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 Thursday 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 5% of flights being delayed.

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 141 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.

How popular is this Seattle to Los Angeles flight route?

Flights from Seattle/Tacoma Intl to 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 £144, Alaska Airlines can have you in Los Angeles from Seattle in 2h 40m. There are 954 mi between Seattle and Los Angeles. All flights are typically direct.

What is the cheapest airline to fly from Seattle to Los Angeles round-trip?

Flying on Frontier is currently your cheapest option to Los Angeles, with prices starting at £49. This flight start at 75% 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 Tuesday (100 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (55 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 £115. On average you can expect to pay £121. The most popular route, (Seattle/Tacoma Intl - Los Angeles), can usually be booked for £178.

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 Horizon Air (100%), United Airlines (96%) and Japan Airlines (93%).

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 (LAX) from Seattle/Tacoma Intl (SEA) take 2h 44m for a nonstop flight. There are 75 flights from Seattle/Tacoma Intl to Los Angeles per day from 1 airline.

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.

£74+ Cheap Flights from Seattle to Los Angeles

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

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 12 November 2026.

Thu 3/1215:55 -

Nonstop2h 43m

Wed 16/1212:30 -

Nonstop2h 57m

Deal found 12/11£110

Fri 11/1213:40 -

1 stop5h 25m

Sun 13/1209:40 -

1 stop4h 15m

Deal found 10/11£114

Thu 3/1211:05 -

1 stop5h 20m

Fri 4/1217:20 -

1 stop4h 20m

Deal found 11/11£118

Wed 2/1213:35 -

1 stop8h 30m

Sat 5/1211:55 -

2 stops8h 15m

Deal found 12/11£122

Fri 4/1220:51 -

1 stop11h 46m

Mon 7/1214:58 -

Nonstop2h 57m

Deal found 10/11£128

Wed 9/1218:40 -

1 stop4h 32m

Wed 16/1210:00 -

Nonstop2h 58m

Deal found 11/11£131

Thu 10/1210:20 -

Nonstop2h 50m

Wed 30/1207:35 -

Nonstop2h 58m

Deal found 9/11£132

Thu 3/1217:35 -

1 stop5h 29m

Thu 10/1219:00 -

Nonstop2h 58m

Deal found 10/11£133

Wed 9/1217:28 -

Nonstop3h 00m

Sun 13/1209:41 -

1 stop6h 41m

Deal found 11/11£140

Wed 2/1215:53 -

1 stop6h 39m

Sun 6/1208:00 -

Nonstop3h 01m

Deal found 11/11£143

Thu 3/1208:00 -

Nonstop2h 53m

Thu 3/1213:35 -

Nonstop2h 57m

Deal found 11/11£144

Sun 6/1221:20 -

Nonstop2h 39m

Tue 8/1217:29 -

Nonstop2h 50m

Deal found 10/11£148

Find flight deals from Seattle to Los Angeles

Round-trip from	£110
One-way from	£74
Popular in	December
Cheapest in	March
Average price	£202
Good one-way deal	£115 or less

Delta
3/12-7/12
Nonstop
5h 29m total
Seattle to Los Angeles

Search Deals

Alaska Airlines
2/12-31/12
Nonstop
2h 43m total
Seattle to Los Angeles

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£5 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Price to beat on a one-way flight from Seattle/Tacoma Intl to Los Angeles.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Wed 30/12

19:55-22:47

Nonstop2h 52m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£89

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Wed 23/12

06:00-08:44

Nonstop2h 44m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£89

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Tue 22/12

21:14-23:59

Nonstop2h 45m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£89

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Tue 29/12

06:00-08:44

Nonstop2h 44m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£89

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Sat 9/1

07:10-20:51

1 stop13h 41m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£107

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Fri 25/12

05:15-11:50

1 stop6h 35m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£112

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Wed 5/5

17:30-22:36

1 stop5h 06m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£112

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Mon 28/12

19:55-22:47

Nonstop2h 52m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£127

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Mon 21/12

10:35-13:23

Nonstop2h 48m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£127

SeattleLos Angeles

SEA Seattle/Tacoma Intl - LAX Los Angeles

SEALAX

Seattle/Tacoma Intl

Sun 21/2

09:37-12:28

Nonstop2h 51m

Los Angeles

Wed 31/12

00:00-00:00

Nonstop0h 00m

£127

Flights are sorted by cheapest return flights first.

Deals found on 7/11

Showing 1-10 of 24 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 83 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, March is the cheapest month in which you can book a flight from Seattle to Los Angeles (average of £163). Flying from Seattle to Los Angeles in December is currently the most expensive (average of £231). 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?

Airfare is below average for this route at the moment.

Seattle to Los Angeles flights typically cost between £144 and £283 in December.
The cheapest return price found within the last 5 days was £110 on Delta (3 Dec–7 Dec).

Reviews of airlines servicing Los Angeles

Check out reviews from past customers who have flown with 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.

Frontier

5.5

Fair

2,504 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Shawn,Sept 2025

SAN - SFO

The flight was over booked and was unadble to get help with issue. I could not get a refund or rebooked in order to make my trip

Frontier

5.5

Fair

2,504 reviews

Frontier

5.5

Fair

2,504 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Shawn,Sept 2025

SAN - SFO

The flight was over booked and was unadble to get help with issue. I could not get a refund or rebooked in order to make my trip

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 (LAX) from Seattle/Tacoma Intl (SEA) take 2h 44m for a nonstop flight. There are 75 flights from Seattle/Tacoma Intl to Los Angeles per day from 1 airline.
How popular is this Seattle to Los Angeles flight route?
Flights from Seattle/Tacoma Intl to 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 £144, Alaska Airlines can have you in Los Angeles from Seattle in 2h 40m. There are 954 mi between Seattle and Los Angeles. All flights are typically direct.
What is the cheapest airline to fly from Seattle to Los Angeles round-trip?
Flying on Frontier is currently your cheapest option to Los Angeles, with prices starting at £49. This flight start at 75% 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 Horizon Air (100%), United Airlines (96%) and Japan Airlines (93%).
What are the cheapest flights from Seattle to Los Angeles?
The cheapest flight price from Seattle to Los Angeles is £115. On average you can expect to pay £121. The most popular route, (Seattle/Tacoma Intl - Los Angeles), can usually be booked for £178.
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, March is the cheapest month in which you can book a flight from Seattle to Los Angeles (average of £163). Flying from Seattle to Los Angeles in December is currently the most expensive (average of £231). 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.

See more FAQs

Hermosa Beach

Laguna Hills

Manhattan Beach

Torrance

Simi Valley

Chino Hills

Glendale

Yorba Linda

Cerritos

West Hollywood

Calabasas

Dana Point

Inglewood

Vista

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to California

Flights by cabin class

Los Angeles flight routes

Other flight options

Other flights from Seattle

Popular flights

Alternative routes for Seattle to Los Angeles

Seattle to Las Vegas flights

Seattle to San Diego flights

Portland to Las Vegas flights

Seattle to Oakland flights

Seattle to San Jose flights

Portland to Los Angeles flights

Portland to San Francisco flights

Seattle to Burbank flights

Seattle to San Francisco flights

Seattle to Santa Ana flights

Top airline flying from Seattle to Los Angeles

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest£49	Average£80	FlexibilityNo cancel fee	On-time62%	Search Frontier flights

Fly with Cheapflights

How does Cheapflights help users find flights from Seattle to Los Angeles?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Los Angeles from Seattle today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Seattle to Los Angeles?

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.

Can Cheapflights notify me if prices for flights from Seattle to Los Angeles become cheaper?

Yes! Start tracking prices for Seattle to Los Angeles flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Seattle to Los Angeles from £74

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. 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 12 November 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 12 November 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 12 November 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 12 November 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 12 November 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 12 November 2026.

Last-minute flights from Seattle to Los AngelesDiscover last-minute flight deals from Seattle to Los Angeles. Data last updated 12 November 2026 and is based on user searches.

Discover last-minute flight deals from Seattle to Los Angeles. Data last updated 12 November 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 12 November 2026.

Search for one-way flight options from Seattle to Los Angeles. Find affordable one-way fares based on user searches. Data last updated 12 November 2026.

Find flight deals from Seattle to Los Angeles

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Cheapflights Fare Finder

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

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

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 83 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?

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?

Airfare is below average for this route at the moment.

Seattle to Los Angeles flights typically cost between £144 and £283 in December.The cheapest return price found within the last 5 days was £110 on Delta (3 Dec–7 Dec).

Weekly flight availability from Seattle to Los Angeles

The most flights from SEA to LAX are scheduled on a Tuesday (100 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (55 on average).

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 141 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 Thursday 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 5% of flights being delayed.

Reviews of airlines servicing Los Angeles

Check out reviews from past customers who have flown with 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

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 is the cheapest airline to fly 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?

Travelling to a place near Los Angeles?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Los Angeles

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Los Angeles by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to California

Book a non-stop flight to one of these other cities located in California.

Search flights from Seattle to Los Angeles by cabin class

Find flights from Seattle to Los Angeles, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Los Angeles

Explore flights to Los Angeles departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 November 2026.

Seattle and Los Angeles flights

Browse other Seattle and Los Angeles flight options. Last updated on 12 November 2026.

Other flights from Seattle

Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on 12 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Seattle to Los Angeles

Fly with Cheapflights

How does Cheapflights help users find flights from Seattle to Los Angeles?

Why should you use Cheapflights to find cheap flight tickets from Seattle to Los Angeles?

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

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 12 November 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 12 November 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 12 November 2026.

Last-minute flights from Seattle to Los Angeles
Discover last-minute flight deals from Seattle to Los Angeles. Data last updated 12 November 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 12 November 2026.

Seattle to Los Angeles flights typically cost between £144 and £283 in December.
The cheapest return price found within the last 5 days was £110 on Delta (3 Dec–7 Dec).