HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$536+ Cheap flights from Fort Smith (FSM) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
FSM — IAD
Mar 28 — Apr 41
Sat 3/28
Sat 4/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Fort Smith to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Fort Smith to Dulles Intl

Cheapest flights from Fort Smith to Dulles Intl
Explore the most affordable flight options available from Fort Smith to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2026.

This American Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:07 am
FSM
-
IAD
2 stops7h 32m
American Airlines
Sat 3/147:03 pm
IAD
-
FSM
1 stop5h 46m
American Airlines
Deal found 2/23$536
This American Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:05 am
FSM
-
IAD
1 stop7h 26m
American Airlines
Sun 8/27:21 pm
IAD
-
FSM
1 stop5h 33m
American Airlines
Deal found 2/25$567
This American Airlines deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/1410:19 am
FSM
-
IAD
1 stop6h 52m
American Airlines
Wed 3/185:52 pm
IAD
-
FSM
1 stop6h 57m
American Airlines
Deal found 2/24$767
This American Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1310:19 am
FSM
-
IAD
1 stop5h 31m
American Airlines
Tue 3/175:37 pm
IAD
-
FSM
1 stop5h 55m
American Airlines
Deal found 2/25$779
This American Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:07 am
FSM
-
IAD
2 stops7h 32m
American Airlines
Thu 3/125:52 pm
IAD
-
FSM
1 stop6h 57m
American Airlines
Deal found 2/23$906

Find flight deals from Fort Smith to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Fort Smith (FSM) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$536
(American Airlines)
Provider with most accurate pricing for Fort Smith-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Fort Smith-Washington, D.C. Dulles Intl flights.
Search Deals
From Fort Smith to Washington, D.C. Dulles Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fort Smith to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 26, 2026.
Use the filters below to find and compare flights from Fort Smith to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Fort SmithWashington, D.C.

FSM - IAD

FSMIAD

Fort Smith

Tue 3/10

6:07 am-2:39 pm

2 stops7h 32m

Washington, D.C. Dulles Intl

Sat 3/14

7:03 pm-11:49 pm

1 stop5h 46m

$536

Fort SmithWashington, D.C.

FSM - IAD

FSMIAD

Fort Smith

Thu 7/30

10:05 am-6:31 pm

1 stop7h 26m

Washington, D.C. Dulles Intl

Sun 8/2

7:21 pm-11:54 pm

1 stop5h 33m

$567

Fort SmithWashington, D.C.

FSM - IAD

FSMIAD

Fort Smith

Sat 3/14

10:19 am-6:11 pm

1 stop6h 52m

Washington, D.C. Dulles Intl

Wed 3/18

5:52 pm-11:49 pm

1 stop6h 57m

$767

Fort SmithWashington, D.C.

FSM - IAD

FSMIAD

Fort Smith

Fri 3/13

10:19 am-4:50 pm

1 stop5h 31m

Washington, D.C. Dulles Intl

Tue 3/17

5:37 pm-10:32 pm

1 stop5h 55m

$779

Fort SmithWashington, D.C.

FSM - IAD

FSMIAD

Fort Smith

Fri 3/13

10:19 am-4:50 pm

1 stop5h 31m

$565

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Fort Smith-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Fort Smith-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Fort Smith-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Fort Smith-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Fort Smith-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Fort Smith to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Fort Smith with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Fort Smith to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Fort Smith to Washington, D.C. Dulles Intl?

    Fort Smith (FSM), located 3.8 mi from the city center, is the airport you fly out of when you book flights from Fort Smith to Washington, D.C. Dulles Intl. 0 airlines have flights from Fort Smith to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Fort Smith to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

  • How long is the flight from Fort Smith to Washington, D.C. Dulles Intl Airport?

    There are many flights that can get you from Fort Smith to Washington, D.C. Dulles Intl Airport in 7h 32m. Fly via American Airlines to get the fastest option. Fort Smith and Washington, D.C. Dulles Intl Airport are separated by a distance of 962 mi.

  • Can I find deals for flights from Fort Smith to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Fort Smith to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Fort Smith to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Fort Smith to Dulles Intl.

  • Can I find deals for business class flights from Fort Smith to Dulles Intl?

    Yes. Cheapflights offers flight deals from Fort Smith to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Hyattsville
Fredericksburg
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Manassas
Bowie
Largo
Clinton
Towson

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.