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Cheap flights from Los Angeles to Seattle from $122

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Seattle departing on 14/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Los Angeles to Seattle.
Frontier Logo
08:38 - 11:33LAX-SEA
2h 55mdirect
Frontier Logo
10:49 - 13:38SEA-LAX
2h 49mdirect
$141Frontier
Find Deal
Wed, 4 Jun - Sat, 7 Jun
 Logo
18:52 - 00:10LAX-SEA
5h 18m1 stop
 Logo
10:49 - 13:38SEA-LAX
2h 49mdirect
Wed, 4 Jun - Sat, 7 Jun
Spirit Airlines Logo
10:30 - 00:10LAX-SEA
13h 40m1 stop
Spirit Airlines Logo
06:00 - 14:06SEA-LAX
8h 06m1 stop
$216Spirit Airlines
Find Deal
Wed, 4 Jun - Sat, 7 Jun
Alaska Airlines Logo
06:00 - 08:56LAX-SEA
2h 56mdirect
Alaska Airlines Logo
12:00 - 14:46SEA-LAX
2h 46mdirect
$236Alaska Airlines
Find Deal
Wed, 4 Jun - Wed, 4 Jun
Delta Logo
20:15 - 23:17LAX-SEA
3h 02mdirect
Delta Logo
07:20 - 10:11SEA-LAX
2h 51mdirect
$245Delta
Find Deal
Tue, 3 Jun - Wed, 11 Jun
Delta Logo
09:45 - 12:42LAX-SEA
2h 57mdirect
Delta Logo
21:30 - 00:15SEA-LAX
2h 45mdirect
$261Delta
Find Deal
Tue, 10 Jun - Sun, 15 Jun
United Airlines Logo
19:07 - 21:58LAX-SEA
2h 51mdirect
United Airlines Logo
06:25 - 09:20SEA-LAX
2h 55mdirect
$262United Airlines
Find Deal
Sat, 14 Jun - Sat, 21 Jun
Alaska Airlines Logo
13:58 - 16:53LAX-SEA
2h 55mdirect
Alaska Airlines Logo
19:55 - 22:39SEA-LAX
2h 44mdirect
$269Alaska Airlines
Find Deal
Thu, 5 Jun - Thu, 5 Jun
United Airlines Logo
16:10 - 21:11LAX-SEA
5h 01m1 stop
United Airlines Logo
06:25 - 09:20SEA-LAX
2h 55mdirect
$272United Airlines
Find Deal
Mon, 16 Jun - Sat, 21 Jun
Spirit Airlines Logo
10:30 - 00:10LAX-SEA
13h 40m1 stop
Spirit Airlines Logo
15:20 - 21:15SEA-LAX
5h 55m1 stop
$281Spirit Airlines
Find Deal
Fri, 9 May - Thu, 22 May

United Airlines flights from Los Angeles to Seattle

Our best United Airlines deals on Los Angeles to Seattle flight tickets
United Airlines
14 June
LAX19:07Los Angeles
2h 51m
SEA21:58Seattle/Tacoma Intl
21 June
SEA06:25Seattle/Tacoma Intl
2h 55m
LAX09:20Los Angeles
United Airlines
16 June
LAX16:10Los Angeles
5h 01m
1 stop
SEA21:11Seattle/Tacoma Intl
21 June
SEA06:25Seattle/Tacoma Intl
2h 55m
LAX09:20Los Angeles
United Airlines
18 June
LAX19:07Los Angeles
2h 51m
SEA21:58Seattle/Tacoma Intl
28 June
SEA06:45Seattle/Tacoma Intl
2h 55m
LAX09:40Los Angeles

Delta flights from Los Angeles to Seattle

Our best Delta deals on Los Angeles to Seattle flight tickets
Delta
3 June
LAX20:15Los Angeles
3h 02m
SEA23:17Seattle/Tacoma Intl
11 June
SEA07:20Seattle/Tacoma Intl
2h 51m
LAX10:11Los Angeles
Delta
10 June
LAX09:45Los Angeles
2h 57m
SEA12:42Seattle/Tacoma Intl
15 June
SEA21:30Seattle/Tacoma Intl
2h 45m
LAX00:15Los Angeles
Delta
12 June
LAX14:15Los Angeles
2h 45m
SEA17:00Seattle/Tacoma Intl
16 June
SEA17:40Seattle/Tacoma Intl
2h 46m
LAX20:26Los Angeles

See travel insights to Seattle from

How to get the cheapest flight ticket from Los Angeles to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

The month of January is, on average, the cheapest month to fly to Seattle from Los Angeles, with most prices found around $233. If you are unable to visit Seattle during the month of January, then departing from Los Angeles during the month September is also very affordable. Most momondo users find prices during this month for around $275.

What is the cheapest day to depart on your flight to Seattle?

The cheapest day to depart from Los Angeles to Seattle is on a Thursday. Travellers who choose to depart for Seattle on a Thursday will often find tickets for as low as $285. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Los Angeles to Seattle for around $586.

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is in the afternoon. momondo users have found flights departing from Los Angeles to Seattle in the afternoon for as low as $306. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Seattle is in the evening when prices are around $586.

What is the cheapest Los Angeles to Seattle/Tacoma Intl flight route?

Fly from Los Angeles to Seattle/Tacoma Intl for the best Los Angeles - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Los Angeles when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $325 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Los Angeles for as low as $275 on momondo.

What cabin class options are available on Los Angeles to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Los Angeles to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Los Angeles to Seattle flight prices changed over time?

As of April 2025, prices for Los Angeles to Seattle flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Los Angeles to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Los Angeles to Seattle (LAX to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Seattle

Best price found

$122

Fastest flight time

2h 41m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Los Angeles in the past 72 hours is $122. The best return flight deal from Los Angeles to Seattle found on momondo in the last 72 hours is $141.
The fastest flight from Los Angeles to Seattle takes 2h 41m
Direct flights go from Los Angeles to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Los Angeles to Seattle/Tacoma Intl by plane?

    The distance between Los Angeles and Seattle/Tacoma Intl is about 1543.7 km. 2h 41m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Los Angeles Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Los Angeles Airport to Seattle/Tacoma Intl Airport are updated daily.

  • How many operators does momondo search for flights from Los Angeles Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Los Angeles Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Los Angeles to Seattle?

  • What is the most popular airline from Los Angeles to Seattle?


Best airlines flying from Los Angeles to Seattle

Compare and see reviews for airlines that fly from Los Angeles to Seattle with momondo
Airline
Rating
Free cancellation
Price
Alaska AirlinesPriceFrom $228Free cancellationRating
8.0
9,949 reviews
Search Alaska Airlines flights
DeltaPriceFrom $261Free cancellationRating
8.0
7,927 reviews
Search Delta flights
  • Alaska Airlines Flights From Los Angeles to Seattle

    Across 38 Alaska Airlines flights from Los Angeles to Seattle this week, the average price was $226, with the best Alaska Airlines deals starting from $146 round-trip. 9,949 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Delta Flights From Los Angeles to Seattle

    Across 7,927 Delta reviews on momondo, the average score is 8.0/10. Delta flies from Los Angeles to Seattle about 23 times each week, with ticket deals ranging from $167 to $177. Price data is based on momondo searches in the last 72 hours.


Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
SeaTac
Redmond

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to Seattle?

It is quick and easy to find Los Angeles to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from Los Angeles to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from Los Angeles which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Los Angeles to Seattle?

Once you have performed a search for Los Angeles to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Los Angeles to Seattle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seattle from Los Angeles. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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