$49 Cheap Flights from Los Angeles (LAX) to Seattle (SEA)

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

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

Prices were available within the past 7 days and start at $49 for one-way flights and $98 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Spirit Airlines
United
Alaska Airlines
American Airlines

Frequently asked questions

How long does it take to fly from LAX to SEA?
Book a fare with Alaska Airlines and you’ll be in the air for around 2 hours and 46 minutes. This leading carrier has a direct flight that departs at 9:13PM from LAX and reaches Sea-Tac Airport at 11:59PM. Expedia has some amazing flight deals, so find out what’s on offer on this route today.
Is it cheaper to buy a plane ticket from LAX to SEA last minute?
Being a spontaneous soul is a wonderful way to travel, but it’s not always the wisest way to grab a cheap fare. It’s better to book your LAX to Sea-Tac Airport trip well ahead of time instead of leaving it to the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneous side for when you’re discovering Sea-Tac Airport!
What airline has the least delays from LAX to Seattle - Tacoma Intl. Airport (SEA)?
If you don’t want to be stuck in the departure lounge — or worse, have your vacation ruined due to a flight delay — go with Delta Air Lines. Around 87% of its LAX to Sea-Tac Airport services get in on schedule. You can review your flight status before you even get to the airport through the free Expedia App. It also delivers real-time alerts about other vital info, such as last-minute gate changes and how to reach your hotel. Keep all the details in your pocket with this all-in-one travel companion.
What airports do you fly into for Seattle from Los Angeles?
From Los Angeles, you can connect to Seattle through Seattle - Tacoma Intl. Airport (SEA), Renton Municipal Airport (RNT) and Boeing Field Airport (BFI). It’s a good idea to check which airport is more convenient for you before you make a decision. If you opt for Seattle - Tacoma Intl. Airport (SEA), it’s around 12 mi south of the downtown area. Use the dough you save when booking your airfare with Expedia to enjoy the city’s awesome sights, such as Space Needle and Pike Place Market.
What are the most popular departure times for flights from LAX to Sea-Tac Airport?
The most popular departure times for trips from LAX to Seattle - Tacoma Intl. Airport (SEA) fall between 7:00 AM - 8:00 AM on Delta Air Lines. One helpful tip is to depart in the morning. The earlier you fly, the better your chances of a delay-free flight with lighter air traffic in the sky.
Can I change the date of my flight from LAX to SEA?
You can quickly make changes to your LAX to SEA flight by logging in to the Expedia Trips portal. But before you begin, browse the rules and conditions in your itinerary to learn what the carrier will allow you to do and if any charges apply. Some carriers charge a change fee per person, plus any difference in prices. But if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also browse our Customer Service portal to find the answers to your questions and to chat with our Virtual Agent.
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