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Cheap flights from Seattle to Fort Smith from $439

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Fort Smith departing on 7/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Fort Smith

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:22 pm - 9:36 am
SEA
-
FSM
8h 14m
1 stop
American Airlines Logo
8:18 pm - 12:57 am
FSM
-
SEA
6h 39m
1 stop
$439American Airlines
Thu, Jul 16 - Mon, Jul 20
American Airlines Logo
3:21 pm - 11:57 pm
SEA
-
FSM
6h 36m
1 stop
American Airlines Logo
5:15 pm - 12:50 am
FSM
-
SEA
9h 35m
1 stop
$449American Airlines
Thu, Jul 9 - Sun, Aug 16
American Airlines Logo
7:40 am - 4:45 pm
SEA
-
FSM
7h 05m
1 stop
American Airlines Logo
5:16 pm - 11:09 pm
FSM
-
SEA
7h 53m
1 stop
$483American Airlines
Sat, Aug 29 - Thu, Sep 10
American Airlines Logo
12:44 am - 9:36 am
SEA
-
FSM
6h 52m
1 stop
American Airlines Logo
5:15 pm - 10:26 pm
FSM
-
SEA
7h 11m
1 stop
$529American Airlines
Thu, Jul 9 - Tue, Jul 14
American Airlines Logo
2:12 pm - 10:35 pm
SEA
-
FSM
6h 23m
1 stop
American Airlines Logo
5:08 pm - 9:57 pm
FSM
-
SEA
6h 49m
1 stop
$532American Airlines
Tue, Sep 29 - Mon, Oct 5
American Airlines Logo
1:57 pm - 11:57 pm
SEA
-
FSM
8h 00m
1 stop
American Airlines Logo
5:15 pm - 10:26 pm
FSM
-
SEA
7h 11m
1 stop
$563American Airlines
Thu, Jul 9 - Wed, Aug 5
American Airlines Logo
11:00 am - 10:22 pm
SEA
-
FSM
9h 22m
2 stops
American Airlines Logo
5:16 pm - 11:09 pm
FSM
-
SEA
7h 53m
1 stop
$624American Airlines
Sat, Aug 29 - Thu, Sep 10
American Airlines Logo
11:16 pm - 9:41 am
SEA
-
FSM
8h 25m
1 stop
American Airlines Logo
5:16 pm - 9:52 pm
FSM
-
SEA
6h 36m
1 stop
$646American Airlines
Sat, Aug 29 - Sun, Sep 13
American Airlines Logo
11:22 pm - 9:36 am
SEA
-
FSM
8h 14m
1 stop
American Airlines Logo
6:00 am - 2:03 pm
FSM
-
SEA
10h 03m
2 stops
$704American Airlines
Thu, Jul 9 - Wed, Aug 5
American Airlines Logo
2:12 pm - 10:35 pm
SEA
-
FSM
6h 23m
1 stop
American Airlines Logo
6:00 am - 1:47 pm
FSM
-
SEA
9h 47m
2 stops
$737American Airlines
Tue, Sep 29 - Mon, Oct 5

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American Airlines flights from Seattle to Fort Smith

Our best American Airlines deals on Seattle to Fort Smith flight tickets
American Airlines
Jul 16
SEA11:22 pmSeattle/Tacoma Intl
8h 14m
1 stop
FSM9:36 amFort Smith
Jul 20
FSM8:18 pmFort Smith
6h 39m
1 stop
SEA12:57 amSeattle/Tacoma Intl
$439
American Airlines
Jul 9
SEA3:21 pmSeattle/Tacoma Intl
6h 36m
1 stop
FSM11:57 pmFort Smith
Aug 16
FSM5:15 pmFort Smith
9h 35m
1 stop
SEA12:50 amSeattle/Tacoma Intl
$449
American Airlines
Aug 29
SEA7:40 amSeattle/Tacoma Intl
7h 05m
1 stop
FSM4:45 pmFort Smith
Sep 10
FSM5:16 pmFort Smith
7h 53m
1 stop
SEA11:09 pmSeattle/Tacoma Intl
$483

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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, momondo users made 832,500 searches. Data last updated July 6, 2026.
Use the filters below to find and compare flights from Seattle to Fort Smith that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Thu 7/16

11:22 pm-9:36 am

1 stop8h 14m

Fort Smith

Mon 7/20

8:18 pm-12:57 am

1 stop6h 39m

$439

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Thu 7/9

3:21 pm-11:57 pm

1 stop6h 36m

Fort Smith

Sun 8/16

5:15 pm-12:50 am

1 stop9h 35m

$449

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Sat 8/29

7:40 am-4:45 pm

1 stop7h 05m

Fort Smith

Thu 9/10

5:16 pm-11:09 pm

1 stop7h 53m

$483

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Thu 7/9

12:44 am-9:36 am

1 stop6h 52m

Fort Smith

Tue 7/14

5:15 pm-10:26 pm

1 stop7h 11m

$529
Quickest round-trip

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Tue 9/29

2:12 pm-10:35 pm

1 stop6h 23m

Fort Smith

Mon 10/5

5:08 pm-9:57 pm

1 stop6h 49m

$532

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Thu 7/9

1:57 pm-11:57 pm

1 stop8h 00m

Fort Smith

Wed 8/5

5:15 pm-10:26 pm

1 stop7h 11m

$563

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Sat 8/29

11:00 am-10:22 pm

2 stops9h 22m

Fort Smith

Thu 9/10

5:16 pm-11:09 pm

1 stop7h 53m

$624

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Sat 8/29

11:16 pm-9:41 am

1 stop8h 25m

Fort Smith

Sun 9/13

5:16 pm-9:52 pm

1 stop6h 36m

$646

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Thu 7/9

11:22 pm-9:36 am

1 stop8h 14m

Fort Smith

Wed 8/5

6:00 am-2:03 pm

2 stops10h 03m

$704

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Tue 9/29

2:12 pm-10:35 pm

1 stop6h 23m

Fort Smith

Mon 10/5

6:00 am-1:47 pm

2 stops9h 47m

$737

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Fort Smith from

How to get the cheapest flight ticket from Seattle to Fort Smith

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Fort Smith?

In general, November is the cheapest month to fly from Seattle to Fort Smith. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Fort Smith in November, then you should wait until July to fly from Seattle, when ticket prices are also cheap, with an average price of $0.

When to book flights from Seattle to Fort Smith

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Fort Smith according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Fort Smith (SEA to FSM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Fort Smith

Fastest flight time

8h 00m

Direct flights

None
The fastest flight from Seattle to Fort Smith takes 8h 00m
There are no direct flights from Seattle to Fort Smith. There are no popular flight routes from Seattle to Fort Smith.
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Frequently asked questions about flying from Seattle to Fort Smith

  • How far is Seattle/Tacoma Intl to Fort Smith by plane?

    The straight-line distance from Seattle/Tacoma Intl to Fort Smith is 1660.0 mi. Typically, this will take 8h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Fort Smith Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Fort Smith Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Fort Smith Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Fort Smith Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Fort Smith Airport.

  • What documentation or ID do you need to fly to Fort Smith Airport?

    The travel and health documents required for your trip to Fort Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Fort Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Fort Smith?

Best airlines flying from Seattle to Fort Smith

Compare and see reviews for airlines that fly from Seattle to Fort Smith with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $328Free CancellationRating
7.1
11,779 reviews
Search American Airlines flights

Traveling to a place near Fort Smith?

Book flights to Fort Smith if you plan to visit one of these locations
Van Buren

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Fort Smith?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Fort Smith for you.

Can I find flights from Seattle to Fort Smith with flexible booking policies on momondo?

Flights from Seattle to Fort Smith with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Fort Smith?

Once you have performed a search for Seattle to Fort Smith flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Fort Smith right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Fort Smith flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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