How many flights depart from Los Angeles to Seattle on average per day?

As of September 2025, 101 flights take off from Los Angeles and land in Seattle each day. The most common flight departure time for this route is 19:00, with 42% of daily flights taking off at midday.

How many flights depart from Los Angeles to Seattle on average per week?

As of September 2025, there are 708 flights per week flying from Los Angeles to Seattle. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

What is the cheapest airline that flies from Los Angeles to Seattle/Tacoma Intl?

Southwest, United Airlines, and Alaska Airlines are the most popular carriers operating from Los Angeles to Seattle/Tacoma Intl

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?

As of September 2025, there is 1 operator available to choose from 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.

$117 Cheap Flights from Los Angeles to Seattle in 2025/26

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Find the cheapest flights from Los Angeles to Seattle

Round-trip

One-way

Last minute

Direct

Cheap return flights

06:56 - 07:33LAX-SEA

24h 37m1 stop

20:43 - 07:35SEA-LAX

10h 52m1 stop

$218Frontier

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Sat, 11 Oct - Wed, 22 Oct

05:30 - 11:55LAX-SEA

6h 25m1 stop

05:15 - 12:55SEA-LAX

7h 40m1 stop

$239Southwest

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Sat, 24 Jan - Sat, 7 Feb

05:30 - 13:05LAX-SEA

7h 35m2 stops

05:15 - 12:55SEA-LAX

7h 40m1 stop

$246Southwest

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Sat, 24 Jan - Sat, 7 Feb

09:00 - 11:56LAX-SEA

2h 56mdirect

17:26 - 20:11SEA-LAX

2h 45mdirect

$252United Airlines

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Sat, 18 Oct - Sat, 18 Oct

18:58 - 21:53LAX-SEA

2h 55mdirect

06:35 - 09:20SEA-LAX

2h 45mdirect

$266United Airlines

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Sat, 18 Oct - Sun, 19 Oct

09:35 - 12:40LAX-SEA

3h 05mdirect

18:41 - 21:29SEA-LAX

2h 48mdirect

$272American Airlines

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Wed, 29 Oct - Wed, 5 Nov

17:15 - 20:07LAX-SEA

2h 52mdirect

22:59 - 13:54SEA-LAX

14h 55m1 stop

$281Alaska Airlines

Find Deal

Wed, 22 Oct - Wed, 22 Oct

19:25 - 22:30LAX-SEA

3h 05mdirect

16:30 - 19:22SEA-LAX

2h 52mdirect

$296Alaska Airlines

Find Deal

Sat, 8 Nov - Tue, 11 Nov

18:05 - 21:02LAX-SEA

2h 57mdirect

12:58 - 09:33SEA-LAX

20h 35m1 stop

$300

Find Deal

Wed, 29 Oct - Wed, 5 Nov

06:56 - 07:33LAX-SEA

24h 37m1 stop

05:21 - 13:32SEA-LAX

8h 11m2 stops

$324

Find Deal

Sat, 11 Oct - Wed, 22 Oct

Alaska Airlines flights from Los Angeles to Seattle

Our best Alaska Airlines deals on Los Angeles to Seattle flight tickets

Alaska Airlines

22 Oct

LAX17:15Los Angeles

2h 52m

SEA20:07Seattle/Tacoma Intl

22 Oct

SEA22:59Seattle/Tacoma Intl

14h 55m

1 stop

LAX13:54Los Angeles

$281

Find similar

Alaska Airlines

8 Nov

LAX19:25Los Angeles

3h 05m

SEA22:30Seattle/Tacoma Intl

11 Nov

SEA16:30Seattle/Tacoma Intl

2h 52m

LAX19:22Los Angeles

$296

Find similar

Alaska Airlines

3 Mar

LAX18:07Los Angeles

12h 52m

1 stop

SEA06:59Seattle/Tacoma Intl

4 Mar

SEA09:45Seattle/Tacoma Intl

2h 44m

LAX12:29Los Angeles

$311

Find similar

Southwest flights from Los Angeles to Seattle

Our best Southwest deals on Los Angeles to Seattle flight tickets

Southwest

24 Jan

LAX05:30Los Angeles

6h 25m

1 stop

SEA11:55Seattle/Tacoma Intl

7 Feb

SEA05:15Seattle/Tacoma Intl

7h 40m

1 stop

LAX12:55Los Angeles

$239

Find similar

Southwest

24 Jan

LAX05:30Los Angeles

7h 35m

2 stops

SEA13:05Seattle/Tacoma Intl

7 Feb

SEA05:15Seattle/Tacoma Intl

7h 40m

1 stop

LAX12:55Los Angeles

$246

Find similar

Southwest

6 Dec

LAX13:55Los Angeles

6h 05m

1 stop

SEA20:00Seattle/Tacoma Intl

10 Dec

SEA08:10Seattle/Tacoma Intl

4h 10m

1 stop

LAX12:20Los Angeles

$275

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 11/10

06:56-07:33

1 stop24h 37m

Seattle/Tacoma Intl

Wed 22/10

20:43-07:35

1 stop10h 52m

$218

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 24/1

05:30-11:55

1 stop6h 25m

Seattle/Tacoma Intl

Sat 7/2

05:15-12:55

1 stop7h 40m

$239

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 24/1

05:30-13:05

2 stops7h 35m

Seattle/Tacoma Intl

Sat 7/2

05:15-12:55

1 stop7h 40m

$246

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 18/10

09:00-11:56

Nonstop2h 56m

Seattle/Tacoma Intl

Sat 18/10

17:26-20:11

Nonstop2h 45m

$252

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 18/10

18:58-21:53

Nonstop2h 55m

Seattle/Tacoma Intl

Sun 19/10

06:35-09:20

Nonstop2h 45m

$266

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 29/10

09:35-12:40

Nonstop3h 05m

Seattle/Tacoma Intl

Wed 5/11

18:41-21:29

Nonstop2h 48m

$272

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 22/10

17:15-20:07

Nonstop2h 52m

Seattle/Tacoma Intl

Wed 22/10

22:59-13:54

1 stop14h 55m

$281

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 8/11

19:25-22:30

Nonstop3h 05m

Seattle/Tacoma Intl

Tue 11/11

16:30-19:22

Nonstop2h 52m

$296

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 29/10

18:05-21:02

Nonstop2h 57m

Seattle/Tacoma Intl

Wed 5/11

12:58-09:33

1 stop20h 35m

$300

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 11/10

06:56-07:33

1 stop24h 37m

Seattle/Tacoma Intl

Wed 22/10

05:21-13:32

2 stops8h 11m

$324

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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

Prices

Airlines

Other information

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 $222. If you are unable to visit Seattle during the month of January, then departing from Los Angeles during the month February is also very affordable. Most momondo users find prices during this month for around $266.

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 Saturday. Travellers who choose to depart for Seattle on a Saturday will often find tickets for as low as $279. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Los Angeles to Seattle for around $546.

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 $337. 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 $692.

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 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $321 when searching weeks before you fly. 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 $285 on momondo.

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

There are 3 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.

Can stopping save me money on Los Angeles to Seattle flights?

No. A direct flight is the cheapest option for a flight between Los Angeles to Seattle.

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

As of September 2025, prices for Los Angeles to Seattle flights are approximately 13% more expensive 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

Fastest flight time	2h 49m
Direct flights	Every day
Airports in Seattle	1 airport

The fastest flight from Los Angeles to Seattle takes 2h 49m

Direct flights go from Los Angeles to Seattle every day.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

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 52m 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?
As of September 2025, there is 1 operator available to choose from 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?
Based on momondo bookings for flights between Los Angeles and Seattle, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 15.49% of the total bookings. Other popular models include Boeing 737-900 Passenger/BBJ3 (winglets) with 11.83%, Boeing 737 MAX 9 with 9.86%, and Airbus A320neo with 8.35%.
What is the most popular airline from Los Angeles to Seattle?
Based on momondo bookings for flights between Los Angeles and Seattle, the leading airline is Alaska Airlines, making up 100% of the total bookings.

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 Airlines	PriceFrom $274	Free cancellation	Rating 8.0 10,000 reviews		Search Alaska Airlines flights

Alaska Airlines Flights From Los Angeles to Seattle
Across 23 Alaska Airlines flights from Los Angeles to Seattle this week, the average price was $279, with the best Alaska Airlines deals starting from $183 round-trip. 10,000 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

Leavenworth

SeaTac

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.

An easier way to manage your Seattle trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from Los Angeles to Seattle from $128

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 14/1. 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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Big names, great deals

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Alaska Airlines flights from Los Angeles to Seattle

Our best Alaska Airlines deals on Los Angeles to Seattle flight tickets

Southwest flights from Los Angeles to Seattle

Our best Southwest deals on Los Angeles to Seattle flight tickets

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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?

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

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

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?

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

There are 3 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.

Can stopping save me money on Los Angeles to Seattle flights?

No. A direct flight is the cheapest option for a flight between Los Angeles to Seattle.

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

As of September 2025, prices for Los Angeles to Seattle flights are approximately 13% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Los Angeles to Seattle/Tacoma Intl?

Southwest, United Airlines, and Alaska Airlines are the most popular carriers operating from Los Angeles to Seattle/Tacoma Intl

How many flights depart from Los Angeles to Seattle on average per day?

As of September 2025, 101 flights take off from Los Angeles and land in Seattle each day. The most common flight departure time for this route is 19:00, with 42% of daily flights taking off at midday.

How many flights depart from Los Angeles to Seattle on average per week?

As of September 2025, there are 708 flights per week flying from Los Angeles to Seattle. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

When to book flights from Los Angeles to Seattle

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

Fastest flight time

Direct flights

Airports in Seattle

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

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

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?

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

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

Alaska Airlines Flights From Los Angeles to Seattle

Travelling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington