฿5,975 Cheap Flights from Los Angeles (LAX) to Washington (IAD)

View ฿5,975 flight on Wed, 18 Mar 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿5,975 for one-way flights and ฿15,580 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿15,580 Return, found 18 hours ago
฿15,580
Return
found 18 hours ago
Select United flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿15,580 found 18 hours ago
United
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿16,525 Return, found 18 hours ago
฿16,525
Return
found 18 hours ago
Select United flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿16,525 found 18 hours ago
American Airlines
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿16,835 Return, found 18 hours ago
฿16,835
Return
found 18 hours ago
Select American Airlines flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿16,835 found 18 hours ago
United
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿17,000 Return, found 18 hours ago
฿17,000
Return
found 18 hours ago
Select United flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿17,000 found 18 hours ago
Delta
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿17,790 Return, found 18 hours ago
฿17,790
Return
found 18 hours ago
Select Delta flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿17,790 found 18 hours ago
United
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿18,015 Return, found 18 hours ago
฿18,015
Return
found 18 hours ago
Select United flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿18,015 found 18 hours ago
United
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿18,105 Return, found 18 hours ago
฿18,105
Return
found 18 hours ago
Select United flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿18,105 found 18 hours ago
United
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿18,425 Return, found 18 hours ago
฿18,425
Return
found 18 hours ago
Select United flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿18,425 found 18 hours ago
United
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿18,490 Return, found 18 hours ago
฿18,490
Return
found 18 hours ago
Select United flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿18,490 found 18 hours ago
United
Wed, 18 Mar - Thu, 26 Mar
LAX
Los Angeles
IAD
Washington
฿18,580 Return, found 18 hours ago
฿18,580
Return
found 18 hours ago
Select United flight, departing Wed, 18 Mar from Los Angeles to Washington, returning Thu, 26 Mar, priced at ฿18,580 found 18 hours ago

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

January is typically the cheapest month to fly

From ฿4,417 - ฿11,142 per traveller.
Flight from Los Angeles to Washington route information
Origin airport
Los Angeles Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, United
Return price
฿15,580
Distance
3652 km
Average flight time
8 hours 18 mins

Perfect flights from Los Angeles to Washington

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Los Angeles to Washington. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Los Angeles Intl. to Washington Dulles Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿5,975 and roundtrip prices from ฿15,580. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Washington Dulles Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Washington.

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 ฿15,580. 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.
*Available to Expedia members.