$51 Cheap Flights from Seattle (SEA) to Los Angeles (LAX)

View $51 flight on Thu, Sep 25, 2025Opens in a new window

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

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

Nonstop
Carry-on included
Lower price than typical

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

Prices were available within the past 7 days and start at $51 for one-way flights and $82 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Nov 8 - Fri, Nov 14
SEA
Seattle
LAX
Los Angeles
$82 Roundtrip, found 6 hours ago
$82
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Sat, Nov 8 from Seattle to Los Angeles, returning Fri, Nov 14, priced at $82 found 6 hours ago
Frontier Airlines
Sat, Sep 20 - Sat, Sep 27
SEA
Seattle
LAX
Los Angeles
$94 Roundtrip, just found
$94
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Sep 20 from Seattle to Los Angeles, returning Sat, Sep 27, priced at $94 just found
Frontier Airlines
Fri, Oct 31 - Thu, Nov 6
SEA
Seattle
LAX
Los Angeles
$96 Roundtrip, found 14 hours ago
$96
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Fri, Oct 31 from Seattle to Los Angeles, returning Thu, Nov 6, priced at $96 found 14 hours ago
Frontier Airlines
Sat, Oct 4 - Wed, Oct 8
SEA
Seattle
LAX
Los Angeles
$98 Roundtrip, found 17 hours ago
$98
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Sat, Oct 4 from Seattle to Los Angeles, returning Wed, Oct 8, priced at $98 found 17 hours ago
Frontier Airlines
Sat, Sep 6 - Sat, Sep 13
SEA
Seattle
LAX
Los Angeles
$99 Roundtrip, just found
$99
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Sep 6 from Seattle to Los Angeles, returning Sat, Sep 13, priced at $99 just found
Frontier Airlines
Sat, Sep 20 - Sat, Oct 4
SEA
Seattle
LAX
Los Angeles
$104 Roundtrip, found 11 hours ago
$104
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Sat, Sep 20 from Seattle to Los Angeles, returning Sat, Oct 4, priced at $104 found 11 hours ago
United
Sat, Oct 4 - Sat, Oct 11
SEA
Seattle
LAX
Los Angeles
$133 Roundtrip, found 4 hours ago
$133
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Oct 4 from Seattle to Los Angeles, returning Sat, Oct 11, priced at $133 found 4 hours ago
American Airlines
Sat, Dec 6 - Sat, Dec 13
SEA
Seattle
LAX
Los Angeles
$157 Roundtrip, found 12 hours ago
$157
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Sat, Dec 6 from Seattle to Los Angeles, returning Sat, Dec 13, priced at $157 found 12 hours ago
Southwest Airlines
Sat, Oct 18 - Sat, Nov 1
SEA
Seattle
LAX
Los Angeles
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Southwest Airlines flight, departing Sat, Oct 18 from Seattle to Los Angeles, returning Sat, Nov 1, priced at $177 just found
Delta
Tue, Sep 23 - Tue, Oct 7
SEA
Seattle
LAX
Los Angeles
$197 Roundtrip, just found
$197
Roundtrip
just found
Select Delta flight, departing Tue, Sep 23 from Seattle to Los Angeles, returning Tue, Oct 7, priced at $197 just found

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

January is typically the cheapest month to fly

From $48 - $237 per traveler.

Graph displaying average flight prices per month

Alternative airports near Los Angeles

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

Select flight to Bob Hope BUR. Cheapest option available. Average driving time to city center is 18 minutes. Flights from $215
BUR
Bob Hope
Cheapest
Average driving time to city center18 min
Flights from $215
Select flight to Long Beach Municipal LGB. Average driving time to city center is 27 minutes. Flights from $277
LGB
Long Beach Municipal
Average driving time to city center27 min
Flights from $277
Flights from Seattle (SEA) to Los Angeles (LAX)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Los Angeles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$82
Distance
954 mi
Average flight time
2 hours 47 mins

Seattle to Los Angeles Flights

The cheapest times to fly from Seattle to Los Angeles

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 Seattle to Los Angeles are during the month of November. You can find some of the cheapest flights from Seattle to Los Angeles with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Seattle to Los Angeles: 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 Seattle to Los Angeles

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 Seattle to Los Angeles in 2025. You can also book with separate airlines for your outbound and return journeys, from $51 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 Seattle to Los Angeles 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 Seattle to Los Angeles 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 Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX) cost?
Grab a cheap one-way flight from $51 or cheap return flight from $82 from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX) 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 Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX)?
November is the most affordable month to fly from SEA to LAX. Timing your trip outside of the busy season is often the key to finding better deals on flights.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX)?
Pick from 6 airlines offering direct routes from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX). They include:

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

What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX)?
The cheapest airline to offer flights between Seattle - Tacoma Intl. Airport (SEA) and Los Angeles Intl. Airport (LAX) can vary based on when you want to travel. Frontier Airlines and Spirit Airlines are just some of your options offering reasonable prices. Use Expedia's filter tool to compare airlines in one place and find the right SEA to LAX flight that fits your budget.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX)?
When taking off from Seattle - Tacoma Intl. Airport (SEA), you'll have your pick from an average of 20 daily nonstop flights to Los Angeles Intl. Airport (LAX).
What are the most popular departure times for flights from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX)?
More passengers fly between SEA and LAX at 5 PM than at any other time. Rather go when it's quieter? Consider flying outside peak hours and it's possible you'll save on your fare as well.
What day of the week has the most flights from SEA to LAX?
Monday offers the most flights from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX). Consider leaving on this day and you'll have a greater chance of finding a departure that fits your itinerary.
What is the earliest flight from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX)?
The first flight of the day jetting off from Seattle - Tacoma Intl. Airport (SEA) is at around 6:00AM UTC-8. Hop on this flight and you'll touch down at Los Angeles Intl. Airport (LAX) at approximately 8:47AM UTC-8. The entire trip takes 2h 47m.
How long does it take to fly from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX)?
The average flight time from SEA to LAX is 2 hours and 48 minutes, covering a total distance of 960 mi.
What airline has the least delays from SEA to LAX?
With 100% of journeys usually arriving on time, Aeromexico has the best on-time performance for nonstop flights from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX). To monitor your flight status and get notified if anything changes, head to the Expedia App.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX)?
To avoid possible delays on the Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of being canceled.**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 Los Angeles from Seattle - Tacoma Intl. Airport (SEA)?
Take a direct flight from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles and touch down at any one of these hubs:

  • Los Angeles Intl. Airport (LAX)
  • John Wayne Airport (SNA)
  • Los Angeles - Ontario Intl. Airport (ONT)

Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX) last-minute?
Waiting until right before your break to book a ticket from SEA to LAX often results in higher prices. While you might find some last-minute offers, there's no guarantee. Allow some flexibility in your schedule for a better chance of landing a bargain.
Is it cheaper to book a SEA to LAX flight and hotel package?
Compared with arranging flights and hotels separately, booking a SEA to LAX flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place takes the hassle out of travel planning. Simply secure your flights and select from our extensive range of hotels, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles Intl. Airport (LAX)?
In most instances, you can modify or cancel your SEA to LAX flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want further information, go to our Customer Service portal.

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*Available to One Key members.