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Find cheap flights from California to Seattle from $29

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 5/29. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 6/7
Fri 6/14

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In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$29
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 21% increase in price.
Flight from Ontario to Seattle

FAQs for booking flights from California to Seattle

  • How does KAYAK find such low prices on flights from California to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from California is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from California to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to California with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from California to Seattle?

Find which airlines fly direct from California to Seattle/Tacoma Intl, which days they fly and book direct flights.

Nonstop departures

California to Seattle/Tacoma Intl

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights

Nonstop returns

Seattle/Tacoma Intl to California

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights
See more direct flights

Book cheap flights from California to Seattle

Recent round-trip flight deals

6/4Tue
nonstopFrontier
2h 53mONT-SEA
6/5Wed
nonstopFrontier
2h 44mSEA-ONT
$58
9/21Sat
1 stopSpirit Airlines
7h 16mLAX-SEA
9/21Sat
nonstopSpirit Airlines
3h 18mSEA-LAX
$59
5/25Sat
1 stop
20h 53mSAN-SEA
5/29Wed
1 stop
11h 34mSEA-SAN
$114
6/4Tue
1 stop
9h 49mLAX-SEA
6/11Tue
nonstop
2h 44mSEA-LAX
$114
6/12Wed
nonstopAlaska Airlines
2h 57mLAX-SEA
6/12Wed
nonstopAlaska Airlines
2h 44mSEA-LAX
$137
7/10Wed
nonstopAlaska Airlines
2h 06mOAK-SEA
7/16Tue
nonstopAlaska Airlines
2h 11mSEA-OAK
$149
6/4Tue
nonstopDelta
2h 16mSFO-SEA
6/11Tue
nonstopDelta
2h 26mSEA-SFO
$149
5/29Wed
nonstopDelta
2h 18mSFO-SEA
6/1Sat
nonstopDelta
2h 13mSEA-SFO
$153
5/28Tue
nonstopUnited Airlines
2h 45mLAX-SEA
5/30Thu
nonstopUnited Airlines
2h 47mSEA-LAX
$184
5/29Wed
1 stopUnited Airlines
4h 40mLAX-SEA
5/29Wed
1 stopUnited Airlines
4h 45mSEA-LAX
$188

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Recent one-way flight deals

5/29Wed
nonstopFrontier
2h 53mONT-SEA
$29
6/5Wed
nonstopFrontier
2h 53mONT-SEA
$30
6/4Tue
1 stopSpirit Airlines
11h 20mSAN-SEA
$33
6/4Tue
1 stopSpirit Airlines
13h 36mSMF-SEA
$33
6/12Wed
nonstopDelta
2h 51mLAX-SEA
$69
6/25Tue
nonstopAlaska Airlines
2h 12mSFO-SEA
$72
6/5Wed
nonstopAlaska Airlines
2h 15mSFO-SEA
$73
6/12Wed
nonstopDelta
2h 15mSFO-SEA
$75
6/4Tue
nonstopAmerican Airlines
2h 55mLAX-SEA
$85
6/4Tue
nonstopAmerican Airlines
2h 14mSJC-SEA
$154

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Search by price

Last minute flights from California to Seattle

Last minute flight, train and bus deals

5/13Mon
multi-stopFrontier
11h 29mSAN-SEA
5/17Fri
multi-stopFrontier
8h 50mSEA-SAN
$154
5/13Mon
multi-stopFrontier
11h 29mSAN-SEA
5/15Wed
multi-stopFrontier
7h 38mSEA-SAN
$162
5/13Mon
multi-stopSpirit Airlines
11h 28mLAX-SEA
5/28Tue
multi-stopSpirit Airlines
24h 12mSEA-LAX
$184
5/13Mon
multi-stop
10h 02mLAX-SEA
5/17Fri
multi-stop
10h 15mSEA-LAX
$203
5/10Fri
multi-stop
10h 02mLAX-SEA
5/17Fri
multi-stop
10h 15mSEA-LAX
$205
5/10Fri
multi-stopSpirit Airlines
10h 02mLAX-SEA
5/23Thu
multi-stopSpirit Airlines
13h 05mSEA-LAX
$208
5/13Mon
multi-stopUnited Airlines
7h 45mBUR-SEA
5/16Thu
multi-stopUnited Airlines
4h 46mSEA-BUR
$338
5/12Sun
nonstopUnited Airlines
2h 24mSFO-SEA
8/28Wed
nonstopUnited Airlines
2h 14mSEA-SFO
$338
5/12Sun
nonstopAmerican Airlines
2h 55mLAX-SEA
5/29Wed
nonstopAmerican Airlines
2h 49mSEA-LAX
$343
5/11Sat
nonstopAmerican Airlines
2h 56mLAX-SEA
5/25Sat
nonstopAmerican Airlines
2h 48mSEA-LAX
$387

Search by stops

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Search by price