Cheap flights from Los Angeles to Washington, D.C. from C$ 189

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 5/6. 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

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American Airlines Logo
9:45 p.m. - 5:40 a.m.
LAX
-
IAD
4h 55mdirect
American Airlines Logo
6:10 a.m. - 8:50 a.m.
IAD
-
LAX
5h 40mdirect
C$ 352American Airlines
Wed, 15 Apr - Tue, 21 Apr
Hawaiian Airlines Logo
3:53 p.m. - 5:40 a.m.
LAX
-
IAD
10h 47m
1 stop
Hawaiian Airlines Logo
7:00 a.m. - 2:11 p.m.
IAD
-
LAX
10h 11m
1 stop
C$ 354Hawaiian Airlines
Wed, 15 Apr - Tue, 21 Apr
Southwest Logo
11:00 a.m. - 12:20 a.m.
LAX
-
IAD
10h 20m
1 stop
Southwest Logo
6:20 a.m. - 1:00 p.m.
IAD
-
LAX
9h 40m
2 stops
C$ 358Southwest
Mon, 27 Apr - Wed, 29 Apr
Alaska Airlines Logo
3:45 p.m. - 5:50 a.m.
LAX
-
IAD
11h 05m
1 stop
Alaska Airlines Logo
9:00 a.m. - 3:48 p.m.
IAD
-
LAX
9h 48m
1 stop
C$ 368Alaska Airlines
Wed, 29 Apr - Thu, 30 Apr
United Airlines Logo
11:20 p.m. - 7:25 a.m.
LAX
-
IAD
5h 05mdirect
United Airlines Logo
8:57 a.m. - 11:45 a.m.
IAD
-
LAX
5h 48mdirect
C$ 369United Airlines
Fri, 24 Apr - Sat, 25 Apr
Southwest Logo
2:20 p.m. - 12:20 a.m.
LAX
-
IAD
7h 00m
1 stop
Southwest Logo
5:30 p.m. - 10:00 p.m.
IAD
-
LAX
7h 30m
1 stop
C$ 371Southwest
Thu, 14 May - Tue, 19 May
United Airlines Logo
9:20 p.m. - 5:25 a.m.
LAX
-
IAD
5h 05mdirect
United Airlines Logo
10:05 p.m. - 12:55 a.m.
IAD
-
LAX
5h 50mdirect
C$ 376United Airlines
Thu, 9 Apr - Sat, 11 Apr
Southwest Logo
11:10 a.m. - 12:20 a.m.
LAX
-
IAD
10h 10m
2 stops
Southwest Logo
5:50 a.m. - 10:30 a.m.
IAD
-
LAX
7h 40m
1 stop
C$ 377Southwest
Mon, 11 May - Sat, 16 May
Southwest Logo
2:20 p.m. - 12:20 a.m.
LAX
-
IAD
7h 00m
1 stop
Southwest Logo
6:20 a.m. - 1:20 p.m.
IAD
-
LAX
10h 00m
2 stops
C$ 383Southwest
Thu, 9 Apr - Wed, 15 Apr
Southwest Logo
10:30 a.m. - 10:55 p.m.
LAX
-
IAD
9h 25m
2 stops
Southwest Logo
6:20 a.m. - 1:00 p.m.
IAD
-
LAX
9h 40m
2 stops
C$ 384Southwest
Sat, 18 Apr - Wed, 22 Apr

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

Our best Alaska Airlines deals on Los Angeles to Washington, D.C. Dulles Intl Airport flight tickets
Alaska Airlines
29 Apr
LAX3:45 p.m.Los Angeles Los Angeles
11h 05m
1 stop
IAD5:50 a.m.Washington, D.C. Dulles Intl
30 Apr
IAD9:00 a.m.Washington, D.C. Dulles Intl
9h 48m
1 stop
LAX3:48 p.m.Los Angeles Los Angeles
C$ 368
Alaska Airlines
29 Apr
LAX4:57 p.m.Los Angeles Los Angeles
9h 53m
1 stop
IAD5:50 a.m.Washington, D.C. Dulles Intl
30 Apr
IAD9:00 a.m.Washington, D.C. Dulles Intl
9h 48m
1 stop
LAX3:48 p.m.Los Angeles Los Angeles
C$ 395
Alaska Airlines
23 Apr
LAX6:30 a.m.Los Angeles Los Angeles
14h 39m
1 stop
IAD12:09 a.m.Washington, D.C. Dulles Intl
26 Apr
IAD7:10 a.m.Washington, D.C. Dulles Intl
18h 52m
1 stop
LAX11:02 p.m.Los Angeles Los Angeles
C$ 401

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

Our best Delta deals on Los Angeles to Washington, D.C. Dulles Intl Airport flight tickets
Delta
28 Apr
LAX12:00 p.m.Los Angeles Los Angeles
8h 55m
1 stop
IAD11:55 p.m.Washington, D.C. Dulles Intl
13 May
IAD7:00 a.m.Washington, D.C. Dulles Intl
11h 29m
1 stop
LAX3:29 p.m.Los Angeles Los Angeles
C$ 387
Delta
15 Apr
LAX12:00 p.m.Los Angeles Los Angeles
8h 55m
1 stop
IAD11:55 p.m.Washington, D.C. Dulles Intl
21 Apr
IAD7:00 a.m.Washington, D.C. Dulles Intl
12h 28m
1 stop
LAX4:28 p.m.Los Angeles Los Angeles
C$ 414
Delta
18 Mar
LAX10:55 p.m.Los Angeles Los Angeles
7h 15m
1 stop
IAD9:10 a.m.Washington, D.C. Dulles Intl
14 Apr
IAD7:00 a.m.Washington, D.C. Dulles Intl
12h 28m
1 stop
LAX4:28 p.m.Los Angeles Los Angeles
C$ 606

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 12 March 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
Quickest round-trip

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Wed 15/4

9:45 p.m.-5:40 a.m.

Nonstop4h 55m

Washington, D.C. Dulles Intl

Tue 21/4

6:10 a.m.-8:50 a.m.

Nonstop5h 40m

C$ 352

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Wed 15/4

3:53 p.m.-5:40 a.m.

1 stop10h 47m

Washington, D.C. Dulles Intl

Tue 21/4

7:00 a.m.-2:11 p.m.

1 stop10h 11m

C$ 354

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Mon 27/4

11:00 a.m.-12:20 a.m.

1 stop10h 20m

Washington, D.C. Dulles Intl

Wed 29/4

6:20 a.m.-1:00 p.m.

2 stops9h 40m

C$ 358

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Wed 29/4

3:45 p.m.-5:50 a.m.

1 stop11h 05m

Washington, D.C. Dulles Intl

Thu 30/4

9:00 a.m.-3:48 p.m.

1 stop9h 48m

C$ 368

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Fri 24/4

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

Nonstop5h 05m

Washington, D.C. Dulles Intl

Sat 25/4

8:57 a.m.-11:45 a.m.

Nonstop5h 48m

C$ 369

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Thu 14/5

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

1 stop7h 00m

Washington, D.C. Dulles Intl

Tue 19/5

5:30 p.m.-10:00 p.m.

1 stop7h 30m

C$ 371

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Thu 9/4

9:20 p.m.-5:25 a.m.

Nonstop5h 05m

Washington, D.C. Dulles Intl

Sat 11/4

10:05 p.m.-12:55 a.m.

Nonstop5h 50m

C$ 376

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Mon 11/5

11:10 a.m.-12:20 a.m.

2 stops10h 10m

Washington, D.C. Dulles Intl

Sat 16/5

5:50 a.m.-10:30 a.m.

1 stop7h 40m

C$ 377

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Thu 9/4

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

1 stop7h 00m

Washington, D.C. Dulles Intl

Wed 15/4

6:20 a.m.-1:20 p.m.

2 stops10h 00m

C$ 383

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles Los Angeles

Sat 18/4

10:30 a.m.-10:55 p.m.

2 stops9h 25m

Washington, D.C. Dulles Intl

Wed 22/4

6:20 a.m.-1:00 p.m.

2 stops9h 40m

C$ 384

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 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$ 444, 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$ 458.

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 morning. Flights from Los Angeles to Washington, D.C. Dulles Intl Airport during this time can be as low as C$ 532. In the evening is when there is more demand to fly to Washington, D.C. Dulles Intl Airport, so prices are often more expensive at around C$ 1,138 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$ 539 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$ 384 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 March 2026, prices for Los Angeles to Washington, D.C. Dulles Intl Airport flights are approximately 4% 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

Fastest flight time

5h 05m

Direct flights

Every day
The fastest flight from Los Angeles to Washington, D.C. Dulles Intl Airport takes 5h 05m
Direct flights go from Los Angeles to Washington, D.C. Dulles Intl Airport every day.
  • How far is Los Angeles Los Angeles to Washington, D.C. Dulles Intl by plane?

    Washington, D.C. Dulles Intl is 3659.7 km away from Los Angeles Los Angeles. By plane, this route typically takes 5h 05m.

  • 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
Gaithersburg
Fairfax
Linthicum Heights
Bethesda
National Harbor
Reston
Laurel
Herndon
Winchester
Arlington
Leesburg
Fredericksburg
Ashburn
Manassas
Woodbridge
Silver Spring
Rockville

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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Sat 11/4
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