$521+ Cheap flights from Fort Smith (FSM) to Idaho
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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
FSM — BOI
Jan 20 — Jan 271
1 adult, Economy
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Cheapest flights from Fort Smith to IdahoExplore the most affordable flight options available from Fort Smith to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.
Explore the most affordable flight options available from Fort Smith to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.
This American Airlines deal was found by Cheapflights users on 12/19. 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.
Sun 12/286:00 amFSM - BOI
2 stops8h 46mAmerican Airlines
Sun 1/41:27 pmBOI - FSM
1 stop8h 00mAmerican Airlines
Deal found 12/19![American Airlines logo]()
$1,041
Find flight deals from Fort Smith to Idaho
Keep the following information in mind while searching for Fort Smith to Idaho flight deals. Data was last updated December 21, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 1 star |
Round-trip from | $521 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Fort Smith to Idaho 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 2,558,603 searches. Data last updated December 21, 2025.
Use the filters below to find and compare flights from Fort Smith to Idaho that are best for you.
Fly from
Fort Smith
Fly to
Idaho
Route
Depart
Return
Price
Fort SmithJackson
FSM - JAC
FSMJAC
Fort Smith
Sun 1/18
6:21 am-1:02 pm
1 stop7h 41m
Jackson Hole
Sun 1/25
3:51 pm-10:46 pm
1 stop5h 55m
$521
Best time to book a flight from Fort Smith to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Fort Smith with our price prediction graph.
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 Fort Smith to Idaho
What is the cheapest month to book a flight from Fort Smith to Idaho?
Currently, October is the cheapest month in which you can book a flight from Fort Smith to Idaho (average of $250). Flying from Fort Smith to Idaho in March is currently the most expensive (average of $374). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.