$29 Cheap Flights from Los Angeles (LAX) to Seattle (SEA)

View $29 flight on Sat, Feb 28, 2026Opens in a new window

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

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Today's featured flight deals from Los Angeles Intl. (LAX) to Seattle-Tacoma International Airport (SEA)

Nonstop
Carry-on included
Lower price than typical

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

Prices were available within the past 7 days and start at $29 for one-way flights and $58 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Jan 10 - Sat, Jan 17
LAX
Los Angeles
SEA
Seattle
$58 Roundtrip, just found
$58
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Jan 10 from Los Angeles to Seattle, returning Sat, Jan 17, priced at $58 just found
Frontier Airlines
Thu, Jan 8 - Sat, Jan 17
LAX
Los Angeles
SEA
Seattle
$78 Roundtrip, just found
$78
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jan 8 from Los Angeles to Seattle, returning Sat, Jan 17, priced at $78 just found
Frontier Airlines
Sat, Jan 10 - Sun, Jan 11
LAX
Los Angeles
SEA
Seattle
$83 Roundtrip, just found
$83
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Jan 10 from Los Angeles to Seattle, returning Sun, Jan 11, priced at $83 just found
Frontier Airlines
Sun, Jan 18 - Thu, Jan 29
LAX
Los Angeles
SEA
Seattle
$88 Roundtrip, just found
$88
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Jan 18 from Los Angeles to Seattle, returning Thu, Jan 29, priced at $88 just found
Frontier Airlines
Thu, Feb 12 - Sat, Feb 21
LAX
Los Angeles
SEA
Seattle
$89 Roundtrip, found 1 hour ago
$89
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Feb 12 from Los Angeles to Seattle, returning Sat, Feb 21, priced at $89 found 1 hour ago
Frontier Airlines
Sat, Jan 17 - Thu, Jan 22
LAX
Los Angeles
SEA
Seattle
$93 Roundtrip, just found
$93
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Jan 17 from Los Angeles to Seattle, returning Thu, Jan 22, priced at $93 just found
Southwest Airlines
Tue, Jan 6 - Sat, Jan 10
LAX
Los Angeles
SEA
Seattle
$108 Roundtrip, found 1 hour ago
$108
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Jan 6 from Los Angeles to Seattle, returning Sat, Jan 10, priced at $108 found 1 hour ago
Alaska Airlines
Tue, Jan 13 - Sat, Jan 17
LAX
Los Angeles
SEA
Seattle
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Jan 13 from Los Angeles to Seattle, returning Sat, Jan 17, priced at $117 just found
United
Sat, Jan 17 - Wed, Jan 21
LAX
Los Angeles
SEA
Seattle
$139 Roundtrip, just found
$139
Roundtrip
just found
Select United flight, departing Sat, Jan 17 from Los Angeles to Seattle, returning Wed, Jan 21, priced at $139 just found
American Airlines
Sat, Jan 24 - Sat, Jan 31
LAX
Los Angeles
SEA
Seattle
$139 Roundtrip, found 5 hours ago
$139
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sat, Jan 24 from Los Angeles to Seattle, returning Sat, Jan 31, priced at $139 found 5 hours ago

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

January is typically the cheapest month to fly

From $48 - $168 per traveler.

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $264
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $264
Flights from Los Angeles (LAX) to Seattle (SEA)
Origin airport
Los Angeles Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$58
Distance
954 mi
Average flight time
2 hours 57 mins

Los Angeles to Seattle Flights

The cheapest times to fly from Los Angeles to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Los Angeles to Seattle are during the month of January. You can find some of the cheapest flights from Los Angeles to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Los Angeles to Seattle

Sunday is one of the best days to book for cheap flights from Los Angeles to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Los Angeles to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Los Angeles to Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from $29 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Los Angeles to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Los Angeles to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA) cost?
Secure a cheap one-way flight from $29 or cheap return flight from $58 from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
Flying in January can help you save, as it's the cheapest month for flights between LAX and SEA. You'll typically find the lowest prices during the off-season.
Which airlines fly direct from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
Take your pick of 6 carriers offering direct routes from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA). They are:

  • Alaska Airlines
  • Delta Air Lines
  • American Airlines
  • United Airlines
  • Frontier Airlines

What is the cheapest airline that flies from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
While prices can vary depending on your travel dates, budget airlines like LATAM Airlines and WestJet are often the most affordable options for flights between Los Angeles Intl. Airport (LAX) and Seattle - Tacoma Intl. Airport (SEA). Use Expedia's filter tool to compare carriers and find the one that offers the best deal for your LAX to SEA flight.
How many flights per day from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
With an average of 20 direct flights departing from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA) daily, you'll be up in the air in no time.
What are the most popular departure times for flights from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
More people fly between LAX and SEA at 2 PM than at any other time. Rather skip the crowds? Pick a flight outside the busiest times and you're likely to save on your ticket as well.
What day of the week has the most flights from LAX to SEA?
Jet off on a Thursday if you're looking for the largest selection of flights from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA).
What is the earliest flight from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
Los Angeles Intl. Airport (LAX)'s first flight to Seattle - Tacoma Intl. Airport (SEA) is at approximately 7:00AM UTC-8. With a travel time of 3h 5m, you'll land at around 10:05AM UTC-8.
How long does it take to fly from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
The average flight duration from LAX to SEA is 2 hours and 57 minutes, covering a total distance of 960 mi.
What airline has the least delays from LAX to SEA?
Consider traveling with China Eastern Airlines if you'd like to fly straight from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA) without any holdups. This carrier has the best track record for punctuality, with an on-time performance of 100%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
To land at Seattle - Tacoma Intl. Airport (SEA) without delays, select a flight that leaves from Los Angeles Intl. Airport (LAX) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Los Angeles Intl. Airport (LAX)?
You can arrive at Seattle - Tacoma Intl. Airport (SEA) or Snohomish County - Paine Field Airport (PAE) when traveling to Seattle on a direct flight from Los Angeles Intl. Airport (LAX).
Is it cheaper to buy a plane ticket from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Waiting until just before your trip to book a ticket from LAX to SEA generally means paying more. Although you may find some last-minute offers, they're not always guaranteed. Keep your travel schedule open for a better chance of landing a bargain.
Is it cheaper to book a LAX to SEA flight and hotel package?
You'll generally save money by booking a LAX to SEA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Los Angeles Intl. Airport (LAX) to Seattle - Tacoma Intl. Airport (SEA)?
If you booked your LAX to SEA flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.