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Cheap flights from Seattle to Los Angeles from £56

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Los Angeles departing on 21/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
21:15 - 11:23SEA-LAX
14h 08m1 stop
Alaska Airlines Logo
13:32 - 16:30LAX-SEA
2h 58mdirect
£103Alaska Airlines
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Mon, 1 Dec - Tue, 2 Dec
United Airlines Logo
09:00 - 11:59SEA-LAX
2h 59mdirect
United Airlines Logo
20:37 - 23:47LAX-SEA
3h 10mdirect
£104United Airlines
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Tue, 6 Jan - Sat, 10 Jan
Alaska Airlines Logo
11:43 - 17:37SEA-LAX
5h 54m1 stop
Alaska Airlines Logo
19:45 - 22:46LAX-SEA
3h 01mdirect
£106Alaska Airlines
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Tue, 13 Jan - Tue, 13 Jan
Alaska Airlines Logo
20:50 - 09:02SEA-LAX
12h 12m1 stop
Alaska Airlines Logo
11:20 - 14:19LAX-SEA
2h 59mdirect
£110Alaska Airlines
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Tue, 13 Jan - Wed, 14 Jan
Southwest Logo
12:45 - 16:55SEA-LAX
4h 10m1 stop
Southwest Logo
14:30 - 18:35LAX-SEA
4h 05m1 stop
£113Southwest
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Tue, 20 Jan - Tue, 27 Jan
Alaska Airlines Logo
08:05 - 10:59SEA-LAX
2h 54mdirect
Alaska Airlines Logo
13:00 - 20:35LAX-SEA
7h 35m1 stop
£113Alaska Airlines
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Tue, 18 Nov - Tue, 18 Nov
United Airlines Logo
12:24 - 15:23SEA-LAX
2h 59mdirect
United Airlines Logo
16:15 - 21:12LAX-SEA
4h 57m1 stop
£116United Airlines
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Wed, 7 Jan - Tue, 13 Jan
Southwest Logo
08:10 - 12:20SEA-LAX
4h 10m1 stop
Southwest Logo
14:30 - 18:35LAX-SEA
4h 05m1 stop
£116Southwest
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Wed, 31 Dec - Tue, 6 Jan
Delta Logo
21:45 - 00:31SEA-LAX
2h 46mdirect
Delta Logo
19:59 - 22:59LAX-SEA
3h 00mdirect
£125Delta
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Fri, 21 Nov - Sat, 22 Nov
Delta Logo
10:25 - 13:15SEA-LAX
2h 50mdirect
Delta Logo
07:40 - 10:45LAX-SEA
3h 05mdirect
£127Delta
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Sat, 6 Dec - Sun, 7 Dec

Alaska Airlines flights from Seattle to Los Angeles

Our best Alaska Airlines deals on Seattle to Los Angeles flight tickets
Alaska Airlines
1 Dec
SEA21:15Seattle/Tacoma Intl
14h 08m
1 stop
LAX11:23Los Angeles
2 Dec
LAX13:32Los Angeles
2h 58m
SEA16:30Seattle/Tacoma Intl
£103
Find similar
Alaska Airlines
13 Jan
SEA11:43Seattle/Tacoma Intl
5h 54m
1 stop
LAX17:37Los Angeles
13 Jan
LAX19:45Los Angeles
3h 01m
SEA22:46Seattle/Tacoma Intl
£106
Find similar
Alaska Airlines
13 Jan
SEA20:50Seattle/Tacoma Intl
12h 12m
1 stop
LAX09:02Los Angeles
14 Jan
LAX11:20Los Angeles
2h 59m
SEA14:19Seattle/Tacoma Intl
£110
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Southwest flights from Seattle to Los Angeles

Our best Southwest deals on Seattle to Los Angeles flight tickets
Southwest
20 Jan
SEA12:45Seattle/Tacoma Intl
4h 10m
1 stop
LAX16:55Los Angeles
27 Jan
LAX14:30Los Angeles
4h 05m
1 stop
SEA18:35Seattle/Tacoma Intl
£113
Find similar
Southwest
31 Dec
SEA08:10Seattle/Tacoma Intl
4h 10m
1 stop
LAX12:20Los Angeles
6 Jan
LAX14:30Los Angeles
4h 05m
1 stop
SEA18:35Seattle/Tacoma Intl
£116
Find similar
Southwest
28 Feb
SEA06:35Seattle/Tacoma Intl
7h 05m
1 stop
LAX13:40Los Angeles
4 Mar
LAX08:50Los Angeles
9h 00m
1 stop
SEA17:50Seattle/Tacoma Intl
£119
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momondo 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, momondo users made 279,928 searches. Data last updated 29 October 2025.
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

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Mon 1/12

21:15-11:23

1 stop14h 08m

Los Angeles

Tue 2/12

13:32-16:30

Nonstop2h 58m

£103

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Tue 6/1

09:00-11:59

Nonstop2h 59m

Los Angeles

Sat 10/1

20:37-23:47

Nonstop3h 10m

£104

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Tue 13/1

11:43-17:37

1 stop5h 54m

Los Angeles

Tue 13/1

19:45-22:46

Nonstop3h 01m

£106

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Tue 13/1

20:50-09:02

1 stop12h 12m

Los Angeles

Wed 14/1

11:20-14:19

Nonstop2h 59m

£110

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Tue 20/1

12:45-16:55

1 stop4h 10m

Los Angeles

Tue 27/1

14:30-18:35

1 stop4h 05m

£113

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Tue 18/11

08:05-10:59

Nonstop2h 54m

Los Angeles

Tue 18/11

13:00-20:35

1 stop7h 35m

£113

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Wed 7/1

12:24-15:23

Nonstop2h 59m

Los Angeles

Tue 13/1

16:15-21:12

1 stop4h 57m

£116

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Wed 31/12

08:10-12:20

1 stop4h 10m

Los Angeles

Tue 6/1

14:30-18:35

1 stop4h 05m

£116

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Fri 21/11

21:45-00:31

Nonstop2h 46m

Los Angeles

Sat 22/11

19:59-22:59

Nonstop3h 00m

£125

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 6/12

10:25-13:15

Nonstop2h 50m

Los Angeles

Sun 7/12

07:40-10:45

Nonstop3h 05m

£127

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Seattle to Los Angeles

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Los Angeles?

The month of January is, on average, the cheapest month to fly to Los Angeles from Seattle, with most prices found around £110. If you aren’t able to travel to Los Angeles during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of £119.

What is the cheapest day to depart on your flight to Los Angeles?

The cheapest day to depart from Seattle to Los Angeles is on a Saturday. Travellers who choose to depart for Los Angeles on a Saturday will often find tickets for as low as £78. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £472. These prices are subject to change though, so be sure to set up a Price Alert for flights to Los Angeles.

What is the cheapest time of day to depart on your flight to Los Angeles?

Our most recent data shows that the best time of day to fly to Los Angeles is in the morning. Flights from Seattle to Los Angeles during this time can be as low as £178. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £185 on average. Flights to Los Angeles from Seattle in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Seattle/Tacoma Intl to Los Angeles flight route?

Fly from Seattle/Tacoma Intl to Los Angeles for the best Seattle/Tacoma Intl - Los Angeles flight prices

How far in advance should I book a flight to Los Angeles?

You are more likely to see cheaper flights to Los Angeles from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around £162 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from Seattle for as low as £131 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Los Angeles flights?

There are 3 cabin classes available to choose from on Seattle/Tacoma Intl to Los Angeles flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Los Angeles flights?

You could potentially save up to 27% on your flight if you consider stops on a Seattle to Los Angeles flight.

How have Seattle to Los Angeles flight prices changed over time?

As of October 2025, prices for Seattle to Los Angeles flights are approximately 37% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Los Angeles

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Los Angeles according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Seattle to Los Angeles (SEA to LAX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Los Angeles

Fastest flight time

2h 38m

Direct flights

Every day

Airports in Los Angeles

1 airport
The fastest flight from Seattle to Los Angeles takes 2h 38m
Direct flights go from Seattle to Los Angeles every day.
There is 1 airport near Los Angeles: Los Angeles (LAX)
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  • How far is Seattle/Tacoma Intl to Los Angeles by plane?

    The straight-line distance from Seattle/Tacoma Intl to Los Angeles is 959.2 mi. By plane, this route typically takes 2h 41m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Los Angeles Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Los Angeles Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Los Angeles Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Los Angeles Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Los Angeles Airport.

  • What documentation or ID do you need to fly to Los Angeles Airport?

    The travel and health documents you'll need for your trip to Los Angeles Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Los Angeles Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Los Angeles?

  • What is the most popular airline from Seattle to Los Angeles?

Best airlines flying from Seattle to Los Angeles

Compare and see reviews for airlines that fly from Seattle to Los Angeles with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom £152Free CancellationRating
8.0
11,203 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Seattle to Los Angeles

    Across 11 Alaska Airlines flights from Seattle to Los Angeles this week, the average price was £268, with the best Alaska Airlines deals starting from £152 round-trip. 11,203 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

Travelling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Malibu
Beverly Hills
West Hollywood
Orange
Carpinteria
Newport Beach
Oceanside
Glendale
Laguna Beach
Huntington Beach
El Segundo
Escondido
Torrance
Culver City
Pasadena
Downey
Irvine
Arcadia
Redondo Beach
Big Bear Lake

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Los Angeles?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Los Angeles for you.

Can I find flights from Seattle to Los Angeles with flexible booking policies on momondo?

Flights from Seattle to Los Angeles with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Los Angeles?

Once all potential Seattle to Los Angeles flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Los Angeles right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Los Angeles now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Los Angeles and let you know when they change.

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We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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