What airlines fly to Seattle?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Seattle from Fort Smith according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 5 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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

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

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

The number of operators available for flights from Fort Smith Airport to Seattle/Tacoma Intl Airport is 1 as of April 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Fort Smith Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$389 Cheap Flights from Fort Smith to Seattle in 2026

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Find the cheapest flights from Fort Smith to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:41 pm - 12:44 am

FSM

SEA

8h 03m

1 stop

12:59 am - 10:40 am

SEA

FSM

7h 41m

1 stop

$389American Airlines

Thu, May 14 - Sat, May 16

8:19 pm - 12:59 am

FSM

SEA

6h 40m

1 stop

11:03 am - 11:57 pm

SEA

FSM

10h 54m

2 stops

$498American Airlines

Fri, May 29 - Tue, Jun 2

8:29 pm - 12:57 am

FSM

SEA

6h 28m

1 stop

11:22 pm - 9:36 am

SEA

FSM

8h 14m

1 stop

$541American Airlines

Wed, Jul 15 - Thu, Jul 23

5:15 pm - 10:20 pm

FSM

SEA

7h 05m

1 stop

11:30 pm - 9:52 am

SEA

FSM

8h 22m

1 stop

$549American Airlines

Fri, Aug 28 - Fri, Sep 4

6:41 pm - 12:44 am

FSM

SEA

8h 03m

1 stop

7:09 am - 6:11 pm

SEA

FSM

9h 02m

1 stop

$566American Airlines

Fri, Apr 17 - Tue, Apr 21

6:41 pm - 12:44 am

FSM

SEA

8h 03m

1 stop

6:30 am - 6:11 pm

SEA

FSM

9h 41m

2 stops

$571American Airlines

Fri, Apr 17 - Tue, Apr 21

5:15 pm - 10:32 pm

FSM

SEA

7h 17m

1 stop

11:24 pm - 9:36 am

SEA

FSM

8h 12m

1 stop

$587American Airlines

Tue, Jun 2 - Wed, Jun 10

5:15 pm - 10:32 pm

FSM

SEA

7h 17m

1 stop

6:08 pm - 9:36 am

SEA

FSM

13h 28m

2 stops

$592American Airlines

Tue, Jun 16 - Wed, Jun 24

8:29 pm - 12:57 am

FSM

SEA

6h 28m

1 stop

11:22 pm - 9:36 am

SEA

FSM

8h 14m

1 stop

$612American Airlines

Thu, Jul 2 - Wed, Jul 8

8:19 pm - 12:59 am

FSM

SEA

6h 40m

1 stop

11:24 pm - 9:36 am

SEA

FSM

8h 12m

1 stop

$619American Airlines

Wed, Jun 17 - Thu, Jun 25

American Airlines flights from Fort Smith to Seattle

Our best American Airlines deals on Fort Smith to Seattle flight tickets

American Airlines

May 14

FSM6:41 pmFort Smith

8h 03m

1 stop

SEA12:44 amSeattle/Tacoma Intl

May 16

SEA12:59 amSeattle/Tacoma Intl

7h 41m

1 stop

FSM10:40 amFort Smith

$389

American Airlines

May 29

FSM8:19 pmFort Smith

6h 40m

1 stop

SEA12:59 amSeattle/Tacoma Intl

Jun 2

SEA11:03 amSeattle/Tacoma Intl

10h 54m

2 stops

FSM11:57 pmFort Smith

$498

American Airlines

Jul 15

FSM8:29 pmFort Smith

6h 28m

1 stop

SEA12:57 amSeattle/Tacoma Intl

Jul 23

SEA11:22 pmSeattle/Tacoma Intl

8h 14m

1 stop

FSM9:36 amFort Smith

$541

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Thu 5/14

6:41 pm-12:44 am

1 stop8h 03m

Seattle/Tacoma Intl

Sat 5/16

12:59 am-10:40 am

1 stop7h 41m

$389

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Fri 5/29

8:19 pm-12:59 am

1 stop6h 40m

Seattle/Tacoma Intl

Tue 6/2

11:03 am-11:57 pm

2 stops10h 54m

$498

Quickest round-trip

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Wed 7/15

8:29 pm-12:57 am

1 stop6h 28m

Seattle/Tacoma Intl

Thu 7/23

11:22 pm-9:36 am

1 stop8h 14m

$541

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Fri 8/28

5:15 pm-10:20 pm

1 stop7h 05m

Seattle/Tacoma Intl

Fri 9/4

11:30 pm-9:52 am

1 stop8h 22m

$549

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Fri 4/17

6:41 pm-12:44 am

1 stop8h 03m

Seattle/Tacoma Intl

Tue 4/21

7:09 am-6:11 pm

1 stop9h 02m

$566

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Fri 4/17

6:41 pm-12:44 am

1 stop8h 03m

Seattle/Tacoma Intl

Tue 4/21

6:30 am-6:11 pm

2 stops9h 41m

$571

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Tue 6/2

5:15 pm-10:32 pm

1 stop7h 17m

Seattle/Tacoma Intl

Wed 6/10

11:24 pm-9:36 am

1 stop8h 12m

$587

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Tue 6/16

5:15 pm-10:32 pm

1 stop7h 17m

Seattle/Tacoma Intl

Wed 6/24

6:08 pm-9:36 am

2 stops13h 28m

$592

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Thu 7/2

8:29 pm-12:57 am

1 stop6h 28m

Seattle/Tacoma Intl

Wed 7/8

11:22 pm-9:36 am

1 stop8h 14m

$612

Fort SmithSeattle

FSM - SEA

FSMSEA

Fort Smith

Wed 6/17

8:19 pm-12:59 am

1 stop6h 40m

Seattle/Tacoma Intl

Thu 6/25

11:24 pm-9:36 am

1 stop8h 12m

$619

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

Prices

Airlines

Can stopping save me money on Fort Smith to Seattle flights?

You could potentially save up to 10% on your flight if you consider stops on a Fort Smith to Seattle flight.

When to book flights from Fort Smith to Seattle

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

Estimated round-trip price

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

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

Fastest flight time	6h 28m
Direct flights	None

The fastest flight from Fort Smith to Seattle takes 6h 28m

There are no direct flights from Fort Smith to Seattle. There are no popular flight routes from Fort Smith to Seattle.

Search flight deals

Frequently asked questions about flying from Fort Smith to Seattle

How far is Fort Smith to Seattle/Tacoma Intl by plane?
The distance between Fort Smith and Seattle/Tacoma Intl is about 1660.0 mi. 6h 28m is a normal flight duration for this route.
When did momondo last update prices for flights from Fort Smith Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Fort Smith Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Fort Smith Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Fort Smith Airport to Seattle/Tacoma Intl Airport is 1 as of April 2026.
How old do you have to be to fly from Fort Smith Airport to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Fort Smith Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Fort Smith to Seattle?
momondo data reveals that the most frequently booked airline on the route from Fort Smith to Seattle is American Airlines, representing 100% of all bookings.

Best airlines flying from Fort Smith to Seattle

Compare and see reviews for airlines that fly from Fort Smith to Seattle with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $412	Free Cancellation	Rating 7.1 11,550 reviews		Search American Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Marysville

Puyallup

Lakewood

Cle Elum

Tukwila

Federal Way

Centralia

Fife

Westport

Tumwater

Shoreline

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

Yes. momondo enables you to select and highlight flights to Seattle from Fort Smith with this policy.

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Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Fort Smith.

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