Cheap flights from Los Angeles to Washington, D.C. from C$ 224

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Washington, D.C. departing on 26/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:41 p.m. - 6:47 a.m.
LAX
-
IAD
5h 06mdirect
United Airlines Logo
10:20 p.m. - 12:57 a.m.
IAD
-
LAX
5h 37mdirect
C$ 368United Airlines
Wed, 22 Jul - Sun, 26 Jul
United Airlines Logo
10:10 p.m. - 6:12 a.m.
LAX
-
IAD
5h 02mdirect
United Airlines Logo
7:00 a.m. - 9:26 a.m.
IAD
-
LAX
5h 26mdirect
C$ 372United Airlines
Tue, 19 May - Sun, 31 May
Southwest Logo
2:20 p.m. - 12:20 a.m.
LAX
-
IAD
7h 00m
1 stop
Southwest Logo
5:55 p.m. - 10:25 p.m.
IAD
-
LAX
7h 30m
1 stop
C$ 375Southwest
Thu, 28 May - Mon, 1 Jun
United Airlines Logo
11:20 p.m. - 7:25 a.m.
LAX
-
IAD
5h 05mdirect
United Airlines Logo
10:05 p.m. - 12:52 a.m.
IAD
-
LAX
5h 47mdirect
C$ 379United Airlines
Sun, 10 May - Sat, 16 May
Southwest Logo
6:20 a.m. - 3:50 p.m.
LAX
-
IAD
6h 30m
1 stop
Southwest Logo
5:50 a.m. - 12:10 p.m.
IAD
-
LAX
9h 20m
2 stops
C$ 382Southwest
Tue, 19 May - Sat, 30 May
United Airlines Logo
4:49 p.m. - 12:55 a.m.
LAX
-
IAD
5h 06mdirect
United Airlines Logo
7:00 a.m. - 9:26 a.m.
IAD
-
LAX
5h 26mdirect
C$ 387United Airlines
Thu, 4 Jun - Sun, 7 Jun
United Airlines Logo
4:49 p.m. - 12:55 a.m.
LAX
-
IAD
5h 06mdirect
United Airlines Logo
7:00 a.m. - 9:26 a.m.
IAD
-
LAX
5h 26mdirect
C$ 390United Airlines
Sat, 23 May - Mon, 25 May
United Airlines Logo
9:30 p.m. - 5:36 a.m.
LAX
-
IAD
5h 06mdirect
United Airlines Logo
10:20 p.m. - 12:57 a.m.
IAD
-
LAX
5h 37mdirect
C$ 392United Airlines
Sun, 24 May - Sat, 30 May
United Airlines Logo
9:35 p.m. - 5:41 a.m.
LAX
-
IAD
5h 06mdirect
United Airlines Logo
10:20 p.m. - 12:57 a.m.
IAD
-
LAX
5h 37mdirect
C$ 394United Airlines
Tue, 4 Aug - Sat, 8 Aug
United Airlines Logo
10:41 p.m. - 6:47 a.m.
LAX
-
IAD
5h 06mdirect
United Airlines Logo
10:20 p.m. - 12:57 a.m.
IAD
-
LAX
5h 37mdirect
C$ 397United Airlines
Wed, 1 Jul - Sun, 19 Jul

United Airlines flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Los Angeles to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
22 Jul
LAX10:41 p.m.Los Angeles Los Angeles
5h 06m
IAD6:47 a.m.Washington, D.C. Dulles Intl
26 Jul
IAD10:20 p.m.Washington, D.C. Dulles Intl
5h 37m
LAX12:57 a.m.Los Angeles Los Angeles
C$ 368
United Airlines
19 May
LAX10:10 p.m.Los Angeles Los Angeles
5h 02m
IAD6:12 a.m.Washington, D.C. Dulles Intl
31 May
IAD7:00 a.m.Washington, D.C. Dulles Intl
5h 26m
LAX9:26 a.m.Los Angeles Los Angeles
C$ 372
United Airlines
10 May
LAX11:20 p.m.Los Angeles Los Angeles
5h 05m
IAD7:25 a.m.Washington, D.C. Dulles Intl
16 May
IAD10:05 p.m.Washington, D.C. Dulles Intl
5h 47m
LAX12:52 a.m.Los Angeles Los Angeles
C$ 379

Southwest flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Our best Southwest deals on Los Angeles to Washington, D.C. Dulles Intl Airport flight tickets
Southwest
28 May
LAX2:20 p.m.Los Angeles Los Angeles
7h 00m
1 stop
IAD12:20 a.m.Washington, D.C. Dulles Intl
1 Jun
IAD5:55 p.m.Washington, D.C. Dulles Intl
7h 30m
1 stop
LAX10:25 p.m.Los Angeles Los Angeles
C$ 375
Southwest
19 May
LAX6:20 a.m.Los Angeles Los Angeles
6h 30m
1 stop
IAD3:50 p.m.Washington, D.C. Dulles Intl
30 May
IAD5:50 a.m.Washington, D.C. Dulles Intl
9h 20m
2 stops
LAX12:10 p.m.Los Angeles Los Angeles
C$ 382
Southwest
26 May
LAX10:45 a.m.Los Angeles Los Angeles
9h 55m
2 stops
IAD11:40 p.m.Washington, D.C. Dulles Intl
1 Jun
IAD5:55 p.m.Washington, D.C. Dulles Intl
7h 30m
1 stop
LAX10:25 p.m.Los Angeles Los Angeles
C$ 409

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 21 April 2026.
Use the filters below to find and compare flights from Los Angeles to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Wed 22/7

10:41 p.m.-6:47 a.m.

Nonstop5h 06m

Washington, D.C. Dulles Intl

Sun 26/7

10:20 p.m.-12:57 a.m.

Nonstop5h 37m

C$ 368
Quickest round-trip

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Tue 19/5

10:10 p.m.-6:12 a.m.

Nonstop5h 02m

Washington, D.C. Dulles Intl

Sun 31/5

7:00 a.m.-9:26 a.m.

Nonstop5h 26m

C$ 372

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Thu 28/5

2:20 p.m.-12:20 a.m.

1 stop7h 00m

Washington, D.C. Dulles Intl

Mon 1/6

5:55 p.m.-10:25 p.m.

1 stop7h 30m

C$ 375

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Sun 10/5

11:20 p.m.-7:25 a.m.

Nonstop5h 05m

Washington, D.C. Dulles Intl

Sat 16/5

10:05 p.m.-12:52 a.m.

Nonstop5h 47m

C$ 379

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Tue 19/5

6:20 a.m.-3:50 p.m.

1 stop6h 30m

Washington, D.C. Dulles Intl

Sat 30/5

5:50 a.m.-12:10 p.m.

2 stops9h 20m

C$ 382

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Thu 4/6

4:49 p.m.-12:55 a.m.

Nonstop5h 06m

Washington, D.C. Dulles Intl

Sun 7/6

7:00 a.m.-9:26 a.m.

Nonstop5h 26m

C$ 387

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Sat 23/5

4:49 p.m.-12:55 a.m.

Nonstop5h 06m

Washington, D.C. Dulles Intl

Mon 25/5

7:00 a.m.-9:26 a.m.

Nonstop5h 26m

C$ 390

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Sun 24/5

9:30 p.m.-5:36 a.m.

Nonstop5h 06m

Washington, D.C. Dulles Intl

Sat 30/5

10:20 p.m.-12:57 a.m.

Nonstop5h 37m

C$ 392

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Tue 4/8

9:35 p.m.-5:41 a.m.

Nonstop5h 06m

Washington, D.C. Dulles Intl

Sat 8/8

10:20 p.m.-12:57 a.m.

Nonstop5h 37m

C$ 394

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Wed 1/7

10:41 p.m.-6:47 a.m.

Nonstop5h 06m

Washington, D.C. Dulles Intl

Sun 19/7

10:20 p.m.-12:57 a.m.

Nonstop5h 37m

C$ 397

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Los Angeles to Washington, D.C. Dulles Intl Airport

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

What is the typical price of a round-trip flight between Los Angeles and Washington, D.C. Dulles Intl Airport?

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

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Los Angeles is in May. Flight prices, which tend to average around C$ 461, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. Dulles Intl Airport in May, then you should wait until July to fly from Los Angeles, when ticket prices are also cheap, with an average price of C$ 476.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Friday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Los Angeles. The lowest ticket price found for a Friday departure recently was C$ 957. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. 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 Washington, D.C. Dulles Intl Airport on Tuesday is C$ 1,086.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our most recent data shows that the best time of day to fly to Washington, D.C. Dulles Intl Airport is in the evening. Flights from Los Angeles to Washington, D.C. Dulles Intl Airport during this time can be as low as C$ 975. In the morning is when there is more demand to fly to Washington, D.C. Dulles Intl Airport, so prices are often more expensive at around C$ 1,086 per ticket.

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

Fly from Los Angeles Los Angeles to Washington, D.C. Dulles Intl for the best Los Angeles Los Angeles - Washington, D.C. Dulles Intl flight prices

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around C$ 554 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Los Angeles for as low as C$ 383 on momondo.

What cabin class options are available on Los Angeles Los Angeles to Washington, D.C. Dulles Intl flights?

There are 2 cabin classes available to choose from on Los Angeles Los Angeles to Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 65% on your flight if you consider stops on a Los Angeles to Washington, D.C. Dulles Intl Airport flight.

How have Los Angeles to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of April 2026, prices for Los Angeles to Washington, D.C. Dulles Intl Airport flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Los Angeles to Washington, D.C. Dulles Intl Airport (LAX to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Washington, D.C. Dulles Intl Airport

Best price found

C$ 353

Fastest flight time

5h 03m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Los Angeles in the past 72 hours is C$ 353. The best round-trip flight deal from Los Angeles to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is C$ 957.
The fastest flight from Los Angeles to Washington, D.C. Dulles Intl Airport takes 5h 03m
Direct flights go from Los Angeles to Washington, D.C. Dulles Intl Airport every day.

Frequently asked questions about flying from Los Angeles to Washington, D.C. Dulles Intl Airport

  • How far is Los Angeles to Washington, D.C. Dulles Intl by plane?

    Washington, D.C. Dulles Intl is 3659.7 km away from Los Angeles. By plane, this route typically takes 5h 03m.

  • When did momondo last update prices for flights from Los Angeles Los Angeles Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Los Angeles Los Angeles Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How old do you have to be to fly from Los Angeles Los Angeles Airport to Washington, D.C. Dulles Intl Airport?

    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 Los Angeles Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Los Angeles to Washington, D.C. Dulles Intl Airport?

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Chantilly
Fairfax
Gaithersburg
Linthicum Heights
Bethesda
National Harbor
Reston
Laurel
Herndon
Winchester
Arlington
Fredericksburg
Ashburn
Leesburg
Manassas
Woodbridge
Silver Spring
Sterling

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Los Angeles to Washington, D.C. . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Los Angeles to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Los Angeles to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Los Angeles. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Los Angeles to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Thu 21/5
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