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

View $103 flight on Thu, Nov 13, 2025Opens in a new window

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

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

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
Thu, Oct 2 - Sat, Oct 4
LAX
Los Angeles
IAD
Washington
$206 Roundtrip, just found
$206
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Oct 2 from Los Angeles to Washington, returning Sat, Oct 4, priced at $206 just found
Frontier Airlines
Fri, Sep 12 - Mon, Sep 15
LAX
Los Angeles
IAD
Washington
$207 Roundtrip, just found
$207
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Sep 12 from Los Angeles to Washington, returning Mon, Sep 15, priced at $207 just found
Frontier Airlines
Sat, Sep 6 - Mon, Sep 8
LAX
Los Angeles
IAD
Washington
$208 Roundtrip, found 1 hour ago
$208
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Sep 6 from Los Angeles to Washington, returning Mon, Sep 8, priced at $208 found 1 hour ago
United
Wed, Sep 3 - Fri, Sep 19
LAX
Los Angeles
IAD
Washington
$212 Roundtrip, found 6 hours ago
$212
Roundtrip
found 6 hours ago
Select United flight, departing Wed, Sep 3 from Los Angeles to Washington, returning Fri, Sep 19, priced at $212 found 6 hours ago
United
Sat, Sep 6 - Mon, Sep 8
LAX
Los Angeles
IAD
Washington
$213 Roundtrip, found 1 hour ago
$213
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Sep 6 from Los Angeles to Washington, returning Mon, Sep 8, priced at $213 found 1 hour ago
United
Thu, Sep 4 - Sat, Sep 6
LAX
Los Angeles
IAD
Washington
$217 Roundtrip, found 1 hour ago
$217
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Sep 4 from Los Angeles to Washington, returning Sat, Sep 6, priced at $217 found 1 hour ago
Frontier Airlines
Thu, Sep 4 - Sat, Sep 6
LAX
Los Angeles
IAD
Washington
$219 Roundtrip, found 1 hour ago
$219
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Los Angeles to Washington, returning Sat, Sep 6, priced at $219 found 1 hour ago
Southwest Airlines
Fri, Oct 31 - Sun, Nov 9
LAX
Los Angeles
IAD
Washington
$227 Roundtrip, found 9 hours ago
$227
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Fri, Oct 31 from Los Angeles to Washington, returning Sun, Nov 9, priced at $227 found 9 hours ago
Alaska Airlines
Tue, Sep 30 - Thu, Oct 2
LAX
Los Angeles
IAD
Washington
$251 Roundtrip, just found
$251
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Sep 30 from Los Angeles to Washington, returning Thu, Oct 2, priced at $251 just found
Hawaiian Airlines
Tue, Feb 24 - Thu, Feb 26
LAX
Los Angeles
IAD
Washington
$296 Roundtrip, found 1 day ago
$296
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Feb 24 from Los Angeles to Washington, returning Thu, Feb 26, priced at $296 found 1 day ago

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

February is typically the cheapest month to fly

From $138 - $365 per traveler.

Graph displaying average flight prices per month

Alternative airports near Washington

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

Select flight to Ronald Reagan Washington National DCA. Closest option available. Average driving time to city center is 8 minutes. Flights from $307
DCA
Ronald Reagan Washington National
Closest
Average driving time to city center8 min
Flights from $307
Flights from Los Angeles (LAX) to Washington (IAD)
Origin airport
Los Angeles Intl.
Destination airport
Washington Dulles 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
9 hours 16 mins

Los Angeles to Washington Flights

The cheapest times to fly from Los Angeles to Washington

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 Los Angeles to Washington are during the month of October. You can find some of the cheapest flights from Los Angeles to Washington with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Los Angeles to Washington: 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 Los Angeles to Washington

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 Los Angeles to Washington 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 Los Angeles to Washington 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 Los Angeles to Washington 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.

 

Frequently asked questions

How much does a flight from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD) cost?
Get a cheap one-way flight from $103 or cheap return flight from $206 from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD) 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 Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
Traveling in October can help you save, as it's the cheapest month for flights between LAX and IAD. You'll usually find the lowest prices during off-peak months.
Which airlines fly direct from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
When jetting out of Los Angeles Intl. Airport (LAX), you can get on a nonstop flight to Washington Dulles Intl. Airport (IAD) with United Airlines.
What is the cheapest airline that flies from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest LAX to IAD flight.
How many flights per day from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
When flying out of Los Angeles Intl. Airport (LAX), you can pick from an average of 4 daily nonstop flights to Washington Dulles Intl. Airport (IAD).
What are the most popular departure times for flights from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
More people fly between LAX and IAD at 1 PM than at any other point in the day. Rather skip the crowds? Pick a flight outside the busiest times and you could save on your fare as well.
What day of the week has the most flights from LAX to IAD?
If you jet off on a Monday, you'll get the greatest range of options for flights from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD).
What is the earliest flight from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
Take the earliest flight at around 8:40AM UTC-8, leaving from Los Angeles Intl. Airport (LAX). You'll be flying for about 4h 34m, reaching Washington Dulles Intl. Airport (IAD) at approximately 4:14PM UTC-5.
How long does it take to fly from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
It takes approximately 4 hours and 43 minutes to travel the 2,300 mi from LAX to IAD.
What airline has the least delays from LAX to IAD?
United Airlines has the strongest track record for on-time direct flights from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD), with an on-time score of 85%. Use the Expedia App to check your journey status before you jet off and receive notifications about any changes.
What is the best time to fly from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
To touch down at Washington Dulles Intl. Airport (IAD) on time, choose a flight that takes off from Los Angeles Intl. Airport (LAX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Washington from Los Angeles Intl. Airport (LAX)?
Touch down at one of these Washington airports following your direct flight from Los Angeles Intl. Airport (LAX):

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD) last-minute?
Booking your plane ticket from LAX to IAD shortly before your getaway is usually more expensive. However, if there's some wiggle room with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book a LAX to IAD flight and hotel package?
Opting for a LAX to IAD flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our extensive range of hotels and then add activities, flights 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 Los Angeles Intl. Airport (LAX) to Washington Dulles Intl. Airport (IAD)?
In most cases, you can cancel or reschedule your LAX to IAD flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like further information, go to our Customer Service portal.

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*Available to One Key members.