$379+ Cheap flights from Fort Smith to Seattle (FSM - SEA)
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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
FSM — SEA
Oct 8 — Oct 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Fort Smith to Seattle 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 Fort Smith to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Fort Smith to SeattleExplore the most affordable flight options available from Fort Smith to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from Fort Smith to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 10/45:16 pm -
1 stop6h 36m
Sat 10/103:45 pm -
1 stop6h 10m
Deal found 9/5![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/226:00 am -
1 stop7h 11m
Tue 10/62:26 pm -
1 stop7h 29m
Deal found 9/7![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 9/5. 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 11/1810:03 am -
1 stop8h 51m
Tue 11/2412:55 am -
1 stop6h 40m
Deal found 9/5![American Airlines logo]()
$493
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/265:16 pm -
1 stop6h 36m
Tue 9/297:51 am -
1 stop6h 52m
Deal found 9/8![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Tue 9/296:00 am -
1 stop9h 19m
Sun 10/42:12 pm -
1 stop7h 45m
Deal found 9/4![American Airlines logo]()
$551
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/155:16 pm -
1 stop6h 36m
Mon 9/212:12 pm -
1 stop6h 23m
Deal found 9/7![American Airlines logo]()
$631
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/305:16 pm -
1 stop6h 36m
Sun 10/411:22 am -
2 stops10h 35m
Deal found 9/6![American Airlines logo]()
$695
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 9/1110:06 am -
1 stop6h 45m
Sun 9/1311:59 pm -
1 stop7h 37m
Deal found 9/7![American Airlines logo]()
$773
Best flights from Fort Smith to SeattleDiscover carefully curated flight deals from Fort Smith to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Fort Smith to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/315:08 pm -
1 stop6h 49m
Fri 11/612:47 pm -
1 stop9h 06m
Deal found 9/6![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 10/45:16 pm -
1 stop6h 36m
Sat 10/103:45 pm -
1 stop6h 10m
Deal found 9/5![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/265:16 pm -
1 stop6h 36m
Wed 9/302:12 pm -
1 stop6h 23m
Deal found 9/8![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 9/8. 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 11/185:14 pm -
1 stop6h 57m
Wed 11/253:41 pm -
1 stop6h 10m
Deal found 9/8![American Airlines logo]()
$493
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/265:16 pm -
1 stop6h 36m
Tue 9/297:51 am -
1 stop6h 52m
Deal found 9/8![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Tue 9/296:00 am -
1 stop9h 19m
Sun 10/42:12 pm -
1 stop7h 45m
Deal found 9/4![American Airlines logo]()
$551
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/2210:06 am -
2 stops9h 28m
Tue 10/611:45 pm -
1 stop7h 52m
Deal found 9/7![American Airlines logo]()
$634
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/305:16 pm -
1 stop6h 36m
Sun 10/411:22 am -
2 stops10h 35m
Deal found 9/6![American Airlines logo]()
$695
Last-minute flights from Fort Smith to SeattleDiscover last-minute flight deals from Fort Smith to Seattle. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Fort Smith to Seattle. Data last updated September 8, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 9/1110:06 am -
1 stop6h 45m
Sun 9/1311:59 pm -
1 stop7h 37m
Deal found 9/7![American Airlines logo]()
$773
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/155:16 pm -
1 stop6h 36m
Mon 9/212:12 pm -
1 stop6h 23m
Deal found 9/7![American Airlines logo]()
$631
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/226:00 am -
1 stop7h 11m
Tue 10/62:26 pm -
1 stop7h 29m
Deal found 9/7![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/265:16 pm -
1 stop6h 36m
Tue 9/297:51 am -
1 stop6h 52m
Deal found 9/8![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Tue 9/296:00 am -
1 stop9h 19m
Sun 10/42:12 pm -
1 stop7h 45m
Deal found 9/4![American Airlines logo]()
$551
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/305:16 pm -
1 stop6h 36m
Sun 10/411:22 am -
2 stops10h 35m
Deal found 9/6![American Airlines logo]()
$695
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 10/45:16 pm -
1 stop6h 36m
Sat 10/103:45 pm -
1 stop6h 10m
Deal found 9/5![American Airlines logo]()
$379
One-way flights from Fort Smith to SeattleSearch for one-way flight options from Fort Smith to Seattle. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Fort Smith to Seattle. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 11/310:03 am -
1 stop8h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$448
Find flight deals from Fort Smith to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Fort Smith (FSM) to Seattle (SEA). 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 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Fort Smith to Seattle 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 8, 2026.
Use the filters below to find and compare flights from Fort Smith to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Fort SmithSeattle
FSM Fort Smith - SEA Seattle/Tacoma Intl
FSMSEA
Fort Smith
Sat 10/31
5:08 pm-9:57 pm
1 stop6h 49m
Seattle/Tacoma Intl
Fri 11/6
12:47 pm-11:53 pm
1 stop9h 06m
$379
Fort SmithSeattle
FSM Fort Smith - SEA Seattle/Tacoma Intl
FSMSEA
Fort Smith
Sun 10/4
5:16 pm-9:52 pm
1 stop6h 36m
Seattle/Tacoma Intl
Sat 10/10
3:45 pm-11:55 pm
1 stop6h 10m
$379
Fort SmithSeattle
FSM Fort Smith - SEA Seattle/Tacoma Intl
FSMSEA
Fort Smith
Sat 9/26
5:16 pm-9:52 pm
1 stop6h 36m
Seattle/Tacoma Intl
Wed 9/30
2:12 pm-10:35 pm
1 stop6h 23m
$414
Quickest round-trip
Fort SmithSeattle
FSM Fort Smith - SEA Seattle/Tacoma Intl
FSMSEA
Fort Smith
Tue 11/3
10:03 am-4:54 pm
1 stop8h 51m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$448
Fort SmithSeattle
FSM Fort Smith - SEA Seattle/Tacoma Intl
FSMSEA
Fort Smith
Wed 11/18
5:14 pm-10:11 pm
1 stop6h 57m
Seattle/Tacoma Intl
Wed 11/25
3:41 pm-11:51 pm
1 stop6h 10m
$493
Fort SmithSeattle
FSM Fort Smith - SEA Seattle/Tacoma Intl
FSMSEA
Fort Smith
Sat 9/26
5:16 pm-9:52 pm
1 stop6h 36m
Seattle/Tacoma Intl
Tue 9/29
7:51 am-4:43 pm
1 stop6h 52m
$528
Fort SmithSeattle
FSM Fort Smith - SEA Seattle/Tacoma Intl
FSMSEA
Fort Smith
Tue 9/29
6:00 am-1:19 pm
1 stop9h 19m
Seattle/Tacoma Intl
Sun 10/4
2:12 pm-11:57 pm
1 stop7h 45m
$551
Fort SmithSeattle
FSM Fort Smith - SEA Seattle/Tacoma Intl
FSMSEA
Fort Smith
Tue 9/22
10:06 am-5:34 pm
2 stops9h 28m
Seattle/Tacoma Intl
Tue 10/6
11:45 pm-9:37 am
1 stop7h 52m
$634
Fort SmithSeattle
FSM Fort Smith - SEA Seattle/Tacoma Intl
FSMSEA
Fort Smith
Wed 9/30
5:16 pm-9:52 pm
1 stop6h 36m
Seattle/Tacoma Intl
Sun 10/4
11:22 am-11:57 pm
2 stops10h 35m
$695
Sorted by cheapest first
Compare providers for flights from Fort Smith to Seattle
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 Fort Smith to Seattle 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 Fort Smith-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Fort Smith-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Fort Smith-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Fort Smith-Seattle 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-Seattle 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 Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Fort Smith with our price prediction graph.
FSM-SEA
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.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated September 8, 2026.
Read reviews from past customers who have flown American Airlines from Fort Smith to Seattle. 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.
Entertainment
6.8
Overall
7.1
Crew
7.9
Comfort
7.2
Boarding
7.5
Food
6.4
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Entertainment
6.8
Overall
7.1
Crew
7.9
Comfort
7.2
Boarding
7.5
Food
6.4
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Related info for your journey
Find useful and relevant information for your journey from Fort Smith to Seattle. 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 Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Edmonds
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
Marysville
Ocean Shores
Lakewood
Fife
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Fort Smith
Popular flights
Seattle flight routes
Alternative routes for Fort Smith to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Fort Smith to Seattle by cabin class
Find flights from Fort Smith to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Fort Smith and Seattle flights
Browse other Fort Smith and Seattle flight options. Last updated on September 8, 2026.
Other flights from Fort Smith
Browse through other flights departing from Fort Smith. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Top airline flying from Fort Smith to Seattle
Discover the top airline that operate flights from Fort Smith to Seattle. 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 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$368 | Average$563 | FlexibilityNo cancel fee | On-time71% |