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

Over the last 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.

What’s the fastest layover option from Los Angeles to Washington, D.C. Dulles Intl Airport?

Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 8h 45m.

What’s the cheapest layover airport for flights from Los Angeles to Washington, D.C. Dulles Intl Airport?

Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $270.

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.

What’s the top layover airport for flights from Los Angeles to Washington, D.C. Dulles Intl Airport?

Charlotte (CLT) – chosen by Cheapflights users on 75% of 1-stop itineraries from Los Angeles to Washington, D.C. Dulles Intl Airport on Cheapflights.

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.

Which airport typically offers the quickest layover for flights from Los Angeles to Washington, D.C. Dulles Intl Airport?

Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 2h 30m.

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 57m. Fly via United Airlines or Alaska Airlines to get the fastest option. Airlines will cover a distance of 2282 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Los Angeles to Washington, D.C. Dulles Intl Airport round-trip?

Currently priced at $170, Frontier will fly you from Los Angeles to Washington, D.C. Dulles Intl Airport and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $244 and $256, respectively. You may be able to fly from Los Angeles to Washington, D.C. Dulles Intl Airport for 61% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Los Angeles to Washington, D.C. Dulles Intl Airport one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $89. Southwest flights start at $128 while deals on American Airlines start at $133 one-way.

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 (27 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (18 on average).

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the cheapest flights from Los Angeles to Washington, D.C. Dulles Intl Airport?

While on average a flight from Los Angeles to Washington, D.C. Dulles Intl Airport is generally $1,411, our data shows the cheapest flight currently is $158. When looking at the most popular route, (Los Angeles - Washington, D.C. Dulles Intl), you can expect to pay $292 for that flight.

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 are the most popular airlines that fly from Los Angeles to Washington, D.C. Dulles Intl Airport?

When booking a flight from Los Angeles to Washington, D.C. Dulles Intl Airport, you may want to consider flying on United Airlines, American Airlines or Frontier as they are the most popular for this route.

Most accurate provider : When it comes to deals on Los Angeles-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Los Angeles-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Los Angeles-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Los Angeles-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Los Angeles-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Most people fly from Los Angeles (LAX) if they book a flight from Los Angeles to Washington, D.C. Dulles Intl. On average, Los Angeles has 22 outbound flights to Washington, D.C. Dulles Intl per day from 7 airlines. Los Angeles is conveniently located just 9.4 mi from Los Angeles’s city center.

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 vacation 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.

$156+ Cheap Flights from Los Angeles to Washington, D.C. Dulles Intl Airport

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Cheapflights Tip: The best prices from Los Angeles to Washington, D.C. Dulles Intl are usually found in October or January, booked 69 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Los Angeles to Dulles Intl

Cheapest

Best

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 September 28, 2026.

Sat 10/179:42 pm -

Nonstop4h 50m

Sat 10/246:00 am -

1 stop12h 10m

Deal found 9/23

$274

Wed 10/215:15 pm -

2 stops15h 19m

Tue 10/279:06 pm -

2 stops20h 40m

Deal found 9/24

$276

Tue 10/139:15 am -

1 stop18h 05m

Sat 10/176:00 am -

1 stop7h 24m

Deal found 9/23

$277

Sun 10/259:57 pm -

1 stop29h 23m

Thu 10/297:40 am -

1 stop13h 13m

Deal found 9/26

$278

Wed 11/1812:03 am -

1 stop8h 33m

Tue 12/112:06 pm -

1 stop8h 40m

Deal found 9/27

$279

Sat 10/177:12 pm -

1 stop8h 08m

Mon 10/196:00 am -

1 stop28h 49m

Deal found 9/25

$280

Wed 10/285:15 pm -

2 stops20h 57m

Sun 11/17:40 am -

1 stop13h 13m

Deal found 9/23

$282

Sat 11/712:03 am -

1 stop8h 33m

Tue 11/178:05 am -

1 stop12h 48m

Deal found 9/27

$283

Sun 10/2512:14 am -

1 stop13h 59m

Sat 10/3112:31 pm -

1 stop13h 45m

Deal found 9/26

$285

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 layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Mon 12/2110:32 pm -

Nonstop4h 57m

Mon 1/410:25 pm -

Nonstop5h 50m

Deal found 9/27

$297

Sat 11/79:20 am -

2 stops17h 24m

Sun 11/157:05 am -

1 stop10h 16m

Deal found 9/24

$424

Sat 10/1710:30 pm -

Nonstop4h 59m

Tue 10/2012:58 pm -

Nonstop5h 21m

Deal found 9/23

$297

Fri 3/59:30 pm -

Nonstop4h 55m

Mon 3/86:50 pm -

Nonstop6h 00m

Deal found 9/23

$297

Wed 11/259:35 pm -

Nonstop4h 44m

Wed 12/210:24 pm -

Nonstop5h 51m

Deal found 9/23

$351

Mon 1/119:30 pm -

Nonstop4h 55m

Mon 1/185:30 pm -

Nonstop5h 24m

Deal found 9/23

$427

Fri 10/161:25 pm -

Nonstop5h 01m

Thu 10/2910:10 pm -

Nonstop5h 49m

Deal found 9/25

$427

Sat 10/1711:30 pm -

Nonstop4h 51m

Wed 10/288:01 pm -

Nonstop5h 51m

Deal found 9/25

$427

Sat 1/1612:45 pm -

Nonstop4h 50m

Thu 1/215:30 pm -

Nonstop5h 24m

Deal found 9/23

$427

Thu 10/2211:30 pm -

Nonstop4h 51m

Tue 10/276:39 am -

Nonstop5h 52m

Deal found 9/25

$427

Mon 10/1911:30 pm -

Nonstop4h 51m

Fri 10/2310:13 pm -

Nonstop5h 32m

Deal found 9/24

$433

Sat 12/269:40 pm -

Nonstop4h 54m

Tue 1/55:30 pm -

Nonstop5h 57m

Deal found 9/28

$473

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

Tue 10/139:15 am -

1 stop18h 05m

Sat 10/176:00 am -

1 stop7h 24m

Deal found 9/23

$277

Sat 10/179:42 pm -

Nonstop4h 50m

Sat 10/246:00 am -

1 stop12h 10m

Deal found 9/23

$274

Sat 10/177:12 pm -

1 stop8h 08m

Mon 10/196:00 am -

1 stop28h 49m

Deal found 9/25

$280

Sat 10/1712:09 am -

1 stop8h 25m

Sat 10/246:00 am -

1 stop12h 10m

Deal found 9/23

$283

Wed 10/215:15 pm -

2 stops15h 19m

Tue 10/279:06 pm -

2 stops20h 40m

Deal found 9/24

$276

Sun 10/259:57 pm -

1 stop29h 23m

Sat 10/3112:31 pm -

1 stop13h 45m

Deal found 9/27

$278

Sun 10/259:57 pm -

1 stop29h 23m

Tue 10/2712:31 pm -

1 stop13h 47m

Deal found 9/27

$279

Sun 10/2512:14 am -

1 stop13h 59m

Sat 10/3112:31 pm -

1 stop13h 45m

Deal found 9/26

$285

Wed 10/285:15 pm -

2 stops20h 57m

Sun 11/17:40 am -

1 stop13h 13m

Deal found 9/23

$282

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 September 28, 2026.

Wed 10/145:15 pm -

1 stop10h 05m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$156

Sat 10/316:15 am -

2 stops14h 28m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$158

Thu 11/267:41 pm -

1 stop6h 29m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$161

Sat 11/712:03 am -

1 stop8h 33m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/25

$162

Thu 10/229:57 pm -

2 stops16h 16m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/23

$163

Tue 10/207:03 pm -

2 stops13h 31m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$165

Tue 11/310:05 am -

2 stops21h 16m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$166

Wed 10/215:15 pm -

2 stops14h 02m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/23

$167

Fri 11/208:23 am -

1 stop17h 47m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/28

$168

Fri 10/2310:30 pm -

Nonstop4h 59m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$169

Wed 3/38:55 pm -

Nonstop5h 05m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$170

Find flight deals from Los Angeles to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$274 (Kissandfly.com)
One-way from	$156 (Cheapflightsfares)
Popular in	June
Cheapest in	October
Average price	$394
Good round-trip deal	$356 or less
Good one-way deal	$226 or less

Provider with most accurate pricing for Los Angeles-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Los Angeles-Washington, D.C. Dulles Intl flights.

Search Deals

From Los Angeles to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Los Angeles to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Los Angeles to Washington, D.C. Dulles Intl.

Search Deals

Price to beat on a one-way flight from Los Angeles to Washington, D.C. Dulles Intl.

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 round-trip

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Wed 10/28

10:42 pm-6:29 am

Nonstop4h 47m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$169

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Fri 1/8

12:45 pm-8:35 pm

Nonstop4h 50m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$169

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Sat 1/9

10:42 pm-6:36 am

Nonstop4h 54m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$169

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Thu 12/17

9:19 pm-5:15 am

Nonstop4h 56m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$169

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Wed 1/6

9:30 pm-5:25 am

Nonstop4h 55m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$169

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Fri 10/23

10:30 pm-6:29 am

Nonstop4h 59m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$169

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Sat 12/19

9:40 pm-5:34 am

Nonstop4h 54m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$199

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Tue 10/27

8:25 am-4:23 pm

Nonstop4h 58m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$234

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Wed 11/11

11:17 pm-7:12 am

Nonstop4h 55m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$234

Quickest round-trip

Los AngelesWashington, D.C.

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

LAXIAD

Los Angeles

Tue 11/10

9:35 pm-5:19 am

Nonstop4h 44m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/24

Showing 1-10 of 23 resultsSorted by cheapest first

Compare providers for flights from Los Angeles to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Los Angeles to Dulles Intl in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
CheapTicketsDeal	Price Accuracy1 star	Trust Score*3 stars
Mytrip	Price Accuracy2 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star
Trip.com	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Los Angeles-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Los Angeles-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Los Angeles-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Los Angeles-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Los Angeles-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Prices

Airlines

Delays

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 $385). Flying from Los Angeles to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $499). 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 28% versus a flight at noon.

What is the cheapest day to fly from Los Angeles to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Los Angeles to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip 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 $305 and $471 in October.
The cheapest round-trip price found within the last 5 days was $274 on Frontier (Oct 17-Oct 24).

The best insider tips for Los Angeles to Washington, D.C. Dulles Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Los Angeles to Washington, D.C. Dulles Intl Airport trip

Our travel experts

Paul Rubio

Expert on Ethiopian Air

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Robert Schrader

Expert on Alaska Airlines

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Ramsey Qubein

Expert on LAX and IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Los Angeles to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

8.0

Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Southwest

8.0

Very good

4,202 reviews

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

8.0

Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

Delta

7.8

Good

8,605 reviews

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

8.0

Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

United Airlines

7.4

Good

10,245 reviews

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

8.0

Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

American Airlines

7.0

Good

12,097 reviews

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

8.0

Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

Frontier

5.6

Fair

2,569 reviews

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

8.0

Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

Related info for your journey

What airport do you fly from for flights from Los Angeles to Washington, D.C. Dulles Intl?
Most people fly from Los Angeles (LAX) if they book a flight from Los Angeles to Washington, D.C. Dulles Intl. On average, Los Angeles has 22 outbound flights to Washington, D.C. Dulles Intl per day from 7 airlines. Los Angeles is conveniently located just 9.4 mi from Los Angeles’s city center.
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 57m. Fly via United Airlines or Alaska Airlines to get the fastest option. Airlines will cover a distance of 2282 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Los Angeles to Washington, D.C. Dulles Intl Airport round-trip?
Currently priced at $170, Frontier will fly you from Los Angeles to Washington, D.C. Dulles Intl Airport and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $244 and $256, respectively. You may be able to fly from Los Angeles to Washington, D.C. Dulles Intl Airport for 61% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Los Angeles to Washington, D.C. Dulles Intl Airport one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $89. Southwest flights start at $128 while deals on American Airlines start at $133 one-way.
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 are the cheapest flights from Los Angeles to Washington, D.C. Dulles Intl Airport?
While on average a flight from Los Angeles to Washington, D.C. Dulles Intl Airport is generally $1,411, our data shows the cheapest flight currently is $158. When looking at the most popular route, (Los Angeles - Washington, D.C. Dulles Intl), you can expect to pay $292 for that flight.
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 vacation 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 $385). Flying from Los Angeles to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $499). 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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Top 7 airlines flying from Los Angeles to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$170	Average$334	FlexibilityNo cancel fee	On-time62%
United Airlines	Cheapest$244	Average$457	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$256	Average$478	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$256	Average$417	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$297	Average$427	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$307	Average$576	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$362	Average$424	FlexibilityNo cancel fee	On-time62%

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$156+ Cheap flights from Los Angeles (LAX) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/14. Fares are subject to change and may not be available on all flights or dates of travel.

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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 September 28, 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 September 28, 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 layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Discover carefully curated flight deals from Los Angeles to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

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

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

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

Compare providers for flights from Los Angeles to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Los Angeles to Dulles Intl in September.

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 28% versus a flight at noon.

What is the cheapest day to fly from Los Angeles to Washington, D.C. Dulles Intl Airport?

How much does it cost to fly round-trip 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 $305 and $471 in October.The cheapest round-trip price found within the last 5 days was $274 on Frontier (Oct 17-Oct 24).

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 (27 on average). You will have fewer flight options on Sunday, 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 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 last year, United Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.

What’s the top layover airport for flights from Los Angeles to Washington, D.C. Dulles Intl Airport?

Charlotte (CLT) – chosen by Cheapflights users on 75% of 1-stop itineraries from Los Angeles to Washington, D.C. Dulles Intl Airport on Cheapflights.

What’s the cheapest layover airport for flights from Los Angeles to Washington, D.C. Dulles Intl Airport?

Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $270.

What’s the fastest layover option from Los Angeles to Washington, D.C. Dulles Intl Airport?

Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 8h 45m.

Which airport typically offers the quickest layover for flights from Los Angeles to Washington, D.C. Dulles Intl Airport?

Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 2h 30m.

The best insider tips for Los Angeles to Washington, D.C. Dulles Intl Airport flights

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Cheapflights partnered with top experts to bring you the best recommendations for your Los Angeles to Washington, D.C. Dulles Intl Airport trip

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Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Los Angeles to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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 cheapest airlines flying from Los Angeles to Washington, D.C. Dulles Intl Airport round-trip?

What are the cheapest airlines to fly from Los Angeles to Washington, D.C. Dulles Intl Airport one-way?

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

What are the cheapest flights 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?

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

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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 September 28, 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 layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

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

Los Angeles to Washington, D.C. Dulles Intl Airport flights typically cost between $305 and $471 in October.
The cheapest round-trip price found within the last 5 days was $274 on Frontier (Oct 17-Oct 24).