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Cheap flights from Washington, D.C. Dulles Intl Airport to Los Angeles from £100

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 28/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LAX
16 Jan — 23 Jan1
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 17 December 2025.

Wed 17/1206:45IAD - LAX
Nonstop5h 52mUnited Airlines
Sun 11/123:25LAX - IAD
Nonstop4h 49mUnited Airlines
Deal found 15/12£254
Wed 17/1216:40IAD - LAX
1 stop7h 40mSouthwest
Thu 15/107:35LAX - IAD
1 stop6h 25mSouthwest
Deal found 16/12£261
Wed 17/1207:40IAD - LAX
1 stop9h 50mSouthwest
Mon 12/105:45LAX - IAD
1 stop8h 05mSouthwest
Deal found 15/12£269
Wed 17/1207:40IAD - LAX
2 stops9h 55mSouthwest
Sun 11/105:00LAX - IAD
1 stop9h 00mSouthwest
Deal found 15/12£272
Wed 31/1220:15IAD - LAX
Nonstop5h 55mUnited Airlines
Wed 7/123:25LAX - IAD
Nonstop4h 49mUnited Airlines
Deal found 15/12£286
Tue 23/1219:50IAD - LAX
1 stop7h 20mSouthwest
Sat 10/105:40LAX - IAD
1 stop6h 15mSouthwest
Deal found 16/12£292
Thu 18/1206:10IAD - LAX
Nonstop5h 53mUnited Airlines
Sun 11/121:30LAX - IAD
Nonstop4h 54mUnited Airlines
Deal found 15/12£296
Tue 23/1219:50IAD - LAX
1 stop7h 20mSouthwest
Fri 9/105:45LAX - IAD
1 stop8h 05mSouthwest
Deal found 15/12£299
Tue 23/1219:50IAD - LAX
1 stop7h 20mSouthwest
Thu 8/106:30LAX - IAD
1 stop6h 20mSouthwest
Deal found 16/12£300
Thu 18/1205:05IAD - LAX
1 stop8h 00mSouthwest
Sun 11/105:00LAX - IAD
1 stop9h 00mSouthwest
Deal found 15/12£311
Wed 24/1207:45IAD - LAX
Nonstop5h 53mUnited Airlines
Thu 8/113:25LAX - IAD
Nonstop4h 54mUnited Airlines
Deal found 15/12£314

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 17 December 2025.

Round-trip from

£177

One-way from

£100

Popular in

December

Cheapest in

July

Average price

£384
United Airlines
  • United Airlines
  • 6/1-24/1
  • Nonstop
  • 10h 40m total
  • Washington, D.C. to Los Angeles
Search Deals
Southwest
  • Southwest
  • 28/1
  • 2 total stops
  • 10h 10m 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).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 17 December 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 21/1

18:45-21:41

Nonstop5h 56m

Los Angeles

Sat 24/1

08:40-16:22

Nonstop4h 42m

£177

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sun 1/2

22:05-00:59

Nonstop5h 54m

Los Angeles

Wed 11/2

21:30-05:24

Nonstop4h 54m

£184

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Tue 10/2

18:00-20:44

Nonstop5h 44m

Los Angeles

Sun 15/2

21:34-05:26

Nonstop4h 52m

£184

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Tue 10/2

17:30-22:00

1 stop7h 30m

Los Angeles

Sun 15/2

06:00-16:00

1 stop7h 00m

£192

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 21/1

09:05-14:40

1 stop8h 35m

Los Angeles

Sat 24/1

05:40-14:55

1 stop6h 15m

£192

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 17/1

15:45-20:50

1 stop8h 05m

Los Angeles

Fri 23/1

05:45-16:50

1 stop8h 05m

£192

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 5/3

18:00-20:41

Nonstop5h 41m

Los Angeles

Mon 9/3

23:39-07:29

Nonstop4h 50m

£192

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 7/3

16:45-21:35

1 stop7h 50m

Los Angeles

Tue 10/3

09:30-23:40

2 stops11h 10m

£195

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 14/1

09:05-14:40

1 stop8h 35m

Los Angeles

Wed 21/1

05:45-16:50

1 stop8h 05m

£202

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 7/3

19:13-22:16

Nonstop6h 03m

Los Angeles

Sun 15/3

23:39-07:29

Nonstop4h 50m

£207

Flights are sorted by cheapest return flights first.

Deals found on 14/12

Showing 1-10 of 23 results
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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 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 December 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 64 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, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles (average of £104). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in December is currently the most expensive (average of £177). 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 17 December 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 at midday, which can drop the price by up to 93% versus a flight in the evening.

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 8 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 £177, United Airlines can have you in Los Angeles from Washington, D.C. Dulles Intl Airport in 5h 56m. 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: Egyptair (96%), Ethiopian Air (95%), Air China( 90%).

  • 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, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles (average of £104). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in December is currently the most expensive (average of £177). 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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Can Cheapflights find flights from Dulles Intl to Los Angeles with no change fees?

Yes, we can. To see specific flights from Dulles Intl to Los Angeles with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Dulles Intl to Los Angeles become cheaper?

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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