
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $249 (Southwest) |
One-way from | $125 (Delta) |
Popular in | November |
Cheapest in | May |
Average price | $304 |
Fly from
Fly to
Route
Depart
Return
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Wed 4/29
7:05 am-1:00 pm
2 stops6h 55m
Lambert-St Louis
Mon 5/4
2:10 pm-9:15 pm
2 stops6h 05m
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Sun 5/31
6:40 am-9:05 am
1 stop3h 25m
Lambert-St Louis
Wed 6/3
2:30 pm-7:40 pm
1 stop4h 10m
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Thu 4/30
6:35 am-12:50 pm
2 stops7h 15m
Lambert-St Louis
Thu 5/7
2:10 pm-8:20 pm
1 stop5h 10m
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Fri 5/1
8:05 am-3:25 pm
2 stops8h 20m
Lambert-St Louis
Sun 5/3
8:25 am-2:05 pm
1 stop4h 40m
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Fri 5/1
1:15 pm-11:19 pm
1 stop11h 04m
Lambert-St Louis
Mon 5/4
8:23 pm-10:36 am
2 stops37h 13m
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Fri 5/1
5:54 pm-9:19 pm
1 stop4h 25m
Lambert-St Louis
Mon 5/4
11:42 am-3:52 pm
1 stop3h 10m
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Fri 5/15
6:45 pm-8:55 pm
1 stop3h 10m
Lambert-St Louis
Sun 5/17
2:10 pm-9:05 pm
2 stops5h 55m
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Thu 4/23
6:45 pm-8:55 pm
1 stop3h 10m
Lambert-St Louis
Sun 4/26
6:15 am-3:15 pm
1 stop8h 00m
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Thu 4/23
6:35 am-12:50 pm
2 stops7h 15m
Lambert-St Louis
Thu 4/30
1:45 pm-8:20 pm
2 stops5h 35m
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Tue 5/19
7:33 pm-11:59 pm
1 stop5h 26m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Currently, January is the cheapest month in which you can book a flight from Knoxville to St. Louis (average of $152). Flying from Knoxville to St. Louis in February is currently the most expensive (average of $246). 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.
Food
Entertainment
Crew
Comfort
Boarding
Overall
Reviews
Jim,Nov 2025
AVL - ATL
Food
Entertainment
Crew
Comfort
Boarding
Overall
Reviews
Jim,Nov 2025
AVL - ATL
Food
Entertainment
Crew
Comfort
Boarding
Overall
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$357 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$228 | Average$302 | FlexibilityNo cancel fee | On-timeN/A |