Cheap flights from Washington, D.C. Dulles Intl Airport to Los Angeles
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 |
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.
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?
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?
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.
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Alternative routes for Dulles Intl to Los Angeles
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Can Cheapflights find flights from Dulles Intl to Los Angeles with no change fees?
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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.