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Cheap flights from Seattle to Los Angeles from £66

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAX
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Los Angeles are usually found in May or March, booked 84 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap flight deals from Seattle to Los Angeles

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Los Angeles
Explore the most affordable flight options available from Seattle to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Mon 1/611:21
SEA
-
LAX
Nonstop2h 57m
Frontier
Wed 3/615:15
LAX
-
SEA
Nonstop3h 20m
Frontier
Deal found 27/4£73
Sat 23/521:20
SEA
-
LAX
Nonstop2h 35m
Delta
Wed 27/512:10
LAX
-
SEA
Nonstop2h 55m
Delta
Deal found 27/4£131
Sat 23/515:30
SEA
-
LAX
1 stop7h 14m
United Airlines
Wed 27/516:25
LAX
-
SEA
Nonstop2h 53m
United Airlines
Deal found 27/4£139
Fri 12/611:03
SEA
-
LAX
Nonstop2h 58m
Frontier
Fri 19/620:56
LAX
-
SEA
1 stop12h 52m
Frontier
Deal found 28/4£144
Thu 28/512:40
SEA
-
LAX
Nonstop2h 49m
Delta
Mon 1/619:59
LAX
-
SEA
Nonstop2h 56m
Delta
Deal found 27/4£146
Sun 24/508:00
SEA
-
LAX
1 stop4h 15m
Southwest
Wed 27/516:50
LAX
-
SEA
1 stop6h 05m
Southwest
Deal found 26/4£150
Wed 27/517:06
SEA
-
LAX
Nonstop2h 49m
United Airlines
Thu 4/619:06
LAX
-
SEA
Nonstop2h 53m
United Airlines
Deal found 28/4£153

Find flight deals from Seattle to Los Angeles

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Los Angeles (LAX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 April 2026.

Round-trip from

£73

One-way from

£66

Popular in

December

Cheapest in

May

Average price

£190

Good round-trip deal

£65 or less
Frontier
  • Frontier
  • 1/6-3/6
  • Nonstop
  • 6h 17m total
  • Seattle to Los Angeles
Search Deals
United Airlines
  • United Airlines
  • 20/5
  • Nonstop
  • 3h 03m total
  • Seattle to Los Angeles
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Los Angeles.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seattle to Los Angeles 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 29 April 2026.
Use the filters below to find and compare flights from Seattle to Los Angeles that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Fri 5/6

21:20-23:55

Nonstop2h 35m

Los Angeles

Mon 8/6

19:27-22:19

Nonstop2h 52m

£146

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 23/5

17:20-22:44

1 stop5h 24m

Los Angeles

Sun 24/5

20:22-01:13

1 stop4h 51m

£168

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 4/6

15:00-17:38

Nonstop2h 38m

Los Angeles

Mon 8/6

21:15-00:06

Nonstop2h 51m

£176

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sun 2/8

06:00-08:44

Nonstop2h 44m

Los Angeles

Sat 8/8

11:41-14:38

Nonstop2h 57m

£183

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 25/7

06:30-09:14

Nonstop2h 44m

Los Angeles

Sat 15/8

19:05-21:56

Nonstop2h 51m

£183

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 17/9

07:06-12:01

1 stop4h 55m

Los Angeles

Sun 20/9

19:05-21:56

Nonstop2h 51m

£190

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Fri 5/6

05:15-12:55

2 stops7h 40m

Los Angeles

Mon 8/6

17:45-23:30

1 stop5h 45m

£202

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 9/7

17:20-00:05

1 stop6h 45m

Los Angeles

Mon 13/7

13:05-21:50

2 stops8h 45m

£202

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Mon 1/6

18:15-23:20

1 stop5h 05m

Los Angeles

Wed 3/6

15:35-22:55

2 stops7h 20m

£202

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 8/10

14:10-16:59

Nonstop2h 49m

Los Angeles

Mon 12/10

06:00-08:52

Nonstop2h 52m

£220

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles 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 Los Angeles

How far ahead should I book a flight from Seattle to Los Angeles?

The price you pay for your flight from Seattle to Los Angeles may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, May is the cheapest month in which you can book a flight from Seattle to Los Angeles (average of £142). Flying from Seattle to Los Angeles in December is currently the most expensive (average of £205). 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 LAX?

Find hourly flight availability from Seattle to Los Angeles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2026.

It’s typically best to fly out from Seattle to Los Angeles in the afternoon. Doing so could potentially save you 82% on the flight price compared to flying at midday, which is usually more expensive.

How much does it cost for a return flight from Seattle to Los Angeles?

Reviews of airlines servicing Los Angeles

Get insights into the airlines that provide service to Los Angeles. 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 Los Angeles. Reviews last updated 29 April 2026.
Check out reviews from past customers who have flown with Alaska Airlines and Frontier from Seattle to Los Angeles to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,319 reviews
Check prices

Crew

8.5

Entertainment

7.0

Boarding

8.1

Overall

7.9

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
7.9
Good
12,319 reviews
Alaska Airlines
7.9
Good
12,319 reviews
Check prices

Crew

8.5

Entertainment

7.0

Boarding

8.1

Overall

7.9

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Frontier
5.7
Fair
2,970 reviews
Alaska Airlines
7.9
Good
12,319 reviews
Check prices

Crew

8.5

Entertainment

7.0

Boarding

8.1

Overall

7.9

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

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

  • What airports do I use to fly from Seattle to Los Angeles?

    If you book a flight from Seattle to Los Angeles, you will be flying from Seattle/Tacoma Intl to Los Angeles. Flights to Los Angeles (LAX) from Seattle/Tacoma Intl (SEA) take 2h 45m for a nonstop flight. There are 67 flights from Seattle/Tacoma Intl to Los Angeles per day from 2 airlines.

  • How popular is this Seattle to Los Angeles flight route?

    Flights from Seattle/Tacoma Intl to Los Angeles Los Angeles have been viewed 5 times in the past calendar month.

  • How long is the flight from Seattle to Los Angeles?

    For as low as £131, Frontier can have you in Los Angeles from Seattle in 2h 35m. There are 954 mi between Seattle and Los Angeles. All flights are typically direct.

  • What are the cheapest airlines flying from Seattle to Los Angeles round-trip?

    Flying on Frontier is currently your cheapest option to Los Angeles, with prices starting at £60. Another option worth looking into is Alaska Airlines, starting at £150 return. These flights start at 66% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Seattle to Los Angeles?

    The top 3 most reliable airlines when flying from Seattle to Los Angeles are ITA Airways (100%), Air China (97%) and China Eastern (95%).

  • What are the cheapest flights from Seattle to Los Angeles?

    The cheapest flight price from Seattle to Los Angeles is £65. On average you can expect to pay £65. The most popular route, (Seattle/Tacoma Intl - Los Angeles), can usually be booked for £120.

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

    Yes. In addition to deals on Seattle to Los Angeles flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Los Angeles?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Los Angeles 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 Los Angeles?

    Currently, May is the cheapest month in which you can book a flight from Seattle to Los Angeles (average of £142). Flying from Seattle to Los Angeles in December is currently the most expensive (average of £205). 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

Travelling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Laguna Hills
Woodland Hills
Torrance
Chino Hills
Manhattan Beach
Cerritos
West Hollywood
Simi Valley
Calabasas
Artesia
Dana Point
La Puente
Inglewood
Vista
Glendale
Aliso Viejo
El Segundo

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Seattle to Los Angeles

Discover the top 2 airlines that operate flights from Seattle to Los Angeles. 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 29 April 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£60Average£79FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Alaska AirlinesCheapest£150Average£175FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Los Angeles?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Los Angeles from Seattle today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Seattle to Los Angeles?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Los Angeles from Seattle.

Can Cheapflights find flights from Seattle to Los Angeles with no change fees?

Need flexible booking options for your flight to Los Angeles from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Los Angeles become cheaper?

Yes! Start tracking prices for Seattle to Los Angeles 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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