$49+ 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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SEA
May 5 — May 121
Round-trip
1 adult, Economy
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1. Tell us where you want to go
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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 April 5, 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 April 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Fri 5/83:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Sun 5/1011:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Deal found 3/31![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Fri 5/157:30 am
LAS
- SEA
Nonstop2h 52m
Frontier
Mon 5/1811:37 am
SEA
- LAS
Nonstop2h 43m
Frontier
Deal found 3/31![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/113:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Mon 5/1811:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Deal found 4/3![Frontier logo]()
$96
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia 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
Mon 6/88:20 pm
SEA
- LAS
Nonstop2h 39m
Frontier
Deal found 4/1![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Wed 4/292:45 pm
LAX
- SEA
Nonstop2h 57m
Frontier
Mon 5/410:57 am
SEA
- LAX
Nonstop2h 48m
Frontier
Deal found 3/31![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 3/31. 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.
Thu 4/234:53 pm
LAS
- SEA
Nonstop2h 58m
Frontier
Sun 4/2611:12 am
SEA
- LAS
1 stop11h 04m
Frontier
Deal found 3/31![Frontier logo]()
$98
This Frontier deal was found by Cheapflights users on 3/31. 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.
Thu 4/302:45 pm
LAX
- SEA
Nonstop2h 57m
Frontier
Wed 5/611:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Deal found 3/31![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/293:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Sat 5/3011:21 am
SEA
- LAX
Nonstop2h 57m
Frontier
Deal found 4/3![Frontier logo]()
$100
This Trip.com deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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.
Thu 5/147:30 am
LAS
- SEA
Nonstop2h 52m
Frontier
Sun 5/1711:37 am
SEA
- LAS
Nonstop2h 43m
Frontier
Deal found 4/3![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/93:25 pm
LAX
- SEA
Nonstop3h 01m
Frontier
Thu 6/1111:03 am
SEA
- LAX
Nonstop2h 58m
Frontier
Deal found 4/1![Frontier logo]()
$101
This Trip.com deal was found by Cheapflights users on 4/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/92:24 pm
LAX
- SEA
Nonstop3h 13m
Frontier
Sun 5/1011:06 am
SEA
- LAX
Nonstop2h 57m
Frontier
Deal found 4/1![Frontier logo]()
$102
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:15 am
LAX
- SEA
1 stop27h 12m
Frontier
Tue 4/2810:57 am
SEA
- LAX
Nonstop2h 48m
Frontier
Deal found 3/31![Frontier logo]()
$103
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 April 5, 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 April 5, 2026.
This Southwest deal was found by Cheapflights users on 4/2. 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.
Fri 4/246:55 pm
SAN
- SEA
1 stop6h 00m
Southwest
Sat 4/255:10 am
SEA
- SAN
1 stop6h 20m
Southwest
Deal found 4/2![Southwest logo]()
$143
This Alaska Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 4/308:00 am
LAS
- SEA
Nonstop2h 53m
Alaska Airlines
Sun 5/36:17 pm
SEA
- LAS
Nonstop2h 38m
Alaska Airlines
Deal found 4/3![Alaska Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/146:02 am
LAS
- SEA
Nonstop2h 43m
Delta
Sat 5/166:05 pm
SEA
- LAS
Nonstop2h 33m
Delta
Deal found 4/3![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 4/1. 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 8/1812:41 pm
SAN
- SEA
1 stop5h 48m
United Airlines
Tue 8/258:38 am
SEA
- SAN
1 stop5h 06m
United Airlines
Deal found 4/1![United Airlines logo]()
$185
This Delta deal was found by Cheapflights users on 4/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:59 am
SFO
- SEA
Nonstop2h 20m
Delta
Wed 5/611:45 am
SEA
- SFO
Nonstop2h 17m
Delta
Deal found 4/1![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 4/2. 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.
Tue 5/51:45 pm
SFO
- PDX
2 stops9h 15m
Southwest
Tue 5/1211:00 am
PDX
- SFO
2 stops8h 55m
Southwest
Deal found 4/2![Southwest logo]()
$161
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 6/23:00 pm
SFO
- PDX
Nonstop1h 50m
Alaska Airlines
Sat 6/67:00 am
PDX
- SFO
Nonstop2h 01m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$162
This Southwest deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/210:50 am
LAS
- SEA
2 stops8h 50m
Southwest
Sat 5/92:15 pm
SEA
- LAS
Nonstop2h 35m
Southwest
Deal found 4/3![Southwest logo]()
$172
This Alaska Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/278:58 pm
SNA
- SEA
Nonstop2h 53m
Alaska Airlines
Wed 6/38:36 am
SEA
- SNA
Nonstop2h 52m
Alaska Airlines
Deal found 4/3![Alaska Airlines logo]()
$177
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1710:52 pm
SFO
- PDX
Nonstop1h 58m
United Airlines
Tue 6/235:15 am
PDX
- SFO
Nonstop1h 46m
United Airlines
Deal found 3/31![United Airlines logo]()
$197
This Southwest deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/236:15 pm
LAX
- SEA
1 stop4h 15m
Southwest
Sat 5/306:25 am
SEA
- LAX
1 stop4h 10m
Southwest
Deal found 4/3![Southwest logo]()
$172
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 4/299:40 am
LAS
- SEA
Nonstop2h 54m
Alaska Airlines
Sun 5/36:17 pm
SEA
- LAS
Nonstop2h 38m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 4/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/245:55 am
SFO
- PDX
1 stop4h 45m
Delta
Tue 5/265:51 pm
PDX
- SFO
1 stop6h 14m
Delta
Deal found 4/1![Delta logo]()
$197
This United Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 4/258:58 pm
SFO
- SEA
Nonstop2h 29m
United Airlines
Sun 4/267:12 am
SEA
- SFO
Nonstop2h 18m
United Airlines
Deal found 4/3![United Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:35 am
SJC
- SEA
Nonstop2h 10m
Southwest
Tue 8/256:25 am
SEA
- SJC
2 stops6h 25m
Southwest
Deal found 4/4![Southwest logo]()
$172
This Alaska Airlines deal was found by Cheapflights users on 4/2. 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.
Thu 5/77:59 pm
ONT
- SEA
Nonstop2h 51m
Alaska Airlines
Mon 5/117:05 am
SEA
- ONT
Nonstop2h 40m
Alaska Airlines
Deal found 4/2![Alaska Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 4/2. 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.
Wed 4/297:40 am
LAX
- PDX
Nonstop2h 24m
Delta
Wed 5/61:05 pm
PDX
- LAX
Nonstop2h 20m
Delta
Deal found 4/2![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 5/271:45 pm
SFO
- PDX
2 stops9h 15m
Southwest
Thu 6/41:05 pm
PDX
- SFO
1 stop6h 00m
Southwest
Deal found 4/4![Southwest logo]()
$179
This United Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/48:58 pm
SFO
- SEA
Nonstop2h 31m
United Airlines
Mon 5/117:08 am
SEA
- SFO
Nonstop2h 18m
United Airlines
Deal found 4/3![United Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/61:15 pm
LAX
- PDX
Nonstop2h 23m
Delta
Wed 9/210:00 am
PDX
- LAX
Nonstop2h 26m
Delta
Deal found 4/3![Delta logo]()
$199
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 4/286:20 am
OAK
- SEA
Nonstop2h 09m
Alaska Airlines
Sat 5/210:58 am
SEA
- OAK
Nonstop2h 17m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 4/2. 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.
Tue 5/512:20 pm
LAS
- SEA
2 stops8h 40m
Southwest
Fri 5/86:15 pm
SEA
- LAS
1 stop4h 50m
Southwest
Deal found 4/2![Southwest logo]()
$182
This Delta deal was found by Cheapflights users on 4/2. 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.
Wed 6/106:00 am
SFO
- SEA
Nonstop2h 16m
Delta
Sun 6/147:20 am
SEA
- SFO
Nonstop2h 19m
Delta
Deal found 4/2![Delta logo]()
$207
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 5/78:19 am
SFO
- SEA
Nonstop2h 24m
United Airlines
Sun 5/107:08 am
SEA
- SFO
Nonstop2h 18m
United Airlines
Deal found 4/1![United Airlines logo]()
$229
This Alaska Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/87:00 am
SFO
- SEA
Nonstop2h 17m
Alaska Airlines
Tue 5/127:10 am
SEA
- SFO
Nonstop2h 17m
Alaska Airlines
Deal found 4/3![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 4/255:55 pm
ONT
- SEA
Nonstop3h 02m
Delta
Fri 5/89:45 am
SEA
- ONT
Nonstop2h 50m
Delta
Deal found 4/3![Delta logo]()
$207
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:35 am
OAK
- SEA
Nonstop2h 05m
Southwest
Wed 4/2212:10 pm
SEA
- OAK
1 stop5h 05m
Southwest
Deal found 4/1![Southwest logo]()
$192
This United Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 6/46:45 pm
LAX
- PDX
1 stop6h 05m
United Airlines
Wed 6/105:15 am
PDX
- LAX
1 stop5h 19m
United Airlines
Deal found 4/4![United Airlines logo]()
$233
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:05 am
SFO
- PDX
1 stop4h 55m
Southwest
Mon 4/2711:35 am
PDX
- SFO
1 stop6h 50m
Southwest
Deal found 4/1![Southwest logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 5/2312:33 pm
SFO
- PDX
1 stop4h 17m
Alaska Airlines
Wed 5/275:59 pm
PDX
- SFO
Nonstop1h 57m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$217
Last-minute flights from California to WashingtonDiscover last-minute flight deals from California to Washington. Data last updated April 5, 2026 and is based on user searches.
Discover last-minute flight deals from California to Washington. Data last updated April 5, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 3/31. 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.
Thu 4/234:53 pm
LAS
- SEA
Nonstop2h 58m
Frontier
Sun 4/2611:12 am
SEA
- LAS
1 stop11h 04m
Frontier
Deal found 3/31![Frontier logo]()
$98
This Expedia deal was found by Cheapflights users on 4/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:00 am
LAS
- SEA
Nonstop2h 50m
Multiple Airlines
Mon 4/2710:11 pm
SEA
- LAS
Nonstop2h 33m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 4/304:54 pm
LAS
- SEA
Nonstop2h 58m
Frontier
Mon 5/44:20 pm
SEA
- LAS
1 stop7h 16m
Frontier
Deal found 4/4![Frontier logo]()
$112
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:53 pm
LAS
- SEA
Nonstop2h 58m
Frontier
Mon 5/49:19 pm
SEA
- LAS
Nonstop2h 40m
Frontier
Deal found 3/31![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/79:20 am
LAX
- PDX
Nonstop2h 30m
Frontier
Sat 9/55:42 pm
PDX
- LAX
Nonstop2h 29m
Frontier
Deal found 4/3![Frontier logo]()
$139
This Frontier deal was found by Cheapflights users on 4/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:30 am
LAS
- SEA
Nonstop2h 52m
Frontier
Sat 5/911:37 am
SEA
- LAS
Nonstop2h 43m
Frontier
Deal found 4/1![Frontier logo]()
$113
This Trip.com deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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.
Thu 5/147:30 am
LAS
- SEA
Nonstop2h 52m
Frontier
Sun 5/1711:37 am
SEA
- LAS
Nonstop2h 43m
Frontier
Deal found 4/3![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Fri 5/157:30 am
LAS
- SEA
Nonstop2h 52m
Frontier
Mon 5/1811:37 am
SEA
- LAS
Nonstop2h 43m
Frontier
Deal found 3/31![Frontier logo]()
$96
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:30 am
LAS
- SEA
Nonstop2h 52m
Frontier
Tue 5/1911:06 am
SEA
- LAS
1 stop26h 24m
Frontier
Deal found 3/31![Frontier logo]()
$109
This Frontier deal was found by Cheapflights users on 4/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/224:04 pm
ONT
- SEA
Nonstop3h 01m
Frontier
Sat 5/3011:51 am
SEA
- ONT
Nonstop2h 44m
Frontier
Deal found 4/1![Frontier logo]()
$128
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/224:04 pm
ONT
- SEA
Nonstop3h 01m
Frontier
Sat 5/2311:51 am
SEA
- ONT
Nonstop2h 44m
Frontier
Deal found 4/1![Frontier logo]()
$138
This CheapOair deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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 5/234:04 pm
ONT
- SEA
Nonstop3h 01m
Frontier
Sat 5/307:50 pm
SEA
- ONT
1 stop14h 15m
Frontier
Deal found 4/3![Frontier logo]()
$134
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 April 5, 2026.
Search for one-way flight options from California to Washington. Find affordable one-way fares based on user searches. Data last updated April 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/12:55 pm
LAX
- SEA
Nonstop2h 57m
Frontier
Deal found 4/1![Frontier logo]()
$49
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Wed 5/133:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 3/31![Frontier logo]()
$53
This Frontier deal was found by Cheapflights users on 3/31. 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.
Tue 6/23:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 3/31![Frontier logo]()
$54
This Jetabroad deal was found by Cheapflights users on 3/31. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/162:24 pm
LAX
- SEA
Nonstop3h 13m
Frontier
Deal found 3/31![Frontier logo]()
$55
This Super.com deal was found by Cheapflights users on 4/1. 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.
Sun 5/107:30 am
LAS
- SEA
Nonstop2h 52m
Frontier
Deal found 4/1![Frontier logo]()
$63
This Frontier deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 5/77:30 am
LAS
- SEA
Nonstop2h 52m
Frontier
Deal found 4/4![Frontier logo]()
$64
This Frontier deal was found by Cheapflights users on 3/31. 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.
Mon 6/13:15 pm
LAX
- SEA
Nonstop3h 20m
Frontier
Deal found 3/31![Frontier logo]()
$64
This Trip.com deal was found by Cheapflights users on 4/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:45 am
LAS
- SEA
1 stop10h 50m
Frontier
Deal found 4/1![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Wed 5/612:08 pm
LAX
- SEA
1 stop22h 14m
Frontier
Deal found 3/31![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 4/307:00 am
LAS
- SEA
1 stop10h 42m
Frontier
Deal found 4/4![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 4/284:17 pm
LAX
- SEA
1 stop17h 10m
Frontier
Deal found 4/4![Frontier logo]()
$67
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:53 pm
LAS
- SEA
Nonstop2h 58m
Frontier
Deal found 4/1![Frontier logo]()
$68
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 April 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $90 (Kiwi.com) |
One-way from | $49 (Kiwi.com) |
Popular in | June |
Cheapest in | May |
Average price | $207 |
Good round-trip deal | $104 or less |
Good one-way deal | $116 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 April 5, 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
Fri 4/24
6:55 pm-12:55 am
1 stop6h 00m
Seattle/Tacoma Intl
Sat 4/25
5:10 am-11:30 am
1 stop6h 20m
$143
Las VegasSeattle
LAS - SEA
LASSEA
Las Vegas Harry Reid Intl
Thu 4/30
8:00 am-10:53 am
Nonstop2h 53m
Seattle/Tacoma Intl
Sun 5/3
6:17 pm-8:55 pm
Nonstop2h 38m
$157
Las VegasSeattle
LAS - SEA
LASSEA
Las Vegas Harry Reid Intl
Thu 5/14
6:02 am-8:45 am
Nonstop2h 43m
Seattle/Tacoma Intl
Sat 5/16
6:05 pm-8:38 pm
Nonstop2h 33m
$157
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Wed 4/29
5:59 am-8:19 am
Nonstop2h 20m
Seattle/Tacoma Intl
Wed 5/6
11:45 am-2:02 pm
Nonstop2h 17m
$157
San FranciscoPortland
SFO - PDX
SFOPDX
San Francisco
Tue 5/5
1:45 pm-11:00 pm
2 stops9h 15m
Portland
Tue 5/12
11:00 am-7:55 pm
2 stops8h 55m
$161
San FranciscoPortland
SFO - PDX
SFOPDX
San Francisco
Tue 6/2
3:00 pm-4:50 pm
Nonstop1h 50m
Portland
Sat 6/6
7:00 am-9:01 am
Nonstop2h 01m
$162
Las VegasSeattle
LAS - SEA
LASSEA
Las Vegas Harry Reid Intl
Sat 5/2
10:50 am-7:40 pm
2 stops8h 50m
Seattle/Tacoma Intl
Sat 5/9
2:15 pm-4:50 pm
Nonstop2h 35m
$172
Los AngelesSeattle
LAX - SEA
LAXSEA
Los Angeles Los Angeles
Sat 5/23
6:15 pm-10:30 pm
1 stop4h 15m
Seattle/Tacoma Intl
Sat 5/30
6:25 am-10:35 am
1 stop4h 10m
$172
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Tue 8/11
6:35 am-8:45 am
Nonstop2h 10m
Seattle/Tacoma Intl
Tue 8/25
6:25 am-12:50 pm
2 stops6h 25m
$172
Santa AnaSeattle
SNA - SEA
SNASEA
Santa Ana J. Wayne/Orange Cnty
Wed 5/27
8:58 pm-11:51 pm
Nonstop2h 53m
Seattle/Tacoma Intl
Wed 6/3
8:36 am-11:28 am
Nonstop2h 52m
$177
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.
LAX-SEA
LAS-SEA
SFO-PDX
SAN-SEA
SNA-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
LAX-SEA
LAS-SEA
SFO-PDX
SAN-SEA
What is the cheapest month to book a flight from California to State of Washington?
Currently, June is the cheapest month in which you can book a flight from California to State of Washington (average of $37). Flying from California to State of Washington in November is currently the most expensive (average of $94). 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 April 5, 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 15% on your trip compared to booking a flight at noon.
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 March 28, 2026.
Travelers seeking maximum savings on their California to State of Washington flight should consider departing on Tuesday mornings 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.
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 April 5, 2026.
The most flights from USCA to USWA are scheduled on a Friday (83 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (30 on average).
How much does it cost to fly round-trip from California 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 April 5, 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.
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Crew
8.5
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 California 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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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 April 5, 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 April 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$36 | Average$156 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$44 | Average$213 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$64 | Average$98 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$67 | Average$220 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$78 | Average$295 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$84 | Average$282 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$109 | Average$305 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$111 | Average$369 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$117 | Average$344 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$148 | Average$309 | FlexibilityNo cancel fee | On-time62% |