How often are flights from Seattle to Los Angeles delayed?

About 11% of weekly flights between Seattle and Los Angeles have experienced delays in the past year, with the average delay time being 140 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

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

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, United Airlines have had the lowest number of delays on this route, with just 6% of flights being delayed.

How popular is this Seattle to Los Angeles flight route?

Flights from Seattle/Tacoma Intl to Los Angeles Los Angeles have been viewed 5 times in the past calendar month.

How long is the flight from Seattle to Los Angeles?

For as low as £168, Southwest can have you in Los Angeles from Seattle in 2h 40m. There are 954 mi between Seattle and Los Angeles. This flight may include one or multiple stops.

What are the cheapest airlines flying from Seattle to Los Angeles round-trip?

Flying on Frontier is currently your cheapest option to Los Angeles, with prices starting at £60. Another option worth looking into is Alaska Airlines, starting at £149 return. These flights start at 66% lower than the current average price 3 months from now.

Weekly flight availability from Seattle to Los Angeles

The most flights from SEA to LAX are scheduled on a Monday (104 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (53 on average).

In terms of precipitation, rainfall in Los Angeles ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit Los Angeles when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Los Angeles, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What are the cheapest flights from Seattle to Los Angeles?

The cheapest flight price from Seattle to Los Angeles is £64. On average you can expect to pay £64. The most popular route, (Seattle/Tacoma Intl - Los Angeles Los Angeles), can usually be booked for £90.

What are the most reliable airlines from Seattle to Los Angeles?

The top 3 most reliable airlines when flying from Seattle to Los Angeles are ITA Airways (100%), Air China (97%) and China Eastern (95%).

What airports do I use to fly from Seattle to Los Angeles?

If you book a flight from Seattle to Los Angeles, you will be flying from Seattle/Tacoma Intl to Los Angeles. Flights to Los Angeles Los Angeles (LAX) from Seattle/Tacoma Intl (SEA) take 2h 47m for a nonstop flight. There are 76 flights from Seattle/Tacoma Intl to Los Angeles per day from 2 airlines.

Can I find deals for flights from Seattle to Los Angeles that include hotel bookings?

Yes. In addition to deals on Seattle to Los Angeles flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Seattle to Los Angeles?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Los Angeles.

Can I find deals for business class flights from Seattle to Los Angeles?

Yes. Cheapflights offers flight deals from Seattle to Los Angeles by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£58+ Cheap Flights from Seattle to Los Angeles

Q: How much does it cost for a return flight from Seattle to Los Angeles?

Airfare is below average for this route at the moment. Seattle to Los Angeles flights typically cost between £197 and £97 in June. The cheapest return flight price found within the last 3 days was £72 on Frontier (1 Jun-3 Jun).

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Los Angeles Los Angeles are usually found in May or March, booked 84 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap flight deals from Seattle to Los Angeles

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Seattle to Los Angeles
Explore the most affordable flight options available from Seattle to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 April 2026.

Mon 1/611:21

SEA

LAX

Nonstop2h 57m

Frontier

Wed 3/615:15

LAX

SEA

Nonstop3h 20m

Frontier

Deal found 27/4£72

Mon 1/611:21

SEA

LAX

Nonstop2h 57m

Frontier

Thu 4/615:15

LAX

SEA

Nonstop3h 20m

Frontier

Deal found 23/4£80

Fri 3/717:48

SEA

LAX

Nonstop2h 46m

Delta

Mon 6/719:27

LAX

SEA

Nonstop2h 52m

Delta

Deal found 22/4£101

Sat 6/617:04

SEA

LAX

Nonstop2h 49m

United Airlines

Thu 11/619:06

LAX

SEA

Nonstop2h 53m

United Airlines

Deal found 22/4£114

Sat 6/611:10

SEA

LAX

1 stop6h 00m

Southwest

Thu 11/619:30

LAX

SEA

1 stop6h 10m

Southwest

Deal found 22/4£116

Fri 26/607:35

SEA

LAX

1 stop6h 10m

Southwest

Sun 28/617:00

LAX

SEA

1 stop8h 10m

Southwest

Deal found 23/4£120

Wed 20/517:45

SEA

LAX

Nonstop2h 44m

United Airlines

Wed 27/509:10

LAX

SEA

1 stop5h 20m

United Airlines

Deal found 22/4£123

Sat 23/521:20

SEA

LAX

Nonstop2h 35m

Delta

Wed 27/512:10

LAX

SEA

Nonstop2h 55m

Delta

Deal found 27/4£131

Tue 9/605:15

SEA

LAX

1 stop6h 00m

Southwest

Tue 9/619:40

LAX

SEA

1 stop5h 00m

Southwest

Deal found 22/4£132

Find flight deals from Seattle to Los Angeles

Round-trip from	£72
One-way from	£58
Popular in	December
Cheapest in	May
Average price	£190
Good round-trip deal	£64 or less

Frontier
1/6-3/6
Nonstop
6h 17m total
Seattle to Los Angeles

Search Deals

Southwest
11/6
1 total stop
4h 10m total
Seattle to Los Angeles

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£7 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2026

Search Deals

Price to beat on a round-trip flight from Seattle/Tacoma Intl to Los Angeles Los Angeles.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 6/6

11:10-17:10

1 stop6h 00m

Los Angeles Los Angeles

Sat 13/6

20:30-01:10

1 stop4h 40m

£116

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Fri 26/6

17:35-22:10

1 stop4h 35m

Los Angeles Los Angeles

Sun 28/6

17:00-01:10

1 stop8h 10m

£120

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Wed 13/5

15:00-17:40

Nonstop2h 40m

Los Angeles Los Angeles

Sun 17/5

09:25-12:23

Nonstop2h 58m

£168

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Fri 4/9

18:51-21:40

Nonstop2h 49m

Los Angeles Los Angeles

Mon 7/9

19:05-21:56

Nonstop2h 51m

£182

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Fri 22/5

20:15-23:05

Nonstop2h 50m

Los Angeles Los Angeles

Wed 27/5

13:39-16:36

Nonstop2h 57m

£182

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Fri 28/8

18:51-21:40

Nonstop2h 49m

Los Angeles Los Angeles

Sun 30/8

19:05-21:56

Nonstop2h 51m

£182

Fastest return journey

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 25/7

06:30-09:14

Nonstop2h 44m

Los Angeles Los Angeles

Sat 15/8

19:05-21:56

Nonstop2h 51m

£182

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 18/6

06:30-09:14

Nonstop2h 44m

Los Angeles Los Angeles

Mon 22/6

18:45-01:29

1 stop6h 44m

£190

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 3/9

19:35-00:31

1 stop4h 56m

Los Angeles Los Angeles

Sun 6/9

19:05-21:56

Nonstop2h 51m

£190

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 17/9

07:06-12:01

1 stop4h 55m

Los Angeles Los Angeles

Sun 20/9

19:05-21:56

Nonstop2h 51m

£190

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 23 resultsSorted by cheapest first

Best time to book a flight from Seattle to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles from Seattle with our price prediction graph.

SEA-LAX

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Los Angeles

Prices

Airlines

Delays

How far ahead should I book a flight from Seattle to Los Angeles?

The price you pay for your flight from Seattle to Los Angeles may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Los Angeles?

Currently, May is the cheapest month in which you can book a flight from Seattle to Los Angeles (average of £141). Flying from Seattle to Los Angeles in December is currently the most expensive (average of £205). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to LAX?

It’s typically best to fly out from Seattle to Los Angeles in the afternoon. Doing so could potentially save you 82% on the flight price compared to flying at midday, which is usually more expensive.

How much does it cost for a return flight from Seattle to Los Angeles?

Reviews of airlines servicing Los Angeles

Check out reviews from past customers who have flown with Alaska Airlines and Frontier from Seattle to Los Angeles to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

7.9

Good

12,295 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Alaska Airlines

7.9

Good

12,295 reviews

Alaska Airlines

7.9

Good

12,295 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Frontier

5.6

Fair

2,974 reviews

Alaska Airlines

7.9

Good

12,295 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

What airports do I use to fly from Seattle to Los Angeles?
If you book a flight from Seattle to Los Angeles, you will be flying from Seattle/Tacoma Intl to Los Angeles. Flights to Los Angeles Los Angeles (LAX) from Seattle/Tacoma Intl (SEA) take 2h 47m for a nonstop flight. There are 76 flights from Seattle/Tacoma Intl to Los Angeles per day from 2 airlines.
How popular is this Seattle to Los Angeles flight route?
Flights from Seattle/Tacoma Intl to Los Angeles Los Angeles have been viewed 5 times in the past calendar month.
How long is the flight from Seattle to Los Angeles?
For as low as £168, Southwest can have you in Los Angeles from Seattle in 2h 40m. There are 954 mi between Seattle and Los Angeles. This flight may include one or multiple stops.
What are the cheapest airlines flying from Seattle to Los Angeles round-trip?
Flying on Frontier is currently your cheapest option to Los Angeles, with prices starting at £60. Another option worth looking into is Alaska Airlines, starting at £149 return. These flights start at 66% lower than the current average price 3 months from now.
What are the most reliable airlines from Seattle to Los Angeles?
The top 3 most reliable airlines when flying from Seattle to Los Angeles are ITA Airways (100%), Air China (97%) and China Eastern (95%).
What are the cheapest flights from Seattle to Los Angeles?
The cheapest flight price from Seattle to Los Angeles is £64. On average you can expect to pay £64. The most popular route, (Seattle/Tacoma Intl - Los Angeles Los Angeles), can usually be booked for £90.
Can I find deals for flights from Seattle to Los Angeles that include hotel bookings?
Yes. In addition to deals on Seattle to Los Angeles flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Seattle to Los Angeles?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Los Angeles.
Can I find deals for business class flights from Seattle to Los Angeles?
Yes. Cheapflights offers flight deals from Seattle to Los Angeles by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to Los Angeles?
Currently, May is the cheapest month in which you can book a flight from Seattle to Los Angeles (average of £141). Flying from Seattle to Los Angeles in December is currently the most expensive (average of £205). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Seattle to Los Angeles

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest£60	Average£79	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
Alaska Airlines	Cheapest£149	Average£174	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Los Angeles from Seattle.

Can Cheapflights find flights from Seattle to Los Angeles with no change fees?

Need flexible booking options for your flight to Los Angeles from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Cheap flights from Seattle to Los Angeles from £58

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Seattle to Los Angeles

Cheapest flights from Seattle to Los AngelesExplore the most affordable flight options available from Seattle to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 April 2026.

Explore the most affordable flight options available from Seattle to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 April 2026.

Best flights from Seattle to Los AngelesDiscover carefully curated flight deals from Seattle to Los Angeles that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 April 2026.

Discover carefully curated flight deals from Seattle to Los Angeles that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 April 2026.

Direct flights from Seattle to Los AngelesExplore direct flight options from Seattle to Los Angeles based on user searches, and compare prices and availability for your desired travel dates. Data last updated 27 April 2026.

Explore direct flight options from Seattle to Los Angeles based on user searches, and compare prices and availability for your desired travel dates. Data last updated 27 April 2026.

Last-minute flights from Seattle to Los AngelesDiscover last-minute flight deals from Seattle to Los Angeles. Data last updated 27 April 2026 and is based on user searches.

Discover last-minute flight deals from Seattle to Los Angeles. Data last updated 27 April 2026 and is based on user searches.

One-way flights from Seattle to Los AngelesSearch for one-way flight options from Seattle to Los Angeles. Find affordable one-way fares based on user searches. Data last updated 27 April 2026.

Search for one-way flight options from Seattle to Los Angeles. Find affordable one-way fares based on user searches. Data last updated 27 April 2026.

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Best time to book a flight from Seattle to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles from Seattle with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Los Angeles

How far ahead should I book a flight from Seattle to Los Angeles?

What is the cheapest month to book a flight from Seattle to Los Angeles?

What is the cheapest time of day to fly from SEA to LAX?

How much does it cost for a return flight from Seattle to Los Angeles?

Weekly flight availability from Seattle to Los Angeles

How often are flights from Seattle to Los Angeles delayed?

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

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

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

Reviews of airlines servicing Los Angeles

Check out reviews from past customers who have flown with Alaska Airlines and Frontier from Seattle to Los Angeles to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Los Angeles. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Seattle to Los Angeles?

How popular is this Seattle to Los Angeles flight route?

How long is the flight from Seattle to Los Angeles?

What are the cheapest airlines flying from Seattle to Los Angeles round-trip?

What are the most reliable airlines from Seattle to Los Angeles?

What are the cheapest flights from Seattle to Los Angeles?

Can I find deals for flights from Seattle to Los Angeles that include hotel bookings?

How can I find direct flights from Seattle to Los Angeles?

Can I find deals for business class flights from Seattle to Los Angeles?

What is the cheapest month to book a flight from Seattle to Los Angeles?

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Other flights to Los Angeles

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Top 2 airlines flying from Seattle to Los Angeles

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Cheapest flights from Seattle to Los Angeles
Explore the most affordable flight options available from Seattle to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 April 2026.

Best flights from Seattle to Los Angeles
Discover carefully curated flight deals from Seattle to Los Angeles that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 April 2026.

Direct flights from Seattle to Los Angeles
Explore direct flight options from Seattle to Los Angeles based on user searches, and compare prices and availability for your desired travel dates. Data last updated 27 April 2026.

Last-minute flights from Seattle to Los Angeles
Discover last-minute flight deals from Seattle to Los Angeles. Data last updated 27 April 2026 and is based on user searches.

One-way flights from Seattle to Los Angeles
Search for one-way flight options from Seattle to Los Angeles. Find affordable one-way fares based on user searches. Data last updated 27 April 2026.