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

IAD — LAX
24 Aug — 31 Aug1
1 adult

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 Thursday

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 19 August 2025.

Round-trip from

£120

One-way from

£85

Popular in

December

Cheapest in

July

Average price

£249

Good one-way deal

£139 or less
Frontier
  • Frontier
  • 15/9-22/9
  • 2 total stops
  • 17h 10m total
  • Washington, D.C. to Los Angeles
8/9
  • 8/9
  • 2 total stops
  • 26h 41m total
  • Washington, D.C. to Los Angeles
Highest demand for flights based on searches. 8% potential increase in price (£20 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£9 potential savings vs. average return price).
Average for round-trip flights in August 2025
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Los Angeles.

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 8 August 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles (average of £575). 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 19 August 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 72% versus a flight in the afternoon.

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 17 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 £182, United Airlines can have you in Los Angeles from Washington, D.C. Dulles Intl Airport in 5h 25m. 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: Singapore Airlines (100%), Ethiopian Air (89%), Egyptair( 80%).

  • 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 £128. While the most popular route (Washington, D.C. Dulles Intl - Los Angeles) can be booked for £157 on average our data indicates £161 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles (average of £575). 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.

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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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