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 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 189 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.

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.

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 7h 15m. Fly via Southwest or Alaska Airlines 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.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Los Angeles

The most flights from IAD to LAX are scheduled on a Tuesday (30 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

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: Virgin Australia (81%), Air China (80%), United Airlines (78%).

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 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 22 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$ 182+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Los Angeles

Cheap flight deals from Dulles Intl to Los Angeles

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 10 March 2026.

Tue 21/48:20 a.m.

IAD

LAX

2 stops18h 33m

Multiple Airlines

Tue 28/41:52 p.m.

LAX

IAD

1 stop7h 44m

Multiple Airlines

Deal found 10/3C$ 354

Thu 23/412:20 p.m.

IAD

LAX

1 stop9h 46m

Frontier

Tue 28/48:00 a.m.

LAX

IAD

2 stops13h 36m

Frontier

Deal found 10/3C$ 358

Wed 22/47:15 a.m.

IAD

LAX

2 stops19h 38m

Multiple Airlines

Fri 24/411:00 p.m.

LAX

IAD

1 stop7h 54m

Multiple Airlines

Deal found 10/3C$ 361

Wed 11/116:30 a.m.

IAD

LAX

1 stop11h 26m

Alaska Airlines

Wed 11/115:15 p.m.

LAX

IAD

1 stop11h 13m

Alaska Airlines

Deal found 8/3C$ 368

Fri 24/47:10 a.m.

IAD

LAX

1 stop9h 33m

Multiple Airlines

Wed 29/41:52 p.m.

LAX

IAD

1 stop7h 44m

Multiple Airlines

Deal found 10/3C$ 373

Thu 2/48:53 p.m.

IAD

LAX

Nonstop5h 51m

United Airlines

Mon 4/510:10 p.m.

LAX

IAD

Nonstop5h 02m

United Airlines

Deal found 10/3C$ 376

Wed 22/46:10 a.m.

IAD

LAX

Nonstop5h 40m

American Airlines

Mon 27/49:45 p.m.

LAX

IAD

Nonstop4h 55m

American Airlines

Deal found 10/3C$ 377

Tue 21/47:00 a.m.

IAD

LAX

1 stop10h 11m

Multiple Airlines

Wed 29/41:52 p.m.

LAX

IAD

1 stop7h 44m

Multiple Airlines

Deal found 10/3C$ 379

Wed 13/56:20 a.m.

IAD

LAX

2 stops9h 40m

Southwest

Sat 16/56:00 a.m.

LAX

IAD

1 stop7h 25m

Southwest

Deal found 9/3C$ 383

Sat 2/57:10 a.m.

IAD

LAX

1 stop17h 47m

Alaska Airlines

Wed 6/57:50 p.m.

LAX

IAD

1 stop25h 19m

Alaska Airlines

Deal found 9/3C$ 387

Wed 8/48:53 p.m.

IAD

LAX

Nonstop5h 51m

United Airlines

Mon 13/410:35 p.m.

LAX

IAD

Nonstop5h 02m

United Airlines

Deal found 8/3C$ 388

Tue 14/44:30 p.m.

IAD

LAX

1 stop7h 15m

Southwest

Mon 20/45:10 a.m.

LAX

IAD

1 stop8h 55m

Southwest

Deal found 10/3C$ 389

Find flight deals from Dulles Intl to Los Angeles

Round-trip from	C$ 349
One-way from	C$ 182
Popular in	March
Cheapest in	May
Average price	C$ 650

United Airlines
8/5-10/5
Nonstop
10h 52m total
Washington, D.C. to Los Angeles

Search Deals

Southwest
9/6
1 total stop
6h 45m total
Washington, D.C. to Los Angeles

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 56 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 18 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

Wed 3/6

6:20 a.m.-10:30 a.m.

1 stop7h 10m

Los Angeles Los Angeles

Wed 10/6

1:15 p.m.-12:50 a.m.

1 stop8h 35m

C$ 376

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 16/5

5:50 a.m.-10:30 a.m.

1 stop7h 40m

Los Angeles Los Angeles

Tue 19/5

10:45 a.m.-11:40 p.m.

2 stops9h 55m

C$ 383

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 25/4

5:50 a.m.-12:10 p.m.

2 stops9h 20m

Los Angeles Los Angeles

Thu 30/4

2:20 p.m.-12:20 a.m.

1 stop7h 00m

C$ 383

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Tue 21/4

6:20 a.m.-1:00 p.m.

2 stops9h 40m

Los Angeles Los Angeles

Tue 28/4

10:55 a.m.-11:40 p.m.

2 stops9h 45m

C$ 389

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 22/4

4:30 p.m.-8:45 p.m.

1 stop7h 15m

Los Angeles Los Angeles

Mon 27/4

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

1 stop10h 20m

C$ 396

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Tue 16/6

4:45 p.m.-10:50 p.m.

1 stop9h 05m

Los Angeles Los Angeles

Thu 18/6

2:55 p.m.-12:30 a.m.

1 stop6h 35m

C$ 403

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Tue 19/5

6:20 a.m.-1:00 p.m.

2 stops9h 40m

Los Angeles Los Angeles

Mon 25/5

2:20 p.m.-12:20 a.m.

1 stop7h 00m

C$ 410

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 23/4

5:55 a.m.-12:35 p.m.

2 stops9h 40m

Los Angeles Los Angeles

Mon 27/4

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

1 stop10h 20m

C$ 418

Quickest round-trip

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 17/6

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

Nonstop5h 37m

Los Angeles Los Angeles

Thu 25/6

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

Nonstop5h 03m

C$ 484

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Tue 2/6

8:18 p.m.-10:55 p.m.

Nonstop5h 37m

Los Angeles Los Angeles

Tue 30/6

4:49 p.m.-12:55 a.m.

Nonstop5h 06m

C$ 484

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Showing 1-10 of 22 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

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Airlines

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$ 190). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in March is currently the most expensive (average of C$ 347). 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.

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 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 22 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 7h 15m. Fly via Southwest or Alaska Airlines 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: Virgin Australia (81%), Air China (80%), United Airlines (78%).
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$ 190). Flying from Washington, D.C. Dulles Intl Airport to Los Angeles in March is currently the most expensive (average of C$ 347). 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$ 182

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 9/6. 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 10 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 10 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 10 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 10 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 10 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 10 March 2026.

Last-minute flights from Dulles Intl to Los AngelesDiscover last-minute flight deals from Dulles Intl to Los Angeles. Data last updated 10 March 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Los Angeles. Data last updated 10 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 10 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 10 March 2026.

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

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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?

Weekly flight availability 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 10 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 10 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 10 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 10 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 10 March 2026.