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Cheap flights from Seattle to California from £44

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAX
5 May — 12 May1
1 adult

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 30 April 2025.

Round-trip from

£74

One-way from

£44

Popular in

November

Cheapest in

January

Average price

£177

Good round-trip deal

£64 or less

Good one-way deal

£62 or less
Frontier
  • Frontier
  • 7/6-9/6
  • Nonstop
  • 5h 44m total
  • Seattle to California
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Delta
  • Delta
  • 1/6
  • Nonstop
  • 2h 29m total
  • Seattle to California
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£16 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in April 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 30 April 2025.

Sat 7/610:49SEA - LAX
Nonstop2h 49mFrontier
Mon 9/608:38LAX - SEA
Nonstop2h 55mFrontier
Deal found 29/4£74
Sun 6/715:11SEA - LAS
Nonstop2h 45mMultiple Airlines
Thu 10/713:10LAS - SEA
Nonstop2h 43mMultiple Airlines
Deal found 29/4£75
Tue 3/616:18SEA - LAS
Nonstop2h 33mDelta
Thu 5/619:30LAS - SEA
Nonstop2h 55mDelta
Deal found 29/4£87
Sat 7/610:49SEA - LAX
Nonstop2h 49mMultiple Airlines
Mon 9/618:52LAX - SEA
1 stop5h 18mMultiple Airlines
Deal found 29/4£91
Wed 28/513:18SEA - ONT
Nonstop2h 32mAlaska Airlines
Wed 28/519:20ONT - SEA
Nonstop2h 40mAlaska Airlines
Deal found 30/4£98
Sat 24/513:55SEA - LAX
Nonstop2h 42mAlaska Airlines
Sat 24/519:55LAX - SEA
Nonstop2h 52mAlaska Airlines
Deal found 29/4£98
Mon 2/615:05SEA - LAS
Nonstop2h 39mFrontier
Wed 4/606:00LAS - SEA
1 stop17h 58mFrontier
Deal found 29/4£98
Tue 3/609:15SEA - LAS
1 stop7h 40mSouthwest
Fri 6/616:15LAS - SEA
Nonstop2h 50mSouthwest
Deal found 30/4£98
Sat 24/511:55SEA - LAX
Nonstop2h 52mDelta
Sat 24/519:55LAX - SEA
Nonstop2h 56mDelta
Deal found 29/4£102
Sat 24/513:40SEA - SFO
Nonstop2h 15mDelta
Sun 25/506:10SFO - SEA
Nonstop2h 21mDelta
Deal found 29/4£111
Sun 25/513:40SEA - SFO
Nonstop2h 11mAlaska Airlines
Sun 25/519:49SFO - SEA
Nonstop2h 11mAlaska Airlines
Deal found 29/4£113
Tue 1/708:26SEA - LAS
Nonstop2h 39mHawaiian Airlines
Tue 1/719:45LAS - SEA
Nonstop2h 45mHawaiian Airlines
Deal found 28/4£113

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 30 April 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

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 7/6

10:49-13:38

Nonstop2h 49m

Los Angeles

Mon 9/6

08:38-11:33

Nonstop2h 55m

£74

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 6/7

15:11-17:56

Nonstop2h 45m

Las Vegas Harry Reid Intl

Thu 10/7

13:10-15:53

Nonstop2h 43m

£75

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 3/6

16:18-18:51

Nonstop2h 33m

Las Vegas Harry Reid Intl

Thu 5/6

19:30-22:25

Nonstop2h 55m

£87

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 7/6

10:49-13:38

Nonstop2h 49m

Los Angeles

Mon 9/6

18:52-00:10

1 stop5h 18m

£91

SeattleOntario

SEA - ONT

SEAONT

Seattle/Tacoma Intl

Wed 28/5

13:18-15:50

Nonstop2h 32m

Ontario

Wed 28/5

19:20-22:00

Nonstop2h 40m

£98

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 24/5

13:55-16:37

Nonstop2h 42m

Los Angeles

Sat 24/5

19:55-22:47

Nonstop2h 52m

£98

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 2/6

15:05-17:44

Nonstop2h 39m

Las Vegas Harry Reid Intl

Wed 4/6

06:00-23:58

1 stop17h 58m

£98

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 3/6

09:15-16:55

1 stop7h 40m

Las Vegas Harry Reid Intl

Fri 6/6

16:15-19:05

Nonstop2h 50m

£98

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 24/5

11:55-14:47

Nonstop2h 52m

Los Angeles

Sat 24/5

19:55-22:51

Nonstop2h 56m

£102

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Sat 24/5

13:40-15:55

Nonstop2h 15m

San Francisco

Sun 25/5

06:10-08:31

Nonstop2h 21m

£111

Flights are sorted by cheapest return flights first.

Deals found on 30/4

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 return 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 £575). Flying from Seattle to California in July is currently the most expensive (average of £811). 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 30 April 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 30 April 2025.

The most flights from SEA to USCA are scheduled on a Monday (113 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (59 on average).

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in California ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit California when rainfall is around 0.0 mm.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

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 30 April 2025.
Read through reviews of airlines operating flights from Seattle to California, such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very Good
9,968 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very Good
4,294 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very Good
7,934 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,405 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to California.

  • How popular is this Seattle to California flight route?

    Within the past month, 17 users have taken a look at flights from Seattle/Tacoma Intl to California.

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

    £44 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Southwest and Hawaiian Airlines, with prices starting from £51 and £51, respectively.

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

    While some choose either Seattle/Tacoma Intl - San Diego or Seattle/Tacoma Intl - San Francisco, Seattle/Tacoma Intl - Los Angeles is the most popular route from Seattle to California.

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

    No one likes to see their flight delayed. When booking a flight from Seattle to California consider choosing SAUDIA (100%), Scandinavian Airlines (98%) or Aer Lingus (97%) as they are the most reliable in getting you off to your destination on time.

  • 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 holiday 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 £575). Flying from Seattle to California in July is currently the most expensive (average of £811). 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

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.

Top airline flying from Seattle to California

Discover the top airline 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 858,174 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest£83Average£167FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

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Yes! Start tracking prices for Seattle to California flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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