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

Historically, on average around 9% of flights between Los Angeles and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 132 minutes.

What is the cheapest airline that flies from Los Angeles to Washington, D.C. Dulles Intl?

Southwest, Alaska Airlines, and United Airlines are the most popular carriers operating from Los Angeles to Washington, D.C. Dulles Intl

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

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

According to our data, Cathay Pacific have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

When did momondo last update prices for flights from Los Angeles Airport to Washington, D.C. Dulles Intl Airport?

Prices for flights from Los Angeles Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

How old do you have to be to fly from Los Angeles Airport to Washington, D.C. Dulles Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$183 Cheap Flights from Los Angeles to Washington, D.C. Dulles Intl Airport in 2025/26

Q: How many flights depart from Los Angeles to Washington, D.C. Dulles Intl Airport on average per day?

14 flights are operational daily from Los Angeles to Washington, D.C. Dulles Intl Airport as of October 2025. The most popular departure time for this route is 08:00, with 37% of flights per day taking off in the evening.

Q: How many flights depart from Los Angeles to Washington, D.C. Dulles Intl Airport on average per week?

As of October 2025, 101 flights take off from Los Angeles and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Thu, with 31% of weekly flights taking off on this day.

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09:20 - 22:15LAX-IAD

9h 55m1 stop

07:40 - 16:15IAD-LAX

11h 35m2 stops

$351Southwest

Find Deal

za, 6 dec. - ma, 8 dec.

05:30 - 15:15LAX-IAD

6h 45m1 stop

19:50 - 00:10IAD-LAX

7h 20m1 stop

$354Southwest

Find Deal

za, 13 dec. - zo, 4 jan.

08:35 - 22:00LAX-IAD

10h 25m2 stops

17:50 - 22:50IAD-LAX

8h 00m1 stop

$358Southwest

Find Deal

do, 4 dec. - zo, 7 dec.

08:50 - 21:55LAX-IAD

10h 05m1 stop

09:05 - 16:15IAD-LAX

10h 10m2 stops

$360Southwest

Find Deal

do, 29 jan. - di, 3 feb.

08:45 - 21:55LAX-IAD

10h 10m2 stops

16:30 - 21:25IAD-LAX

7h 55m1 stop

$361Southwest

Find Deal

do, 8 jan. - ma, 12 jan.

16:34 - 00:15LAX-IAD

4h 41mdirect

18:59 - 21:50IAD-LAX

5h 51mdirect

$364United Airlines

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wo, 12 nov. - wo, 19 nov.

16:34 - 00:15LAX-IAD

4h 41mdirect

12:41 - 15:33IAD-LAX

5h 52mdirect

$372United Airlines

Find Deal

ma, 24 nov. - ma, 8 dec.

15:58 - 06:23LAX-IAD

11h 25m1 stop

07:34 - 15:20IAD-LAX

10h 46m1 stop

$394Alaska Airlines

Find Deal

wo, 12 nov. - wo, 10 dec.

15:55 - 05:55LAX-IAD

11h 00m1 stop

07:00 - 14:40IAD-LAX

10h 40m1 stop

$409Alaska Airlines

Find Deal

zo, 15 feb. - wo, 25 feb.

20:51 - 14:29LAX-IAD

38h 38m2 stops

06:05 - 14:03IAD-LAX

10h 58m1 stop

$478Frontier

Find Deal

ma, 15 dec. - ma, 29 dec.

Southwest flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Our best Southwest deals on Los Angeles to Washington, D.C. Dulles Intl Airport flight tickets

Southwest

6 Dec

LAX09:20Los Angeles

9h 55m

1 stop

IAD22:15Washington, D.C. Dulles Intl

8 Dec

IAD07:40Washington, D.C. Dulles Intl

11h 35m

2 stops

LAX16:15Los Angeles

$351

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Southwest

13 Dec

LAX05:30Los Angeles

6h 45m

1 stop

IAD15:15Washington, D.C. Dulles Intl

4 Jan

IAD19:50Washington, D.C. Dulles Intl

7h 20m

1 stop

LAX00:10Los Angeles

$354

Find similar

Southwest

4 Dec

LAX08:35Los Angeles

10h 25m

2 stops

IAD22:00Washington, D.C. Dulles Intl

7 Dec

IAD17:50Washington, D.C. Dulles Intl

8h 00m

1 stop

LAX22:50Los Angeles

$358

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United Airlines flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Los Angeles to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

12 Nov

LAX16:34Los Angeles

4h 41m

IAD00:15Washington, D.C. Dulles Intl

19 Nov

IAD18:59Washington, D.C. Dulles Intl

5h 51m

LAX21:50Los Angeles

$364

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United Airlines

24 Nov

LAX16:34Los Angeles

4h 41m

IAD00:15Washington, D.C. Dulles Intl

8 Dec

IAD12:41Washington, D.C. Dulles Intl

5h 52m

LAX15:33Los Angeles

$372

Find similar

United Airlines

2 Dec

LAX12:45Los Angeles

4h 54m

IAD20:39Washington, D.C. Dulles Intl

5 Dec

IAD22:08Washington, D.C. Dulles Intl

5h 51m

LAX00:59Los Angeles

$380

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momondo Fare Finder

Use the filters below to find and compare flights from Los Angeles to Washington, D.C. Dulles Intl Airport that are best for you.

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Fly to

Route

Depart

Return

Price

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

za 6/12

09:20-22:15

1 stop9h 55m

Washington, D.C. Dulles Intl

ma 8/12

07:40-16:15

2 stops11h 35m

$351

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

za 13/12

05:30-15:15

1 stop6h 45m

Washington, D.C. Dulles Intl

zo 4/1

19:50-00:10

1 stop7h 20m

$354

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

do 4/12

08:35-22:00

2 stops10h 25m

Washington, D.C. Dulles Intl

zo 7/12

17:50-22:50

1 stop8h 00m

$358

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

do 29/1

08:50-21:55

1 stop10h 05m

Washington, D.C. Dulles Intl

di 3/2

09:05-16:15

2 stops10h 10m

$360

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

do 8/1

08:45-21:55

2 stops10h 10m

Washington, D.C. Dulles Intl

ma 12/1

16:30-21:25

1 stop7h 55m

$361

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

wo 12/11

16:34-00:15

Nonstop4h 41m

Washington, D.C. Dulles Intl

wo 19/11

18:59-21:50

Nonstop5h 51m

$364

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

ma 24/11

16:34-00:15

Nonstop4h 41m

Washington, D.C. Dulles Intl

ma 8/12

12:41-15:33

Nonstop5h 52m

$372

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

wo 12/11

15:58-06:23

1 stop11h 25m

Washington, D.C. Dulles Intl

wo 10/12

07:34-15:20

1 stop10h 46m

$394

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

zo 15/2

15:55-05:55

1 stop11h 00m

Washington, D.C. Dulles Intl

wo 25/2

07:00-14:40

1 stop10h 40m

$409

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

ma 15/12

20:51-14:29

2 stops38h 38m

Washington, D.C. Dulles Intl

ma 29/12

06:05-14:03

1 stop10h 58m

$478

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Los Angeles to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Los Angeles is in May. Flight prices, which tend to average around $503, are often lower during this time because this is during the off-season. If you’re not able to fly to Washington, D.C. Dulles Intl Airport in May, then July is your next best option. Flight prices from Los Angeles to Washington, D.C. Dulles Intl Airport during July average around $518.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Saturday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Los Angeles. The lowest ticket price found for a Saturday departure recently was $547. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Monday is $794.

What is the cheapest Los Angeles to Washington, D.C. Dulles Intl flight route?

Fly from Los Angeles to Washington, D.C. Dulles Intl for the best Los Angeles - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $600 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Los Angeles for as low as $507 on momondo.

What cabin class options are available on Los Angeles to Washington, D.C. Dulles Intl flights?

There are 2 cabin classes available to choose from on Los Angeles to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Los Angeles to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 68% on your flight if you consider stops on a Los Angeles to Washington, D.C. Dulles Intl Airport flight.

How have Los Angeles to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of October 2025, prices for Los Angeles to Washington, D.C. Dulles Intl Airport flights are approximately 43% more expensive when compared to flights at the same time last year.

When to book flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Los Angeles to Washington, D.C. Dulles Intl Airport (LAX to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Washington, D.C. Dulles Intl Airport

Best price found	$610
Fastest flight time	4h 41m
Direct flights	Every day

The best flight deal from Los Angeles to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $610

The fastest flight from Los Angeles to Washington, D.C. Dulles Intl Airport takes 4h 41m

Direct flights go from Los Angeles to Washington, D.C. Dulles Intl Airport every day.

Search flight deals

How far is Los Angeles to Washington, D.C. Dulles Intl by plane?
A flight from Los Angeles to Washington, D.C. Dulles Intl will travel around 3659.7 km. By plane, this route typically takes 4h 41m.
When did momondo last update prices for flights from Los Angeles Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Los Angeles Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from Los Angeles Airport to Washington, D.C. Dulles Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Los Angeles to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Los Angeles to Washington, D.C. Dulles Intl Airport is Boeing 737 MAX 9 (18.22% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (17.80%), Boeing 737-900 (17.25%), and Boeing 757-300 (11.69%).

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Why should I use momondo to find a flight deal from Los Angeles to Washington, D.C.?

It is quick and easy to find Los Angeles to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from Los Angeles to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Los Angeles which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Los Angeles to Washington, D.C.?

Once you have performed a search for Los Angeles to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Los Angeles to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Los Angeles and alert you when they change.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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za 29/11

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Cheap flights from Los Angeles to Washington, D.C. from $183

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Washington, D.C. departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Our best Southwest deals on Los Angeles to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Los Angeles to Washington, D.C. Dulles Intl Airport flight tickets

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Los Angeles to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest Los Angeles to Washington, D.C. Dulles Intl flight route?

Fly from Los Angeles to Washington, D.C. Dulles Intl for the best Los Angeles - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

What cabin class options are available on Los Angeles to Washington, D.C. Dulles Intl flights?

There are 2 cabin classes available to choose from on Los Angeles to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Los Angeles to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 68% on your flight if you consider stops on a Los Angeles to Washington, D.C. Dulles Intl Airport flight.

How have Los Angeles to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of October 2025, prices for Los Angeles to Washington, D.C. Dulles Intl Airport flights are approximately 43% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Los Angeles to Washington, D.C. Dulles Intl?

Southwest, Alaska Airlines, and United Airlines are the most popular carriers operating from Los Angeles to Washington, D.C. Dulles Intl

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

Historically, on average around 9% of flights between Los Angeles and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 132 minutes.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Cathay Pacific have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

How many flights depart from Los Angeles to Washington, D.C. Dulles Intl Airport on average per day?

14 flights are operational daily from Los Angeles to Washington, D.C. Dulles Intl Airport as of October 2025. The most popular departure time for this route is 08:00, with 37% of flights per day taking off in the evening.

How many flights depart from Los Angeles to Washington, D.C. Dulles Intl Airport on average per week?

As of October 2025, 101 flights take off from Los Angeles and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Thu, with 31% of weekly flights taking off on this day.

When to book flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Cheap Los Angeles to Washington, D.C. Dulles Intl Airport (LAX to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Washington, D.C. Dulles Intl Airport

Best price found

Fastest flight time

Direct flights

How far is Los Angeles to Washington, D.C. Dulles Intl by plane?

When did momondo last update prices for flights from Los Angeles Airport to Washington, D.C. Dulles Intl Airport?

How old do you have to be to fly from Los Angeles Airport to Washington, D.C. Dulles Intl Airport?

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

What is the most popular plane model from Los Angeles to Washington, D.C. Dulles Intl Airport?

Travelling to a place near Washington, D.C.?

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to Washington, D.C.?

Can I find flights from Los Angeles to Washington, D.C. with flexible booking policies on momondo?

How can momondo help me find flights from Los Angeles to Washington, D.C.?

I’m not ready to book a flight from Los Angeles to Washington, D.C. right now. Can momondo alert me if prices change?

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington, D.C.

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo