$162+ Cheap flights from Knoxville (TYS) to South Dakota
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — FSD
Aug 8 — Aug 151
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville to South Dakota with Cheapflights
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Cheapest flights from Knoxville to South DakotaExplore the most affordable flight options available from Knoxville to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.
Explore the most affordable flight options available from Knoxville to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:20 pm
TYS
- RAP
1 stop21h 29m
Allegiant Air
Thu 8/610:06 pm
RAP
- TYS
2 stops45h 57m
Allegiant Air
Deal found 7/4![Allegiant Air logo]()
$297
This American Airlines deal was found by Cheapflights users on 7/6. 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 8/511:40 am
TYS
- RAP
1 stop5h 10m
American Airlines
Tue 8/113:21 pm
RAP
- TYS
1 stop6h 25m
American Airlines
Deal found 7/6![American Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 7/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:53 pm
TYS
- RAP
1 stop5h 59m
United Airlines
Tue 10/201:37 pm
RAP
- TYS
1 stop5h 23m
United Airlines
Deal found 7/7![United Airlines logo]()
$306
This American Airlines deal was found by Cheapflights users on 7/8. 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 8/2811:40 am
TYS
- FSD
1 stop6h 13m
American Airlines
Sun 8/306:24 am
FSD
- TYS
1 stop5h 27m
American Airlines
Deal found 7/8![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 7/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:57 pm
TYS
- RAP
1 stop5h 33m
Delta
Mon 10/196:30 am
RAP
- TYS
1 stop7h 57m
Delta
Deal found 7/6![Delta logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:08 pm
TYS
- RAP
1 stop21h 27m
Allegiant Air
Thu 8/1310:06 pm
RAP
- TYS
2 stops45h 57m
Allegiant Air
Deal found 7/9![Allegiant Air logo]()
$321
This Delta deal was found by Cheapflights users on 7/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:57 pm
TYS
- FSD
1 stop5h 15m
Delta
Tue 10/205:30 am
FSD
- TYS
1 stop4h 31m
Delta
Deal found 7/6![Delta logo]()
$382
This American Airlines deal was found by Cheapflights users on 7/6. 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.
Thu 9/35:33 pm
TYS
- FSD
1 stop5h 34m
American Airlines
Mon 9/77:30 am
FSD
- TYS
1 stop8h 13m
American Airlines
Deal found 7/6![American Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 7/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:55 pm
TYS
- FSD
1 stop4h 50m
United Airlines
Sat 10/319:35 am
FSD
- TYS
1 stop5h 24m
United Airlines
Deal found 7/7![United Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Thu 7/96:32 pm
TYS
- FSD
1 stop6h 46m
American Airlines
Sat 7/116:00 am
FSD
- TYS
1 stop5h 56m
American Airlines
Deal found 7/5![American Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 7/6. 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.
Thu 10/157:13 pm
TYS
- FSD
1 stop6h 18m
American Airlines
Tue 10/2012:53 pm
FSD
- TYS
2 stops9h 31m
American Airlines
Deal found 7/6![American Airlines logo]()
$449
Best flights from Knoxville to South DakotaDiscover carefully curated flight deals from Knoxville to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 9, 2026.
Discover carefully curated flight deals from Knoxville to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:20 pm
TYS
- RAP
1 stop21h 29m
Allegiant Air
Thu 8/610:06 pm
RAP
- TYS
2 stops45h 57m
Allegiant Air
Deal found 7/4![Allegiant Air logo]()
$297
This American Airlines deal was found by Cheapflights users on 7/4. 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.
Thu 9/1012:09 pm
TYS
- FSD
2 stops10h 39m
American Airlines
Sun 9/136:00 am
FSD
- TYS
1 stop5h 53m
American Airlines
Deal found 7/4![American Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 7/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:57 pm
TYS
- RAP
1 stop5h 33m
Delta
Mon 10/196:30 am
RAP
- TYS
1 stop7h 57m
Delta
Deal found 7/6![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 7/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:55 pm
TYS
- FSD
1 stop4h 50m
United Airlines
Sat 10/319:35 am
FSD
- TYS
1 stop5h 24m
United Airlines
Deal found 7/7![United Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 7/9. 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.
Fri 8/286:05 pm
TYS
- FSD
2 stops7h 25m
American Airlines
Sun 8/306:24 am
FSD
- TYS
1 stop5h 27m
American Airlines
Deal found 7/9![American Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 7/6. 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 8/55:15 am
TYS
- RAP
2 stops11h 35m
American Airlines
Tue 8/113:21 pm
RAP
- TYS
1 stop6h 25m
American Airlines
Deal found 7/6![American Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 7/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:57 pm
TYS
- FSD
1 stop5h 15m
Delta
Tue 10/205:30 am
FSD
- TYS
1 stop4h 31m
Delta
Deal found 7/6![Delta logo]()
$382
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:53 pm
TYS
- RAP
1 stop5h 59m
United Airlines
Mon 10/191:37 pm
RAP
- TYS
1 stop5h 23m
United Airlines
Deal found 7/8![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 7/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/234:56 pm
TYS
- RAP
1 stop7h 29m
United Airlines
Mon 7/2712:35 pm
RAP
- TYS
1 stop7h 44m
United Airlines
Deal found 7/7![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 7/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:50 pm
TYS
- RAP
1 stop7h 38m
United Airlines
Mon 9/71:31 pm
RAP
- TYS
1 stop5h 22m
United Airlines
Deal found 7/5![United Airlines logo]()
$464
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 9/225:35 pm
TYS
- RAP
1 stop5h 48m
American Airlines
Sat 9/266:30 am
RAP
- TYS
1 stop5h 59m
American Airlines
Deal found 7/5![American Airlines logo]()
$472
Last-minute flights from Knoxville to South DakotaDiscover last-minute flight deals from Knoxville to South Dakota. Data last updated July 9, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to South Dakota. Data last updated July 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Thu 7/96:32 pm
TYS
- FSD
1 stop6h 46m
American Airlines
Sat 7/116:00 am
FSD
- TYS
1 stop5h 56m
American Airlines
Deal found 7/5![American Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 7/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/205:45 pm
TYS
- RAP
1 stop7h 31m
United Airlines
Mon 7/271:35 pm
RAP
- TYS
1 stop5h 09m
United Airlines
Deal found 7/5![United Airlines logo]()
$462
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Mon 7/205:31 pm
TYS
- FSD
1 stop5h 27m
American Airlines
Fri 7/244:43 pm
FSD
- TYS
1 stop18h 52m
American Airlines
Deal found 7/5![American Airlines logo]()
$702
This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:36 pm
TYS
- FSD
1 stop5h 30m
Delta
Fri 7/245:00 am
FSD
- TYS
2 stops8h 48m
Delta
Deal found 7/5![Delta logo]()
$856
This United Airlines deal was found by Cheapflights users on 7/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/234:56 pm
TYS
- RAP
1 stop7h 29m
United Airlines
Mon 7/2712:35 pm
RAP
- TYS
1 stop7h 44m
United Airlines
Deal found 7/7![United Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2410:05 pm
TYS
- RAP
1 stop18h 44m
Multiple Airlines
Sun 7/269:50 pm
RAP
- TYS
2 stops19h 34m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:20 pm
TYS
- RAP
1 stop21h 29m
Allegiant Air
Thu 8/610:06 pm
RAP
- TYS
2 stops45h 57m
Allegiant Air
Deal found 7/4![Allegiant Air logo]()
$297
This United Airlines deal was found by Cheapflights users on 7/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:00 am
TYS
- RAP
1 stop6h 24m
United Airlines
Sat 8/81:35 pm
RAP
- TYS
1 stop5h 09m
United Airlines
Deal found 7/4![United Airlines logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/27:00 am
TYS
- RAP
2 stops16h 00m
Multiple Airlines
Sat 8/85:25 pm
RAP
- TYS
1 stop19h 41m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$480
This American Airlines deal was found by Cheapflights users on 7/6. 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 8/511:40 am
TYS
- RAP
1 stop5h 10m
American Airlines
Tue 8/113:21 pm
RAP
- TYS
1 stop6h 25m
American Airlines
Deal found 7/6![American Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:08 pm
TYS
- RAP
1 stop21h 27m
Allegiant Air
Thu 8/1310:06 pm
RAP
- TYS
2 stops45h 57m
Allegiant Air
Deal found 7/9![Allegiant Air logo]()
$321
This American Airlines deal was found by Cheapflights users on 7/9. 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.
Fri 8/2811:40 am
TYS
- FSD
1 stop6h 13m
American Airlines
Sun 8/306:24 am
FSD
- TYS
1 stop5h 27m
American Airlines
Deal found 7/9![American Airlines logo]()
$309
One-way flights from Knoxville to South DakotaSearch for one-way flight options from Knoxville to South Dakota. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
Search for one-way flight options from Knoxville to South Dakota. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:05 pm
TYS
- RAP
1 stop18h 44m
Allegiant Air
Deal found 7/7![Allegiant Air logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 pm
TYS
- FSD
1 stop25h 20m
Allegiant Air
Deal found 7/8![Allegiant Air logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:15 pm
TYS
- FSD
1 stop15h 28m
Allegiant Air
Deal found 7/8![Allegiant Air logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:31 am
TYS
- FSD
1 stop25h 45m
Allegiant Air
Deal found 7/6![Allegiant Air logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:56 pm
TYS
- FSD
2 stops29h 27m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/162:56 pm
TYS
- FSD
2 stops29h 27m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:00 am
TYS
- RAP
2 stops16h 16m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:15 am
TYS
- FSD
2 stops26h 29m
Allegiant Air
Deal found 7/5![Allegiant Air logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:20 pm
TYS
- FSD
2 stops44h 26m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:00 am
TYS
- FSD
2 stops28h 52m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$262
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:00 am
TYS
- FSD
1 stop4h 29m
United Airlines
Deal found 7/8![United Airlines logo]()
$269
This American Airlines deal was found by Cheapflights users on 7/8. 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 8/195:15 am
TYS
- FSD
2 stops7h 21m
American Airlines
Deal found 7/8![American Airlines logo]()
$274
Find flight deals from Knoxville to South Dakota
Keep the following information in mind while searching for Knoxville to South Dakota flight deals. Data was last updated July 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (Kiwi.com) |
One-way from | $162 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $537 |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to South Dakota 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 July 9, 2026.
Use the filters below to find and compare flights from Knoxville to South Dakota that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleRapid City
TYS - RAP
TYSRAP
Knoxville McGhee Tyson
Fri 7/31
7:20 pm-2:49 pm
1 stop21h 29m
Rapid City
Thu 8/6
10:06 pm-10:03 pm
2 stops45h 57m
$297
KnoxvilleSioux Falls
TYS - FSD
TYSFSD
Knoxville McGhee Tyson
Thu 9/10
12:09 pm-9:48 pm
2 stops10h 39m
Sioux Falls Joe Foss Field
Sun 9/13
6:00 am-12:53 pm
1 stop5h 53m
$314
KnoxvilleSioux Falls
TYS - FSD
TYSFSD
Knoxville McGhee Tyson
Fri 8/28
6:05 pm-12:30 am
2 stops7h 25m
Sioux Falls Joe Foss Field
Sun 8/30
6:24 am-12:51 pm
1 stop5h 27m
$314
KnoxvilleRapid City
TYS - RAP
TYSRAP
Knoxville McGhee Tyson
Thu 10/15
6:57 pm-10:30 pm
1 stop5h 33m
Rapid City
Mon 10/19
6:30 am-4:27 pm
1 stop7h 57m
$319
KnoxvilleRapid City
TYS - RAP
TYSRAP
Knoxville McGhee Tyson
Wed 8/5
5:15 am-2:50 pm
2 stops11h 35m
Rapid City
Tue 8/11
3:21 pm-11:46 pm
1 stop6h 25m
$333
Quickest round-trip
KnoxvilleSioux Falls
TYS - FSD
TYSFSD
Knoxville McGhee Tyson
Thu 10/15
6:57 pm-11:12 pm
1 stop5h 15m
Sioux Falls Joe Foss Field
Tue 10/20
5:30 am-11:01 am
1 stop4h 31m
$382
KnoxvilleSioux Falls
TYS - FSD
TYSFSD
Knoxville McGhee Tyson
Tue 10/27
5:55 pm-9:45 pm
1 stop4h 50m
Sioux Falls Joe Foss Field
Sat 10/31
9:35 am-3:59 pm
1 stop5h 24m
$385
KnoxvilleRapid City
TYS - RAP
TYSRAP
Knoxville McGhee Tyson
Thu 10/15
4:53 pm-8:52 pm
1 stop5h 59m
Rapid City
Mon 10/19
1:37 pm-9:00 pm
1 stop5h 23m
$404
KnoxvilleRapid City
TYS - RAP
TYSRAP
Knoxville McGhee Tyson
Thu 7/23
4:56 pm-10:25 pm
1 stop7h 29m
Rapid City
Mon 7/27
12:35 pm-10:19 pm
1 stop7h 44m
$429
KnoxvilleRapid City
TYS - RAP
TYSRAP
Knoxville McGhee Tyson
Sat 9/5
4:50 pm-10:28 pm
1 stop7h 38m
Rapid City
Mon 9/7
1:31 pm-8:53 pm
1 stop5h 22m
$464
Showing 1-10 of 27 resultsSorted by cheapest first
Best time to book a flight from Knoxville to South Dakota
Have a flexible travel schedule? Discover the best time to fly to South Dakota from Knoxville with our price prediction graph.
TYS-RAP
TYS-FSD
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 Knoxville to South Dakota
TYS-USSD
TYS-RAP
TYS-FSD
What is the cheapest month to book a flight from Knoxville to South Dakota?
Currently, September is the cheapest month in which you can book a flight from Knoxville to South Dakota (average of $248). Flying from Knoxville to South Dakota in June is currently the most expensive (average of $461). 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.
Reviews of airlines servicing South Dakota
Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated July 9, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Knoxville to South Dakota have to say. 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.
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Knoxville to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Knoxville to South Dakota
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to South Dakota by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Knoxville to South Dakota by cabin class
Find flights from Knoxville to South Dakota, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Knoxville and South Dakota flights
Browse other Knoxville and South Dakota flight options. Last updated on July 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Knoxville to South Dakota flights
Consider these flights traveling from Knoxville to South Dakota.
Top 3 airlines flying from Knoxville to South Dakota
Discover the top 3 airlines that operate flights from Knoxville to South Dakota. 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 2,558,603 searches. Data last updated July 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$498 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$269 | Average$472 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$339 | Average$448 | FlexibilityNo cancel fee | On-timeN/A |