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Cheap flights from Seattle to Fort Smith from $329

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 3/11. 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
0 bags

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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
12:59 am - 9:49 am
SEA
-
FSM
6h 50m
1 stop
American Airlines Logo
6:24 pm - 12:55 am
FSM
-
SEA
8h 31m
1 stop
$329American Airlines
Wed, Mar 11 - Mon, Mar 16
American Airlines Logo
12:59 am - 10:40 am
SEA
-
FSM
7h 41m
1 stop
American Airlines Logo
11:10 am - 3:51 pm
FSM
-
SEA
6h 41m
1 stop
$443American Airlines
Thu, Apr 16 - Tue, Apr 21
American Airlines Logo
12:59 am - 10:40 am
SEA
-
FSM
7h 41m
1 stop
American Airlines Logo
6:41 pm - 12:44 am
FSM
-
SEA
8h 03m
1 stop
$491American Airlines
Wed, Apr 8 - Sun, Apr 12
American Airlines Logo
11:26 am - 10:32 pm
SEA
-
FSM
9h 06m
2 stops
American Airlines Logo
6:24 pm - 11:09 pm
FSM
-
SEA
6h 45m
1 stop
$498American Airlines
Sat, Mar 7 - Thu, Mar 12
American Airlines Logo
11:57 pm - 9:49 am
SEA
-
FSM
7h 52m
1 stop
American Airlines Logo
6:24 pm - 11:07 pm
FSM
-
SEA
6h 43m
1 stop
$539American Airlines
Wed, Feb 18 - Sun, Feb 22
American Airlines Logo
12:59 am - 10:40 am
SEA
-
FSM
7h 41m
1 stop
American Airlines Logo
6:41 pm - 12:44 am
FSM
-
SEA
8h 03m
1 stop
$653American Airlines
Thu, Apr 9 - Sun, Apr 12
American Airlines Logo
11:26 am - 11:49 pm
SEA
-
FSM
10h 23m
2 stops
American Airlines Logo
6:24 pm - 12:55 am
FSM
-
SEA
8h 31m
1 stop
$705American Airlines
Wed, Mar 11 - Mon, Mar 16
American Airlines Logo
6:32 am - 5:54 pm
SEA
-
FSM
9h 22m
2 stops
American Airlines Logo
6:24 pm - 12:55 am
FSM
-
SEA
8h 31m
1 stop
$719American Airlines
Wed, Feb 18 - Sun, Feb 22
American Airlines Logo
12:59 am - 9:49 am
SEA
-
FSM
6h 50m
1 stop
American Airlines Logo
10:19 am - 6:53 pm
FSM
-
SEA
10h 34m
2 stops
$831American Airlines
Wed, Mar 11 - Mon, Mar 16
American Airlines Logo
11:11 am - 11:39 pm
SEA
-
FSM
10h 28m
2 stops
American Airlines Logo
6:41 pm - 12:44 am
FSM
-
SEA
8h 03m
1 stop
$902American Airlines
Thu, Apr 9 - Sun, Apr 12

American Airlines flights from Seattle to Fort Smith

Our best American Airlines deals on Seattle to Fort Smith flight tickets
American Airlines
Mar 12
SEA11:59 pmSeattle/Tacoma Intl
7h 50m
1 stop
FSM9:49 amFort Smith
Mar 16
FSM6:24 pmFort Smith
8h 31m
1 stop
SEA12:55 amSeattle/Tacoma Intl
$329
American Airlines
Apr 16
SEA12:59 amSeattle/Tacoma Intl
7h 41m
1 stop
FSM10:40 amFort Smith
Apr 21
FSM11:10 amFort Smith
6h 41m
1 stop
SEA3:51 pmSeattle/Tacoma Intl
$443
American Airlines
Apr 8
SEA12:59 amSeattle/Tacoma Intl
7h 41m
1 stop
FSM10:40 amFort Smith
Apr 12
FSM6:41 pmFort Smith
8h 03m
1 stop
SEA12:44 amSeattle/Tacoma Intl
$491

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 February 5, 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

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Wed 3/11

12:59 am-9:49 am

1 stop6h 50m

Fort Smith

Mon 3/16

6:24 pm-12:55 am

1 stop8h 31m

$329

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Thu 4/16

12:59 am-10:40 am

1 stop7h 41m

Fort Smith

Tue 4/21

11:10 am-3:51 pm

1 stop6h 41m

$443

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Wed 4/8

12:59 am-10:40 am

1 stop7h 41m

Fort Smith

Sun 4/12

6:41 pm-12:44 am

1 stop8h 03m

$491

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Sat 3/7

11:26 am-10:32 pm

2 stops9h 06m

Fort Smith

Thu 3/12

6:24 pm-11:09 pm

1 stop6h 45m

$498

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Wed 2/18

11:57 pm-9:49 am

1 stop7h 52m

Fort Smith

Sun 2/22

6:24 pm-11:07 pm

1 stop6h 43m

$539

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Thu 4/9

12:59 am-10:40 am

1 stop7h 41m

Fort Smith

Sun 4/12

6:41 pm-12:44 am

1 stop8h 03m

$653

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Wed 3/11

11:26 am-11:49 pm

2 stops10h 23m

Fort Smith

Mon 3/16

6:24 pm-12:55 am

1 stop8h 31m

$705

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Wed 2/18

6:32 am-5:54 pm

2 stops9h 22m

Fort Smith

Sun 2/22

6:24 pm-12:55 am

1 stop8h 31m

$719

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Wed 3/11

12:59 am-9:49 am

1 stop6h 50m

Fort Smith

Mon 3/16

10:19 am-6:53 pm

2 stops10h 34m

$831

SeattleFort Smith

SEA - FSM

SEAFSM

Seattle/Tacoma Intl

Thu 4/9

11:11 am-11:39 pm

2 stops10h 28m

Fort Smith

Sun 4/12

6:41 pm-12:44 am

1 stop8h 03m

$902

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 airline that flies from Seattle/Tacoma Intl to Fort Smith?

American Airlines is the most popular carrier operating from Seattle/Tacoma Intl to Fort Smith

What airlines fly to Fort Smith?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Fort Smith from Seattle according to our data. American Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Fort Smith. Keep in mind that there are 4 different airlines that fly to Fort Smith on a routine basis, so you have a few additional options to choose from.

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

7h 50m

Direct flights

None
The fastest flight from Seattle to Fort Smith takes 7h 50m
There are no direct flights from Seattle to Fort Smith. There are no popular flight routes from Seattle to Fort Smith.
Search flight deals

  • 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 7h 50m 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 $436Free CancellationRating
7.2
11,237 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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