Cheap Flights from Washington Dulles Intl. Airport

View S$110 flight on Tue, 15 Sept, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD)

  • United

  • Delta

  • American Airlines

  • Alaska Airlines

  • Air Canada

  • British Airways

  • Frontier Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Flights from Washington Dulles Intl. Airport

Prices were available within the past 7 days and start at S$110 for one-way flights and S$217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 28 Sept - Thu, 1 Oct
IAD
Washington
ATL
Atlanta
S$217 Return, found 12 hours ago
S$217
Return
found 12 hours ago
Select Delta flight, departing Mon, 28 Sept from Washington to Atlanta, returning Thu, 1 Oct, priced at S$217 found 12 hours ago
Delta
Tue, 15 Sept - Fri, 18 Sept
IAD
Washington
ATL
Atlanta
S$240 Return, found 4 hours ago
S$240
Return
found 4 hours ago
Select Delta flight, departing Tue, 15 Sept from Washington to Atlanta, returning Fri, 18 Sept, priced at S$240 found 4 hours ago
Delta
Wed, 16 Sept - Wed, 23 Sept
IAD
Washington
MCO
Orlando
S$280 Return, found 16 hours ago
S$280
Return
found 16 hours ago
Select Delta flight, departing Wed, 16 Sept from Washington to Orlando, returning Wed, 23 Sept, priced at S$280 found 16 hours ago
United
Mon, 28 Sept - Thu, 1 Oct
IAD
Washington
ATL
Atlanta
S$320 Return, found 12 hours ago
S$320
Return
found 12 hours ago
Select United flight, departing Mon, 28 Sept from Washington to Atlanta, returning Thu, 1 Oct, priced at S$320 found 12 hours ago
Delta
Wed, 16 Sept - Wed, 23 Sept
IAD
Washington
TPA
Tampa
S$352 Return, found 4 hours ago
S$352
Return
found 4 hours ago
Select Delta flight, departing Wed, 16 Sept from Washington to Tampa, returning Wed, 23 Sept, priced at S$352 found 4 hours ago
Delta
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
MIA
Miami
S$373 Return, found 11 hours ago
S$373
Return
found 11 hours ago
Select Delta flight, departing Sat, 12 Sept from Washington to Miami, returning Sat, 19 Sept, priced at S$373 found 11 hours ago
Delta
Tue, 29 Sept - Tue, 6 Oct
IAD
Washington
DAL
Dallas
S$380 Return, found 20 hours ago
S$380
Return
found 20 hours ago
Select Delta flight, departing Tue, 29 Sept from Washington to Dallas, returning Tue, 6 Oct, priced at S$380 found 20 hours ago
American Airlines
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
MIA
Miami
S$430 Return, found 11 hours ago
S$430
Return
found 11 hours ago
Select American Airlines flight, departing Sat, 12 Sept from Washington to Miami, returning Sat, 19 Sept, priced at S$430 found 11 hours ago
avianca
Thu, 1 Oct - Mon, 12 Oct
IAD
Washington
LIM
Lima
S$693 Return, found 1 day ago
S$693
Return
found 1 day ago
Select avianca flight, departing Thu, 1 Oct from Washington to Lima, returning Mon, 12 Oct, priced at S$693 found 1 day ago
Copa
Fri, 28 Aug - Tue, 1 Sept
IAD
Washington
LIM
Lima
S$728 Return, found 12 hours ago
S$728
Return
found 12 hours ago
Select Copa flight, departing Fri, 28 Aug from Washington to Lima, returning Tue, 1 Sept, priced at S$728 found 12 hours 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 S$110. 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, USIATA: IAD, ICAO: KIAD, GPS: KIAD38.944500-77.45580395.10meters

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

Explore a world of travel with Expedia

*Available to Expedia members.