Q: 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 £402 in September. The cheapest return price found within the last 5 days was £217 on United Airlines (23 Sept–27 Sept).

Question 1

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

Accepted Answer

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.

Question 2

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

Accepted Answer

Over the past year, United Airlines have had the lowest number of delays on this route, with just 10% of flights being delayed.

Question 3

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

Accepted Answer

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 £402 in September.
The cheapest return price found within the last 5 days was £217 on United Airlines (23 Sept–27 Sept).

Question 4

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

Accepted Answer

About 11% 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.

Question 5

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

Accepted Answer

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

Question 6

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

Accepted Answer

There are many flights that can get you from Los Angeles to Washington, D.C. Dulles Intl Airport in 4h 51m. 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.

Question 7

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

Accepted Answer

Booking 81 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.

Question 8

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

Accepted Answer

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 £285). Flying from Los Angeles to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of £374). 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.

Question 9

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

Accepted Answer

The most flights from LAX to IAD are scheduled on a Monday (32 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).

Question 10

E

Accepted Answer

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.

Question 11

E

Accepted Answer

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).

Question 12

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

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Los Angeles to Washington, D.C. Dulles Intl Airport consider choosing ITA Airways (96%), Egyptair (96%) or Air China (95%) as they are the most reliable in getting you off to your destination on time.

Question 13

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

Accepted Answer

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 62% versus a flight at midday.

Question 14

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

Accepted Answer

Located just 9.4 mi from the city center, Los Angeles 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 25 daily outbound flights to Washington, D.C. Dulles Intl from 0 different airlines.

Question 15

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

Accepted Answer

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

Question 16

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

Accepted Answer

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.

Question 17

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

Accepted Answer

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.

Question 18

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

Accepted Answer

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.

Question 19

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

Accepted Answer

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.

Question 20

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

Accepted Answer

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

Question 21

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

Accepted Answer

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.

Round-trip from	£217
One-way from	£127
Popular in	June
Cheapest in	October
Average price	£352

Cheap flights from Los Angeles to Washington, D.C. Dulles Intl Airport from £127

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 6/9. 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 28 July 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 28 July 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 28 July 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 28 July 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 28 July 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 28 July 2026.

Last-minute flights from Los Angeles to Dulles IntlDiscover last-minute flight deals from Los Angeles to Dulles Intl. Data last updated 28 July 2026 and is based on user searches.

Discover last-minute flight deals from Los Angeles to Dulles Intl. Data last updated 28 July 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 28 July 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 28 July 2026.

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Cheapflights Insights

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

Booking 81 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 62% versus a flight at midday.

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 £402 in September.The cheapest return price found within the last 5 days was £217 on United Airlines (23 Sept–27 Sept).

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

The most flights from LAX to IAD are scheduled on a Monday (32 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).

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

About 11% 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 at night 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 10% 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?

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Other flights to Dulles Intl

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Los Angeles and Dulles Intl flights

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

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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 28 July 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 28 July 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 28 July 2026.

Last-minute flights from Los Angeles to Dulles Intl
Discover last-minute flight deals from Los Angeles to Dulles Intl. Data last updated 28 July 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 28 July 2026.

Los Angeles to Washington, D.C. Dulles Intl Airport flights typically cost between £224 and £402 in September.
The cheapest return price found within the last 5 days was £217 on United Airlines (23 Sept–27 Sept).