S$178 Cheap Flights from Los Angeles to Washington

View S$178 flight on Tue, 2 Sep, 2025Opens in a new window

Popular airlines from Los Angeles Intl. (LAX) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Los Angeles to Washington (LAX-IAD)

Prices were available within the past 7 days and start at S$178 for one-way flights and S$373 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 21 Aug - Sat, 30 Aug
LAX
Los Angeles
IAD
Washington
S$373 Return, found 3 days ago
S$373
Return
found 3 days ago
Select United flight, departing Thu, 21 Aug from Los Angeles to Washington, returning Sat, 30 Aug, priced at S$373 found 3 days ago
United
Fri, 22 Aug - Sat, 30 Aug
LAX
Los Angeles
IAD
Washington
S$458 Return, found 15 hours ago
S$458
Return
found 15 hours ago
Select United flight, departing Fri, 22 Aug from Los Angeles to Washington, returning Sat, 30 Aug, priced at S$458 found 15 hours ago
United
Thu, 21 Aug - Sat, 30 Aug
LAX
Los Angeles
IAD
Washington
S$475 Return, found 3 days ago
S$475
Return
found 3 days ago
Select United flight, departing Thu, 21 Aug from Los Angeles to Washington, returning Sat, 30 Aug, priced at S$475 found 3 days ago
United
Wed, 20 Aug - Wed, 27 Aug
LAX
Los Angeles
IAD
Washington
S$482 Return, found 5 days ago
S$482
Return
found 5 days ago
Select United flight, departing Wed, 20 Aug from Los Angeles to Washington, returning Wed, 27 Aug, priced at S$482 found 5 days ago
United
Mon, 25 Aug - Wed, 27 Aug
LAX
Los Angeles
IAD
Washington
S$484 Return, found 9 hours ago
S$484
Return
found 9 hours ago
Select United flight, departing Mon, 25 Aug from Los Angeles to Washington, returning Wed, 27 Aug, priced at S$484 found 9 hours ago
United
Thu, 21 Aug - Sat, 30 Aug
LAX
Los Angeles
IAD
Washington
S$501 Return, found 3 days ago
S$501
Return
found 3 days ago
Select United flight, departing Thu, 21 Aug from Los Angeles to Washington, returning Sat, 30 Aug, priced at S$501 found 3 days ago
United
Mon, 25 Aug - Wed, 27 Aug
LAX
Los Angeles
IAD
Washington
S$514 Return, found 9 hours ago
S$514
Return
found 9 hours ago
Select United flight, departing Mon, 25 Aug from Los Angeles to Washington, returning Wed, 27 Aug, priced at S$514 found 9 hours ago
United
Thu, 21 Aug - Sat, 30 Aug
LAX
Los Angeles
IAD
Washington
S$519 Return, found 3 days ago
S$519
Return
found 3 days ago
Select United flight, departing Thu, 21 Aug from Los Angeles to Washington, returning Sat, 30 Aug, priced at S$519 found 3 days ago
American Airlines
Sun, 10 Aug - Tue, 19 Aug
LAX
Los Angeles
IAD
Washington
S$533 Return, found 6 days ago
S$533
Return
found 6 days ago
Select American Airlines flight, departing Sun, 10 Aug from Los Angeles to Washington, returning Tue, 19 Aug, priced at S$533 found 6 days ago
Delta
Mon, 25 Aug - Wed, 27 Aug
LAX
Los Angeles
IAD
Washington
S$564 Return, found 9 hours ago
S$564
Return
found 9 hours ago
Select Delta flight, departing Mon, 25 Aug from Los Angeles to Washington, returning Wed, 27 Aug, priced at S$564 found 9 hours ago

Find the cheapest month to fly from Los Angeles (LAX) to Washington (IAD)

February is typically the cheapest month to fly

From S$177 - S$431 per traveller.

Graph displaying average flight prices per month

Los Angeles to Washington route information
Origin airport
Los Angeles Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$373
Distance
3652 km
Average flight time
8 hours 2 mins

Flights from Los Angeles to Chantilly

There are several airlines that operate frequent flights from Los Angeles (LAX) to Washington D.C. (IAD) including

The earliest flight leaves Los Angeles Intl. Airport at 07:00 and arrives at Washington Dulles Intl. Airport at 00:15. The last flight of the day departs Los Angeles at 23:50 and arrives at Washington D.C. at 22:16.

The flight distance from Los Angeles to Washington D.C. is about 3694 km, the shortest flight is 04 hours 35 minutes with .

Expedia lets you search across the largest number of airlines and Chantilly flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Los Angeles Chantilly flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Los Angeles to Chantilly trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Chantilly flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Los Angeles to Chantilly with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from LAX to IAD?
If you're planning on travelling from LAX to IAD, round-trip flights start from S$373. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
We understand that things crop up unexpectedly, so we've made it as simple as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from LAX to Washington Dulles Intl. Airport (IAD) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LAX to Dulles Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LAX to Washington Dulles Intl. Airport (IAD)?
Around 3,700 kilometres separates Los Angeles and Chantilly, so pack some in-flight entertainment to help you while away a couple of hours. That thrilling novel you haven't had time to finish will be just the ticket.
Which airlines fly direct from LAX to Washington Dulles Intl. Airport (IAD)?
United Airlines (UA) is a top option. It operates 178 flights between Los Angeles Intl. Airport (LAX) and IAD each month. Alaska Airlines (AS) is also worth a look. It offers 26 flights a month. Between these two airlines, you'll be able to find a great deal from Los Angeles to Chantilly.
Are Los Angeles Intl. Airport (LAX) to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Los Angeles Intl. Airport (LAX) to IAD can be hit-or-miss. You may be able to score a bargain, but then again, you could miss out! If you'd rather start your travel planning ahead of time, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines release their prices that far in advance. Our top tip? Check back often as updates are made frequently.

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