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£105 Cheap Flights from Washington (IAD) to Los Angeles (LAX)

View £105 flight on Tue, 27 Oct 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £105 for one-way flights and £223 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 27 Oct - Fri, 6 Nov
IAD
Washington
LAX
Los Angeles
£223 Return, found 4 days ago
£223
Return
found 4 days ago
Select American Airlines flight, departing Tue, 27 Oct from Washington to Los Angeles, returning Fri, 6 Nov, priced at £223 found 4 days ago
American Airlines
Tue, 27 Oct - Fri, 6 Nov
IAD
Washington
LAX
Los Angeles
£239 Return, found 4 days ago
£239
Return
found 4 days ago
Select American Airlines flight, departing Tue, 27 Oct from Washington to Los Angeles, returning Fri, 6 Nov, priced at £239 found 4 days ago
American Airlines
Tue, 27 Oct - Fri, 6 Nov
IAD
Washington
LAX
Los Angeles
£246 Return, found 4 days ago
£246
Return
found 4 days ago
Select American Airlines flight, departing Tue, 27 Oct from Washington to Los Angeles, returning Fri, 6 Nov, priced at £246 found 4 days ago
United
Sat, 10 Oct - Thu, 15 Oct
IAD
Washington
LAX
Los Angeles
£260 Return, found 6 days ago
£260
Return
found 6 days ago
Select United flight, departing Sat, 10 Oct from Washington to Los Angeles, returning Thu, 15 Oct, priced at £260 found 6 days ago
United
Mon, 24 Aug - Tue, 1 Sept
IAD
Washington
LAX
Los Angeles
£261 Return, found 4 days ago
£261
Return
found 4 days ago
Select United flight, departing Mon, 24 Aug from Washington to Los Angeles, returning Tue, 1 Sept, priced at £261 found 4 days ago
American Airlines
Sat, 29 Aug - Sun, 30 Aug
IAD
Washington
LAX
Los Angeles
£267 Return, found 5 days ago
£267
Return
found 5 days ago
Select American Airlines flight, departing Sat, 29 Aug from Washington to Los Angeles, returning Sun, 30 Aug, priced at £267 found 5 days ago
American Airlines
Tue, 27 Oct - Fri, 6 Nov
IAD
Washington
LAX
Los Angeles
£268 Return, found 4 days ago
£268
Return
found 4 days ago
Select American Airlines flight, departing Tue, 27 Oct from Washington to Los Angeles, returning Fri, 6 Nov, priced at £268 found 4 days ago
Alaska Airlines
Sat, 26 Sept - Fri, 2 Oct
IAD
Washington
LAX
Los Angeles
£275 Return, found 5 days ago
£275
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 26 Sept from Washington to Los Angeles, returning Fri, 2 Oct, priced at £275 found 5 days ago
United
Sun, 6 Dec - Fri, 18 Dec
IAD
Washington
LAX
Los Angeles
£276 Return, found 3 days ago
£276
Return
found 3 days ago
Select United flight, departing Sun, 6 Dec from Washington to Los Angeles, returning Fri, 18 Dec, priced at £276 found 3 days ago
Alaska Airlines
Tue, 27 Oct - Fri, 6 Nov
IAD
Washington
LAX
Los Angeles
£279 Return, found 4 days ago
£279
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 27 Oct from Washington to Los Angeles, returning Fri, 6 Nov, priced at £279 found 4 days ago

Frequently asked questions

How much does a flight from Washington, DC (IAD-Washington Dulles Intl.) to Los Angeles, CA (LAX-Los Angeles Intl.) cost?
You can find cheap one-way flights from £105 and cheap return flights from £223 IAD to LAX with Expedia. One-way flights typically cost between £203 and £719, and return flights often range between £343 and £987. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when IAD to LAX ticket fares go up or down.
What is the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Los Angeles, CA (LAX-Los Angeles Intl.)?
If you're looking for the cheapest time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Los Angeles, CA (LAX-Los Angeles Intl.), February is typically your best bet. You can expect average return flight prices around £274 during this month. Other budget-friendly months to consider for this route include May and September.
Which airlines fly direct from Washington, DC (IAD) to Los Angeles, CA (LAX)?
Enter IAD to LAX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Washington, DC (IAD) to Los Angeles, CA (LAX)?
To find a cheap flight from Washington, DC (IAD) to Los Angeles, CA (LAX), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Los Angeles, CA (LAX-Los Angeles Intl.)?
The best time to fly from Washington Dulles International Airport (IAD) to Los Angeles International Airport (LAX) is typically September. This month offers a great balance—prices are reasonable at around £274 for a return flight, and you'll have plenty of flight options since it's a popular time to travel. September brings pleasant weather to both Washington, D.C. and Los Angeles, and it's after the peak summer travel season, which can mean fewer crowds. If you're flexible, September gives you both affordable fares and excellent flight schedules to work with.
What is the earliest flight from Washington, DC (IAD) to Los Angeles, CA (LAX)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Washington, DC (IAD) to Los Angeles, CA (LAX). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Los Angeles, CA (LAX-Los Angeles Intl.)?
Direct flights from IAD to LAX usually take about 5 hours 50 minutes, traveling roughly 3,674 kilometers. If you opt for a connecting flight, expect to add around 2 hours 10 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (IAD) to Los Angeles, CA (LAX)?
Select the "Business class" and "First class" filters when looking for Washington, DC (IAD) to Los Angeles, CA (LAX) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Washington, DC (IAD) to Los Angeles, CA (LAX) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD) to Los Angeles, CA (LAX) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Washington, DC (IAD) to Los Angeles, CA (LAX) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD) to Los Angeles, CA (LAX) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (IAD) to Los Angeles, CA (LAX) flight and hotel package?
Securing a Washington, DC (IAD) to Los Angeles, CA (LAX) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (IAD) to Los Angeles, CA (LAX)?
If you booked your Washington, DC (IAD) to Los Angeles, CA (LAX) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Los Angeles Intl.
Airlines serving
Alaska Airlines, Delta, United
Return price
£223
Distance
3652 km
Average flight time
2 hours 32 mins

Book with confidence

Compare flights from Washington to Los Angeles easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to Los Angeles. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Los Angeles Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to Los Angeles Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Washington Dulles Intl. (IAD) to Los Angeles Intl. (LAX)

The easiest way to view the best deals on flights from Washington to Los Angeles today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to Los Angeles Intl. start at just £223 and range up to £279.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Washington and Los Angeles
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Washington to Los Angeles flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to Los Angeles Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Washington to Los Angeles easily and book with confidence

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