$103 Cheap Flights from Washington (IAD) to Los Angeles (LAX)

View $103 flight on Sat, Oct 25, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $103 for one-way flights and $206 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Oct 20 - Thu, Oct 23
IAD
Washington
LAX
Los Angeles
$206 Roundtrip, just found
$206
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Oct 20 from Washington to Los Angeles, returning Thu, Oct 23, priced at $206 just found
Frontier Airlines
Mon, Oct 20 - Thu, Nov 6
IAD
Washington
LAX
Los Angeles
$225 Roundtrip, found 2 days ago
$225
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Oct 20 from Washington to Los Angeles, returning Thu, Nov 6, priced at $225 found 2 days ago
Frontier Airlines
Thu, Oct 16 - Sun, Oct 26
IAD
Washington
LAX
Los Angeles
$227 Roundtrip, found 16 hours ago
$227
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Thu, Oct 16 from Washington to Los Angeles, returning Sun, Oct 26, priced at $227 found 16 hours ago
Frontier Airlines
Sat, Oct 18 - Fri, Oct 24
IAD
Washington
LAX
Los Angeles
$231 Roundtrip, just found
$231
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Oct 18 from Washington to Los Angeles, returning Fri, Oct 24, priced at $231 just found
United
Wed, Jan 28 - Sat, Jan 31
IAD
Washington
LAX
Los Angeles
$237 Roundtrip, found 1 hour ago
$237
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jan 28 from Washington to Los Angeles, returning Sat, Jan 31, priced at $237 found 1 hour ago
Frontier Airlines
Sat, Oct 25 - Sat, Nov 1
IAD
Washington
LAX
Los Angeles
$242 Roundtrip, just found
$242
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Oct 25 from Washington to Los Angeles, returning Sat, Nov 1, priced at $242 just found
Southwest Airlines
Mon, Nov 3 - Thu, Nov 13
IAD
Washington
LAX
Los Angeles
$243 Roundtrip, found 18 hours ago
$243
Roundtrip
found 18 hours ago
Select Southwest Airlines flight, departing Mon, Nov 3 from Washington to Los Angeles, returning Thu, Nov 13, priced at $243 found 18 hours ago
Frontier Airlines
Mon, Nov 17 - Wed, Nov 19
IAD
Washington
LAX
Los Angeles
$243 Roundtrip, found 11 hours ago
$243
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Mon, Nov 17 from Washington to Los Angeles, returning Wed, Nov 19, priced at $243 found 11 hours ago
Alaska Airlines
Wed, Nov 5 - Thu, Nov 13
IAD
Washington
LAX
Los Angeles
$262 Roundtrip, found 22 hours ago
$262
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Wed, Nov 5 from Washington to Los Angeles, returning Thu, Nov 13, priced at $262 found 22 hours ago
American Airlines
Mon, Jan 5 - Sat, Jan 17
IAD
Washington
LAX
Los Angeles
$351 Roundtrip, just found
$351
Roundtrip
just found
Select American Airlines flight, departing Mon, Jan 5 from Washington to Los Angeles, returning Sat, Jan 17, priced at $351 just found

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

January is typically the cheapest month to fly

From $138 - $347 per traveler.

Alternative airports near Los Angeles

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Bob Hope BUR. Average driving time to city center is 18 minutes. Flights from $572
BUR
Bob Hope
Average driving time to city center18 min
Flights from $572
Select flight to Long Beach Municipal LGB. Average driving time to city center is 27 minutes. Flights from $528
LGB
Long Beach Municipal
Average driving time to city center27 min
Flights from $528

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX) cost?
Get a cheap one-way flight from $103 or cheap return flight from $206 from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX)?
Flying in October is a good way to save, as it's the cheapest month for flights between IAD and LAX. You'll often find the lowest fares during off-peak months.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX)?
You can fly straight from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX) on a United Airlines flight.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX)?
The cheapest airline to offer flights between Washington Dulles Intl. Airport (IAD) and Los Angeles Intl. Airport (LAX) will change depending on your travel dates. Air China and United Airlines are just some well-known options offering reasonable prices. Use Expedia's search tool to compare airlines in one place and find the right IAD to LAX flight that fits your budget.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX)?
Daily, an average of 4 direct flights operate from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX). Choose the departure that best suits your travel plans.
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX)?
Flights between IAD and LAX are their busiest at 5 PM. If you want a more relaxed experience and possibly cheaper prices, look for a departure that's outside typical rush times.
What day of the week has the most flights from IAD to LAX?
Friday has the most flights from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX). Consider jetting off on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX)?
Hop on the earliest flight at around 8:45AM UTC-5, leaving from Washington Dulles Intl. Airport (IAD). You'll be traveling for about 5h 52m, landing at Los Angeles Intl. Airport (LAX) at approximately 11:37AM UTC-8.
How long does it take to fly from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX)?
It takes roughly 5 hours and 47 minutes to fly the 2,300 mi from IAD to LAX.
What airline has the least delays from IAD to LAX?
Consider booking with American Airlines if you'd like to go straight from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX) without any delays. This carrier has the strongest track record for punctuality, with an on-time score of 84%. Want real-time updates? You can check your flight status using the Expedia App.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX)?
To arrive at Los Angeles Intl. Airport (LAX) on time, select a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Los Angeles from Washington Dulles Intl. Airport (IAD)?
Check out your flight options from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX). This is the only Los Angeles airport you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX) last-minute?
Booking your flight from IAD to LAX just before your getaway is generally more expensive. But if you're flexible with your travel dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an IAD to LAX flight and hotel package?
You'll generally save money by booking an IAD to LAX flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your ideal accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX)?
You can usually cancel or reschedule your IAD to LAX flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Los Angeles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$206
Distance
2282 mi
Average flight time
3 hours 39 mins

Book with confidence

Book with confidence

Washington to Los Angeles Flights

The cheapest times to fly from Washington to Los Angeles

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Los Angeles are during the month of October. You can find some of the cheapest flights from Washington to Los Angeles with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Los Angeles

Sunday is one of the best days to book for cheap flights from Washington to Los Angeles: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Los Angeles

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Los Angeles in 2025. You can also book with separate airlines for your outbound and return journeys, from $103 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Los Angeles flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Los Angeles airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Los Angeles Flights

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