon 7/2712:20 pm
GEG
- SAN
1 stop5h 00m
Southwest
Deal found 5/6![Southwest logo]()
$143
This Delta deal was found by Cheapflights users on 5/9. 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 8/34:11 pm
SAN
- GEG
1 stop5h 02m
Delta
Sat 8/87:05 am
GEG
- SAN
1 stop8h 01m
Delta
Deal found 5/9![Delta logo]()
$163
This American Airlines deal was found by Cheapflights users on 5/10. 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 5/274:22 pm
SAN
- PSC
1 stop7h 09m
American Airlines
Mon 6/13:29 pm
PSC
- SAN
1 stop6h 05m
American Airlines
Deal found 5/10![American Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 5/9. 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 8/217:02 pm
SAN
- GEG
1 stop4h 57m
Delta
Mon 8/245:14 pm
GEG
- SAN
1 stop6h 36m
Delta
Deal found 5/9![Delta logo]()
$163
This Southwest deal was found by Cheapflights users on 5/8. 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 6/28:15 am
SAN
- GEG
1 stop5h 50m
Southwest
Sun 6/712:40 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/8![Southwest logo]()
$156
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Mon 6/16:27 pm
SAN
- PDX
1 stop6h 23m
United Airlines
Sat 6/611:16 am
PDX
- SAN
1 stop4h 51m
United Airlines
Deal found 5/9![United Airlines logo]()
$216
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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 5/309:06 pm
SAN
- PDX
Nonstop2h 45m
Alaska Airlines
Tue 6/27:05 am
PDX
- SAN
1 stop9h 26m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$220
This Southwest deal was found by Cheapflights users on 5/5. 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 6/197:50 pm
SAN
- GEG
1 stop5h 30m
Southwest
Wed 6/245:00 am
GEG
- SAN
1 stop8h 45m
Southwest
Deal found 5/5![Southwest logo]()
$158
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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.
Tue 5/266:19 pm
SAN
- SEA
Nonstop3h 11m
Alaska Airlines
Mon 6/17:26 am
SEA
- SAN
Nonstop2h 56m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$222
This Delta deal was found by Cheapflights users on 5/6. 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 6/17:10 pm
SAN
- SEA
Nonstop3h 12m
Delta
Wed 6/33:20 pm
SEA
- SAN
Nonstop2h 45m
Delta
Deal found 5/6![Delta logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 6/58:04 pm
SAN
- SEA
Nonstop3h 14m
Alaska Airlines
Mon 6/85:26 pm
SEA
- SAN
1 stop4h 33m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 5/5. 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 6/23:00 pm
SAN
- SEA
Nonstop3h 00m
Southwest
Fri 6/52:25 pm
SEA
- SAN
Nonstop2h 55m
Southwest
Deal found 5/5![Southwest logo]()
$187
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 6/178:35 pm
SAN
- SEA
Nonstop3h 06m
Alaska Airlines
Wed 6/249:04 pm
SEA
- SAN
Nonstop2h 52m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$236
This Delta deal was found by Cheapflights users on 5/9. 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 5/3011:00 am
SAN
- SEA
Nonstop3h 20m
Delta
Sun 5/319:45 am
SEA
- SAN
Nonstop2h 57m
Delta
Deal found 5/9![Delta logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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 6/46:24 pm
SAN
- SEA
1 stop5h 20m
Alaska Airlines
Sun 6/78:55 am
SEA
- SAN
1 stop8h 09m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 5/9. 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 6/24:05 pm
SAN
- PDX
1 stop4h 40m
Southwest
Tue 6/95:55 pm
PDX
- SAN
1 stop4h 55m
Southwest
Deal found 5/9![Southwest logo]()
$205
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Wed 7/17:41 pm
SAN
- PSC
1 stop5h 09m
United Airlines
Wed 7/81:35 pm
PSC
- SAN
1 stop7h 18m
United Airlines
Deal found 5/8![United Airlines logo]()
$341
This Delta deal was found by Cheapflights users on 5/9. 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 6/57:11 pm
SAN
- PDX
1 stop4h 33m
Delta
Sun 6/77:20 am
PDX
- SAN
1 stop5h 18m
Delta
Deal found 5/9![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 5/7. 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 5/296:12 pm
SAN
- PAE
Nonstop3h 08m
Alaska Airlines
Sun 5/317:15 am
PAE
- SAN
Nonstop2h 52m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 5/5. 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 6/66:27 pm
SAN
- PSC
1 stop6h 19m
United Airlines
Thu 6/111:35 pm
PSC
- SAN
2 stops10h 19m
United Airlines
Deal found 5/5![United Airlines logo]()
$381
This Southwest deal was found by Cheapflights users on 5/5. 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 5/282:50 pm
SAN
- PDX
Nonstop2h 35m
Southwest
Sun 5/3111:00 am
PDX
- SAN
Nonstop2h 25m
Southwest
Deal found 5/5![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 5/5. 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 6/307:00 am
SAN
- PDX
1 stop4h 42m
Delta
Fri 7/37:20 am
PDX
- SAN
1 stop5h 18m
Delta
Deal found 5/5![Delta logo]()
$271
Last-minute flights from San Diego to WashingtonDiscover last-minute flight deals from San Diego to Washington. Data last updated May 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Washington. Data last updated May 10, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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 5/296:53 pm
SAN
- GEG
Nonstop2h 52m
Alaska Airlines
Sun 5/317:01 am
GEG
- SAN
Nonstop2h 49m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$139
This Southwest deal was found by Cheapflights users on 5/6. 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 6/23:45 pm
SAN
- GEG
2 stops7h 40m
Southwest
Sat 6/63:20 pm
GEG
- SAN
Nonstop2h 45m
Southwest
Deal found 5/6![Southwest logo]()
$151
This Southwest deal was found by Cheapflights users on 5/8. 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 6/28:15 am
SAN
- GEG
1 stop5h 50m
Southwest
Sun 6/712:40 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/8![Southwest logo]()
$156
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Tue 6/24:09 pm
SAN
- PDX
1 stop6h 40m
United Airlines
Thu 6/44:15 pm
PDX
- SAN
1 stop6h 10m
United Airlines
Deal found 5/6![United Airlines logo]()
$179
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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.
Tue 6/27:00 am
SAN
- PDX
Nonstop2h 46m
Alaska Airlines
Tue 6/97:15 am
PDX
- SAN
Nonstop2h 43m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$185
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 6/36:53 pm
SAN
- GEG
Nonstop2h 52m
Alaska Airlines
Sat 6/67:01 am
GEG
- SAN
Nonstop2h 49m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$136
This Southwest deal was found by Cheapflights users on 5/6. 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 6/45:00 pm
SAN
- GEG
2 stops7h 30m
Southwest
Sun 6/712:40 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/6![Southwest logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 5/10. 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.
Thu 6/49:43 am
SAN
- BLI
1 stop13h 56m
Multiple Airlines
Sun 6/71:21 pm
BLI
- SAN
1 stop19h 26m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$165
This CheapOair deal was found by Cheapflights users on 5/6. 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.
Sat 6/66:53 pm
SAN
- GEG
Nonstop2h 52m
Alaska Airlines
Sun 6/77:01 am
GEG
- SAN
Nonstop2h 49m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$133
This Southwest deal was found by Cheapflights users on 5/7. 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 6/68:50 am
SAN
- GEG
1 stop6h 30m
Southwest
Sun 6/712:40 pm
GEG
- SAN
Nonstop2h 40m
Southwest
Deal found 5/7![Southwest logo]()
$143
This Southwest deal was found by Cheapflights users on 5/7. 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 6/186:55 pm
SAN
- GEG
1 stop6h 25m
Southwest
Sat 6/203:15 pm
GEG
- SAN
Nonstop2h 45m
Southwest
Deal found 5/7![Southwest logo]()
$153
This Southwest deal was found by Cheapflights users on 5/6. 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 6/195:00 pm
SAN
- GEG
2 stops7h 30m
Southwest
Sun 6/216:25 am
GEG
- SAN
1 stop7h 35m
Southwest
Deal found 5/6![Southwest logo]()
$158
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 10, 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 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 7/48:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$67
This Southwest deal was found by Cheapflights users on 5/6. 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 5/309:40 am
SAN
- GEG
Nonstop2h 45m
Southwest
Deal found 5/6![Southwest logo]()
$70
This Alaska Airlines deal was found by Cheapflights users on 5/7. 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 7/198:22 pm
SAN
- GEG
Nonstop2h 45m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$72
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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 5/296:53 pm
SAN
- GEG
Nonstop2h 52m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$75
This Southwest deal was found by Cheapflights users on 5/7. 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 8/37:50 pm
SAN
- GEG
1 stop5h 30m
Southwest
Deal found 5/7![Southwest logo]()
$77
This Delta deal was found by Cheapflights users on 5/6. 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 11/31:35 pm
SAN
- GEG
1 stop5h 13m
Delta
Deal found 5/6![Delta logo]()
$80
This Delta deal was found by Cheapflights users on 5/8. 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 5/8![Delta logo]()
$82
This Delta deal was found by Cheapflights users on 5/8. 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 6/23:45 pm
SAN
- GEG
1 stop5h 26m
Delta
Deal found 5/8![Delta logo]()
$85
This Trip.com deal was found by Cheapflights users on 5/7. 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 6/179:43 am
SAN
- BLI
1 stop23h 31m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$87
This Southwest deal was found by Cheapflights users on 5/7. 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 6/45:00 pm
SAN
- GEG
2 stops7h 30m
Southwest
Deal found 5/7![Southwest logo]()
$87
This Southwest deal was found by Cheapflights users on 5/7. 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 6/34:05 pm
SAN
- GEG
2 stops7h 20m
Southwest
Deal found 5/7![Southwest logo]()
$90
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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.
Tue 6/22:14 pm
SAN
- PDX
Nonstop2h 44m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$93
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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $133 (CheapOair) |
One-way from | $67 (Alaska Airlines) |
Popular in | July |
Cheapest in | February |
Average price | $237 |
Good round-trip deal | $206 or less |
Good one-way deal | $69 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 10, 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
Sun 6/7
3:25 pm-6:00 pm
Nonstop2h 35m
Spokane
Mon 6/8
12:55 pm-3:35 pm
Nonstop2h 40m
$133
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Thu 6/4
7:50 pm-1:20 am
1 stop5h 30m
Spokane
Sun 6/7
12:40 pm-3:20 pm
Nonstop2h 40m
$143
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Fri 6/19
6:55 pm-1:20 am
1 stop6h 25m
Spokane
Thu 6/25
12:55 pm-3:35 pm
Nonstop2h 40m
$143
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Fri 7/24
8:25 am-11:05 am
Nonstop2h 40m
Spokane
Mon 7/27
12:20 pm-5:20 pm
1 stop5h 00m
$143
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Wed 6/3
6:53 pm-9:45 pm
Nonstop2h 52m
Spokane
Sat 6/6
7:01 am-9:50 am
Nonstop2h 49m
$146
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Sat 9/5
1:35 pm-6:47 pm
1 stop5h 12m
Spokane
Wed 9/9
7:55 am-2:39 pm
1 stop6h 44m
$153
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Tue 6/2
8:15 am-2:05 pm
1 stop5h 50m
Spokane
Sun 6/7
12:40 pm-3:20 pm
Nonstop2h 40m
$156
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Fri 6/19
7:50 pm-1:20 am
1 stop5h 30m
Spokane
Wed 6/24
5:00 am-1:45 pm
1 stop8h 45m
$158
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Fri 5/29
1:37 pm-6:43 pm
1 stop5h 06m
Spokane
Sun 5/31
5:00 am-10:05 am
1 stop5h 05m
$159
San DiegoSpokane
SAN - GEG
SANGEG
San Diego
Mon 8/3
4:11 pm-9:13 pm
1 stop5h 02m
Spokane
Sat 8/8
7:05 am-3:06 pm
1 stop8h 01m
$163
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-SEA
SAN-PSC
SAN-BLI
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-SEA
SAN-PSC
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 month to book a flight from San Diego to State of Washington?
Currently, October is the cheapest month in which you can book a flight from San Diego to State of Washington (average of $88). Flying from San Diego to State of Washington in November is currently the most expensive (average of $925). 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 10, 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 23% on the cost of your flight, compared to a flight in the evening.
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 2, 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.
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 10, 2026.
The most flights from SAN to USWA are scheduled on a Sunday (36 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (11 on average).
How much does it cost to fly round-trip from San Diego to State of Washington?
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 10, 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.
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Food
7.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Food
7.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Food
7.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Food
7.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Food
7.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Comfort
7.8
Overall
7.9
Food
7.0
Boarding
8.1
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
Complete your trip to Washington by adding a car rental and/or hotel reservation to your travel itinerary.
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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 10, 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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$79 | Average$157 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$98 | Average$150 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$106 | Average$288 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$110 | Average$214 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$267 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$397 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$149 | Average$297 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$151 | Average$344 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$209 | Average$432 | FlexibilityNo cancel fee | On-time71% |