$399+ Cheap flights from Seattle to Fort Smith (SEA - FSM)
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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FSM
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Fort Smith with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Fort Smith
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Best
Last-minute
One-way
Cheapest flights from Seattle to Fort SmithExplore the most affordable flight options available from Seattle to Fort Smith. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Seattle to Fort Smith. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Thu 10/2912:25 am -
1 stop7h 12m
Fri 11/65:14 pm -
1 stop6h 57m
Deal found 9/19![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Wed 12/212:47 pm -
1 stop9h 06m
Wed 12/95:14 pm -
1 stop6h 57m
Deal found 9/20![American Airlines logo]()
$400
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Wed 10/287:30 am -
1 stop7h 07m
Fri 11/136:00 am -
1 stop9h 15m
Deal found 9/19![American Airlines logo]()
$513
This American Airlines deal was found by Cheapflights users on 9/18. 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.
Wed 9/302:12 pm -
1 stop6h 23m
Sun 10/46:00 am -
1 stop7h 11m
Deal found 9/18![American Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/2112:25 am -
1 stop7h 12m
Mon 10/266:00 am -
1 stop7h 14m
Deal found 9/21![American Airlines logo]()
$562
Best flights from Seattle to Fort SmithDiscover carefully curated flight deals from Seattle to Fort Smith that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Seattle to Fort Smith that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Sat 10/173:45 pm -
1 stop6h 10m
Wed 10/215:08 pm -
1 stop6h 49m
Deal found 9/21![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Thu 10/2912:25 am -
1 stop7h 12m
Fri 11/65:14 pm -
1 stop6h 57m
Deal found 9/19![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Thu 10/2912:25 am -
1 stop7h 12m
Mon 11/26:00 am -
1 stop7h 12m
Deal found 9/19![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Wed 12/212:47 pm -
1 stop9h 06m
Wed 12/95:14 pm -
1 stop6h 57m
Deal found 9/20![American Airlines logo]()
$400
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Wed 10/287:30 am -
1 stop7h 07m
Fri 11/136:00 am -
1 stop9h 15m
Deal found 9/19![American Airlines logo]()
$513
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 11/253:41 pm -
1 stop6h 10m
Sat 11/285:17 pm -
1 stop8h 30m
Deal found 9/17![American Airlines logo]()
$832
Last-minute flights from Seattle to Fort SmithDiscover last-minute flight deals from Seattle to Fort Smith. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Fort Smith. Data last updated September 22, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/18. 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.
Wed 9/302:12 pm -
1 stop6h 23m
Sun 10/46:00 am -
1 stop7h 11m
Deal found 9/18![American Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Sat 10/177:10 am -
2 stops10h 02m
Wed 10/216:00 am -
1 stop7h 14m
Deal found 9/21![American Airlines logo]()
$664
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/2112:25 am -
1 stop7h 12m
Mon 10/266:00 am -
1 stop7h 14m
Deal found 9/21![American Airlines logo]()
$562
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Wed 10/287:30 am -
1 stop7h 07m
Fri 11/136:00 am -
1 stop9h 15m
Deal found 9/19![American Airlines logo]()
$513
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Thu 10/2912:25 am -
1 stop7h 12m
Fri 11/65:14 pm -
1 stop6h 57m
Deal found 9/19![American Airlines logo]()
$399
One-way flights from Seattle to Fort SmithSearch for one-way flight options from Seattle to Fort Smith. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Seattle to Fort Smith. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This American Airlines deal was found by Cheapflights users on 9/18. 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.
Sat 10/37:51 am -
1 stop6h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![American Airlines logo]()
$458
Find flight deals from Seattle to Fort Smith
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (American Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $541 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated September 22, 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
Cheapest round-trip
SeattleFort Smith
SEA Seattle/Tacoma Intl - FSM Fort Smith
SEAFSM
Seattle/Tacoma Intl
Sat 10/17
3:45 pm-11:55 pm
1 stop6h 10m
Fort Smith
Wed 10/21
5:08 pm-9:57 pm
1 stop6h 49m
$399
SeattleFort Smith
SEA Seattle/Tacoma Intl - FSM Fort Smith
SEAFSM
Seattle/Tacoma Intl
Thu 10/29
12:25 am-9:37 am
1 stop7h 12m
Fort Smith
Fri 11/6
5:14 pm-10:11 pm
1 stop6h 57m
$399
SeattleFort Smith
SEA Seattle/Tacoma Intl - FSM Fort Smith
SEAFSM
Seattle/Tacoma Intl
Thu 10/29
12:25 am-9:37 am
1 stop7h 12m
Fort Smith
Mon 11/2
6:00 am-11:12 am
1 stop7h 12m
$399
SeattleFort Smith
SEA Seattle/Tacoma Intl - FSM Fort Smith
SEAFSM
Seattle/Tacoma Intl
Wed 12/2
12:47 pm-11:53 pm
1 stop9h 06m
Fort Smith
Wed 12/9
5:14 pm-10:11 pm
1 stop6h 57m
$400
Quickest round-trip
SeattleFort Smith
SEA Seattle/Tacoma Intl - FSM Fort Smith
SEAFSM
Seattle/Tacoma Intl
Sat 10/3
7:51 am-4:43 pm
1 stop6h 52m
Fort Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$458
SeattleFort Smith
SEA Seattle/Tacoma Intl - FSM Fort Smith
SEAFSM
Seattle/Tacoma Intl
Wed 10/28
7:30 am-4:37 pm
1 stop7h 07m
Fort Smith
Fri 11/13
6:00 am-1:15 pm
1 stop9h 15m
$513
SeattleFort Smith
SEA Seattle/Tacoma Intl - FSM Fort Smith
SEAFSM
Seattle/Tacoma Intl
Wed 11/25
3:41 pm-11:51 pm
1 stop6h 10m
Fort Smith
Sat 11/28
5:17 pm-11:47 pm
1 stop8h 30m
$832
Sorted by cheapest first
Compare providers for flights from Seattle to Fort Smith
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Fort Smith in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Fort Smith flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Fort Smith flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Fort Smith flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Fort Smith 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 Seattle-Fort Smith 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 Seattle to Fort Smith
Have a flexible travel schedule? Discover the best time to fly to Fort Smith from Seattle with our price prediction graph.
SEA-FSM
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 Seattle to Fort Smith
Reviews of airlines servicing Fort Smith
Get insights into the airlines that provide service to Fort Smith. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Fort Smith. Reviews last updated September 22, 2026.
Read reviews from past customers who have flown American Airlines from Seattle to Fort Smith. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.4
Comfort
7.2
Entertainment
6.8
Boarding
7.4
Overall
7.0
Crew
7.9
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Food
6.4
Comfort
7.2
Entertainment
6.8
Boarding
7.4
Overall
7.0
Crew
7.9
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Related info for your journey
Find useful and relevant information for your journey from Seattle to Fort Smith. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Fort Smith?
Book flights to Fort Smith if you plan to visit one of these locationsVan Buren
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Other flights to Fort Smith
Explore flights to Fort Smith departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 22, 2026.
Seattle and Fort Smith flights
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Top airline flying from Seattle to Fort Smith
Discover the top airline that operate flights from Seattle to Fort Smith. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$328 | Average$503 | FlexibilityNo cancel fee | On-time71% |