$69+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SEA
Sep 1 — Sep 81
Round-trip
1 adult, Economy
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Find cheap flights from California to Washington with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 August 2, 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 August 2, 2026.
This Frontier deal was found by Cheapflights users on 7/30. 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.
Thu 8/277:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Tue 9/18:48 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 7/30![Frontier logo]()
$92
This Expedia deal was found by Cheapflights users on 7/28. 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.
Sat 9/57:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Sat 9/129:45 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 7/28![Frontier logo]()
$93
This Frontier deal was found by Cheapflights users on 7/30. 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 9/266:50 am
LAS
- SEA
Nonstop2h 52m
Frontier
Sat 10/39:45 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 7/30![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 8/1. 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 10/76:50 am
LAS
- SEA
Nonstop2h 52m
Frontier
Wed 10/149:16 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 8/1![Frontier logo]()
$96
This Super.com deal was found by Cheapflights users on 7/30. 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 10/107:00 am
LAS
- SEA
Nonstop3h 00m
Frontier
Sun 10/119:16 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 7/30![Frontier logo]()
$97
This Expedia deal was found by Cheapflights users on 7/29. 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 8/247:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Fri 8/289:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/29![Frontier logo]()
$98
This Super.com deal was found by Cheapflights users on 7/30. 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 9/196:50 am
LAS
- SEA
Nonstop2h 52m
Frontier
Mon 9/219:45 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 7/30![Frontier logo]()
$99
This Super.com deal was found by Cheapflights users on 7/29. 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 9/17:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Thu 9/34:33 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 7/29![Frontier logo]()
$100
This Super.com deal was found by Cheapflights users on 7/30. 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.
Fri 9/116:50 am
LAS
- SEA
Nonstop2h 52m
Frontier
Tue 9/1510:57 am
SEA
- LAS
Nonstop2h 47m
Frontier
Deal found 7/30![Frontier logo]()
$101
This Super.com deal was found by Cheapflights users on 7/30. 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 8/227:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Mon 8/249:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/30![Frontier logo]()
$102
This deal was found by Cheapflights users on 7/30. 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 8/207:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Mon 8/249:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/30![Frontier logo]()
$103
This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Sat 8/298:53 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 7/29![Frontier logo]()
$104
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 August 2, 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 August 2, 2026.
This Southwest deal was found by Cheapflights users on 7/28. 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 10/14:00 pm
SFO
- PDX
2 stops7h 45m
Southwest
Mon 10/55:50 am
PDX
- SFO
2 stops7h 15m
Southwest
Deal found 7/28![Southwest logo]()
$161
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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 9/27:00 am
SFO
- SEA
Nonstop2h 08m
Alaska Airlines
Sat 9/125:50 pm
SEA
- SFO
Nonstop2h 15m
Alaska Airlines
Deal found 8/1![Alaska Airlines logo]()
$167
This Delta deal was found by Cheapflights users on 7/29. 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 8/2910:36 am
SFO
- SEA
Nonstop2h 11m
Delta
Mon 8/317:20 am
SEA
- SFO
Nonstop2h 16m
Delta
Deal found 7/29![Delta logo]()
$167
This United Airlines deal was found by Cheapflights users on 7/28. 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 10/910:39 pm
SFO
- PDX
Nonstop1h 55m
United Airlines
Mon 10/125:30 am
PDX
- SFO
Nonstop1h 51m
United Airlines
Deal found 7/28![United Airlines logo]()
$171
This Southwest deal was found by Cheapflights users on 7/29. 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 8/198:40 am
SFO
- PDX
2 stops7h 30m
Southwest
Wed 8/266:55 am
PDX
- SFO
2 stops7h 10m
Southwest
Deal found 7/29![Southwest logo]()
$161
This Delta deal was found by Cheapflights users on 8/2. 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 10/176:00 am
SFO
- SEA
Nonstop2h 21m
Delta
Mon 10/199:35 pm
SEA
- SFO
Nonstop2h 21m
Delta
Deal found 8/2![Delta logo]()
$167
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 10/135:20 pm
SAN
- SEA
Nonstop3h 06m
Alaska Airlines
Tue 10/2010:58 am
SEA
- SAN
1 stop7h 45m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$170
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/289:07 pm
SFO
- SEA
Nonstop2h 19m
United Airlines
Fri 9/410:55 am
SEA
- SFO
Nonstop2h 20m
United Airlines
Deal found 7/29![United Airlines logo]()
$172
This Southwest deal was found by Cheapflights users on 7/28. 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 10/211:45 am
SFO
- PDX
1 stop9h 00m
Southwest
Mon 10/57:50 pm
PDX
- SFO
1 stop4h 50m
Southwest
Deal found 7/28![Southwest logo]()
$164
This Delta deal was found by Cheapflights users on 8/2. 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 10/86:00 am
SFO
- PDX
1 stop6h 09m
Delta
Tue 10/135:30 am
PDX
- SFO
1 stop4h 08m
Delta
Deal found 8/2![Delta logo]()
$171
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 10/177:43 am
SFO
- PDX
Nonstop1h 46m
Alaska Airlines
Wed 10/217:09 am
PDX
- SFO
1 stop7h 42m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$180
This Southwest deal was found by Cheapflights users on 8/2. 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 9/1612:20 pm
SAN
- SEA
2 stops8h 00m
Southwest
Wed 9/235:55 am
SEA
- SAN
2 stops5h 50m
Southwest
Deal found 8/2![Southwest logo]()
$167
This United Airlines deal was found by Cheapflights users on 7/28. 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 9/178:50 pm
SFO
- PDX
Nonstop1h 55m
United Airlines
Fri 9/183:27 pm
PDX
- SFO
Nonstop1h 53m
United Airlines
Deal found 7/28![United Airlines logo]()
$184
This Delta deal was found by Cheapflights users on 7/29. 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.
Sun 10/186:00 am
SFO
- PDX
1 stop4h 45m
Delta
Fri 10/305:49 pm
PDX
- SFO
1 stop6h 07m
Delta
Deal found 7/29![Delta logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 8/2011:38 am
SFO
- PDX
1 stop6h 59m
Alaska Airlines
Sat 8/226:53 pm
PDX
- SFO
Nonstop1h 53m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$180
This Southwest deal was found by Cheapflights users on 7/31. 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
- SEA
2 stops5h 35m
Southwest
Tue 9/15:55 am
SEA
- SAN
2 stops5h 50m
Southwest
Deal found 7/31![Southwest logo]()
$167
This Delta deal was found by Cheapflights users on 7/31. 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 10/212:15 pm
SFO
- SEA
Nonstop2h 22m
Delta
Fri 10/307:16 am
SEA
- SFO
Nonstop2h 22m
Delta
Deal found 7/31![Delta logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 10/297:27 pm
SAN
- SEA
Nonstop3h 06m
Alaska Airlines
Tue 11/32:52 pm
SEA
- SAN
1 stop5h 06m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$180
This Southwest deal was found by Cheapflights users on 7/30. 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 9/206:00 am
SFO
- PDX
2 stops7h 20m
Southwest
Sat 10/311:20 am
PDX
- SFO
1 stop7h 25m
Southwest
Deal found 7/30![Southwest logo]()
$169
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/2910:44 am
LAS
- SEA
1 stop4h 45m
United Airlines
Sun 8/305:00 am
SEA
- LAS
1 stop5h 49m
United Airlines
Deal found 7/30![United Airlines logo]()
$212
This Delta deal was found by Cheapflights users on 7/31. 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 10/26:23 am
SFO
- SEA
Nonstop2h 17m
Delta
Mon 10/57:15 am
SEA
- SFO
Nonstop2h 19m
Delta
Deal found 7/31![Delta logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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 8/254:50 pm
SAN
- SEA
Nonstop3h 02m
Alaska Airlines
Sat 8/292:18 pm
SEA
- SAN
Nonstop2h 55m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 7/28. 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 9/196:10 am
SFO
- SEA
1 stop8h 10m
Southwest
Mon 9/219:05 am
SEA
- SFO
1 stop5h 35m
Southwest
Deal found 7/28![Southwest logo]()
$172
This United Airlines deal was found by Cheapflights users on 8/1. 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 8/256:00 am
LAX
- SEA
1 stop5h 26m
United Airlines
Sat 8/299:05 am
SEA
- LAX
1 stop5h 03m
United Airlines
Deal found 8/1![United Airlines logo]()
$222
This Delta deal was found by Cheapflights users on 8/2. 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 8/254:11 pm
SAN
- SEA
Nonstop2h 54m
Delta
Tue 9/229:45 am
SEA
- SAN
Nonstop2h 57m
Delta
Deal found 8/2![Delta logo]()
$187
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 9/76:17 am
SJC
- SEA
Nonstop2h 15m
Alaska Airlines
Sat 9/128:41 am
SEA
- SJC
1 stop5h 04m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$190
This Southwest deal was found by Cheapflights users on 8/2. 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 8/273:20 pm
SFO
- PDX
1 stop8h 20m
Southwest
Mon 8/319:20 am
PDX
- SFO
2 stops7h 10m
Southwest
Deal found 8/2![Southwest logo]()
$176
This Delta deal was found by Cheapflights users on 7/28. 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 9/198:59 pm
SFO
- SEA
Nonstop2h 15m
Delta
Mon 9/219:30 pm
SEA
- SFO
Nonstop2h 21m
Delta
Deal found 7/28![Delta logo]()
$192
This Southwest deal was found by Cheapflights users on 7/29. 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 8/287:05 pm
SAN
- SEA
1 stop5h 35m
Southwest
Mon 8/315:00 am
SEA
- SAN
1 stop4h 30m
Southwest
Deal found 7/29![Southwest logo]()
$177
This United Airlines deal was found by Cheapflights users on 7/29. 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 10/171:25 pm
LAX
- PDX
1 stop5h 06m
United Airlines
Sun 10/185:30 am
PDX
- LAX
1 stop5h 05m
United Airlines
Deal found 7/29![United Airlines logo]()
$237
Last-minute flights from California to WashingtonDiscover last-minute flight deals from California to Washington. Data last updated August 2, 2026 and is based on user searches.
Discover last-minute flight deals from California to Washington. Data last updated August 2, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 7/30. 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 8/197:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Sat 8/228:53 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 7/30![Frontier logo]()
$108
This deal was found by Cheapflights users on 7/30. 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 8/207:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Mon 8/249:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/30![Frontier logo]()
$103
This Super.com deal was found by Cheapflights users on 7/31. 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.
Fri 8/217:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Tue 8/258:53 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 7/31![Frontier logo]()
$107
This Super.com deal was found by Cheapflights users on 7/30. 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 8/227:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Mon 8/249:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/30![Frontier logo]()
$102
This Frontier deal was found by Cheapflights users on 7/31. 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 8/227:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Sun 9/69:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/31![Frontier logo]()
$116
This Expedia deal was found by Cheapflights users on 7/29. 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 8/247:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Fri 8/289:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/29![Frontier logo]()
$98
This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Sat 8/298:53 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 7/29![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Mon 8/247:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Mon 8/249:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/28![Frontier logo]()
$112
This Super.com deal was found by Cheapflights users on 8/2. 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 8/257:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Sun 9/64:33 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 8/2![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/257:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Fri 8/289:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/28![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 7/30. 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.
Thu 8/277:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Tue 9/18:48 pm
SEA
- LAS
Nonstop2h 41m
Frontier
Deal found 7/30![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 7/29. 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.
Fri 8/287:45 am
LAS
- SEA
Nonstop2h 54m
Frontier
Mon 8/319:29 pm
SEA
- LAS
Nonstop2h 42m
Frontier
Deal found 7/29![Frontier logo]()
$111
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 August 2, 2026.
Search for one-way flight options from California to Washington. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
This Delta deal was found by Cheapflights users on 7/30. 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 10/156:00 am
SFO
- PDX
1 stop4h 45m
Delta
Deal found 7/30![Delta logo]()
$69
This Booking.com deal was found by Cheapflights users on 7/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:23 am
SFO
- PDX
Nonstop1h 44m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$70
This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:56 am
SFO
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$73
This United Airlines deal was found by Cheapflights users on 7/29. 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 9/68:50 pm
SFO
- PDX
Nonstop1h 55m
United Airlines
Deal found 7/29![United Airlines logo]()
$74
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/2210:10 am
SFO
- PDX
Nonstop1h 50m
United Airlines
Deal found 7/29![United Airlines logo]()
$76
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 9/56:59 pm
SFO
- PDX
Nonstop1h 52m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$78
This United Airlines deal was found by Cheapflights users on 7/29. 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 9/257:05 pm
SFO
- PDX
Nonstop1h 55m
United Airlines
Deal found 7/29![United Airlines logo]()
$79
This Delta deal was found by Cheapflights users on 7/30. 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 8/227:21 am
SJC
- SEA
Nonstop2h 24m
Delta
Deal found 7/30![Delta logo]()
$79
This Expedia deal was found by Cheapflights users on 7/31. 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 8/247:23 am
SFO
- PDX
Nonstop1h 44m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$80
This Southwest deal was found by Cheapflights users on 7/28. 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 10/147:25 am
SJC
- SEA
2 stops11h 20m
Southwest
Deal found 7/28![Southwest logo]()
$80
This Southwest deal was found by Cheapflights users on 7/29. 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 8/267:40 am
SFO
- PDX
2 stops8h 30m
Southwest
Deal found 7/29![Southwest logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Mon 8/312:17 pm
SJC
- SEA
1 stop20h 22m
Frontier
Deal found 7/31![Frontier logo]()
$81
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 August 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $92 (Frontier) |
One-way from | $69 (Delta) |
Popular in | June |
Cheapest in | March |
Average price | $292 |
Good round-trip deal | $139 or less |
Good one-way deal | $73 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 August 2, 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 FranciscoPortland
SFO - PDX
SFOPDX
San Francisco
Thu 10/1
4:00 pm-11:45 pm
2 stops7h 45m
Portland
Mon 10/5
5:50 am-1:05 pm
2 stops7h 15m
$161
San FranciscoPortland
SFO - PDX
SFOPDX
San Francisco
Wed 8/19
8:40 am-4:10 pm
2 stops7h 30m
Portland
Wed 8/26
6:55 am-2:05 pm
2 stops7h 10m
$161
San FranciscoPortland
SFO - PDX
SFOPDX
San Francisco
Fri 10/2
11:45 am-8:45 pm
1 stop9h 00m
Portland
Mon 10/5
7:50 pm-12:40 am
1 stop4h 50m
$164
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Wed 9/2
7:00 am-9:08 am
Nonstop2h 08m
Seattle/Tacoma Intl
Sat 9/12
5:50 pm-8:05 pm
Nonstop2h 15m
$167
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sat 8/29
10:36 am-12:47 pm
Nonstop2h 11m
Seattle/Tacoma Intl
Mon 8/31
7:20 am-9:36 am
Nonstop2h 16m
$167
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sat 10/17
6:00 am-8:21 am
Nonstop2h 21m
Seattle/Tacoma Intl
Mon 10/19
9:35 pm-11:56 pm
Nonstop2h 21m
$167
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Wed 9/16
12:20 pm-8:20 pm
2 stops8h 00m
Seattle/Tacoma Intl
Wed 9/23
5:55 am-11:45 am
2 stops5h 50m
$167
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Wed 8/26
4:10 pm-9:45 pm
2 stops5h 35m
Seattle/Tacoma Intl
Tue 9/1
5:55 am-11:45 am
2 stops5h 50m
$167
San FranciscoPortland
SFO - PDX
SFOPDX
San Francisco
Sun 9/20
6:00 am-1:20 pm
2 stops7h 20m
Portland
Sat 10/3
11:20 am-6:45 pm
1 stop7h 25m
$169
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Tue 10/13
5:20 pm-8:26 pm
Nonstop3h 06m
Seattle/Tacoma Intl
Tue 10/20
10:58 am-6:43 pm
1 stop7h 45m
$170
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.
SFO-PDX
SJC-SEA
SAN-SEA
LAS-SEA
SFO-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
SFO-PDX
SJC-SEA
SAN-SEA
LAS-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 $239). Flying from California to State of Washington in July is currently the most expensive (average of $343). 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 August 2, 2026.
A simple way to save on the total cost of your ticket is to fly from California to State of Washington in the evening. If you’re flexible enough to do this you can expect to save up to 9% 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 August 2, 2026.
The most flights from USCA to USWA are scheduled on a Saturday (98 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (24 on average).
How much does it cost to fly round-trip from California to State of Washington?
Airfare is below average for this route at the moment.
California to State of Washington flights typically cost between $213 and $367 in August.The cheapest round-trip price found within the last 5 days was $183 on Frontier (Aug 20-Aug 21).
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 August 1, 2026.
Travelers seeking maximum savings on their California to State of Washington flight should consider departing on Wednesday mornings 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 August 2, 2026.
Read through reviews of airlines operating flights from California to Washington, such as Southwest,Alaska Airlines, andDelta. 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.
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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 August 2, 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 9 airlines flying from California to Washington
Discover the top 9 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 August 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$44 | Average$221 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$45 | Average$173 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$78 | Average$263 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$82 | Average$300 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$113 | Average$329 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$117 | Average$402 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$117 | Average$340 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$309 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$207 | Average$527 | FlexibilityNo cancel fee | On-time71% |