IAD - LAX

£90 Find Cheap Flights from Washington Dulles Airport to Los Angeles

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Los Angeles departing on 20/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Los Angeles

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Los Angeles, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Los Angeles, as well as popular online travel agencies
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41.299.237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest return fare
£172
Overall average: £268
United Airlines
Sat 21/2Wed 25/2
IAD - LAX • Direct
Cheapest one-way flight
£90
Typical prices: £124-£319
Southwest
Tue 20/1
IAD - LAX • 1 stop
Our travellers' advice
AI-generated summary based on content written by travel experts
For a smooth departure from IAD, use the AeroTrain.
Consider the LAX FlyAway bus for central LA transfers.
Expert advice
Expert advice
Expert advice
Expert advice
When to book
4 weeks
in advance
Our data shows that travellers who book at least 4 weeks in advance save around 45% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
July
Cheapest • 14% price drop
July
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Los Angeles!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Dulles Intl to Los Angeles (IAD-LAX)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Dulles Intl to Los Angeles that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Dulles Intl to Los Angeles

Sat, 21 Feb - Wed, 25 Feb
United Airlines Logo
08:35 - 11:33IAD-LAX
5h 58mdirect
United Airlines Logo
23:25 - 07:15LAX-IAD
4h 50mdirect
£172United Airlines
Find Deal
Thu, 11 Dec - Mon, 15 Dec
United Airlines Logo
22:08 - 00:59IAD-LAX
5h 51mdirect
United Airlines Logo
23:40 - 07:31LAX-IAD
4h 51mdirect
£180United Airlines
Find Deal
Tue, 20 Jan - Tue, 17 Feb
Southwest Logo
09:05 - 17:05IAD-LAX
11h 00m2 stops
Southwest Logo
12:30 - 22:40LAX-IAD
7h 10m1 stop
£184Southwest
Find Deal
Fri, 16 Jan - Tue, 20 Jan
Southwest Logo
17:40 - 22:40IAD-LAX
8h 00m1 stop
Southwest Logo
06:30 - 15:50LAX-IAD
6h 20m1 stop
£188Southwest
Find Deal
Mon, 8 Dec - Fri, 12 Dec
Alaska Airlines Logo
18:30 - 08:49IAD-LAX
17h 19m1 stop
Alaska Airlines Logo
11:25 - 06:06LAX-IAD
15h 41m1 stop
£194Alaska Airlines
Find Deal
Fri, 12 Dec - Mon, 15 Dec
Southwest Logo
17:50 - 22:50IAD-LAX
8h 00m1 stop
Southwest Logo
05:45 - 17:05LAX-IAD
8h 20m1 stop
£195Southwest
Find Deal
Tue, 9 Dec - Thu, 11 Dec
Southwest Logo
07:40 - 16:15IAD-LAX
11h 35m2 stops
Southwest Logo
05:45 - 17:05LAX-IAD
8h 20m1 stop
£199Southwest
Find Deal
Tue, 2 Dec - Tue, 9 Dec
United Airlines Logo
06:45 - 09:37IAD-LAX
5h 52mdirect
United Airlines Logo
06:55 - 14:50LAX-IAD
4h 55mdirect
£201United Airlines
Find Deal
Tue, 9 Dec - Mon, 15 Dec
Alaska Airlines Logo
07:34 - 15:20IAD-LAX
10h 46m1 stop
Alaska Airlines Logo
17:37 - 06:06LAX-IAD
9h 29m1 stop
£217Alaska Airlines
Find Deal
Wed, 4 Mar - Wed, 11 Mar
Delta Logo
07:30 - 13:55IAD-LAX
9h 25m1 stop
Delta Logo
09:59 - 23:56LAX-IAD
10h 57m1 stop
£262Delta
Find Deal
Booking Insights

KAYAK's insights & trends for Dulles Intl to Los Angeles flights

Get data-powered insights and trends into flights from Dulles Intl to Los Angeles to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Washington Dulles Airport to Los Angeles?

The average price of all round-trip flights from Washington, D.C. Dulles Intl Airport to Los Angeles clicked on KAYAK for each day over the last 12 months.

Your flight ticket price will generally be cheaper if you fly to Los Angeles on a Wednesday and more expensive on a Thursday. On your return trip to Washington Dulles Airport, you should consider flying back on a Sunday, and avoid Tuesdays for better deals.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Los Angeles?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Washington, D.C. Dulles Intl Airport to Los Angeles, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Washington, D.C. Dulles Intl Airport to Los Angeles is July, where tickets cost £247 (return) on average. On the other hand, the most expensive months are December and March, where the average cost of round-trip tickets is £400 and £305 respectively.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Washington, D.C. Dulles Intl Airport to Los Angeles, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to Los Angeles, you should book around 4 weeks before departure, which saves you about 45% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 18 weeks before departure.

Expert advice

Expert advice for your flight from Dulles Intl to Los Angeles

 
Snippets provided in this section are AI-generated based on a summarisation of KAYAK-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Airports
IAD

For a smooth departure from IAD, use the AeroTrain for quick access between terminals, especially during peak hours.

Read more about IADby Stefanie Waldek
LAX

Upon arrival at LAX, consider using the LAX FlyAway bus for a convenient and cost-effective transfer to central LA.

Read more about LAXby Stefanie Waldek
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on LAX and IAD

Stefanie Waldek

Stefanie Waldek

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or out at sea, likely en route to Antarctica or the Arctic.

Read more

Good to know - Cheap tickets from Washington Dulles Airport to Los Angeles

Low seasonFebruary
Cheapest flight£90
Best time to beat the crowds (6% less expensive on average)
Most popular time to fly and prices are also 14% lower on average.
Flight from Washington Dulles Airport to Los Angeles

When to book flights from Dulles Intl to Los Angeles

Are your dates flexible? Find out the best times to travel from Dulles Intl to Los Angeles based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to Los Angeles flights

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to Los Angeles?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Los Angeles was £90 for a one-way ticket and £172 for a return.

  • Which airports will I be using when flying from Washington Dulles Airport to Los Angeles?

    On your way to Los Angeles, you’ll fly out from Washington, D.C. Dulles Intl. You’ll be landing at Los Angeles.

  • Which airlines offer Wi-Fi service onboard planes from Washington Dulles Airport to Los Angeles?

    Alaska Airlines, Hawaiian Airlines, JetBlue, American Airlines, and Delta offer inflight Wi-Fi service on the Washington Dulles Airport to Los Angeles flight route.

  • Which aircraft models fly most regularly from Washington Dulles Airport to Los Angeles?

    The Boeing 737-900 is the aircraft model that flies most regularly on the Washington Dulles Airport to Los Angeles flight route.

  • On which days can I fly direct from Washington Dulles Airport to Los Angeles?

    There are direct flights from Washington Dulles Airport to Los Angeles on a daily basis.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Los Angeles?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Los Angeles.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Los Angeles?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Los Angeles from Washington Dulles Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to Los Angeles?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Los Angeles with an airline and back to Washington Dulles Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Los Angeles?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Los Angeles from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Prefer to fly direct from Washington Dulles Airport to Los Angeles?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Washington, D.C. Dulles Intl to Los Angeles.
Find which airlines fly direct from Washington, D.C. Dulles Intl Airport to Los Angeles Airport, which days they fly and book direct flights.

Direct departures

Washington, D.C. Dulles Intl to Los Angeles

Monday

United Airlines

United Airlines

Tuesday

United Airlines

United Airlines

Wednesday

United Airlines

United Airlines

Thursday

United Airlines

United Airlines

Friday

United Airlines

United Airlines

Saturday

United Airlines

United Airlines

Sunday

United Airlines

United Airlines

See more direct flights

Direct returns

Los Angeles to Washington, D.C. Dulles Intl

Monday

United Airlines

United Airlines

Tuesday

United Airlines

United Airlines

Wednesday

United Airlines

United Airlines

Thursday

United Airlines

United Airlines

Friday

United Airlines

United Airlines

Saturday

United Airlines

United Airlines

Sunday

United Airlines

United Airlines

See more direct flights

Everything you need to know for your flight from Dulles Intl to Los Angeles

Information on your arrival and departure airports