What is the most punctual flight time for Los Angeles to Seattle flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

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

Southwest and United 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 week?

As of November 2025, there are 597 flights per week flying from Los Angeles to Seattle. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

How often are flights from Los Angeles to Seattle delayed?

Historically, on average around 11% of flights between Los Angeles and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 144 minutes.

Which airline has the best punctuality record on Los Angeles to Seattle flights?

According to our data, Atlas Air has had the lowest number of delays on this route over the last 12 months, with no flights being classified as delayed.

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

The number of flights available between Los Angeles and Seattle is 85 per day as of November 2025. The most frequent departure time is 7:00p.m., with 37% of daily flights leaving at noon.

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 refreshed on a daily basis.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 license 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.

C$ 91 Cheap Flights from Los Angeles to Seattle in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:36 p.m. - 12:42 a.m.LAX-SEA

3h 06mdirect

1:25 p.m. - 4:14 p.m.SEA-LAX

26h 49m1 stop

C$ 185Frontier

Find Deal

Fri, 19 Dec - Sun, 28 Dec

4:25 p.m. - 7:33 p.m.LAX-SEA

3h 08mdirect

8:45 a.m. - 11:53 a.m.SEA-LAX

3h 08mdirect

C$ 195United Airlines

Find Deal

Sat, 14 Feb - Sat, 21 Feb

8:46 a.m. - 11:55 a.m.LAX-SEA

3h 09mdirect

9:00 a.m. - 11:59 a.m.SEA-LAX

2h 59mdirect

C$ 208United Airlines

Find Deal

Wed, 17 Dec - Wed, 7 Jan

8:25 a.m. - 12:40 p.m.LAX-SEA

4h 15m1 stop

12:45 p.m. - 4:55 p.m.SEA-LAX

4h 10m1 stop

C$ 211Southwest

Find Deal

Sat, 17 Jan - Tue, 20 Jan

9:15 a.m. - 6:53 p.m.LAX-SEA

9h 38m1 stop

1:25 p.m. - 4:14 p.m.SEA-LAX

26h 49m1 stop

C$ 215Frontier

Find Deal

Fri, 19 Dec - Sun, 28 Dec

4:15 p.m. - 9:00 p.m.LAX-SEA

4h 45m1 stop

9:00 a.m. - 11:59 a.m.SEA-LAX

2h 59mdirect

C$ 216United Airlines

Find Deal

Wed, 17 Dec - Wed, 7 Jan

11:40 a.m. - 2:44 p.m.LAX-SEA

3h 04mdirect

12:45 p.m. - 3:29 p.m.SEA-LAX

2h 44mdirect

C$ 220Delta

Find Deal

Wed, 10 Dec - Wed, 17 Dec

8:37 p.m. - 11:47 p.m.LAX-SEA

3h 10mdirect

9:00 a.m. - 11:59 a.m.SEA-LAX

2h 59mdirect

C$ 222United Airlines

Find Deal

Sat, 10 Jan - Thu, 15 Jan

7:25 a.m. - 11:35 a.m.LAX-SEA

4h 10m1 stop

12:45 p.m. - 4:55 p.m.SEA-LAX

4h 10m1 stop

C$ 223Southwest

Find Deal

Wed, 17 Dec - Wed, 7 Jan

2:30 p.m. - 6:35 p.m.LAX-SEA

4h 05m1 stop

11:20 a.m. - 6:35 p.m.SEA-LAX

7h 15m2 stops

C$ 225Southwest

Find Deal

Wed, 7 Jan - Wed, 14 Jan

Alaska Airlines flights from Los Angeles to Seattle

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

Alaska Airlines

9 Dec

LAX9:00 a.m.Los Angeles

7h 36m

1 stop

SEA4:36 p.m.Seattle/Tacoma Intl

13 Dec

SEA5:59 p.m.Seattle/Tacoma Intl

2h 47m

LAX8:46 p.m.Los Angeles

C$ 234

Find similar

Alaska Airlines

9 Dec

LAX10:27 p.m.Los Angeles

12h 32m

1 stop

SEA10:59 a.m.Seattle/Tacoma Intl

10 Dec

SEA8:18 p.m.Seattle/Tacoma Intl

18h 42m

1 stop

LAX3:00 p.m.Los Angeles

C$ 240

Find similar

Alaska Airlines

13 Dec

LAX7:00 a.m.Los Angeles

4h 49m

1 stop

SEA11:49 a.m.Seattle/Tacoma Intl

17 Dec

SEA8:25 a.m.Seattle/Tacoma Intl

4h 30m

1 stop

LAX12:55 p.m.Los Angeles

C$ 247

Find similar

United Airlines flights from Los Angeles to Seattle

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

United Airlines

14 Feb

LAX4:25 p.m.Los Angeles

3h 08m

SEA7:33 p.m.Seattle/Tacoma Intl

21 Feb

SEA8:45 a.m.Seattle/Tacoma Intl

3h 08m

LAX11:53 a.m.Los Angeles

C$ 195

Find similar

United Airlines

17 Dec

LAX8:46 a.m.Los Angeles

3h 09m

SEA11:55 a.m.Seattle/Tacoma Intl

7 Jan

SEA9:00 a.m.Seattle/Tacoma Intl

2h 59m

LAX11:59 a.m.Los Angeles

C$ 208

Find similar

United Airlines

17 Dec

LAX4:15 p.m.Los Angeles

4h 45m

1 stop

SEA9:00 p.m.Seattle/Tacoma Intl

7 Jan

SEA9:00 a.m.Seattle/Tacoma Intl

2h 59m

LAX11:59 a.m.Los Angeles

C$ 216

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Fri 19/12

9:36 p.m.-12:42 a.m.

Nonstop3h 06m

Seattle/Tacoma Intl

Sun 28/12

1:25 p.m.-4:14 p.m.

1 stop26h 49m

C$ 185

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 14/2

4:25 p.m.-7:33 p.m.

Nonstop3h 08m

Seattle/Tacoma Intl

Sat 21/2

8:45 a.m.-11:53 a.m.

Nonstop3h 08m

C$ 195

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 17/12

8:46 a.m.-11:55 a.m.

Nonstop3h 09m

Seattle/Tacoma Intl

Wed 7/1

9:00 a.m.-11:59 a.m.

Nonstop2h 59m

C$ 208

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 17/1

8:25 a.m.-12:40 p.m.

1 stop4h 15m

Seattle/Tacoma Intl

Tue 20/1

12:45 p.m.-4:55 p.m.

1 stop4h 10m

C$ 210

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Fri 19/12

9:15 a.m.-6:53 p.m.

1 stop9h 38m

Seattle/Tacoma Intl

Sun 28/12

1:25 p.m.-4:14 p.m.

1 stop26h 49m

C$ 215

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 17/12

4:15 p.m.-9:00 p.m.

1 stop4h 45m

Seattle/Tacoma Intl

Wed 7/1

9:00 a.m.-11:59 a.m.

Nonstop2h 59m

C$ 216

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 10/12

11:40 a.m.-2:44 p.m.

Nonstop3h 04m

Seattle/Tacoma Intl

Wed 17/12

12:45 p.m.-3:29 p.m.

Nonstop2h 44m

C$ 220

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 10/1

8:37 p.m.-11:47 p.m.

Nonstop3h 10m

Seattle/Tacoma Intl

Thu 15/1

9:00 a.m.-11:59 a.m.

Nonstop2h 59m

C$ 222

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 17/12

7:25 a.m.-11:35 a.m.

1 stop4h 10m

Seattle/Tacoma Intl

Wed 7/1

12:45 p.m.-4:55 p.m.

1 stop4h 10m

C$ 223

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 7/1

2:30 p.m.-6:35 p.m.

1 stop4h 05m

Seattle/Tacoma Intl

Wed 14/1

11:20 a.m.-6:35 p.m.

2 stops7h 15m

C$ 225

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Delays

Other information

What is the cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 255.

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

Our data shows that Sunday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 202. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around C$ 985. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

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

Our most recent data shows that the best time of day to fly to Seattle is at noon. Flights from Los Angeles to Seattle during this time can be as low as C$ 231. Flights in the morning are often more expensive with an average ticket price of C$ 473.

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 C$ 309 when searching 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 C$ 265 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.

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

You could potentially save up to 21% on your flight if you consider stops on a Los Angeles to Seattle flight.

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

As of November 2025, prices for Los Angeles to Seattle flights are approximately 4% 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 round-trip 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	C$ 192
Fastest flight time	2h 50m
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 C$ 192. The best round-trip flight deal from Los Angeles to Seattle found on momondo in the last 72 hours is C$ 202.

The fastest flight from Los Angeles to Seattle takes 2h 50m

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. In terms of flight time, this usually takes a little over 2h 56m.
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 refreshed on a daily basis.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 license 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?
momondo data reveals that the most frequently booked plane model on the route from Los Angeles to Seattle is Boeing 737-800 Passenger/BBJ2 (winglets), representing 14.41% of all bookings. The subsequent popular models are Boeing 737-900 Passenger/BBJ3 (winglets) at 10.76%, Airbus A320neo at 9.04%, and Boeing 737-900 at 8.37%.

Leavenworth

Lynnwood

Marysville

Tacoma

SeaTac

Kirkland

Olympia

Ocean Shores

Redmond

Ellensburg

Gig Harbor

Renton

Mukilteo

Cle Elum

Centralia

Federal Way

Shelton

Puyallup

Lakewood

Kent

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?

Yes. momondo enables you to select and highlight flights to Seattle from Los Angeles with this policy.

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

momondo provides multiple filters to help you find the best flight to Seattle from Los Angeles. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Los Angeles to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Los Angeles to Seattle from C$ 95

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 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Los Angeles to Seattle

Cheap round-trip flights

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Cheap last-minute flights

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Alaska Airlines flights from Los Angeles to Seattle

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

United Airlines flights from Los Angeles to Seattle

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

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Use the filters below to find and compare flights from Los Angeles to Seattle that are best for you.

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?

If you aren’t able to travel to Seattle during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 255.

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?

Our most recent data shows that the best time of day to fly to Seattle is at noon. Flights from Los Angeles to Seattle during this time can be as low as C$ 231. Flights in the morning are often more expensive with an average ticket price of C$ 473.

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 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.

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

You could potentially save up to 21% on your flight if you consider stops on a Los Angeles to Seattle flight.

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

As of November 2025, prices for Los Angeles to Seattle flights are approximately 4% cheaper 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 and United Airlines are the most popular carriers operating from Los Angeles to Seattle/Tacoma Intl

How often are flights from Los Angeles to Seattle delayed?

Historically, on average around 11% of flights between Los Angeles and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 144 minutes.

What is the most punctual flight time for Los Angeles to Seattle flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Los Angeles to Seattle flights?

According to our data, Atlas Air has had the lowest number of delays on this route over the last 12 months, with no flights being classified as delayed.

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

The number of flights available between Los Angeles and Seattle is 85 per day as of November 2025. The most frequent departure time is 7:00p.m., with 37% of daily flights leaving at noon.

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

As of November 2025, there are 597 flights per week flying from Los Angeles to Seattle. The most common day of the week flights depart is Mon, with 19% 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

Best price found

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 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?

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, organize 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