What is the cheapest airline that flies from Los Angeles to Washington?

Alaska Airlines, Southwest, and Frontier are the most popular carriers operating from Los Angeles to Washington

How many flights depart from Los Angeles to State of Washington on average per day?

The number of flights available between Los Angeles and State of Washington is 46 per day as of October 2026. The most frequent departure time is 19:00, with 43% of daily flights leaving in the afternoon.

How many flights depart from Los Angeles to State of Washington on average per week?

The number of flights available between Los Angeles and State of Washington is 327 per week as of October 2026. The most frequent departure day is Fri, with 40% of weekly flights leaving on this day.

When did momondo last update prices for flights from Los Angeles Airport to Washington?

Prices for flights from Los Angeles Airport to Washington were last updated today.

How old do you have to be to fly from Los Angeles Airport to Washington?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport to Washington.

What documentation or ID do you need to fly to Washington?

The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£75 Cheap Flights from Los Angeles to Washington in 2026/27

Find the cheapest flights from Los Angeles to Washington

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

17:47 - 20:48LAX Los Angeles-SEA Seattle/Tacoma Intl

3h 01mdirect

14:07 - 17:02SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 55mdirect

£135Frontier

Fri, 11 Dec - Sun, 13 Dec

17:47 - 20:48LAX Los Angeles-SEA Seattle/Tacoma Intl

3h 01mdirect

14:07 - 17:02SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 55mdirect

£135Frontier

Fri, 11 Dec - Sun, 13 Dec

10:00 - 12:52LAX Los Angeles-SEA Seattle/Tacoma Intl

2h 52mdirect

15:59 - 18:40SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 41mdirect

£145Alaska Airlines

Mon, 2 Nov - Mon, 2 Nov

12:05 - 15:04LAX Los Angeles-SEA Seattle/Tacoma Intl

2h 59mdirect

11:30 - 14:21SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 51mdirect

£149Alaska Airlines

Thu, 5 Nov - Mon, 9 Nov

11:20 - 14:12LAX Los Angeles-SEA Seattle/Tacoma Intl

2h 52mdirect

11:30 - 14:21SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 51mdirect

£150Alaska Airlines

Thu, 5 Nov - Mon, 9 Nov

07:25 - 14:39LAX Los Angeles-SEA Seattle/Tacoma Intl

7h 14m1 stop San Francisco

12:20 - 15:05SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 45mdirect

£157United Airlines

Sun, 1 Nov - Tue, 3 Nov

09:40 - 13:55LAX Los Angeles-SEA Seattle/Tacoma Intl

4h 15m1 stop Oakland

18:25 - 23:30SEA Seattle/Tacoma Intl-LAX Los Angeles

5h 05m1 stop Phoenix Sky Harbor Intl

£157Southwest

Thu, 12 Nov - Sun, 15 Nov

15:24 - 18:33LAX Los Angeles-SEA Seattle/Tacoma Intl

3h 09mdirect

13:52 - 16:37SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 45mdirect

£158Frontier

Sun, 15 Nov - Sun, 22 Nov

09:40 - 13:55LAX Los Angeles-SEA Seattle/Tacoma Intl

4h 15m1 stop Oakland

13:35 - 19:40SEA Seattle/Tacoma Intl-LAX Los Angeles

6h 05m1 stop Denver Intl

£160Southwest

Thu, 12 Nov - Wed, 18 Nov

07:05 - 10:02LAX Los Angeles-SEA Seattle/Tacoma Intl

2h 57mdirect

12:15 - 15:04SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 49mdirect

£164Delta

Thu, 17 Dec - Fri, 25 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

17:40 - 20:27LAX Los Angeles-SEA Seattle/Tacoma Intl

2h 47mdirect

07:32 - 10:25SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 53mdirect

£295Delta

Wed, 7 Oct - Wed, 28 Oct

16:30 - 19:29LAX Los Angeles-SEA Seattle/Tacoma Intl

2h 59mdirect

16:35 - 19:24SEA Seattle/Tacoma Intl-LAX Los Angeles

2h 49mdirect

£322United Airlines

Thu, 8 Oct - Tue, 20 Oct

05:20 - 13:35LAX Los Angeles-SEA Seattle/Tacoma Intl

8h 15m2 stops Las Vegas Harry Reid Intl Sacramento Intl

05:15 - 12:45SEA Seattle/Tacoma Intl-LAX Los Angeles

7h 30m2 stops Sacramento Intl Phoenix Sky Harbor Intl

£337Southwest

Tue, 6 Oct - Tue, 3 Nov

14:25 - 21:55LAX Los Angeles-SEA Seattle/Tacoma Intl

7h 30m2 stops Las Vegas Harry Reid Intl Sacramento Intl

05:35 - 13:00SEA Seattle/Tacoma Intl-LAX Los Angeles

7h 25m2 stops Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl

£340Southwest

Tue, 6 Oct - Wed, 21 Oct

07:25 - 11:40LAX Los Angeles-GEG Spokane

4h 15m1 stop Las Vegas Harry Reid Intl

13:35 - 22:05GEG Spokane-LAX Los Angeles

8h 30m1 stop Denver Intl

£353Southwest

Thu, 8 Oct - Tue, 10 Nov

13:02 - 16:07LAX Los Angeles-SEA Seattle/Tacoma Intl

3h 05mdirect

07:10 - 10:10SEA Seattle/Tacoma Intl-LAX Los Angeles

3h 00mdirect

£358American Airlines

Tue, 6 Oct - Thu, 8 Oct

07:25 - 11:40LAX Los Angeles-GEG Spokane

4h 15m1 stop Las Vegas Harry Reid Intl

14:15 - 22:00GEG Spokane-LAX Los Angeles

7h 45m2 stops Las Vegas Harry Reid Intl San Jose

£358Southwest

Thu, 8 Oct - Tue, 10 Nov

11:20 - 22:35LAX Los Angeles-SEA Seattle/Tacoma Intl

11h 15m2 stops Denver Intl Oakland

07:15 - 11:40SEA Seattle/Tacoma Intl-LAX Los Angeles

4h 25m1 stop San Jose

£364Southwest

Fri, 9 Oct - Thu, 29 Oct

16:30 - 23:45LAX Los Angeles-GEG Spokane

7h 15m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

14:15 - 21:00GEG Spokane-LAX Los Angeles

6h 45m2 stops Las Vegas Harry Reid Intl Sacramento Intl

£365Southwest

Thu, 8 Oct - Tue, 10 Nov

06:10 - 13:47LAX Los Angeles-SEA Seattle/Tacoma Intl

7h 37m1 stop Phoenix Sky Harbor Intl

07:10 - 10:10SEA Seattle/Tacoma Intl-LAX Los Angeles

3h 00mdirect

£365American Airlines

Tue, 6 Oct - Thu, 8 Oct

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Alaska Airlines flights from Los Angeles to State of Washington

Our best Alaska Airlines deals on Los Angeles to State of Washington flight tickets

Alaska Airlines

2 Nov

LAX10:00Los Angeles

2h 52m

SEA12:52Seattle/Tacoma Intl

2 Nov

SEA15:59Seattle/Tacoma Intl

2h 41m

LAX18:40Los Angeles

£145

Alaska Airlines

5 Nov

LAX12:05Los Angeles

2h 59m

SEA15:04Seattle/Tacoma Intl

9 Nov

SEA11:30Seattle/Tacoma Intl

2h 51m

LAX14:21Los Angeles

£149

Alaska Airlines

5 Nov

LAX11:20Los Angeles

2h 52m

SEA14:12Seattle/Tacoma Intl

9 Nov

SEA11:30Seattle/Tacoma Intl

2h 51m

LAX14:21Los Angeles

£150

United Airlines flights from Los Angeles to State of Washington

Our best United Airlines deals on Los Angeles to State of Washington flight tickets

United Airlines

1 Nov

LAX07:25Los Angeles

7h 14m

1 stop

SEA14:39Seattle/Tacoma Intl

3 Nov

SEA12:20Seattle/Tacoma Intl

2h 45m

LAX15:05Los Angeles

£157

United Airlines

13 Nov

LAX07:25Los Angeles

4h 55m

1 stop

SEA12:20Seattle/Tacoma Intl

15 Nov

SEA10:40Seattle/Tacoma Intl

4h 45m

1 stop

LAX15:25Los Angeles

£175

United Airlines

25 Dec

LAX13:02Los Angeles

8h 23m

1 stop

SEA21:25Seattle/Tacoma Intl

30 Dec

SEA17:34Seattle/Tacoma Intl

2h 48m

LAX20:22Los Angeles

£191

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Fri 11/12

17:47-20:48

Nonstop3h 01m

Seattle/Tacoma Intl

Sun 13/12

14:07-17:02

Nonstop2h 55m

£135

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Fri 11/12

17:47-20:48

Nonstop3h 01m

Seattle/Tacoma Intl

Sun 13/12

14:07-17:02

Nonstop2h 55m

£135

Fastest return journey

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Mon 2/11

10:00-12:52

Nonstop2h 52m

Seattle/Tacoma Intl

Mon 2/11

15:59-18:40

Nonstop2h 41m

£145

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Thu 5/11

12:05-15:04

Nonstop2h 59m

Seattle/Tacoma Intl

Mon 9/11

11:30-14:21

Nonstop2h 51m

£149

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Thu 5/11

11:20-14:12

Nonstop2h 52m

Seattle/Tacoma Intl

Mon 9/11

11:30-14:21

Nonstop2h 51m

£150

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Sun 1/11

07:25-14:39

1 stop7h 14m

Seattle/Tacoma Intl

Tue 3/11

12:20-15:05

Nonstop2h 45m

£157

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Thu 12/11

09:40-13:55

1 stop4h 15m

Seattle/Tacoma Intl

Sun 15/11

18:25-23:30

1 stop5h 05m

£157

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Sun 15/11

15:24-18:33

Nonstop3h 09m

Seattle/Tacoma Intl

Sun 22/11

13:52-16:37

Nonstop2h 45m

£158

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Thu 12/11

09:40-13:55

1 stop4h 15m

Seattle/Tacoma Intl

Wed 18/11

13:35-19:40

1 stop6h 05m

£160

Los AngelesSeattle

LAX Los Angeles - SEA Seattle/Tacoma Intl

LAXSEA

Los Angeles

Thu 17/12

07:05-10:02

Nonstop2h 57m

Seattle/Tacoma Intl

Fri 25/12

12:15-15:04

Nonstop2h 49m

£164

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Los Angeles to State of Washington

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 State of Washington?

If you aren’t able to travel to State of Washington during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of £171.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Los Angeles to State of Washington is on a Sunday. Travellers who choose to depart for State of Washington on a Sunday will often find tickets for as low as £361. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to State of Washington on Tuesday is £739.

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

Flying to State of Washington from Los Angeles in the evening is the least expensive time of day to depart. momondo users have found prices as low as £240 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to State of Washington is in the morning when prices are around £693.

What is the cheapest Los Angeles to Washington flight route?

Fly from Los Angeles to Seattle/Tacoma Intl for the best Los Angeles - Washington flight prices

How far in advance should I book a flight from Los Angeles to Washington?

You are more likely to see cheaper flights to State of Washington from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around £194 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Los Angeles for as low as £154 on momondo.

What cabin class options are available on Los Angeles to State of Washington flights?

There are 3 cabin classes available to choose from on Los Angeles to State of Washington 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 State of Washington flights?

No. A direct flight is the cheapest option for a flight between Los Angeles to State of Washington.

Cheap Los Angeles to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to State of Washington

Best price found	£75
Fastest flight time	2h 26m
Direct flights	Every day
Airports in State of Washington	96 airports

The best one-way flight to State of Washington from Los Angeles in the past 72 hours is £75. The best return flight deal from Los Angeles to State of Washington found on momondo in the last 72 hours is £135.

The fastest flight from Los Angeles to State of Washington takes 2h 26m

Direct flights go from Los Angeles to State of Washington every day.

There are 96 airports in State of Washington. From Los Angeles there are direct flights to Spokane (GEG), Seattle/Tacoma Intl (SEA).

Search flight deals

Frequently asked questions about flying from Los Angeles to Washington

When did momondo last update prices for flights from Los Angeles Airport to Washington?
Prices for flights from Los Angeles Airport to Washington were last updated today.
How old do you have to be to fly from Los Angeles Airport to Washington?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport to Washington.
What documentation or ID do you need to fly to Washington?
The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Los Angeles to State of Washington?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Los Angeles to State of Washington is Boeing 737-800 Passenger/BBJ2 (winglets) (17.10% of total bookings). The next most popular plane models are Airbus A321neo (17.07%), Airbus A321-100/200 (10.68%), and Boeing 737-900 (9.25%).

Why use momondo?

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

Finding the right flight to Washington from Los Angeles is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

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

Yes. All flights to Washington from Los Angeles on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Washington.

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

Price alerts on flights to Washington from Los Angeles are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.