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Cheap flights from Washington, D.C. Dulles Intl Airport to Los Angeles from C$ 242

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LAX
6 Sep — 13 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dulles Intl to Los Angeles

Enter your travel dates to find the best prices.

Cheapest flights from Dulles Intl to Los Angeles
Explore the most affordable flight options available from Dulles Intl to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 August 2026.

Thu 15/1010:13 p.m. -
Nonstop5h 32m
Tue 20/108:15 a.m. -
Nonstop5h 06m
Deal found 3/8C$ 402
Fri 4/910:23 p.m. -
Nonstop5h 36m
Sun 6/94:15 p.m. -
Nonstop5h 01m
Deal found 5/8C$ 406
Mon 7/97:00 a.m. -
Nonstop5h 34m
Sun 13/99:39 p.m. -
Nonstop5h 01m
Deal found 2/8C$ 411
Mon 14/98:33 p.m. -
Nonstop5h 32m
Fri 18/99:39 p.m. -
Nonstop5h 01m
Deal found 4/8C$ 416
Fri 9/1010:13 p.m. -
Nonstop5h 32m
Tue 13/1010:30 p.m. -
Nonstop4h 59m
Deal found 4/8C$ 418
Sat 29/85:42 p.m. -
Nonstop5h 37m
Tue 8/911:00 p.m. -
Nonstop4h 53m
Deal found 5/8C$ 426
Thu 22/109:28 a.m. -
Nonstop5h 32m
Sat 24/1010:30 p.m. -
Nonstop4h 59m
Deal found 3/8C$ 433
Sun 8/117:51 p.m. -
Nonstop5h 51m
Thu 19/119:42 p.m. -
Nonstop4h 44m
Deal found 6/8C$ 440
Fri 9/1010:13 p.m. -
Nonstop5h 32m
Wed 14/1010:30 p.m. -
Nonstop4h 59m
Deal found 6/8C$ 444
Fri 9/1010:13 p.m. -
Nonstop5h 32m
Sun 11/1011:30 p.m. -
Nonstop4h 51m
Deal found 5/8C$ 455
Thu 17/91:00 p.m. -
Nonstop5h 23m
Thu 17/99:39 p.m. -
Nonstop5h 01m
Deal found 3/8C$ 458
Mon 21/91:00 p.m. -
Nonstop5h 23m
Sat 26/910:54 a.m. -
Nonstop5h 03m
Deal found 6/8C$ 460

Find flight deals from Dulles Intl to Los Angeles

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Los Angeles (LAX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 August 2026.

Round-trip from

C$ 402

One-way from

C$ 242

Popular in

March

Cheapest in

September

Average price

C$ 573
United Airlines
  • United Airlines
  • 3/9-6/9
  • Nonstop
  • 10h 40m total
  • Washington, D.C. to Los Angeles
Search Deals
Frontier
  • Frontier
  • 19/9
  • 2 total stops
  • 19h 20m total
  • Washington, D.C. to Los Angeles
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Los Angeles 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, Cheapflights users made 629,999 searches. Data last updated 7 August 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Los Angeles that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Tue 8/9

8:00 a.m.-10:33 a.m.

Nonstop5h 33m

Los Angeles

Tue 22/9

10:35 p.m.-6:34 a.m.

Nonstop4h 59m

C$ 433
Quickest round-trip

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Fri 23/10

10:13 p.m.-12:45 a.m.

Nonstop5h 32m

Los Angeles

Tue 27/10

9:42 p.m.-5:26 a.m.

Nonstop4h 44m

C$ 514

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Thu 1/10

10:13 p.m.-12:45 a.m.

Nonstop5h 32m

Los Angeles

Sat 10/10

9:10 p.m.-5:11 a.m.

Nonstop5h 01m

C$ 514

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Sat 31/10

12:43 p.m.-3:32 p.m.

Nonstop5h 49m

Los Angeles

Mon 2/11

9:42 p.m.-5:26 a.m.

Nonstop4h 44m

C$ 514

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Sun 20/9

7:00 a.m.-9:34 a.m.

Nonstop5h 34m

Los Angeles

Tue 20/10

9:30 p.m.-5:31 a.m.

Nonstop5h 01m

C$ 514

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Wed 2/9

9:00 a.m.-11:34 a.m.

Nonstop5h 34m

Los Angeles

Wed 9/9

8:17 a.m.-4:23 p.m.

Nonstop5h 06m

C$ 514

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Thu 27/8

10:23 p.m.-12:59 a.m.

Nonstop5h 36m

Los Angeles

Wed 2/9

10:35 p.m.-6:36 a.m.

Nonstop5h 01m

C$ 517

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Fri 30/10

7:02 a.m.-2:34 p.m.

1 stop10h 32m

Los Angeles

Tue 3/11

5:15 p.m.-5:51 a.m.

1 stop9h 36m

C$ 556

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Mon 31/8

5:42 p.m.-8:18 p.m.

Nonstop5h 36m

Los Angeles

Fri 4/9

11:00 p.m.-6:53 a.m.

Nonstop4h 53m

C$ 570

Washington, D.C.Los Angeles

IAD Washington, D.C. Dulles Intl - LAX Los Angeles

IADLAX

Washington, D.C. Dulles Intl

Thu 24/9

8:25 a.m.-10:56 a.m.

Nonstop5h 31m

Los Angeles

Mon 28/9

10:30 p.m.-6:29 a.m.

Nonstop4h 59m

C$ 587

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Dulles Intl to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Los Angeles

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

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Los Angeles may vary depending on when you book. For the best chance of a lower fare, look to book 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles (average of C$ 453). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in March is currently the most expensive (average of C$ 696). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to LAX?

Find hourly flight availability from Dulles Intl to Los Angeles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 August 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Los Angeles as you normally would.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Los Angeles?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Los Angeles flights typically cost between C$ 432 and C$ 717 in October.
The cheapest round-trip price found within the last 5 days was C$ 402 on United Airlines (15 Oct-20 Oct).

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Los Angeles. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Los Angeles from Washington, D.C. Dulles Intl?

    Located just 15.1 km from the city centre, Los Angeles is the airport most travellers will use when flying to Los Angeles from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Los Angeles (LAX) should be relatively easy as there are 15 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.

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

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Los Angeles in 5h 33m. Fly via United Airlines to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Los Angeles is about 3673 km. All flights are typically direct.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Los Angeles?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Los Angeles on time: Cathay Pacific (94%), Ethiopian Air (89%), Egyptair (85%).

  • Can I find deals for flights from Dulles Intl to Los Angeles that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Los Angeles flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Los Angeles?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Los Angeles.

  • Can I find deals for business class flights from Dulles Intl to Los Angeles?

    Yes. Cheapflights offers flight deals from Dulles Intl to Los Angeles by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles (average of C$ 453). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in March is currently the most expensive (average of C$ 696). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
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Alternative routes for Dulles Intl to Los Angeles

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Dulles Intl to Los Angeles?

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dulles Intl to Los Angeles.

Can Cheapflights find flights from Dulles Intl to Los Angeles with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Dulles Intl to Los Angeles flexibly with Cheapflights today.

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