Cheap Flights from Washington Dulles Intl. Airport

View ฿2,825 flight on Tue, 29 Sept 2026Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD)

  • United

  • Delta

  • American Airlines

  • Alaska Airlines

  • Air Canada

  • Lufthansa

  • British Airways

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Flights from Washington Dulles Intl. Airport

Prices were available within the past 7 days and start at ฿2,825 for one-way flights and ฿5,640 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 5 Sept - Tue, 8 Sept
IAD
Washington
ATL
Atlanta
฿5,640 Return, found 2 days ago
฿5,640
Return
found 2 days ago
Select Delta flight, departing Sat, 5 Sept from Washington to Atlanta, returning Tue, 8 Sept, priced at ฿5,640 found 2 days ago
Delta
Fri, 11 Sept - Tue, 15 Sept
IAD
Washington
ATL
Atlanta
฿5,670 Return, found 4 days ago
฿5,670
Return
found 4 days ago
Select Delta flight, departing Fri, 11 Sept from Washington to Atlanta, returning Tue, 15 Sept, priced at ฿5,670 found 4 days ago
Delta
Mon, 21 Sept - Tue, 22 Sept
IAD
Washington
ATL
Atlanta
฿5,705 Return, found 3 days ago
฿5,705
Return
found 3 days ago
Select Delta flight, departing Mon, 21 Sept from Washington to Atlanta, returning Tue, 22 Sept, priced at ฿5,705 found 3 days ago
Delta
Fri, 18 Sept - Sat, 19 Sept
IAD
Washington
ATL
Atlanta
฿6,235 Return, found 3 days ago
฿6,235
Return
found 3 days ago
Select Delta flight, departing Fri, 18 Sept from Washington to Atlanta, returning Sat, 19 Sept, priced at ฿6,235 found 3 days ago
Delta
Mon, 21 Sept - Tue, 22 Sept
IAD
Washington
ATL
Atlanta
฿6,805 Return, found 3 days ago
฿6,805
Return
found 3 days ago
Select Delta flight, departing Mon, 21 Sept from Washington to Atlanta, returning Tue, 22 Sept, priced at ฿6,805 found 3 days ago
Delta
Wed, 16 Sept - Sat, 19 Sept
IAD
Washington
TPA
Tampa
฿6,965 Return, found 4 days ago
฿6,965
Return
found 4 days ago
Select Delta flight, departing Wed, 16 Sept from Washington to Tampa, returning Sat, 19 Sept, priced at ฿6,965 found 4 days ago
United
Fri, 11 Sept - Tue, 15 Sept
IAD
Washington
ATL
Atlanta
฿7,005 Return, found 4 days ago
฿7,005
Return
found 4 days ago
Select United flight, departing Fri, 11 Sept from Washington to Atlanta, returning Tue, 15 Sept, priced at ฿7,005 found 4 days ago
American Airlines
Mon, 21 Sept - Tue, 22 Sept
IAD
Washington
ATL
Atlanta
฿11,025 Return, found 3 days ago
฿11,025
Return
found 3 days ago
Select American Airlines flight, departing Mon, 21 Sept from Washington to Atlanta, returning Tue, 22 Sept, priced at ฿11,025 found 3 days ago
avianca
Thu, 20 Aug - Wed, 2 Sept
IAD
Washington
LIM
Lima
฿18,590 Return, found 6 days ago
฿18,590
Return
found 6 days ago
Select avianca flight, departing Thu, 20 Aug from Washington to Lima, returning Wed, 2 Sept, priced at ฿18,590 found 6 days ago
Copa
Thu, 20 Aug - Wed, 2 Sept
IAD
Washington
LIM
Lima
฿19,755 Return, found 6 days ago
฿19,755
Return
found 6 days ago
Select Copa flight, departing Thu, 20 Aug from Washington to Lima, returning Wed, 2 Sept, priced at ฿19,755 found 6 days ago

Frequently asked questions

What is the airport code for Washington Dulles Intl. Airport (IAD)?
Washington Dulles Intl. Airport (IAD) uses the airport code: IAD.
How far is Washington Dulles Intl. Airport (IAD) from central Washington?
A Washington car rental is one of the easiest and quickest ways to get to central Washington from Washington Dulles Intl. Airport (IAD). Book a ride with on-site outlet Hertz and and drive away soon after landing. The city centre is 40 kilometres east of IAD.
Does IAD have a hotel?
You won't find any hotel options at IAD. But if you expand your search criteria, you're sure to come across a comfortable place to stay the night before your flight. The Herndon #11306 · Monochromatic Modern 2BR|2BTH Min. IAD w Amenities and the 1203 · Bright & Stylish 2BR | 2BTH in Herndon w Amenities are terrific choices just outside of the airport. Book a room at either the night before your flight and your departure gate will be a quick drive away. The Herndon #11306 · Monochromatic Modern 2BR|2BTH Min. IAD w Amenities offers guests a king bed, an oven and pet-friendly facilities. The 1203 · Bright & Stylish 2BR | 2BTH in Herndon w Amenities also has convenient amenities like an oven, pet-friendly facilities and a fridge.
Are there private lounges in Washington Dulles Intl. Airport (IAD)?
IAD doesn't have a private lounge. No need to stress. Use your spare time to check out shops and cafés around the terminal before you board your plane.
What airlines fly out of Dulles Intl. Airport?
These domestic air carriers all fly from Dulles Intl. Airport and are quality options:

  • United Airlines
  • Delta Air Lines
  • Alaska Airlines

If you're ready to discover far-flung destinations, these leading carriers will fly you there from Washington Dulles Intl. Airport (IAD):

  • United Airlines
  • British Airways
  • Lufthansa

How many flights per day fly out of IAD?
On average, there are 316 flights that depart from Washington Dulles Intl. Airport (IAD) each day. Wherever you're on your way to, you'll find a bargain with Expedia.
How to find cheap flights from IAD with Expedia?
The lowest price for a one-way flight from Washington, DC (IAD-Washington Dulles Intl.) was to Atlanta (ATL) at ฿2,825. With Expedia, you can compare flights from all available airlines after entering your travel dates. You can sort your results by price and also use the filters to the left. These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. Find cheap airfares by filtering your search for airline preference, nonstop flights, included baggage and more. Above your search results, click on "Flexible dates" to see how the price of your airfare changes for nearby days. Once you've found a flight you love, explore our unbeatable deals on hotels.
Where can you fly to from IAD?
Flights from IAD go across the world, but the most frequented destinations for international travellers are London, Frankfurt and Paris. If you can only spare enough time for a short weekend escape, stay within the country and jet to Denver, Charlotte or Los Angeles. No matter your schedule, we've got first-rate deals and a fantastic destination waiting for you.
What is the cancellation policy on flights and how do I cancel my flight on Expedia?
Most flights are free to cancel within 24 hours of making the reservation. However, some flights are non-refundable, and you may receive a flight credit from the airline to use for a future booking. For more information, please visit our Customer Service Portal.

Travel information

Washington Dulles Intl. Airport Information

Airport Name
Airport Location
Airport Code
Latitude
Longitude
Altitude
Washington Dulles Intl.Washington, DC, USIATA: IAD, ICAO: KIAD, GPS Code: KIAD38.944500-77.45580395.10 meters

Washington Dulles Intl., (IAD), offers flights from major airline carriers to a number of well-traveled global destinations. You will find useful information above about Washington, DC airport to assist you when planning your next trip. Booking flights from IAD is easy with Expedia, the world’s largest online travel source.

*Available to Expedia members.