Cheap flights from Washington, D.C. Dulles Intl Airport to Los Angeles from C$ 153
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 23/2. Fares are subject to change and may not be available on all flights or dates of travel.
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 23 October 2025.
Find flight deals from Dulles Intl to Los Angeles
Cheapest flights from Dulles Intl to Los AngelesExplore 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 23 October 2025.
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 23 October 2025.
Cheapflights Fare Finder
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
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Wed 19/11
7:40 a.m.-11:55 a.m.
1 stop7h 15m
Los Angeles
Wed 10/12
8:40 a.m.-10:00 p.m.
1 stop10h 20m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Fri 12/12
6:45 a.m.-9:37 a.m.
Nonstop5h 52m
Los Angeles
Mon 15/12
11:40 p.m.-7:31 a.m.
Nonstop4h 51m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Sun 7/12
5:05 a.m.-10:05 a.m.
1 stop8h 00m
Los Angeles
Tue 20/1
8:45 a.m.-9:55 p.m.
2 stops10h 10m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Sat 10/1
3:45 p.m.-8:50 p.m.
1 stop8h 05m
Los Angeles
Sat 24/1
10:55 a.m.-10:10 p.m.
2 stops8h 15m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Mon 24/11
5:50 p.m.-10:50 p.m.
1 stop8h 00m
Los Angeles
Thu 4/12
8:35 a.m.-10:00 p.m.
2 stops10h 25m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Wed 10/12
7:34 a.m.-3:20 p.m.
1 stop10h 46m
Los Angeles
Mon 15/12
5:37 p.m.-6:06 a.m.
1 stop9h 29m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Sun 7/12
5:50 p.m.-10:50 p.m.
1 stop8h 00m
Los Angeles
Sun 14/12
7:25 a.m.-5:10 p.m.
1 stop6h 45m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Tue 17/2
3:45 p.m.-6:42 p.m.
Nonstop5h 57m
Los Angeles
Wed 25/2
10:15 a.m.-6:06 p.m.
Nonstop4h 51m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Sat 6/12
3:23 p.m.-6:10 p.m.
Nonstop5h 47m
Los Angeles
Tue 16/12
6:55 a.m.-2:50 p.m.
Nonstop4h 55m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Tue 10/3
7:00 a.m.-2:40 p.m.
1 stop10h 40m
Los Angeles
Wed 11/3
5:00 p.m.-5:55 a.m.
1 stop9h 55m
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?
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 25 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, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles (average of C$ 196). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in March is currently the most expensive (average of C$ 318). 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?
One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Los Angeles is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 84% on airfare.
How often are flights from Washington, D.C. to Los Angeles delayed?
About 14% of weekly flights between Washington, D.C. and Los Angeles have experienced delays in the past year, with the average delay time being 198 minutes.
What is the most punctual flight time for Washington, D.C. to Los Angeles flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Washington, D.C. to Los Angeles flights?
Over the past year, ITA Airways has had the lowest number of delays on this route, with no flights being classified as delayed.
Related info for your journey
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Alternative routes for Dulles Intl to Los Angeles
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