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

According to our data, Atlas Air have had the fewest 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 93 per day as of November 2025. The most frequent departure time is 19:00, with 37% of daily flights leaving at midday.

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.

How often are flights from Los Angeles to Seattle delayed?

Historically, on average around 9% 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 140 minutes.

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.

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

Southwest, Alaska Airlines, and Delta 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?

The number of flights available between Los Angeles and Seattle is 657 per week as of November 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

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?

The number of operators available for flights from Los Angeles Airport to Seattle/Tacoma Intl Airport is 2 as of November 2025.

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.

₹ 3,104 Cheap Flights from Los Angeles to Seattle in 2025/26

1 adult

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21:36 - 00:42LAX-SEA

3h 06mdirect

10:29 - 13:13SEA-LAX

2h 44mdirect

₹ 12,682Frontier

Find Deal

Mon, 22 Dec - Mon, 9 Feb

21:36 - 00:42LAX-SEA

3h 06mdirect

13:39 - 00:30SEA-LAX

10h 51m1 stop

₹ 12,770Frontier

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Mon, 22 Dec - Mon, 9 Feb

07:40 - 10:45LAX-SEA

3h 05mdirect

13:30 - 16:08SEA-LAX

2h 38mdirect

₹ 13,923Delta

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Wed, 17 Dec - Sat, 10 Jan

19:55 - 22:54LAX-SEA

2h 59mdirect

17:59 - 20:43SEA-LAX

2h 44mdirect

₹ 14,012Delta

Find Deal

Wed, 24 Dec - Tue, 30 Dec

17:30 - 21:50LAX-SEA

4h 20m1 stop

06:15 - 10:35SEA-LAX

4h 20m1 stop

₹ 14,101Southwest

Find Deal

Wed, 24 Dec - Thu, 1 Jan

16:15 - 21:00LAX-SEA

4h 45m1 stop

09:05 - 12:05SEA-LAX

3h 00mdirect

₹ 14,455United Airlines

Find Deal

Tue, 9 Dec - Tue, 16 Dec

07:25 - 11:35LAX-SEA

4h 10m1 stop

06:15 - 10:30SEA-LAX

4h 15m1 stop

₹ 15,253Southwest

Find Deal

Tue, 9 Dec - Wed, 10 Dec

13:55 - 18:55LAX-SEA

5h 00m1 stop

08:55 - 13:08SEA-LAX

4h 13m1 stop

₹ 15,608Alaska Airlines

Find Deal

Tue, 16 Dec - Tue, 6 Jan

11:06 - 16:58LAX-SEA

5h 52m1 stop

19:09 - 21:58SEA-LAX

2h 49mdirect

₹ 16,052Alaska Airlines

Find Deal

Tue, 6 Jan - Tue, 6 Jan

16:15 - 21:00LAX-SEA

4h 45m1 stop

13:05 - 19:17SEA-LAX

6h 12m1 stop

₹ 16,140United Airlines

Find Deal

Tue, 9 Dec - Tue, 16 Dec

Delta flights from Los Angeles to Seattle

Our best Delta deals on Los Angeles to Seattle flight tickets

Delta

17 Dec

LAX07:40Los Angeles

3h 05m

SEA10:45Seattle/Tacoma Intl

10 Jan

SEA13:30Seattle/Tacoma Intl

2h 38m

LAX16:08Los Angeles

₹ 13,923

Find similar

Delta

24 Dec

LAX19:55Los Angeles

2h 59m

SEA22:54Seattle/Tacoma Intl

30 Dec

SEA17:59Seattle/Tacoma Intl

2h 44m

LAX20:43Los Angeles

₹ 14,012

Find similar

Delta

19 Dec

LAX07:40Los Angeles

3h 05m

SEA10:45Seattle/Tacoma Intl

7 Jan

SEA10:20Seattle/Tacoma Intl

2h 42m

LAX13:02Los Angeles

₹ 14,810

Find similar

Southwest flights from Los Angeles to Seattle

Our best Southwest deals on Los Angeles to Seattle flight tickets

Southwest

24 Dec

LAX17:30Los Angeles

4h 20m

1 stop

SEA21:50Seattle/Tacoma Intl

1 Jan

SEA06:15Seattle/Tacoma Intl

4h 20m

1 stop

LAX10:35Los Angeles

₹ 14,101

Find similar

Southwest

9 Dec

LAX07:25Los Angeles

4h 10m

1 stop

SEA11:35Seattle/Tacoma Intl

10 Dec

SEA06:15Seattle/Tacoma Intl

4h 15m

1 stop

LAX10:30Los Angeles

₹ 15,253

Find similar

Southwest

25 Jan

LAX05:00Los Angeles

8h 30m

1 stop

SEA13:30Seattle/Tacoma Intl

28 Jan

SEA11:20Seattle/Tacoma Intl

3h 55m

1 stop

LAX15:15Los Angeles

₹ 15,342

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Fly from

Fly to

Route

Depart

Return

Price

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Mon 22/12

21:36-00:42

Nonstop3h 06m

Seattle/Tacoma Intl

Mon 9/2

10:29-13:13

Nonstop2h 44m

₹ 12,682

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Mon 22/12

21:36-00:42

Nonstop3h 06m

Seattle/Tacoma Intl

Mon 9/2

13:39-00:30

1 stop10h 51m

₹ 12,770

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 17/12

07:40-10:45

Nonstop3h 05m

Seattle/Tacoma Intl

Sat 10/1

13:30-16:08

Nonstop2h 38m

₹ 13,923

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 24/12

19:55-22:54

Nonstop2h 59m

Seattle/Tacoma Intl

Tue 30/12

17:59-20:43

Nonstop2h 44m

₹ 14,012

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 24/12

17:30-21:50

1 stop4h 20m

Seattle/Tacoma Intl

Thu 1/1

06:15-10:35

1 stop4h 20m

₹ 14,101

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Tue 9/12

16:15-21:00

1 stop4h 45m

Seattle/Tacoma Intl

Tue 16/12

09:05-12:05

Nonstop3h 00m

₹ 14,455

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Tue 9/12

07:25-11:35

1 stop4h 10m

Seattle/Tacoma Intl

Wed 10/12

06:15-10:30

1 stop4h 15m

₹ 15,253

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Tue 16/12

13:55-18:55

1 stop5h 00m

Seattle/Tacoma Intl

Tue 6/1

08:55-13:08

1 stop4h 13m

₹ 15,608

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Tue 6/1

11:06-16:58

1 stop5h 52m

Seattle/Tacoma Intl

Tue 6/1

19:09-21:58

Nonstop2h 49m

₹ 16,052

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Tue 9/12

16:15-21:00

1 stop4h 45m

Seattle/Tacoma Intl

Tue 16/12

13:05-19:17

1 stop6h 12m

₹ 16,140

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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 during the month of January, then book flights to Seattle from Los Angeles during February instead. Flights to Seattle in February, while not as cheap as those in January, still average around ₹ 16,229.

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 ₹ 10,305. Flights from Los Angeles to Seattle on a Saturday will generally be more expensive and average around ₹ 30,325. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Los Angeles to Seattle flights are usually those with departure times in the afternoon. Our users have found flights to Seattle in the afternoon for as low as ₹ 15,667. Try not to purchase tickets at midday because they tend to be around ₹ 32,357. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 ₹ 19,481 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 ₹ 16,850 on momondo.

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

There are 2 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 November 2025, prices for Los Angeles to Seattle flights are approximately 3% 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

Fastest flight time	2h 53m
Direct flights	Every day
Airports in Seattle	1 airport

The fastest flight from Los Angeles to Seattle takes 2h 53m

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?
A flight from Los Angeles to Seattle/Tacoma Intl will travel around 1543.7 km. By plane, this route typically takes 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 updated daily.
How many operators does momondo search for flights from Los Angeles Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Los Angeles Airport to Seattle/Tacoma Intl Airport is 2 as of November 2025.
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%.
What is the most popular airline from Los Angeles to Seattle?
momondo data reveals that the most frequently booked airline on the route from Los Angeles to Seattle is Alaska Airlines, representing 57% of all bookings. The subsequent popular airline is Frontier at 43%.

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
Frontier	PriceFrom ₹ 6,833	Free Cancellation	Rating 5.8 3,113 reviews		Search Frontier flights
Alaska Airlines	PriceFrom ₹ 10,305	Free Cancellation	Rating 8.0 11,267 reviews		Search Alaska Airlines flights

Alaska Airlines Flights From Los Angeles to Seattle
Alaska Airlines is one of the most popular airlines flying from Los Angeles to Seattle, operating 19 flights/week on average for this route. A good Alaska Airlines flight deal for Los Angeles to Seattle starts from ₹ 10,305 round-trip, up to an average price of ₹ 20,096. Our users have rated Alaska Airlines at 8.0/10.

Lacey

Port Orchard

Tacoma

Olympia

SeaTac

Leavenworth

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Los Angeles to Seattle. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Los Angeles to Seattle flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Los Angeles and alert you when they change.

An easier way to manage your Seattle trip

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Cheap flights from Los Angeles to Seattle from ₹ 6,651

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 13/1. 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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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 during the month of January, then book flights to Seattle from Los Angeles during February instead. Flights to Seattle in February, while not as cheap as those in January, still average around ₹ 16,229.

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 2 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 November 2025, prices for Los Angeles to Seattle flights are approximately 3% 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, Alaska Airlines, and Delta 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 9% 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 140 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 have had the fewest 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 93 per day as of November 2025. The most frequent departure time is 19:00, with 37% of daily flights leaving at midday.

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

The number of flights available between Los Angeles and Seattle is 657 per week as of November 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving 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