Cheap Flights from Los Angeles (LAX) to Seattle (SEA)

View AU$122 flight on Sat, 13 Sep. 2025Opens in a new window

Popular airlines from Los Angeles Intl. (LAX) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Los Angeles (LAX) to Seattle (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, 20 Sep. - Sat, 27 Sep.
LAX
Los Angeles
SEA
Seattle
AU$241 Return, found 6 days ago
AU$241
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 20 Sep. from Los Angeles to Seattle, returning Sat, 27 Sep., priced at AU$241 found 6 days ago
Delta
Sat, 20 Sep. - Sat, 27 Sep.
LAX
Los Angeles
SEA
Seattle
AU$242 Return, found 6 days ago
AU$242
Return
found 6 days ago
Select Delta flight, departing Sat, 20 Sep. from Los Angeles to Seattle, returning Sat, 27 Sep., priced at AU$242 found 6 days ago
Delta
Sat, 6 Sep. - Sat, 13 Sep.
LAX
Los Angeles
SEA
Seattle
AU$244 Return, found 16 hours ago
AU$244
Return
found 16 hours ago
Select Delta flight, departing Sat, 6 Sep. from Los Angeles to Seattle, returning Sat, 13 Sep., priced at AU$244 found 16 hours ago
American Airlines
Sat, 20 Sep. - Sat, 18 Oct.
LAX
Los Angeles
SEA
Seattle
AU$245 Return, found 3 days ago
AU$245
Return
found 3 days ago
Select American Airlines flight, departing Sat, 20 Sep. from Los Angeles to Seattle, returning Sat, 18 Oct., priced at AU$245 found 3 days ago
Alaska Airlines
Sat, 20 Sep. - Sat, 27 Sep.
LAX
Los Angeles
SEA
Seattle
AU$271 Return, found 6 days ago
AU$271
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 20 Sep. from Los Angeles to Seattle, returning Sat, 27 Sep., priced at AU$271 found 6 days ago
Alaska Airlines
Wed, 17 Sep. - Mon, 22 Sep.
LAX
Los Angeles
SEA
Seattle
AU$273 Return, found 11 hours ago
AU$273
Return
found 11 hours ago
Select Alaska Airlines flight, departing Wed, 17 Sep. from Los Angeles to Seattle, returning Mon, 22 Sep., priced at AU$273 found 11 hours ago
American Airlines
Fri, 7 Nov. - Sat, 8 Nov.
LAX
Los Angeles
SEA
Seattle
AU$275 Return, found 16 hours ago
AU$275
Return
found 16 hours ago
Select American Airlines flight, departing Fri, 7 Nov. from Los Angeles to Seattle, returning Sat, 8 Nov., priced at AU$275 found 16 hours ago
American Airlines
Wed, 17 Sep. - Wed, 24 Sep.
LAX
Los Angeles
SEA
Seattle
AU$279 Return, found 2 days ago
AU$279
Return
found 2 days ago
Select American Airlines flight, departing Wed, 17 Sep. from Los Angeles to Seattle, returning Wed, 24 Sep., priced at AU$279 found 2 days ago
Alaska Airlines
Sat, 27 Sep. - Sat, 4 Oct.
LAX
Los Angeles
SEA
Seattle
AU$289 Return, found 5 days ago
AU$289
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 27 Sep. from Los Angeles to Seattle, returning Sat, 4 Oct., priced at AU$289 found 5 days ago
Alaska Airlines
Sat, 6 Sep. - Sat, 13 Sep.
LAX
Los Angeles
SEA
Seattle
AU$290 Return, found 16 hours ago
AU$290
Return
found 16 hours ago
Select Alaska Airlines flight, departing Sat, 6 Sep. from Los Angeles to Seattle, returning Sat, 13 Sep., priced at AU$290 found 16 hours ago

Find the cheapest month to fly from Los Angeles (LAX) to Seattle (SEA)

January is typically the cheapest month to fly

From AU$74 - AU$364 per traveller.

Graph displaying average flight prices per month

Flight from Los Angeles to Seattle route information
Origin airport
Los Angeles Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Return price
AU$241
Distance
1527 km
Average flight time
2 hours 44 mins

Your quick guide to flights from Los Angeles to Seattle

Pick up great flights from Los Angeles to Seattle

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Los Angeles to Seattle. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Los Angeles to Seattle that take around hours.

Find cheap flights from Los Angeles to Seattle

From the great flight deals with prices currently ranging from AU$241 to AU$290, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Los Angeles to Seattle around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Seattle is normally in September.

Reasons to book your flight from Los Angeles to Seattle with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Los Angeles to Seattle across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Seattle right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Los Angeles Intl. Airport (LAX) to SEA?
If you're planning on travelling between Los Angeles Intl. Airport (LAX) and SEA, round-trip journeys start from AU$241. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LAX to SEA?
This can differ from airline to airline, as each has its own set of terms and conditions. Visit the Customer Service Portal, where there are instructions on how to cancel your flight online.
How do I find cheap flights from Los Angeles Intl. Airport (LAX) to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Los Angeles Intl. Airport (LAX) to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
The flight from LAX to SEA is around 2 hours and 56 minutes, so don't get too settled. Chances are the next time you peek out the window you'll be cruising over SeaTac.
How far is the flight from LAX to SEA?
It's around 1 550 kilometres between Los Angeles and SeaTac, so you'll be up in the air for a while. Keep yourself entertained with things like crossword puzzles or a good old-fashioned book.
Which airlines fly direct from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
With a nice range of airlines to pick from, you should be able to find your perfect flight from LAX to Sea-Tac Airport in just a few clicks. Here are some of the most popular carriers with services between these airports:

  • Alaska Airlines - (AS) with 278 monthly flights
  • Delta Air Lines - (DL) with 182 monthly flights
  • American Airlines - (AA) with 82 monthly flights
  • United Airlines - (UA) with 26 monthly flights

Are Los Angeles Intl. Airport (LAX) to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from LAX to SEA can be hit-or-miss. It is possible to score a bargain, but you could also miss out completely! If you'd rather play it safe and start planning early on, Expedia compares flight deals up to a year in advance. Just remember that not all airlines list their prices so far in advance. Our advice? Check back often as updates are made regularly.

Explore a world of travel with Expedia

Seattle Flight Deals

Seattle Paine Field Intl. Airport

Los Angeles to Seattle Paine Field Intl. Airport
AU$240.70
Los Angeles Airports

Burbank

Hollywood Burbank to Seattle
AU$258.30

Ontario

Los Angeles - Ontario Intl. to Seattle
AU$274.50

Orange County

John Wayne to Seattle
AU$289.50
*Available to Expedia members.