$83+ Cheap flights from California 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SEA
Jun 21 — Jun 281
Round-trip
1 adult, Economy
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Cheapest flights from California to WashingtonExplore the most affordable flight options available from California to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.
Explore the most affordable flight options available from California to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.
This Expedia deal was found by Cheapflights users on 5/18. 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.
Mon 6/87:44 am
LAS
- SEA
Nonstop2h 52m
Frontier
Wed 6/1011:03 am
SEA
- LAS
1 stop10h 32m
Frontier
Deal found 5/18![Frontier logo]()
$128
This Super.com deal was found by Cheapflights users on 5/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Sat 8/228:13 pm
SEA
- LAS
Nonstop2h 35m
Frontier
Deal found 5/18![Frontier logo]()
$129
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Fri 7/178:12 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 5/20![Frontier logo]()
$133
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/27:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Mon 8/108:12 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 5/20![Frontier logo]()
$134
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:00 am
LAS
- SEA
Nonstop3h 00m
Frontier
Mon 9/289:16 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 5/20![Frontier logo]()
$135
This Super.com deal was found by Cheapflights users on 5/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/63:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Mon 6/811:21 am
SEA
- LAX
Nonstop2h 57m
Frontier
Deal found 5/17![Frontier logo]()
$135
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Sat 6/278:12 pm
SEA
- LAS
Nonstop2h 35m
Frontier
Deal found 5/20![Frontier logo]()
$138
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:00 am
LAS
- SEA
Nonstop3h 00m
Frontier
Sat 10/319:16 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 5/20![Frontier logo]()
$139
This Orbitz deal was found by Cheapflights users on 5/17. 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.
Tue 6/97:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Thu 6/1811:53 am
SEA
- LAS
1 stop4h 53m
Frontier
Deal found 5/17![Frontier logo]()
$142
This Orbitz deal was found by Cheapflights users on 5/17. 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.
Mon 6/86:30 am
LAX
- SEA
1 stop27h 18m
Frontier
Tue 6/911:03 am
SEA
- LAX
Nonstop2h 58m
Frontier
Deal found 5/17![Frontier logo]()
$142
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Tue 9/159:16 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 5/20![Frontier logo]()
$145
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Sat 9/58:13 pm
SEA
- LAS
Nonstop2h 35m
Frontier
Deal found 5/20![Frontier logo]()
$146
Best flights from California to WashingtonDiscover carefully curated flight deals from California to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 22, 2026.
Discover carefully curated flight deals from California to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 22, 2026.
This Delta deal was found by Cheapflights users on 5/17. 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 8/41:34 pm
SAN
- SEA
Nonstop2h 56m
Delta
Sat 8/812:04 pm
SEA
- SAN
Nonstop3h 02m
Delta
Deal found 5/17![Delta logo]()
$203
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.
Wed 7/81:30 pm
SJC
- SEA
2 stops10h 00m
Southwest
Tue 7/147:00 am
SEA
- SJC
2 stops7h 25m
Southwest
Deal found 5/20![Southwest logo]()
$207
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.
Tue 6/306:22 am
OAK
- SEA
Nonstop2h 04m
Alaska Airlines
Sat 7/47:12 am
SEA
- OAK
Nonstop2h 14m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$220
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.
Mon 7/134:27 pm
SFO
- SEA
Nonstop2h 20m
United Airlines
Wed 7/227:00 am
SEA
- SFO
Nonstop2h 18m
United Airlines
Deal found 5/21![United 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.
Sat 8/87:00 am
SAN
- SEA
Nonstop3h 02m
Delta
Tue 8/113:15 pm
SEA
- SAN
Nonstop2h 50m
Delta
Deal found 5/20![Delta logo]()
$203
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.
Thu 9/177:23 am
SFO
- PDX
Nonstop1h 44m
Alaska Airlines
Sun 9/2010:37 am
PDX
- SFO
Nonstop2h 02m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$222
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 8/57:40 am
SFO
- PDX
2 stops8h 30m
Southwest
Fri 8/143:40 pm
PDX
- SFO
1 stop6h 25m
Southwest
Deal found 5/19![Southwest logo]()
$222
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.
Wed 8/56:00 am
LAX
- PDX
1 stop4h 20m
United Airlines
Wed 8/123:43 pm
PDX
- LAX
1 stop7h 23m
United Airlines
Deal found 5/19![United Airlines logo]()
$229
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 7/81:38 pm
SFO
- PDX
1 stop6h 24m
Delta
Mon 7/135:50 pm
PDX
- SFO
1 stop6h 09m
Delta
Deal found 5/20![Delta logo]()
$217
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.
Tue 6/306:17 am
SJC
- SEA
Nonstop2h 17m
Alaska Airlines
Thu 7/211:08 am
SEA
- SJC
Nonstop2h 12m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$222
This Southwest deal was found by Cheapflights users on 5/17. 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 7/254:10 pm
LAX
- PDX
1 stop5h 25m
Southwest
Tue 7/285:50 pm
PDX
- LAX
1 stop5h 00m
Southwest
Deal found 5/17![Southwest logo]()
$229
This Delta deal was found by Cheapflights users on 5/17. 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 9/55:45 pm
SJC
- SEA
Nonstop2h 22m
Delta
Sat 9/128:35 am
SEA
- SJC
Nonstop2h 21m
Delta
Deal found 5/17![Delta logo]()
$221
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.
Tue 6/2312:08 pm
SFO
- PDX
Nonstop1h 42m
Alaska Airlines
Tue 6/307:32 am
PDX
- SFO
1 stop15h 36m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$224
This Southwest deal was found by Cheapflights users on 5/17. 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 6/1011:15 am
SJC
- SEA
1 stop5h 35m
Southwest
Wed 6/173:25 pm
SEA
- SJC
Nonstop2h 10m
Southwest
Deal found 5/17![Southwest logo]()
$232
This United Airlines deal was found by Cheapflights users on 5/17. 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 7/298:10 pm
LAX
- SEA
1 stop5h 19m
United Airlines
Fri 8/76:00 am
SEA
- LAX
Nonstop2h 44m
United Airlines
Deal found 5/17![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 5/17. 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 7/35:55 am
SFO
- SEA
Nonstop2h 16m
Delta
Tue 7/77:20 am
SEA
- SFO
Nonstop2h 18m
Delta
Deal found 5/17![Delta logo]()
$222
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 7/227:00 am
LAX
- PDX
Nonstop2h 21m
Alaska Airlines
Sat 7/257:20 am
PDX
- LAX
Nonstop2h 37m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$229
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.
Sat 6/201:40 pm
OAK
- SEA
2 stops8h 10m
Southwest
Wed 6/247:00 am
SEA
- OAK
Nonstop2h 10m
Southwest
Deal found 5/20![Southwest logo]()
$235
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.
Thu 7/3010:45 pm
SFO
- SEA
Nonstop2h 30m
United Airlines
Thu 8/610:29 am
SEA
- SFO
Nonstop2h 18m
United Airlines
Deal found 5/21![United Airlines logo]()
$263
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.
Thu 7/236:12 pm
SJC
- SEA
1 stop5h 51m
Delta
Wed 7/298:35 pm
SEA
- SJC
Nonstop2h 18m
Delta
Deal found 5/21![Delta logo]()
$232
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.
Tue 7/289:47 pm
SAN
- SEA
1 stop10h 29m
Alaska Airlines
Wed 8/195:59 pm
SEA
- SAN
Nonstop2h 55m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$235
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.
Sat 6/206:10 am
SFO
- SEA
1 stop12h 45m
Southwest
Tue 6/236:15 am
SEA
- SFO
1 stop8h 45m
Southwest
Deal found 5/19![Southwest logo]()
$242
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 pm
LAX
- SEA
Nonstop2h 51m
United Airlines
Fri 8/215:20 pm
SEA
- LAX
1 stop5h 46m
United Airlines
Deal found 5/20![United Airlines logo]()
$272
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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 8/87:00 am
LAX
- PDX
Nonstop2h 21m
Alaska Airlines
Tue 8/115:36 pm
PDX
- LAX
1 stop16h 31m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$236
This Delta deal was found by Cheapflights users on 5/17. 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 8/71:34 pm
SAN
- SEA
Nonstop2h 56m
Delta
Mon 8/177:55 pm
SEA
- SAN
Nonstop2h 54m
Delta
Deal found 5/17![Delta logo]()
$244
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.
Sat 6/205:35 pm
SJC
- SEA
1 stop7h 35m
Southwest
Wed 6/246:30 am
SEA
- SJC
2 stops6h 45m
Southwest
Deal found 5/21![Southwest logo]()
$247
This United Airlines deal was found by Cheapflights users on 5/17. 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 7/711:01 am
SAN
- SEA
1 stop5h 19m
United Airlines
Tue 7/1410:29 am
SEA
- SAN
1 stop5h 38m
United Airlines
Deal found 5/17![United Airlines logo]()
$279
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 7/157:00 am
LAX
- PDX
Nonstop2h 21m
Alaska Airlines
Mon 7/209:27 pm
PDX
- LAX
Nonstop2h 29m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$239
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 8/208:59 pm
SFO
- SEA
Nonstop2h 20m
Delta
Sun 8/237:20 am
SEA
- SFO
Nonstop2h 18m
Delta
Deal found 5/20![Delta logo]()
$244
This Southwest deal was found by Cheapflights users on 5/17. 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 9/51:35 pm
OAK
- SEA
2 stops6h 55m
Southwest
Sat 9/1211:35 am
SEA
- OAK
2 stops7h 25m
Southwest
Deal found 5/17![Southwest logo]()
$251
Last-minute flights from California to WashingtonDiscover last-minute flight deals from California to Washington. Data last updated May 22, 2026 and is based on user searches.
Discover last-minute flight deals from California to Washington. Data last updated May 22, 2026 and is based on user searches.
This 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:44 am
LAS
- SEA
Nonstop2h 52m
Frontier
Fri 6/128:12 pm
SEA
- LAS
Nonstop2h 35m
Frontier
Deal found 5/19![Frontier logo]()
$153
This Frontier deal was found by Cheapflights users on 5/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:44 am
LAS
- SEA
Nonstop2h 52m
Frontier
Tue 6/98:12 pm
SEA
- LAS
Nonstop2h 35m
Frontier
Deal found 5/18![Frontier logo]()
$151
This Super.com deal was found by Cheapflights users on 5/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:20 am
LAX
- PDX
Nonstop2h 30m
Frontier
Thu 6/115:42 pm
PDX
- LAX
Nonstop2h 29m
Frontier
Deal found 5/18![Frontier logo]()
$168
This Expedia deal was found by Cheapflights users on 5/18. 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.
Mon 6/87:44 am
LAS
- SEA
Nonstop2h 52m
Frontier
Wed 6/1011:03 am
SEA
- LAS
1 stop10h 32m
Frontier
Deal found 5/18![Frontier logo]()
$128
This Orbitz deal was found by Cheapflights users on 5/17. 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.
Tue 6/97:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Thu 6/1811:53 am
SEA
- LAS
1 stop4h 53m
Frontier
Deal found 5/17![Frontier logo]()
$142
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.
Tue 6/97:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Tue 6/162:20 pm
SEA
- LAS
Nonstop2h 37m
Frontier
Deal found 5/19![Frontier logo]()
$150
This FlightHub deal was found by Cheapflights users on 5/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Fri 6/127:41 pm
SEA
- LAS
1 stop15h 48m
Frontier
Deal found 5/17![Frontier logo]()
$152
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Wed 6/108:12 pm
SEA
- LAS
Nonstop2h 35m
Frontier
Deal found 5/20![Frontier logo]()
$156
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Sat 6/278:12 pm
SEA
- LAS
Nonstop2h 35m
Frontier
Deal found 5/20![Frontier logo]()
$138
This Frontier deal was found by Cheapflights users on 5/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/209:18 am
LAX
- PDX
Nonstop2h 23m
Frontier
Mon 6/225:42 pm
PDX
- LAX
Nonstop2h 29m
Frontier
Deal found 5/18![Frontier logo]()
$169
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/209:18 am
LAX
- PDX
Nonstop2h 23m
Frontier
Fri 6/265:42 pm
PDX
- LAX
Nonstop2h 29m
Frontier
Deal found 5/20![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/247:45 am
LAS
- SEA
Nonstop2h 50m
Frontier
Tue 6/308:12 pm
SEA
- LAS
Nonstop2h 35m
Frontier
Deal found 5/17![Frontier logo]()
$154
One-way flights from California to WashingtonSearch for one-way flight options from California to Washington. Find affordable one-way fares based on user searches. Data last updated May 22, 2026.
Search for one-way flight options from California to Washington. Find affordable one-way fares based on user searches. Data last updated May 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/17. 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.
Sat 7/43:25 pm
LAX
- SEA
Nonstop3h 01m
Frontier
Deal found 5/17![Frontier logo]()
$83
This Super.com deal was found by Cheapflights users on 5/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/113:25 pm
LAX
- SEA
Nonstop3h 01m
Frontier
Deal found 5/18![Frontier logo]()
$86
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/13:25 pm
LAX
- SEA
Nonstop2h 47m
Frontier
Deal found 5/20![Frontier logo]()
$87
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/63:25 pm
LAX
- SEA
Nonstop2h 47m
Frontier
Deal found 5/19![Frontier logo]()
$88
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:08 pm
SFO
- PDX
Nonstop1h 44m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$89
This CheapOair deal was found by Cheapflights users on 5/17. 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 7/86:22 am
OAK
- SEA
Nonstop2h 04m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$89
This CheapOair deal was found by Cheapflights users on 5/17. 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 6/97:00 am
LAS
- SEA
Nonstop2h 52m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$89
This Southwest deal was found by Cheapflights users on 5/18. 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 6/910:30 am
SFO
- PDX
2 stops11h 40m
Southwest
Deal found 5/18![Southwest logo]()
$90
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.
Tue 8/47:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Deal found 5/19![Frontier logo]()
$90
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/193:25 pm
LAX
- SEA
Nonstop3h 01m
Frontier
Deal found 5/22![Frontier logo]()
$90
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Deal found 5/19![Frontier logo]()
$91
This Frontier deal was found by Cheapflights users on 5/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/73:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 5/17![Frontier logo]()
$91
Find flight deals from California to Washington
Keep the following information in mind while searching for California to Washington flight deals. Data was last updated May 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $128 (Expedia) |
One-way from | $83 (Kiwi.com) |
Popular in | June |
Cheapest in | March |
Average price | $217 |
Good round-trip deal | $132 or less |
Good one-way deal | $50 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from California 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 22, 2026.
Use the filters below to find and compare flights from California to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Tue 8/4
1:34 pm-4:30 pm
Nonstop2h 56m
Seattle/Tacoma Intl
Sat 8/8
12:04 pm-3:06 pm
Nonstop3h 02m
$203
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Sat 8/8
7:00 am-10:02 am
Nonstop3h 02m
Seattle/Tacoma Intl
Tue 8/11
3:15 pm-6:05 pm
Nonstop2h 50m
$203
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Wed 7/8
1:30 pm-11:30 pm
2 stops10h 00m
Seattle/Tacoma Intl
Tue 7/14
7:00 am-2:25 pm
2 stops7h 25m
$207
San FranciscoPortland
SFO - PDX
SFOPDX
San Francisco
Wed 7/8
1:38 pm-8:02 pm
1 stop6h 24m
Portland
Mon 7/13
5:50 pm-11:59 pm
1 stop6h 09m
$217
OaklandSeattle
OAK - SEA
OAKSEA
Oakland
Tue 6/30
6:22 am-8:26 am
Nonstop2h 04m
Seattle/Tacoma Intl
Sat 7/4
7:12 am-9:26 am
Nonstop2h 14m
$220
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Mon 7/13
4:27 pm-6:47 pm
Nonstop2h 20m
Seattle/Tacoma Intl
Wed 7/22
7:00 am-9:18 am
Nonstop2h 18m
$220
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Sat 9/5
5:45 pm-8:07 pm
Nonstop2h 22m
Seattle/Tacoma Intl
Sat 9/12
8:35 am-10:56 am
Nonstop2h 21m
$221
Quickest round-trip
San FranciscoPortland
SFO - PDX
SFOPDX
San Francisco
Thu 9/17
7:23 am-9:07 am
Nonstop1h 44m
Portland
Sun 9/20
10:37 am-12:39 pm
Nonstop2h 02m
$222
San FranciscoPortland
SFO - PDX
SFOPDX
San Francisco
Wed 8/5
7:40 am-4:10 pm
2 stops8h 30m
Portland
Fri 8/14
3:40 pm-10:05 pm
1 stop6h 25m
$222
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Tue 6/30
6:17 am-8:34 am
Nonstop2h 17m
Seattle/Tacoma Intl
Thu 7/2
11:08 am-1:20 pm
Nonstop2h 12m
$222
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from California with our price prediction graph.
LAS-SEA
LAX-PDX
SAN-SEA
SJC-SEA
OAK-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 California to Washington
USCA-USWA
LAS-SEA
LAX-PDX
SAN-SEA
SJC-SEA
What is the cheapest month to book a flight from California to State of Washington?
Currently, January is the cheapest month in which you can book a flight from California to State of Washington (average of $229). Flying from California to State of Washington in December is currently the most expensive (average of $311). 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 CA to WA?
Find hourly flight availability from California 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 22, 2026.
A simple way to save on the total cost of your ticket is to fly from California to State of Washington in the afternoon. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight at noon.
Weekly flight availability from California to State of Washington
Explore weekly flight availability from California 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 22, 2026.
The most flights from USCA to USWA are scheduled on a Friday (100 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (45 on average).
How much does it cost to fly round-trip from California to State of Washington?
How far ahead should I book a flight from California to State of Washington?
Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from California to State of Washington. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from California to State of Washington?
Use this chart to determine the cheapest time to fly round-trip from California to Washington. Price data was last updated on May 16, 2026.
Travelers seeking maximum savings on their California to State of Washington flight should consider departing on Thursday evenings when fares are most often at their lowest. Tuesday 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 22, 2026.
Read through reviews of airlines operating flights from California to Washington, such as Alaska Airlines,Delta, andHawaiian Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from California to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for California to Washington
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Washington by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from California to Washington by cabin class
Find flights from California to Washington, based on your preferred cabin class, be it economy, premium economy, business, or first class.
California and Washington flights
Browse other California and Washington flight options. Last updated on May 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Washington
Find the right flight back to California after your stay in Washington
California to Washington flights
Consider these flights traveling from California to Washington.
Top 10 airlines flying from California to Washington
Discover the top 10 airlines that operate flights from California 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 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$36 | Average$150 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$44 | Average$217 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$64 | Average$98 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$78 | Average$281 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$79 | Average$243 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$85 | Average$271 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$109 | Average$307 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$112 | Average$394 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$117 | Average$337 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$309 | FlexibilityNo cancel fee | On-time62% |