Which airline has the best punctuality record on Washington, D.C. to Los Angeles flights?

Over the past year, United Airlines has had the lowest number of delays on this route, with just 11% of flights being delayed.

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.

How often are flights from Washington, D.C. to Los Angeles delayed?

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.

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.

How long is the flight from Washington, D.C. Dulles Intl Airport to Los Angeles?

There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Los Angeles in 5h 50m. Fly via United Airlines or Southwest to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Los Angeles is about 3673 km. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Los Angeles ranges from 0.0 - 87.0 mm per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit Los Angeles when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Los Angeles, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Los Angeles?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Los Angeles on time: ITA Airways (100%), Virgin Australia (83%), United Airlines (82%).

What airport do you fly into for flights to Los Angeles from Washington, D.C. Dulles Intl?

Located just 15.1 km from the city centre, Los Angeles is the airport most travellers will use when flying to Los Angeles from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Los Angeles (LAX) should be relatively easy as there are 20 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.

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 vacation 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.

C$ 199+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Los Angeles

Q: How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Los Angeles?

Airfare is below average for this route at the moment. Washington, D.C. Dulles Intl Airport to Los Angeles flights typically cost between C$ 780 and C$ 450 in April. The cheapest round-trip price found within the last 3 days was C$ 363 on Southwest (15 Apr-21 Apr).

Cheap flight deals from Dulles Intl to Los Angeles

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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 25 March 2026.

Wed 15/44:30 p.m.

IAD

LAX

1 stop7h 15m

Southwest

Tue 21/46:20 a.m.

LAX

IAD

1 stop6h 30m

Southwest

Deal found 23/3C$ 363

Fri 17/44:30 p.m.

IAD

LAX

1 stop9h 50m

Southwest

Tue 21/410:45 a.m.

LAX

IAD

2 stops9h 55m

Southwest

Deal found 25/3C$ 369

Mon 13/45:55 a.m.

IAD

LAX

1 stop8h 25m

Southwest

Fri 17/45:10 a.m.

LAX

IAD

1 stop8h 55m

Southwest

Deal found 22/3C$ 371

Fri 24/46:00 a.m.

IAD

LAX

2 stops16h 06m

Frontier

Fri 1/51:52 p.m.

LAX

IAD

1 stop7h 44m

Frontier

Deal found 25/3C$ 374

Wed 22/48:53 p.m.

IAD

LAX

Nonstop5h 51m

United Airlines

Wed 6/510:10 p.m.

LAX

IAD

Nonstop5h 02m

United Airlines

Deal found 24/3C$ 375

Wed 22/46:20 a.m.

IAD

LAX

2 stops10h 00m

Southwest

Wed 29/410:45 a.m.

LAX

IAD

2 stops9h 55m

Southwest

Deal found 25/3C$ 377

Sun 3/54:25 p.m.

IAD

LAX

1 stop10h 45m

Southwest

Tue 5/510:45 a.m.

LAX

IAD

2 stops9h 55m

Southwest

Deal found 24/3C$ 378

Mon 4/55:55 a.m.

IAD

LAX

2 stops9h 40m

Southwest

Fri 8/55:10 a.m.

LAX

IAD

1 stop8h 55m

Southwest

Deal found 24/3C$ 380

Fri 8/55:55 a.m.

IAD

LAX

2 stops9h 40m

Southwest

Mon 11/511:00 a.m.

LAX

IAD

1 stop10h 20m

Southwest

Deal found 23/3C$ 386

Tue 14/46:20 a.m.

IAD

LAX

1 stop7h 10m

Southwest

Mon 20/45:10 a.m.

LAX

IAD

1 stop8h 55m

Southwest

Deal found 24/3C$ 391

Tue 12/56:55 p.m.

IAD

LAX

Nonstop5h 53m

United Airlines

Mon 18/510:10 p.m.

LAX

IAD

Nonstop5h 02m

United Airlines

Deal found 24/3C$ 392

Find flight deals from Dulles Intl to Los Angeles

Round-trip from	C$ 363
One-way from	C$ 199
Popular in	March
Cheapest in	May
Average price	C$ 678

Southwest
15/4-21/4
2 total stops
13h 45m total
Washington, D.C. to Los Angeles

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Southwest
29/5
1 total stop
7h 30m total
Washington, D.C. to Los Angeles

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 61 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease (C$ 21 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2026

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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

Cheapest round-trip

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 23/4

10:05 p.m.-12:55 a.m.

Nonstop5h 50m

Los Angeles

Mon 27/4

9:20 p.m.-5:25 a.m.

Nonstop5h 05m

C$ 408

Quickest round-trip

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 4/6

7:00 a.m.-9:26 a.m.

Nonstop5h 26m

Los Angeles

Mon 8/6

11:30 p.m.-7:33 a.m.

Nonstop5h 03m

C$ 408

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Tue 12/5

4:30 p.m.-10:05 p.m.

1 stop8h 35m

Los Angeles

Mon 18/5

11:00 a.m.-12:20 a.m.

1 stop10h 20m

C$ 425

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 9/5

8:29 p.m.-11:15 p.m.

Nonstop5h 46m

Los Angeles

Sun 17/5

10:10 p.m.-6:12 a.m.

Nonstop5h 02m

C$ 436

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 22/4

8:53 p.m.-11:44 p.m.

Nonstop5h 51m

Los Angeles

Sun 26/4

9:20 p.m.-5:25 a.m.

Nonstop5h 05m

C$ 488

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 24/6

10:20 p.m.-12:57 a.m.

Nonstop5h 37m

Los Angeles

Thu 2/7

11:30 p.m.-7:33 a.m.

Nonstop5h 03m

C$ 498

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Fri 22/5

10:20 p.m.-12:57 a.m.

Nonstop5h 37m

Los Angeles

Wed 27/5

11:30 p.m.-7:33 a.m.

Nonstop5h 03m

C$ 502

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 2/5

7:10 a.m.-8:29 p.m.

2 stops16h 19m

Los Angeles

Tue 5/5

10:00 a.m.-12:09 a.m.

1 stop11h 09m

C$ 539

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 18/4

8:57 a.m.-11:45 a.m.

Nonstop5h 48m

Los Angeles

Tue 21/4

9:20 p.m.-5:25 a.m.

Nonstop5h 05m

C$ 543

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 29/4

7:10 a.m.-3:48 p.m.

1 stop11h 38m

Los Angeles

Tue 5/5

9:31 a.m.-12:09 a.m.

2 stops11h 38m

C$ 550

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 24 resultsSorted by cheapest first

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.

IAD-LAX

Estimated round-trip 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

Prices

Delays

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$ 193). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in March is currently the most expensive (average of C$ 352). 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 81% on airfare.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Los Angeles?

Related info for your journey

What airport do you fly into for flights to Los Angeles from Washington, D.C. Dulles Intl?
Located just 15.1 km from the city centre, Los Angeles is the airport most travellers will use when flying to Los Angeles from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Los Angeles (LAX) should be relatively easy as there are 20 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.
How long is the flight from Washington, D.C. Dulles Intl Airport to Los Angeles?
There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Los Angeles in 5h 50m. Fly via United Airlines or Southwest to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Los Angeles is about 3673 km. This flight may include one or multiple stops.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Los Angeles?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Los Angeles on time: ITA Airways (100%), Virgin Australia (83%), United Airlines (82%).
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 vacation 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 C$ 193). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in March is currently the most expensive (average of C$ 352). 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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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dulles Intl to Los Angeles.

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Dulles Intl to Los Angeles flexibly with Cheapflights today.

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Cheap flights from Washington, D.C. Dulles Intl Airport to Los Angeles from C$ 199

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 24/4. 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

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 25 March 2026.

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 25 March 2026.

Best flights from Dulles Intl to Los AngelesDiscover carefully curated flight deals from Dulles Intl to Los Angeles that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 March 2026.

Discover carefully curated flight deals from Dulles Intl to Los Angeles that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 March 2026.

Direct flights from Dulles Intl to Los AngelesExplore direct flight options from Dulles Intl to Los Angeles based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 March 2026.

Explore direct flight options from Dulles Intl to Los Angeles based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 March 2026.

Last-minute flights from Dulles Intl to Los AngelesDiscover last-minute flight deals from Dulles Intl to Los Angeles. Data last updated 25 March 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Los Angeles. Data last updated 25 March 2026 and is based on user searches.

One-way flights from Dulles Intl to Los AngelesSearch for one-way flight options from Dulles Intl to Los Angeles. Find affordable one-way fares based on user searches. Data last updated 25 March 2026.

Search for one-way flight options from Dulles Intl to Los Angeles. Find affordable one-way fares based on user searches. Data last updated 25 March 2026.

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Best time to book a flight from Dulles Intl to Los Angeles

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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?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles?

What is the cheapest time of day to fly from IAD to LAX?

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Los Angeles?

How often are flights from Washington, D.C. to Los Angeles delayed?

What is the most punctual flight time for Washington, D.C. to Los Angeles flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Washington, D.C. to Los Angeles flights?

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?

How long is the flight from Washington, D.C. Dulles Intl Airport to Los Angeles?

What are the most reliable airlines 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?

How can I find direct flights from Dulles Intl to Los Angeles?

Can I find deals for business class flights from Dulles Intl to Los Angeles?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Los Angeles?

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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 25 March 2026.

Best flights from Dulles Intl to Los Angeles
Discover carefully curated flight deals from Dulles Intl to Los Angeles that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 March 2026.

Direct flights from Dulles Intl to Los Angeles
Explore direct flight options from Dulles Intl to Los Angeles based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 March 2026.

Last-minute flights from Dulles Intl to Los Angeles
Discover last-minute flight deals from Dulles Intl to Los Angeles. Data last updated 25 March 2026 and is based on user searches.

One-way flights from Dulles Intl to Los Angeles
Search for one-way flight options from Dulles Intl to Los Angeles. Find affordable one-way fares based on user searches. Data last updated 25 March 2026.