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Cheap flights from Washington, D.C. Dulles Intl Airport to Los Angeles from £80

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LAX
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Los Angeles are usually found in July or January, booked 57 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap 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 18 September 2025.

Round-trip from

£130

One-way from

£80

Popular in

December

Cheapest in

July

Average price

£276

Good one-way deal

£192 or less
United Airlines
  • United Airlines
  • 4/11-11/11
  • Nonstop
  • 10h 42m total
  • Washington, D.C. to Los Angeles
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United Airlines
  • United Airlines
  • 5/11
  • Nonstop
  • 5h 51m total
  • Washington, D.C. to Los Angeles
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£19 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£8 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Los Angeles.
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Find flight deals from Dulles Intl to Los Angeles

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 18 September 2025.

Tue 4/1120:04IAD - LAX
Nonstop5h 51mUnited Airlines
Tue 11/1122:57LAX - IAD
Nonstop4h 51mUnited Airlines
Deal found 15/9£130
Fri 10/1022:14IAD - LAX
Nonstop5h 31mUnited Airlines
Wed 15/1021:35LAX - IAD
Nonstop5h 03mUnited Airlines
Deal found 15/9£144
Tue 21/1007:00IAD - LAX
Nonstop5h 25mUnited Airlines
Tue 28/1022:57LAX - IAD
Nonstop4h 51mUnited Airlines
Deal found 16/9£159
Thu 9/1007:00IAD - LAX
Nonstop5h 25mUnited Airlines
Sat 11/1021:35LAX - IAD
Nonstop5h 03mUnited Airlines
Deal found 16/9£166
Fri 17/1021:28IAD - LAX
1 stop14h 00mMultiple Airlines
Tue 21/1022:53LAX - IAD
1 stop17h 53mMultiple Airlines
Deal found 15/9£169
Fri 10/1022:14IAD - LAX
Nonstop5h 31mUnited Airlines
Sat 18/1021:35LAX - IAD
Nonstop5h 03mUnited Airlines
Deal found 16/9£171
Sat 25/1022:14IAD - LAX
Nonstop5h 31mUnited Airlines
Sat 8/1108:40LAX - IAD
Nonstop4h 46mUnited Airlines
Deal found 16/9£174
Wed 29/1007:40IAD - LAX
2 stops12h 10mSouthwest
Tue 4/1105:50LAX - IAD
1 stop6h 55mSouthwest
Deal found 17/9£177
Fri 17/1018:30IAD - LAX
Nonstop5h 33mUnited Airlines
Tue 21/1023:05LAX - IAD
Nonstop5h 04mUnited Airlines
Deal found 15/9£183
Fri 24/1018:25IAD - LAX
1 stop7h 55mSouthwest
Tue 28/1008:30LAX - IAD
2 stops11h 35mSouthwest
Deal found 16/9£185
Wed 22/1007:40IAD - LAX
2 stops14h 05mSouthwest
Sun 26/1022:00LAX - IAD
1 stop12h 00mSouthwest
Deal found 16/9£185
Wed 5/1118:59IAD - LAX
Nonstop5h 51mUnited Airlines
Tue 11/1122:57LAX - IAD
Nonstop4h 51mUnited Airlines
Deal found 17/9£188

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 18 September 2025.
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

Dulles Intl

Fly to

Los Angeles

Route

Depart

Return

Price

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 19/11

18:59-21:50

Nonstop5h 51m

Los Angeles

Tue 2/12

23:40-07:31

Nonstop4h 51m

£188

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Tue 28/10

07:40-14:25

1 stop9h 45m

Los Angeles

Thu 30/10

05:20-17:40

1 stop9h 20m

£196

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 19/11

20:04-22:55

Nonstop5h 51m

Los Angeles

Thu 27/11

12:45-20:39

Nonstop4h 54m

£196

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 25/10

17:00-21:05

1 stop7h 05m

Los Angeles

Tue 28/10

06:00-16:00

1 stop7h 00m

£196

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sun 25/1

18:45-21:41

Nonstop5h 56m

Los Angeles

Sun 1/2

23:25-07:14

Nonstop4h 49m

£203

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 8/1

17:30-22:00

1 stop7h 30m

Los Angeles

Mon 12/1

05:45-16:50

1 stop8h 05m

£203

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 29/10

22:08-00:59

Nonstop5h 51m

Los Angeles

Sun 2/11

23:30-07:21

Nonstop4h 51m

£203

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 19/11

07:40-14:30

1 stop9h 50m

Los Angeles

Tue 2/12

12:40-22:10

1 stop6h 30m

£210

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 8/1

18:55-08:44

1 stop16h 49m

Los Angeles

Wed 14/1

06:00-17:55

1 stop8h 55m

£217

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Fri 24/10

19:22-21:52

Nonstop5h 30m

Los Angeles

Sun 26/10

23:30-07:21

Nonstop4h 51m

£218

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 20 results
1
2

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 return 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?

Use this chart to determine the optimal time to book a return flight from Dulles Intl to Los Angeles. Price data was last updated on 12 September 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Los Angeles, you should look to book at least 57 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 £573). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in July is currently the most expensive (average of £811). 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 18 September 2025.

When flying from Washington, D.C. Dulles Intl Airport to Los Angeles, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 76% versus a flight in the afternoon.

How much does it cost for a return flight from Washington, D.C. Dulles Intl Airport to Los Angeles?

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?

    Los Angeles (LAX) is the airport you will fly into if you book a flight from Washington, D.C. Dulles Intl to Los Angeles. You should not have trouble finding flights to Los Angeles from Washington, D.C. Dulles Intl; the airport handles an average of 25 inbound flights from Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Los Angeles airport from Washington, D.C. Dulles Intl. It is only a 9.4 mi journey from Los Angeles (LAX) to Los Angeles’s city center.

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

    For as low as £188, United Airlines can have you in Los Angeles from Washington, D.C. Dulles Intl Airport in 5h 51m. The distance from Washington, D.C. Dulles Intl Airport to Los Angeles is about 2282 mi. This flight may include one or multiple stops.

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

    Before booking your flight to Los Angeles from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: Ethiopian Air (92%), Egyptair (92%), United Airlines( 87%).

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

    Looking at all options, your cheapest flight can be booked for £191. While the most popular route (Washington, D.C. Dulles Intl - Los Angeles) can be booked for £205 on average, our data indicates £192 when flying from Washington, D.C. Dulles Intl Airport to Los Angeles.

  • 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 holiday 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 £573). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in July is currently the most expensive (average of £811). 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

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Not ready to book yet? You can track prices for flights from Dulles Intl to Los Angeles on Cheapflights with our Price Alert feature and get notified when better prices are available.

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