
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $278 (Kiwi.com) |
One-way from | $169 (Trip.com) |
Popular in | March |
Cheapest in | September |
Average price | $392 |
Good round-trip deal | $406 or less |
Good one-way deal | $283 or less |
Fly from
Fly to
Route
Depart
Return
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Fri 10/23
12:58 pm-3:19 pm
Nonstop5h 21m
Los Angeles
Sun 10/25
10:39 pm-6:26 am
Nonstop4h 47m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Thu 10/22
12:58 pm-3:19 pm
Nonstop5h 21m
Los Angeles
Thu 10/29
4:42 pm-12:36 am
Nonstop4h 54m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Fri 9/4
5:42 pm-8:18 pm
Nonstop5h 36m
Los Angeles
Sun 9/6
11:00 pm-6:53 am
Nonstop4h 53m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Wed 7/29
3:15 pm-5:47 pm
Nonstop5h 32m
Los Angeles
Mon 8/3
6:00 am-2:05 pm
Nonstop5h 05m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Sat 10/3
8:25 am-10:56 am
Nonstop5h 31m
Los Angeles
Tue 10/6
4:47 pm-7:28 am
1 stop11h 41m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Wed 7/22
7:00 am-9:26 am
Nonstop5h 26m
Los Angeles
Wed 7/29
4:49 pm-12:55 am
Nonstop5h 06m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Thu 12/24
6:59 pm-12:47 am
1 stop8h 48m
Los Angeles
Wed 12/30
12:30 pm-12:20 am
1 stop8h 50m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Sat 8/22
7:00 am-1:52 pm
1 stop9h 52m
Los Angeles
Fri 8/28
4:50 pm-5:40 am
1 stop9h 50m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Thu 7/30
7:00 am-9:26 am
Nonstop5h 26m
Los Angeles
Wed 8/5
11:30 pm-7:33 am
Nonstop5h 03m
Washington, D.C.Los Angeles
IAD - LAX
IADLAX
Washington, D.C. Dulles Intl
Wed 11/25
10:23 pm-1:13 am
Nonstop5h 50m
Los Angeles
Mon 11/30
10:39 pm-6:26 am
Nonstop4h 47m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The best time to book flights from Washington, D.C. Dulles Intl Airport to Los Angeles is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 $333). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in March is currently the most expensive (average of $500). 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.
A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Los Angeles in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight at noon.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Los Angeles flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
About 13% of weekly flights between Washington, D.C. and Los Angeles have experienced delays in the past year, with the average delay time being 187 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
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.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.
Atlanta (ATL) – chosen by Cheapflights users on 33% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Los Angeles on Cheapflights.
Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $191.
Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 7h 35m.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 00m.
Overall
Crew
Food
Comfort
Boarding
Entertainment
Reviews
Anonymous,Jan 2026
STS - LAX
Overall
Crew
Food
Comfort
Boarding
Entertainment
Reviews
Anonymous,Jan 2026
STS - LAX
Overall
Crew
Food
Comfort
Boarding
Entertainment
Reviews
Anonymous,Jan 2026
STS - LAX
Overall
Crew
Food
Comfort
Boarding
Entertainment
Reviews
Anonymous,Jan 2026
STS - LAX
Overall
Crew
Food
Comfort
Boarding
Entertainment
Reviews
Anonymous,Jan 2026
STS - LAX
Overall
Crew
Food
Comfort
Boarding
Entertainment
Reviews
Anonymous,Jan 2026
STS - LAX
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$296 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$372 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$138 | Average$372 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$208 | Average$400 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$227 | Average$401 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$237 | Average$413 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$260 | Average$362 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$328 | Average$567 | FlexibilityNo cancel fee | On-timeN/A |