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

About 10% of weekly flights between Los Angeles and Washington, D.C. have experienced delays in the past year, with the average delay time being 146 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 Saturday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, United Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.

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

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

There are many flights that can get you from Los Angeles to Washington, D.C. Dulles Intl Airport in 4h 59m. Fly via United Airlines to get the fastest option. There are 2282 mi between Los Angeles and Washington, D.C. Dulles Intl Airport. Generally, flights for this route are direct.

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

The most flights from LAX to IAD are scheduled on a Friday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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

No one likes to see their flight delayed. When booking a flight from Los Angeles to Washington, D.C. Dulles Intl Airport consider choosing Sun Country Air (100%), ITA Airways (97%) or Austrian Airlines (93%) as they are the most reliable in getting you off to your destination on time.

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

Located just 9.4 mi from the city center, Los Angeles is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Los Angeles. Booking flights from Los Angeles (LAX) to Washington, D.C. Dulles Intl should be relatively easy as there are 19 daily outbound flights to Washington, D.C. Dulles Intl from 0 different airlines.

Can I find deals for flights from Los Angeles to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Los Angeles to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

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

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Dulles Intl.

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

Yes. Cheapflights offers flight deals from Los Angeles to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£125+ Cheap Flights from Los Angeles to Washington, D.C. Dulles Intl Airport

Cheapflights Tip: The best prices from Los Angeles to Washington, D.C. Dulles Intl are usually found in October or September, booked 58 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Los Angeles to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Los Angeles to Dulles Intl
Explore the most affordable flight options available from Los Angeles to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Sat 7/1106:15 -

2 stops14h 28m

Sat 14/1111:16 -

2 stops15h 22m

Deal found 23/9£210

Fri 16/1022:30 -

Nonstop4h 59m

Sat 17/1009:28 -

Nonstop5h 34m

Deal found 22/9£221

Thu 29/1016:45 -

Nonstop4h 55m

Tue 3/1108:25 -

Nonstop5h 49m

Deal found 25/9£224

Thu 15/1016:33 -

2 stops16h 01m

Mon 19/1006:00 -

1 stop28h 49m

Deal found 22/9£230

Fri 16/1023:30 -

Nonstop4h 51m

Mon 19/1022:13 -

Nonstop5h 32m

Deal found 23/9£240

Thu 15/1021:30 -

Nonstop5h 01m

Tue 20/1008:25 -

Nonstop5h 31m

Deal found 21/9£241

Sat 24/1022:30 -

Nonstop5h 01m

Wed 28/1008:25 -

Nonstop5h 49m

Deal found 23/9£244

Fri 16/1013:25 -

Nonstop5h 01m

Sun 18/1007:00 -

Nonstop5h 33m

Deal found 23/9£246

Sat 24/1022:30 -

Nonstop5h 01m

Sat 31/1009:00 -

Nonstop5h 54m

Deal found 22/9£247

Thu 19/1122:35 -

Nonstop4h 42m

Sun 22/1122:10 -

Nonstop5h 49m

Deal found 25/9£248

Sun 8/1121:44 -

Nonstop4h 42m

Thu 12/1108:25 -

Nonstop5h 49m

Deal found 25/9£255

Thu 15/1022:30 -

Nonstop4h 59m

Mon 19/1022:13 -

Nonstop5h 32m

Deal found 22/9£255

Find flight deals from Los Angeles to Dulles Intl

Round-trip from	£210
One-way from	£125
Popular in	June
Cheapest in	October
Average price	£293

Frontier
7/11-14/11
4 total stops
29h 50m total
Los Angeles to Washington, D.C.

Search Deals

Frontier
2/11-31/12
1 total stop
8h 33m total
Los Angeles to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£14 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights 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.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Fri 8/1

12:45-20:35

Nonstop4h 50m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£128

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Tue 17/11

10:46-18:44

Nonstop4h 58m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£128

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Sat 14/11

23:17-07:12

Nonstop4h 55m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£128

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Fri 16/10

22:30-06:29

Nonstop4h 59m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£128

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Mon 19/10

22:30-06:29

Nonstop4h 59m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£128

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Fri 23/10

22:30-06:29

Nonstop4h 59m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£128

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Mon 16/11

23:17-07:12

Nonstop4h 55m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£128

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Sat 24/10

10:54-18:57

Nonstop5h 03m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£135

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Sat 19/12

21:40-05:34

Nonstop4h 54m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£150

Los AngelesWashington, D.C.

LAX Los Angeles - IAD Washington, D.C. Dulles Intl

LAXIAD

Los Angeles

Fri 16/10

18:02-05:40

1 stop8h 38m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-21:00

Nonstop0h 00m

£170

Flights are sorted by cheapest return flights first.

Deals found on 25/9

Showing 1-10 of 24 resultsSorted by cheapest first

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

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Los Angeles with our price prediction graph.

LAX-IAD

Estimated return 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 Los Angeles to Washington, D.C. Dulles Intl Airport

Prices

Airlines

Delays

How far ahead should I book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport?

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport (average of £291). Flying from Los Angeles to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of £377). 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 LAX to IAD?

When flying from Los Angeles to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 66% versus a flight in the morning.

How much does it cost for a return flight from Los Angeles to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

Los Angeles to Washington, D.C. Dulles Intl Airport flights typically cost between £224 and £349 in November.
The cheapest return price found within the last 5 days was £210 on Frontier (7 Nov–14 Nov).

Related info for your journey

What airport do you fly from for flights from Los Angeles to Washington, D.C. Dulles Intl?
Located just 9.4 mi from the city center, Los Angeles is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Los Angeles. Booking flights from Los Angeles (LAX) to Washington, D.C. Dulles Intl should be relatively easy as there are 19 daily outbound flights to Washington, D.C. Dulles Intl from 0 different airlines.
How long is the flight from Los Angeles to Washington, D.C. Dulles Intl Airport?
There are many flights that can get you from Los Angeles to Washington, D.C. Dulles Intl Airport in 4h 59m. Fly via United Airlines to get the fastest option. There are 2282 mi between Los Angeles and Washington, D.C. Dulles Intl Airport. Generally, flights for this route are direct.
What are the most reliable airlines from Los Angeles to Washington, D.C. Dulles Intl Airport?
No one likes to see their flight delayed. When booking a flight from Los Angeles to Washington, D.C. Dulles Intl Airport consider choosing Sun Country Air (100%), ITA Airways (97%) or Austrian Airlines (93%) as they are the most reliable in getting you off to your destination on time.
Can I find deals for flights from Los Angeles to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Los Angeles to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Los Angeles to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Dulles Intl.
Can I find deals for business class flights from Los Angeles to Dulles Intl?
Yes. Cheapflights offers flight deals from Los Angeles to Dulles Intl 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 Los Angeles to Washington, D.C. Dulles Intl Airport?
Currently, October is the cheapest month in which you can book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport (average of £291). Flying from Los Angeles to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of £377). 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.

See more FAQs

Silver Spring

Alexandria

Gaithersburg

Oxon Hill

Hanover

Woodbridge

Glen Burnie

Springfield

Sterling

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to District of Columbia

Dulles Intl flight routes

Flights by cabin class

Other flight options

Other flights from Los Angeles

Popular flights

Alternative routes for Los Angeles to Dulles Intl

San Francisco to Dulles Intl flights

Los Angeles to Reagan-National flights

Fly with Cheapflights

How does Cheapflights help users find flights from Los Angeles to Dulles Intl?

When you search for this flight from Los Angeles to Dulles Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Los Angeles to Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Los Angeles to Dulles Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Los Angeles to Dulles Intl with no change fees.

Can Cheapflights notify me if prices for flights from Los Angeles to Dulles Intl become cheaper?

Of course! You can now track prices for flights from Los Angeles to Dulles Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Los Angeles to Washington, D.C. Dulles Intl Airport from £125

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Los Angeles to Dulles Intl

Cheapest flights from Los Angeles to Dulles IntlExplore the most affordable flight options available from Los Angeles to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Explore the most affordable flight options available from Los Angeles to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Best flights from Los Angeles to Dulles IntlDiscover carefully curated flight deals from Los Angeles to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Discover carefully curated flight deals from Los Angeles to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Direct flights from Los Angeles to Dulles IntlExplore direct flight options from Los Angeles to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 September 2026.

Explore direct flight options from Los Angeles to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 September 2026.

Last-minute flights from Los Angeles to Dulles IntlDiscover last-minute flight deals from Los Angeles to Dulles Intl. Data last updated 26 September 2026 and is based on user searches.

Discover last-minute flight deals from Los Angeles to Dulles Intl. Data last updated 26 September 2026 and is based on user searches.

One-way flights from Los Angeles to Dulles IntlSearch for one-way flight options from Los Angeles to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.

Search for one-way flight options from Los Angeles to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.

Find flight deals from Los Angeles to Dulles Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights 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.

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

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Los Angeles with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport?

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

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

When flying from Los Angeles to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 66% versus a flight in the morning.

How much does it cost for a return flight from Los Angeles to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

Los Angeles to Washington, D.C. Dulles Intl Airport flights typically cost between £224 and £349 in November.The cheapest return price found within the last 5 days was £210 on Frontier (7 Nov–14 Nov).

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

The most flights from LAX to IAD are scheduled on a Friday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

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

About 10% of weekly flights between Los Angeles and Washington, D.C. have experienced delays in the past year, with the average delay time being 146 minutes.

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

Historically, flights departing in the early afternoon 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 Saturday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, United Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.

Related info for your journey

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

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

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

Can I find deals for flights from Los Angeles to Dulles Intl that include hotel bookings?

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

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

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

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Los Angeles to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Dulles Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to District of Columbia

Book a non-stop flight to one of these other cities located in District of Columbia.

Other flights to Dulles Intl

Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 September 2026.

Search flights from Los Angeles to Dulles Intl by cabin class

Find flights from Los Angeles to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Los Angeles and Dulles Intl flights

Browse other Los Angeles and Dulles Intl flight options. Last updated on 26 September 2026.

Other flights from Los Angeles

Browse through other flights departing from Los Angeles. Flights are based on user searches made on Cheapflights and were last updated on 26 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Los Angeles to Dulles Intl?

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Dulles Intl?

Can Cheapflights find flights from Los Angeles to Dulles Intl with no change fees?

Can Cheapflights notify me if prices for flights from Los Angeles to Dulles Intl become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Los Angeles to Dulles Intl
Explore the most affordable flight options available from Los Angeles to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Best flights from Los Angeles to Dulles Intl
Discover carefully curated flight deals from Los Angeles to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Direct flights from Los Angeles to Dulles Intl
Explore direct flight options from Los Angeles to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 September 2026.

Last-minute flights from Los Angeles to Dulles Intl
Discover last-minute flight deals from Los Angeles to Dulles Intl. Data last updated 26 September 2026 and is based on user searches.

One-way flights from Los Angeles to Dulles Intl
Search for one-way flight options from Los Angeles to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.

Los Angeles to Washington, D.C. Dulles Intl Airport flights typically cost between £224 and £349 in November.
The cheapest return price found within the last 5 days was £210 on Frontier (7 Nov–14 Nov).