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$63+ Cheap flights from Seattle (SEA) to California

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAX
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Seattle to California

Keep the following information in mind while searching for Seattle to California flight deals. Data was last updated September 16, 2025.

Round-trip from

$107
(CheapOair)

One-way from

$63
(eDestinos)

Popular in

December

Cheapest in

January

Average price

$222

Good round-trip deal

$157 or less

Good one-way deal

$106 or less
From Seattle/Tacoma Intl to California
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One-way flight from Seattle/Tacoma Intl to California
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Highest demand for flights based on searches. 2% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to California.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to California.
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Find flight deals from Seattle to California

Cheapest flights from Seattle to California
Explore the most affordable flight options available from Seattle to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:43 pmSEA - ONT
1 stop27h 07mFrontier
Mon 10/2710:30 amONT - SEA
Nonstop2h 56mFrontier
Deal found 9/15$107
This Cheapflightsfares deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:17 pmSEA - ONT
Nonstop2h 41mFrontier
Sun 11/28:02 amONT - SEA
Nonstop2h 53mFrontier
Deal found 9/16$108
This Priceline deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:26 pmSEA - LAS
Nonstop2h 35mFrontier
Fri 10/2412:18 pmLAS - SEA
Nonstop2h 58mFrontier
Deal found 9/15$108
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 11/311:43 amSEA - LAS
Nonstop2h 46mFrontier
Sat 11/153:29 pmLAS - SEA
Nonstop3h 03mFrontier
Deal found 9/15$109
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/51:22 pmSEA - LAS
Nonstop2h 42mFrontier
Thu 10/912:18 pmLAS - SEA
Nonstop2h 58mFrontier
Deal found 9/14$110
This Booking.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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.
Sun 10/51:22 pmSEA - LAS
Nonstop2h 42mFrontier
Fri 10/1012:18 pmLAS - SEA
Nonstop2h 58mFrontier
Deal found 9/15$111
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:18 pmSEA - ONT
1 stop10h 32mFrontier
Sun 11/28:02 amONT - SEA
Nonstop2h 53mFrontier
Deal found 9/14$112
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:17 pmSEA - LAS
Nonstop2h 38mFrontier
Sun 11/25:00 amLAS - SEA
1 stop7h 37mFrontier
Deal found 9/14$112
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/138:28 amSEA - ONT
Nonstop2h 40mFrontier
Mon 10/2010:30 amONT - SEA
Nonstop2h 56mFrontier
Deal found 9/15$113
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:05 pmSEA - LAS
Nonstop2h 37mFrontier
Sun 12/710:45 amLAS - SEA
Nonstop2h 56mFrontier
Deal found 9/14$113
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/138:28 amSEA - ONT
Nonstop2h 40mFrontier
Mon 10/2710:30 amONT - SEA
Nonstop2h 56mFrontier
Deal found 9/15$114
This Frontier deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 9/291:47 pmSEA - LAS
Nonstop2h 42mFrontier
Thu 10/212:32 pmLAS - SEA
Nonstop2h 59mFrontier
Deal found 9/14$114

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to California 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 September 16, 2025.
Use the filters below to find and compare flights from Seattle to California that are best for you.

Fly from

Seattle

Fly to

California

Route

Depart

Return

Price

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Tue 10/21

8:42 am-10:59 am

Nonstop2h 17m

San Francisco

Sat 10/25

9:00 pm-11:20 pm

Nonstop2h 20m

$137

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 11/11

10:40 am-1:00 pm

Nonstop2h 20m

San Jose

Tue 11/11

7:30 pm-9:59 pm

Nonstop2h 29m

$137

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 3/3

2:35 pm-4:44 pm

Nonstop2h 09m

San Jose

Wed 3/4

8:10 am-10:21 am

Nonstop2h 11m

$137

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 10/14

12:05 pm-2:47 pm

Nonstop2h 42m

Las Vegas Harry Reid Intl

Wed 10/15

7:35 pm-10:30 pm

Nonstop2h 55m

$137

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 10/18

1:37 pm-3:57 pm

Nonstop2h 20m

San Jose

Sat 10/25

7:15 am-9:45 am

Nonstop2h 30m

$137

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 10/25

10:40 am-1:02 pm

Nonstop2h 22m

San Jose

Sat 10/25

7:35 pm-10:00 pm

Nonstop2h 25m

$137

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 10/14

3:44 pm-6:15 pm

Nonstop2h 31m

Las Vegas Harry Reid Intl

Tue 10/21

10:52 am-1:50 pm

Nonstop2h 58m

$137

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 11/18

3:45 pm-6:17 pm

Nonstop2h 32m

Las Vegas Harry Reid Intl

Wed 11/19

3:50 pm-6:41 pm

Nonstop2h 51m

$137

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 10/14

6:55 am-9:20 am

Nonstop2h 25m

Las Vegas Harry Reid Intl

Tue 10/21

5:05 pm-11:00 pm

1 stop5h 55m

$147

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Mon 11/3

1:31 pm-3:43 pm

Nonstop2h 12m

San Francisco

Tue 11/11

8:00 am-10:23 am

Nonstop2h 23m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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Best time to book a flight from Seattle to California

Have a flexible travel schedule? Discover the best time to fly to California from Seattle with our price prediction graph.
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 Seattle to California

What is the cheapest month to book a flight from Seattle to California?

Currently, January is the cheapest month in which you can book a flight from Seattle to California (average of $246). Flying from Seattle to California in March is currently the most expensive (average of $325). 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 SEA to CA?

Find hourly flight availability from Seattle to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to California as you normally would.

Weekly flight availability from Seattle to California

Explore weekly flight availability from Seattle to California. 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 September 16, 2025.

The most flights from SEA to USCA are scheduled on a Monday (126 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (58 on average).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. 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 California. Reviews last updated September 16, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Seattle to California by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,242 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,957 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,924 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Frontier
5.8
Fair
3,174 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to California?

    If you book a flight to California from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How popular is this Seattle to California flight route?

    Within the past month, 307 users have taken a look at flights from Seattle/Tacoma Intl to California.

  • How long is the flight from Seattle to California?

    United Airlines, Delta, and Hawaiian Airlines can get you from Seattle to California in just under 2h 09m. Your travel time will be generally consistent. Airlines will cover a distance of 697 mi. All flights are typically nonstop.

  • What are the cheapest airlines to fly from Seattle to California one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $69. Users have also found prices from $69 and $78 on Southwest and Alaska Airlines, respectively.

  • What are the most popular routes from Seattle to California?

    The most popular route from Seattle to California is Seattle/Tacoma Intl - Las Vegas Harry Reid Intl. You may also consider Seattle/Tacoma Intl - Los Angeles or Seattle/Tacoma Intl - Ontario.

  • What are the most reliable airlines from Seattle to California?

    Consider China Eastern (97%), SkyWest Airlines (94%) or ITA Airways (94%) when booking your flight. These represent the most reliable airlines when flying from Seattle to California.

  • What are the cheapest flights from Seattle to California?

    Looking for the cheapest flight from Seattle to California? While on average our users pay $545, our data indicates the cheapest price to be $87. The most popular route (Seattle/Tacoma Intl - Las Vegas Harry Reid Intl), is priced around $108.

  • Can I find deals for flights from Seattle to California that include hotel bookings?

    Yes. In addition to deals on Seattle to California flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to California?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to California.

  • Can I find deals for business class flights from Seattle to California?

    Yes. Cheapflights offers flight deals from Seattle to California by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to California?

    Currently, January is the cheapest month in which you can book a flight from Seattle to California (average of $246). Flying from Seattle to California in March is currently the most expensive (average of $325). 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.

See more FAQs

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Alternative routes for Seattle to California

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Seattle to California

Discover the top 8 airlines that operate flights from Seattle to California. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$46Average$177FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$70Average$180FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$88Average$264FlexibilityNo cancel feeOn-time85%
DeltaCheapest$98Average$243FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$116Average$288FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$122Average$280FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$126Average$262FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$167Average$334FlexibilityNo cancel feeOn-time71%

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