LAX - IAD

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

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Los Angeles to Dulles Intl departing on 6/12. 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 Washington, D.C. Dulles Intl Airport

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

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

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Los Angeles to Dulles Intl 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 Los Angeles to Dulles Intl

Thu, 4 Dec - Wed, 10 Dec
Southwest Logo
05:45 - 17:05LAX-IAD
8h 20m1 stop
Southwest Logo
07:40 - 11:55IAD-LAX
7h 15m1 stop
£180Southwest
Find Deal
Thu, 4 Dec - Wed, 10 Dec
Southwest Logo
08:35 - 22:00LAX-IAD
10h 25m2 stops
Southwest Logo
17:45 - 22:15IAD-LAX
7h 30m1 stop
£184Southwest
Find Deal
Sun, 23 Nov - Sun, 7 Dec
United Airlines Logo
23:30 - 07:21LAX-IAD
4h 51mdirect
United Airlines Logo
18:00 - 20:38IAD-LAX
5h 38mdirect
£187United Airlines
Find Deal
Wed, 19 Nov - Wed, 3 Dec
Southwest Logo
08:40 - 22:00LAX-IAD
10h 20m1 stop
Southwest Logo
17:45 - 22:15IAD-LAX
7h 30m1 stop
£191Southwest
Find Deal
Thu, 4 Dec - Mon, 8 Dec
Alaska Airlines Logo
15:37 - 06:06LAX-IAD
11h 29m1 stop
Alaska Airlines Logo
07:34 - 15:20IAD-LAX
10h 46m1 stop
£194Alaska Airlines
Find Deal
Sat, 22 Nov - Thu, 4 Dec
United Airlines Logo
22:57 - 06:48LAX-IAD
4h 51mdirect
United Airlines Logo
06:45 - 09:37IAD-LAX
5h 52mdirect
£195United Airlines
Find Deal
Wed, 7 Jan - Mon, 12 Jan
Southwest Logo
12:30 - 21:55LAX-IAD
6h 25m1 stop
Southwest Logo
09:05 - 16:15IAD-LAX
10h 10m2 stops
£199Southwest
Find Deal
Thu, 20 Nov - Wed, 3 Dec
Southwest Logo
05:45 - 17:05LAX-IAD
8h 20m1 stop
Southwest Logo
17:45 - 22:15IAD-LAX
7h 30m1 stop
£203Southwest
Find Deal
Wed, 10 Dec - Mon, 15 Dec
Alaska Airlines Logo
22:27 - 17:30LAX-IAD
16h 03m2 stops
Alaska Airlines Logo
07:34 - 15:20IAD-LAX
10h 46m1 stop
£216Alaska Airlines
Find Deal
Sat, 6 Dec - Wed, 10 Dec
Delta Logo
16:00 - 11:39LAX-IAD
16h 39m1 stop
Delta Logo
12:19 - 21:25IAD-LAX
12h 06m1 stop
£260Delta
Find Deal

Everything you should know

Our travellers' advice
AI-generated summary based on content written by travel experts and KAYAK users
United's Economy Plus offers extra legroom on this route.
Expect traffic delays in LA; arrive early for your flight.
Expert advice
Expert advice
+1
+1
Expert advice
Expert advice
+1
When to book
4 weeks
in advance
Our data shows that travellers who book at least 4 weeks in advance save around 47% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
May
Cheapest • 16% price drop
December
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Cheapest return fare
£180
Overall average: £374
Southwest
Thu 4/12Wed 10/12
LAX - IAD • 1 stop
Cheapest direct flights
£180
Typical prices: £299-£530
United Airlines
Wed 19/11Wed 26/11
LAX - IAD • Direct
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 Dulles Intl!
Booking Insights

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

Get data-powered insights and trends into flights from Los Angeles to Dulles Intl 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 Los Angeles to Washington Dulles Airport?

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

If you are looking for a flight deal from Los Angeles to Washington Dulles Airport, look for departures on Sundays and avoid leaving on a Tuesday, as it's usually the priciest day. When flying back from Washington Dulles Airport, Tuesday is the cheapest day to fly and Thursday is the most expensive.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Los Angeles to Washington, D.C. Dulles Intl Airport, 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 Los Angeles to Washington, D.C. Dulles Intl Airport is May, where tickets cost £248 (return) on average. On the other hand, the most expensive months are December and November, where the average cost of round-trip tickets is £374 and £354 respectively.

Can I save money by flying with a stopover from Los Angeles to Washington, D.C. Dulles Intl Airport?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.

Yes, flying with a stopover may cost you more time, but you can also save money on the route, with a 1 stop stopover the cheapest option at £354 on average.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Los Angeles to Washington, D.C. Dulles Intl Airport, 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 Los Angeles to Washington, D.C. Dulles Intl Airport, you should book around 4 weeks before departure, which saves you about 47% 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 Los Angeles to Dulles Intl

 
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.
Airlines
United Airlines

United's Economy Plus seats offer up to six inches more legroom than standard economy seats.


United offers free messaging on most flights, with streaming available for a fee.

Lufthansa

Economy passengers get a three-course meal with complimentary drinks on long-haul flights.


Lufthansa offers 11 special meal choices, including gluten-free and kosher, bookable 24 hours before departure.

Read more about Lufthansaby Jessica Macdonald
Airports
LAX

For a smooth departure, book parking in advance at LAX to secure the best rates and avoid full lots.

Read more about LAXby Stefanie Waldek
IAD

Take the Silver Line Metro from IAD to central D.C. in about 50 minutes for a convenient and cost-effective option.

Read more about IADby Stefanie Waldek
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines, 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
Jessica Macdonald

Jessica Macdonald

Expert on Lufthansa

Jessica Macdonald

Jessica Macdonald

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has travelled to more than 50 countries across six continents.

Read more

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

Low seasonFebruary
Cheapest flight£90
Best time to beat the crowds (4% less expensive on average)
Most popular time to fly (26% more expensive on average)
Flight from Los Angeles to Washington Dulles Airport

When to book flights from Los Angeles to Dulles Intl

Are your dates flexible? Find out the best times to travel from Los Angeles to Dulles Intl 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.

Flights from Los Angeles to Dulles Intl: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from Los Angeles to Dulles Intl 
karenFlew with Alaska AirlinesLAX-IADJun 2024
Personal tips are bring your own food if you're hungry; keep foot space as open as possible for leg room; pack your patience
Verified travelerFlew with Alaska AirlinesLAX-IADJun 2024
Get to the airport on time because traffic in LA is unexpected

FAQs for booking Los Angeles to Washington Dulles Airport flights

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

    In the last 3 days, the lowest price for a flight from Los Angeles to Washington, D.C. Dulles Intl Airport was £90 for a one-way ticket and £180 for a return.

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

    All the following airlines offer inflight Wi-Fi service on the Los Angeles to Washington Dulles Airport flight route: Alaska Airlines, Hawaiian Airlines, JetBlue, American Airlines, Lufthansa, Delta, United Airlines, and Finnair.

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

    The Boeing 737 MAX 9 is the aircraft model that flies most regularly on the Los Angeles to Washington Dulles Airport flight route.

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

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

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

    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 Los Angeles to Washington Dulles Airport.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Los Angeles 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 Los Angeles to Washington Dulles Airport?

    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 Washington Dulles Airport with an airline and back to Los Angeles with another airline.

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

    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 Washington Dulles Airport from Los Angeles up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Los Angeles to Washington, D.C. Dulles Intl Airport

  • Looking for a cheap flight from Washington Dulles Airport to Los Angeles? 25% of our users found flights on this route for £201 or less one-way.

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

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

Direct departures

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

Direct returns

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

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

Information on your arrival and departure airports

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