LAX - IAD

$151 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 31/8. 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

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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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

Sat, 2 Aug - Sat, 9 Aug
Frontier Logo
15:48 - 06:34LAX-IAD
11h 46m1 stop
Frontier Logo
07:30 - 19:52IAD-LAX
15h 22m1 stop
$285Frontier
Find Deal
Thu, 9 Oct - Sun, 12 Oct
Southwest Logo
13:25 - 23:30LAX-IAD
7h 05m1 stop
Southwest Logo
18:35 - 23:35IAD-LAX
8h 00m1 stop
$303Southwest
Find Deal
Sun, 17 Aug - Sun, 24 Aug
Frontier Logo
13:57 - 12:51LAX-IAD
19h 54m1 stop
Frontier Logo
21:33 - 08:08IAD-LAX
13h 35m1 stop
$339Frontier
Find Deal
Sat, 2 Aug - Sat, 9 Aug
 Logo
08:20 - 16:25LAX-IAD
5h 05mdirect
 Logo
07:30 - 19:52IAD-LAX
15h 22m1 stop
Thu, 28 Aug - Sun, 31 Aug
United Airlines Logo
23:00 - 06:51LAX-IAD
4h 51mdirect
United Airlines Logo
07:00 - 09:26IAD-LAX
5h 26mdirect
$361United Airlines
Find Deal
Wed, 23 Jul - Wed, 23 Jul
Alaska Airlines Logo
08:20 - 16:25LAX-IAD
5h 05mdirect
Alaska Airlines Logo
20:19 - 22:48IAD-LAX
5h 29mdirect
$412Alaska Airlines
Find Deal
Thu, 24 Jul - Wed, 30 Jul
Alaska Airlines Logo
08:20 - 16:25LAX-IAD
5h 05mdirect
Alaska Airlines Logo
20:19 - 22:48IAD-LAX
5h 29mdirect
$421Alaska Airlines
Find Deal
Sun, 17 Aug - Sun, 24 Aug
 Logo
13:57 - 12:51LAX-IAD
19h 54m1 stop
 Logo
17:52 - 07:21IAD-LAX
16h 29m2 stops
Fri, 25 Jul - Sat, 26 Jul
United Airlines Logo
22:50 - 06:40LAX-IAD
4h 50mdirect
United Airlines Logo
22:17 - 00:46IAD-LAX
5h 29mdirect
$453United Airlines
Find Deal
Wed, 26 Nov - Tue, 9 Dec
Hawaiian Airlines Logo
17:00 - 05:55LAX-IAD
9h 55m1 stop
Hawaiian Airlines Logo
07:00 - 14:40IAD-LAX
10h 40m1 stop
$496Hawaiian Airlines
Find Deal
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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.

When flying from Los Angeles to Washington Dulles Airport, you should consider leaving on a Tuesday and avoid Mondays if you are looking for the best rates. For your return to Los Angeles, you’ll find the best rates on Tuesdays and the most expensive ones on Thursdays.

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 $498 (return) on average. On the other hand, the most expensive months are December and November, where the average cost of round-trip tickets is $770 and $709 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.

No, with an average price for the route of $501, prices are generally cheapest when you fly direct.

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. For the absolute cheapest price, our data suggests you should book 22 weeks before departure.


Good to know

Low seasonFebruary
High seasonJuly
Cheapest flight$151
Best time to beat the crowds but there is an average 2% increase in price.
Most popular time to fly and prices are also 0% lower 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-IADJune 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-IADJune 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 $99 for a one-way ticket and $187 for a return.

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

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

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

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

  • 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.

  • Which airline alliances offer flights from Los Angeles to Washington Dulles Airport?

    oneworld, and Star Alliance are the airline alliances operating flights between Los Angeles and Washington Dulles Airport, with Star Alliance being the most commonly used for this 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? 25% of our users found flights on this route for $287 or less one-way.

Prefer to fly direct from Los Angeles to Washington, D.C. Dulles Intl?

 
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

Air China, Air New Zealand, Air Tahiti Nui, +13 more

Air China, Air New Zealand, +14 more

Tuesday

Air China, Air New Zealand, Air Tahiti Nui, +12 more

Air China, Air New Zealand, +13 more

Wednesday

Air New Zealand, Air Tahiti Nui, Alaska Airlines, +12 more

Air New Zealand, Air Tahiti Nui, +13 more

Thursday

Air China, Air New Zealand, Air Tahiti Nui, +12 more

Air China, Air New Zealand, +13 more

Friday

Air China, Air New Zealand, Air Tahiti Nui, +12 more

Air China, Air New Zealand, +13 more

Saturday

Air China, Air New Zealand, Air Tahiti Nui, +12 more

Air China, Air New Zealand, +13 more

Sunday

Air China, Air New Zealand, Air Tahiti Nui, +12 more

Air China, Air New Zealand, +13 more

See more direct flights

Direct returns

Washington, D.C. Dulles Intl to Los Angeles

Monday

Air China, Air New Zealand, Air Tahiti Nui, +13 more

Air China, Air New Zealand, +14 more

Tuesday

Air China, Air New Zealand, Air Tahiti Nui, +14 more

Air China, Air New Zealand, +15 more

Wednesday

Air New Zealand, Air Tahiti Nui, Alaska Airlines, +12 more

Air New Zealand, Air Tahiti Nui, +13 more

Thursday

Air China, Air New Zealand, Air Tahiti Nui, +14 more

Air China, Air New Zealand, +15 more

Friday

Air China, Air New Zealand, Air Tahiti Nui, +13 more

Air China, Air New Zealand, +14 more

Saturday

Air New Zealand, Air Tahiti Nui, Alaska Airlines, +13 more

Air New Zealand, Air Tahiti Nui, +14 more

Sunday

Air China, Air New Zealand, Air Tahiti Nui, +13 more

Air China, Air New Zealand, +14 more

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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