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Fort Smith

$455+ Cheap flights from Dulles Intl (IAD) to Fort Smith (FSM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FSM
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Dulles Intl to Fort Smith

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Fort Smith (FSM). 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 September 17, 2025.

Round-trip from

$580
(American Airlines)

One-way from

$455
(American Airlines)
From Washington, D.C. Dulles Intl to Fort Smith
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One-way flight from Washington, D.C. Dulles Intl to Fort Smith
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Find flight deals from Dulles Intl to Fort Smith

Cheapest flights from Dulles Intl to Fort Smith
Explore the most affordable flight options available from Dulles Intl to Fort Smith. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 9/2211:47 amIAD - FSM
1 stop7h 05mAmerican Airlines
Tue 9/233:20 pmFSM - IAD
1 stop6h 25mAmerican Airlines
Deal found 9/15$841

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Fort Smith 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 September 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Fort Smith that are best for you.

Fly from

Dulles Intl

Fly to

Fort Smith

Route

Depart

Return

Price

Washington, D.C.Fort Smith

IAD - FSM

IADFSM

Washington, D.C. Dulles Intl

Mon 9/22

11:47 am-5:52 pm

1 stop7h 05m

Fort Smith

Tue 9/23

3:20 pm-10:45 pm

1 stop6h 25m

$841

Washington, D.C.Fort Smith

IAD - FSM

IADFSM

Washington, D.C. Dulles Intl

Mon 9/22

11:47 am-5:52 pm

1 stop7h 05m

$455

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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

Have a flexible travel schedule? Discover the best time to fly to Fort Smith from Dulles Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Fort Smith

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Fort Smith?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Fort Smith (average of $429). Flying from Washington, D.C. Dulles Intl Airport to Fort Smith in March is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Fort Smith. 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 into for flights to Fort Smith from Washington, D.C. Dulles Intl?

    If you book a flight to Fort Smith from Washington, D.C. Dulles Intl, you will be flying to Fort Smith, which is the city’s only airport. Fort Smith (FSM) is located 3.8 mi from the center of Fort Smith. There are 0 flights from Washington, D.C. Dulles Intl to Fort Smith per day from 0 different airlines.

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

    Airlines like American Airlines fly from Washington, D.C. Dulles Intl Airport to Fort Smith in about 7h 05m. The time it takes to get you to your destination can typically vary by up to . There are 962 mi between Washington, D.C. Dulles Intl Airport and Fort Smith.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Fort Smith?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Fort Smith (average of $429). Flying from Washington, D.C. Dulles Intl Airport to Fort Smith in March is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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