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 6h 40m. 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.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from FSM to IAD?

When flying from Fort Smith to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

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.

$656+ Cheap Flights from Fort Smith to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Fort Smith to Dulles Intl

Cheapest

Best

Last-minute

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 October 10, 2026.

Wed 11/256:03 am -

1 stop6h 40m

Tue 12/15:22 pm -

1 stop7h 29m

Deal found 10/7

$656

Tue 11/176:00 am -

2 stops8h 21m

Sat 11/216:57 pm -

1 stop5h 54m

Deal found 10/5

$712

Thu 11/196:03 am -

1 stop6h 40m

Thu 11/267:08 am -

1 stop8h 19m

Deal found 10/5

$716

Thu 10/225:08 pm -

1 stop5h 15m

Sun 10/257:13 pm -

1 stop5h 42m

Deal found 10/5

$740

Sat 10/245:08 pm -

1 stop5h 15m

Wed 10/286:42 am -

1 stop10h 55m

Deal found 10/9

$1,022

Best flights from Fort Smith to Dulles Intl
Discover carefully curated flight deals from Fort Smith to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.

Wed 11/256:03 am -

1 stop6h 40m

Tue 12/15:22 pm -

1 stop7h 29m

Deal found 10/7

$656

Thu 11/196:03 am -

1 stop6h 40m

Thu 11/267:08 am -

1 stop8h 19m

Deal found 10/5

$716

Fri 10/235:08 pm -

1 stop5h 15m

Sun 10/256:15 am -

2 stops11h 22m

Deal found 10/5

$811

Sat 10/245:08 pm -

1 stop5h 15m

Wed 10/286:42 am -

1 stop10h 55m

Deal found 10/9

$1,022

Thu 10/225:08 pm -

2 stops18h 43m

Sun 10/256:15 am -

2 stops11h 22m

Deal found 10/5

$1,096

Last-minute flights from Fort Smith to Dulles Intl
Discover last-minute flight deals from Fort Smith to Dulles Intl. Data last updated October 10, 2026 and is based on user searches.

Thu 10/225:08 pm -

1 stop5h 15m

Sun 10/257:13 pm -

1 stop5h 42m

Deal found 10/5

$740

Sat 10/245:08 pm -

1 stop5h 15m

Wed 10/286:42 am -

1 stop10h 55m

Deal found 10/9

$1,022

Tue 11/176:00 am -

2 stops8h 21m

Sat 11/216:57 pm -

1 stop5h 54m

Deal found 10/5

$712

Thu 11/196:03 am -

1 stop6h 40m

Thu 11/267:08 am -

1 stop8h 19m

Deal found 10/5

$716

Wed 11/256:03 am -

1 stop6h 40m

Tue 12/15:22 pm -

1 stop7h 29m

Deal found 10/7

$656

Find flight deals from Fort Smith to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$656 (American Airlines)

Provider with most accurate pricing for Fort Smith-Washington, D.C. Dulles Intl flight deals.

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Use the filters below to find and compare flights from Fort Smith to Washington, D.C. Dulles Intl Airport that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

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Fort SmithWashington, D.C.

FSM Fort Smith - IAD Washington, D.C. Dulles Intl

FSMIAD

Fort Smith

Wed 11/25

6:03 am-1:43 pm

1 stop6h 40m

Washington, D.C. Dulles Intl

Tue 12/1

5:22 pm-11:51 pm

1 stop7h 29m

$656

Fort SmithWashington, D.C.

FSM Fort Smith - IAD Washington, D.C. Dulles Intl

FSMIAD

Fort Smith

Thu 11/19

6:03 am-1:43 pm

1 stop6h 40m

Washington, D.C. Dulles Intl

Thu 11/26

7:08 am-2:27 pm

1 stop8h 19m

$716

Fort SmithWashington, D.C.

FSM Fort Smith - IAD Washington, D.C. Dulles Intl

FSMIAD

Fort Smith

Fri 10/23

5:08 pm-11:23 pm

1 stop5h 15m

Washington, D.C. Dulles Intl

Sun 10/25

6:15 am-4:37 pm

2 stops11h 22m

$811

Fort SmithWashington, D.C.

FSM Fort Smith - IAD Washington, D.C. Dulles Intl

FSMIAD

Fort Smith

Sat 10/24

5:08 pm-11:23 pm

1 stop5h 15m

Washington, D.C. Dulles Intl

Wed 10/28

6:42 am-4:37 pm

1 stop10h 55m

$1,022

Fort SmithWashington, D.C.

FSM Fort Smith - IAD Washington, D.C. Dulles Intl

FSMIAD

Fort Smith

Thu 10/22

5:08 pm-12:51 pm

2 stops18h 43m

Washington, D.C. Dulles Intl

Sun 10/25

6:15 am-4:37 pm

2 stops11h 22m

$1,096

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/7

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.

FSM-IAD

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

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 6h 40m. 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.

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$656+ 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Fort Smith to Dulles Intl with Cheapflights

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Cheap flight deals from Fort Smith to Dulles Intl

Cheapest flights from Fort Smith to Dulles IntlExplore 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 October 10, 2026.

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 October 10, 2026.

Best flights from Fort Smith to Dulles IntlDiscover carefully curated flight deals from Fort Smith to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.

Discover carefully curated flight deals from Fort Smith to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.

Last-minute flights from Fort Smith to Dulles IntlDiscover last-minute flight deals from Fort Smith to Dulles Intl. Data last updated October 10, 2026 and is based on user searches.

Discover last-minute flight deals from Fort Smith to Dulles Intl. Data last updated October 10, 2026 and is based on user searches.

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Use the filters below to find and compare flights from Fort Smith to Washington, D.C. Dulles Intl Airport that are best for you.

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.

Related info for your journey

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

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

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

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

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

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

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Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 10, 2026.

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Fort Smith and Dulles Intl flights

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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 October 10, 2026.

Best flights from Fort Smith to Dulles Intl
Discover carefully curated flight deals from Fort Smith to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.

Last-minute flights from Fort Smith to Dulles Intl
Discover last-minute flight deals from Fort Smith to Dulles Intl. Data last updated October 10, 2026 and is based on user searches.