฿3,710 Cheap Flights from Los Angeles (LAX) to Seattle (SEA)

View ฿3,710 flight on Sat, 20 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 and start at ฿3,710 for one-way flights and ฿7,090 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 20 Sep - Sun, 21 Sep
LAX
Los Angeles
SEA
Seattle
฿7,090 Return, found 2 days ago
฿7,090
Return
found 2 days ago
Select Delta flight, departing Sat, 20 Sep from Los Angeles to Seattle, returning Sun, 21 Sep, priced at ฿7,090 found 2 days ago
Delta
Mon, 22 Sep - Mon, 29 Sep
LAX
Los Angeles
SEA
Seattle
฿7,720 Return, found 3 days ago
฿7,720
Return
found 3 days ago
Select Delta flight, departing Mon, 22 Sep from Los Angeles to Seattle, returning Mon, 29 Sep, priced at ฿7,720 found 3 days ago
Delta
Sat, 20 Sep - Sun, 21 Sep
LAX
Los Angeles
SEA
Seattle
฿7,745 Return, found 2 days ago
฿7,745
Return
found 2 days ago
Select Delta flight, departing Sat, 20 Sep from Los Angeles to Seattle, returning Sun, 21 Sep, priced at ฿7,745 found 2 days ago
United
Sat, 20 Sep - Sun, 21 Sep
LAX
Los Angeles
SEA
Seattle
฿8,070 Return, found 2 days ago
฿8,070
Return
found 2 days ago
Select United flight, departing Sat, 20 Sep from Los Angeles to Seattle, returning Sun, 21 Sep, priced at ฿8,070 found 2 days ago
United
Mon, 22 Sep - Mon, 29 Sep
LAX
Los Angeles
SEA
Seattle
฿8,695 Return, found 3 days ago
฿8,695
Return
found 3 days ago
Select United flight, departing Mon, 22 Sep from Los Angeles to Seattle, returning Mon, 29 Sep, priced at ฿8,695 found 3 days ago
American Airlines
Mon, 22 Sep - Mon, 29 Sep
LAX
Los Angeles
SEA
Seattle
฿8,700 Return, found 3 days ago
฿8,700
Return
found 3 days ago
Select American Airlines flight, departing Mon, 22 Sep from Los Angeles to Seattle, returning Mon, 29 Sep, priced at ฿8,700 found 3 days ago
Delta
Sat, 20 Sep - Sun, 21 Sep
LAX
Los Angeles
SEA
Seattle
฿8,725 Return, found 2 days ago
฿8,725
Return
found 2 days ago
Select Delta flight, departing Sat, 20 Sep from Los Angeles to Seattle, returning Sun, 21 Sep, priced at ฿8,725 found 2 days ago
Delta
Mon, 22 Sep - Mon, 29 Sep
LAX
Los Angeles
SEA
Seattle
฿8,860 Return, found 3 days ago
฿8,860
Return
found 3 days ago
Select Delta flight, departing Mon, 22 Sep from Los Angeles to Seattle, returning Mon, 29 Sep, priced at ฿8,860 found 3 days ago
United
Sat, 20 Sep - Sun, 21 Sep
LAX
Los Angeles
SEA
Seattle
฿9,045 Return, found 2 days ago
฿9,045
Return
found 2 days ago
Select United flight, departing Sat, 20 Sep from Los Angeles to Seattle, returning Sun, 21 Sep, priced at ฿9,045 found 2 days ago
Delta
Sun, 7 Sep - Tue, 9 Sep
LAX
Los Angeles
SEA
Seattle
฿9,345 Return, found 4 days ago
฿9,345
Return
found 4 days ago
Select Delta flight, departing Sun, 7 Sep from Los Angeles to Seattle, returning Tue, 9 Sep, priced at ฿9,345 found 4 days ago

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

January is typically the cheapest month to fly

From ฿1,562 - ฿7,716 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.
Return price
฿7,090
Distance
1527 km
Average flight time
2 hours 45 mins

Perfect flights from Los Angeles to Seattle

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Los Angeles to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Seattle, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Los Angeles Intl. to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿3,710 and roundtrip prices from ฿7,090. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Seattle - Tacoma Intl. and explore Seattle and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your LAX to SEA travel arrangements today and embark on the journey of a lifetime in Seattle.

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 ฿7,090. 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.

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