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Cheap flights from Seattle to Los Angeles from £57

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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAX
5 dic — 12 dic1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Los Angeles are usually found in January or March, booked 63 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap 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 5 novembre 2025.

Round-trip from

£106

One-way from

£57

Popular in

December

Cheapest in

January

Average price

£190

Good one-way deal

£223 or less
United Airlines
  • United Airlines
  • 24/11-27/11
  • Nonstop
  • 5h 50m total
  • Seattle to Los Angeles
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Southwest
  • Southwest
  • 20/1
  • 1 total stop
  • 3h 55m total
  • Seattle to Los Angeles
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Los Angeles.
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Find 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 5 novembre 2025.

lun 24/1112:41SEA - LAX
Nonstop2h 51mUnited Airlines
gio 27/1108:40LAX - SEA
Nonstop2h 59mUnited Airlines
Deal found 2/11£106
gio 18/1207:20SEA - LAX
1 stop5h 20mAlaska Airlines
gio 18/1215:20LAX - SEA
Nonstop2h 58mAlaska Airlines
Deal found 4/11£108
mer 3/1216:59SEA - LAX
Nonstop2h 43mAlaska Airlines
mer 3/1222:27LAX - SEA
1 stop16h 23mAlaska Airlines
Deal found 4/11£112
dom 14/1214:25SEA - LAX
Nonstop2h 45mFrontier
lun 22/1221:36LAX - SEA
Nonstop3h 06mFrontier
Deal found 4/11£114
gio 18/1206:00SEA - LAX
Nonstop2h 46mFrontier
lun 22/1221:36LAX - SEA
Nonstop3h 06mFrontier
Deal found 4/11£117
lun 15/1211:01SEA - LAX
1 stop9h 04mFrontier
lun 22/1221:36LAX - SEA
Nonstop3h 06mFrontier
Deal found 4/11£118
mar 2/1207:10SEA - LAX
Nonstop2h 55mDelta
mar 9/1207:40LAX - SEA
Nonstop3h 05mDelta
Deal found 3/11£120
mer 17/1207:06SEA - LAX
1 stop3h 56mAlaska Airlines
mer 17/1214:32LAX - SEA
Nonstop2h 56mAlaska Airlines
Deal found 4/11£123
mar 16/1208:10SEA - LAX
1 stop4h 10mSouthwest
mer 24/1216:55LAX - SEA
1 stop6h 00mSouthwest
Deal found 4/11£125
mar 2/1217:59SEA - LAX
Nonstop2h 44mDelta
gio 11/1211:40LAX - SEA
Nonstop3h 04mDelta
Deal found 4/11£128
mer 3/1208:10SEA - LAX
1 stop4h 10mSouthwest
mer 10/1207:25LAX - SEA
1 stop4h 10mSouthwest
Deal found 3/11£129
mer 10/1207:06SEA - LAX
1 stop3h 56mAlaska Airlines
mer 10/1213:55LAX - SEA
1 stop5h 00mAlaska Airlines
Deal found 3/11£131

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 5 novembre 2025.
Use the filters below to find and compare flights from Seattle to Los Angeles that are best for you.

Fly from

Seattle

Fly to

Los Angeles

Route

Depart

Return

Price

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

gio 18/12

07:20-12:40

1 stop5h 20m

Los Angeles

gio 18/12

15:20-18:18

Nonstop2h 58m

£108

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

mer 25/2

07:25-10:14

Nonstop2h 49m

Los Angeles

mer 4/3

09:56-12:59

Nonstop3h 03m

£120

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

mar 27/1

08:06-10:55

Nonstop2h 49m

Los Angeles

mer 4/2

17:53-20:52

Nonstop2h 59m

£120

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

mar 27/1

17:53-20:36

Nonstop2h 43m

Los Angeles

sab 31/1

08:00-11:01

Nonstop3h 01m

£120

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

mar 2/12

10:25-13:15

Nonstop2h 50m

Los Angeles

ven 12/12

09:35-12:39

Nonstop3h 04m

£128

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

mar 2/12

10:25-13:15

Nonstop2h 50m

Los Angeles

gio 11/12

11:40-14:44

Nonstop3h 04m

£128

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

mar 27/1

06:20-09:02

Nonstop2h 42m

Los Angeles

dom 1/2

09:30-12:29

Nonstop2h 59m

£128

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

lun 15/12

16:59-19:42

Nonstop2h 43m

Los Angeles

lun 15/12

22:27-10:59

1 stop12h 32m

£128

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

sab 24/1

20:15-22:58

Nonstop2h 43m

Los Angeles

dom 25/1

08:00-11:01

Nonstop3h 01m

£128

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

mer 3/12

07:06-11:02

1 stop3h 56m

Los Angeles

mer 10/12

07:00-11:49

1 stop4h 49m

£135

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 22 results
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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?

Use this chart to determine the optimal time to book a return flight from Seattle to Los Angeles. Price data was last updated on 31 October 2025.

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 63 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, January is the cheapest month in which you can book a flight from Seattle to Los Angeles (average of £29). Flying from Seattle to Los Angeles in July is currently the most expensive (average of £91). 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 5 novembre 2025.

It’s typically best to fly out from Seattle to Los Angeles in the afternoon. Doing so could potentially save you 59% on the flight price compared to flying at midday, which is usually more expensive.

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 5 novembre 2025.
Check out reviews from past customers who have flown with Alaska Airlines 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
8.0
Very Good
11,241 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very Good
11,241 reviews
Alaska Airlines
8.0
Very Good
11,241 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

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 74 flights from Seattle/Tacoma Intl to Los Angeles per day from 1 airline.

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

    Flights from Seattle/Tacoma Intl to Los Angeles have been viewed 9 times in the past calendar month.

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

    For as low as £120, Alaska Airlines can have you in Los Angeles from Seattle in 2h 49m. There are 954 mi between Seattle and Los Angeles. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Seattle to Los Angeles round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Los Angeles, with prices starting at £155. This flight start at 6% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as £57. Users have also found prices from £66 and £67 on United Airlines and Alaska Airlines, respectively.

  • 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 SAUDIA (100%), Air China (97%) and ITA Airways (97%).

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

    The cheapest flight price from Seattle to Los Angeles is £113. On average you can expect to pay £284. The most popular route, (Seattle/Tacoma Intl - Los Angeles), can usually be booked for £81.

  • 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, January is the cheapest month in which you can book a flight from Seattle to Los Angeles (average of £29). Flying from Seattle to Los Angeles in July is currently the most expensive (average of £91). 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
West Hollywood
Woodland Hills
Torrance
Chino Hills
Artesia
Cerritos
La Puente
Simi Valley
Dana Point
Aliso Viejo
Calabasas
Inglewood
Vista
El Segundo
Glendale
Culver City
Garden Grove
Thousand Oaks
Camarillo

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Seattle to Los Angeles

Discover the top airline 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 5 novembre 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest£155Average£273FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

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

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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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