$596+ Cheap flights from Fort Smith to Knoxville (FSM - TYS)
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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
FSM — TYS
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from Fort Smith to Knoxville 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 Knoxville
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Best
Last-minute
Cheapest flights from Fort Smith to KnoxvilleExplore the most affordable flight options available from Fort Smith to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Fort Smith to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/95:08 pm -
1 stop5h 10m
Fri 10/165:26 pm -
1 stop7h 29m
Deal found 9/11![American Airlines logo]()
$633
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/245:16 pm -
1 stop5h 06m
Mon 9/285:35 pm -
1 stop6h 00m
Deal found 9/9![American Airlines logo]()
$705
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.
Fri 10/165:08 pm -
1 stop5h 10m
Mon 10/193:41 pm -
2 stops9h 14m
Deal found 9/6![American Airlines logo]()
$827
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.
Mon 9/216:00 am -
1 stop6h 53m
Fri 9/255:35 pm -
1 stop6h 00m
Deal found 9/6![American Airlines logo]()
$923
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 9/235:16 pm -
1 stop5h 06m
Sun 9/276:00 am -
1 stop4h 36m
Deal found 9/8![American Airlines logo]()
$989
Best flights from Fort Smith to KnoxvilleDiscover carefully curated flight deals from Fort Smith to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Fort Smith to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
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.
Fri 1/1510:04 am -
1 stop6h 50m
Tue 1/195:30 am -
1 stop5h 04m
Deal found 9/8![American Airlines logo]()
$596
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/95:08 pm -
1 stop5h 10m
Fri 10/165:26 pm -
1 stop7h 29m
Deal found 9/11![American Airlines logo]()
$633
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.
Fri 10/165:08 pm -
1 stop5h 10m
Mon 10/198:02 pm -
1 stop4h 53m
Deal found 9/6![American Airlines logo]()
$633
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.
Thu 1/145:15 pm -
1 stop4h 56m
Tue 1/1911:36 am -
2 stops12h 23m
Deal found 9/8![American Airlines logo]()
$683
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/245:16 pm -
1 stop5h 06m
Mon 9/285:35 pm -
1 stop6h 00m
Deal found 9/9![American Airlines logo]()
$705
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.
Thu 1/1410:04 am -
1 stop6h 50m
Mon 1/182:19 pm -
2 stops9h 40m
Deal found 9/8![American Airlines logo]()
$710
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.
Mon 9/2110:06 am -
2 stops12h 01m
Fri 9/256:00 am -
1 stop4h 36m
Deal found 9/6![American Airlines logo]()
$964
Last-minute flights from Fort Smith to KnoxvilleDiscover last-minute flight deals from Fort Smith to Knoxville. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Fort Smith to Knoxville. Data last updated September 11, 2026 and is based on user searches.
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.
Mon 9/216:00 am -
1 stop6h 53m
Fri 9/255:35 pm -
1 stop6h 00m
Deal found 9/6![American Airlines logo]()
$923
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 9/235:16 pm -
1 stop5h 06m
Sun 9/276:00 am -
1 stop4h 36m
Deal found 9/8![American Airlines logo]()
$989
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/245:16 pm -
1 stop5h 06m
Mon 9/285:35 pm -
1 stop6h 00m
Deal found 9/9![American Airlines logo]()
$705
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/95:08 pm -
1 stop5h 10m
Fri 10/165:26 pm -
1 stop7h 29m
Deal found 9/11![American Airlines logo]()
$633
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.
Fri 10/165:08 pm -
1 stop5h 10m
Mon 10/193:41 pm -
2 stops9h 14m
Deal found 9/6![American Airlines logo]()
$827
Find flight deals from Fort Smith to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Fort Smith (FSM) to Knoxville (TYS). 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 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $596 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Fort Smith to Knoxville 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 11, 2026.
Use the filters below to find and compare flights from Fort Smith to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Fort SmithKnoxville
FSM Fort Smith - TYS Knoxville McGhee Tyson
FSMTYS
Fort Smith
Fri 1/15
10:04 am-5:54 pm
1 stop6h 50m
Knoxville McGhee Tyson
Tue 1/19
5:30 am-9:34 am
1 stop5h 04m
$596
Fort SmithKnoxville
FSM Fort Smith - TYS Knoxville McGhee Tyson
FSMTYS
Fort Smith
Fri 10/9
5:08 pm-11:18 pm
1 stop5h 10m
Knoxville McGhee Tyson
Fri 10/16
5:26 pm-11:55 pm
1 stop7h 29m
$633
Quickest round-trip
Fort SmithKnoxville
FSM Fort Smith - TYS Knoxville McGhee Tyson
FSMTYS
Fort Smith
Fri 10/16
5:08 pm-11:18 pm
1 stop5h 10m
Knoxville McGhee Tyson
Mon 10/19
8:02 pm-11:55 pm
1 stop4h 53m
$633
Fort SmithKnoxville
FSM Fort Smith - TYS Knoxville McGhee Tyson
FSMTYS
Fort Smith
Thu 1/14
5:15 pm-11:11 pm
1 stop4h 56m
Knoxville McGhee Tyson
Tue 1/19
11:36 am-10:59 pm
2 stops12h 23m
$683
Fort SmithKnoxville
FSM Fort Smith - TYS Knoxville McGhee Tyson
FSMTYS
Fort Smith
Thu 9/24
5:16 pm-11:22 pm
1 stop5h 06m
Knoxville McGhee Tyson
Mon 9/28
5:35 pm-10:35 pm
1 stop6h 00m
$705
Fort SmithKnoxville
FSM Fort Smith - TYS Knoxville McGhee Tyson
FSMTYS
Fort Smith
Thu 1/14
10:04 am-5:54 pm
1 stop6h 50m
Knoxville McGhee Tyson
Mon 1/18
2:19 pm-10:59 pm
2 stops9h 40m
$710
Fort SmithKnoxville
FSM Fort Smith - TYS Knoxville McGhee Tyson
FSMTYS
Fort Smith
Mon 9/21
10:06 am-11:07 pm
2 stops12h 01m
Knoxville McGhee Tyson
Fri 9/25
6:00 am-9:36 am
1 stop4h 36m
$964
Sorted by cheapest first
Compare providers for flights from Fort Smith to Knoxville
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 Knoxville 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-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Fort Smith-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Fort Smith-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Fort Smith-Knoxville 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-Knoxville 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 Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from Fort Smith with our price prediction graph.
FSM-TYS
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.
Related info for your journey
Find useful and relevant information for your journey from Fort Smith to Knoxville. 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 Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Bryson City
Murphy
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