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Cheap flights from Knoxville (TYS) to Springfield (SGF)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Knoxville (TYS) to Springfield (SGF)

How to find the cheapest flight from Knoxville (TYS) to Springfield (SGF)
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How to find the cheapest flight from Knoxville (TYS) to Springfield (SGF)
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How to find the cheapest flight from Knoxville (TYS) to Springfield (SGF)
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Cheap flights from Knoxville to Springfield in December 2025 , January 2026

21 Dec - 05 Jan $ 367.00
TYS
Knoxville
Allegiant Air
1 STOPS
SGF
Springfield
SGF
Springfield
Allegiant Air
1 STOPS
TYS
Knoxville
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30 Dec - 05 Jan $ 378.00
TYS
Knoxville
Allegiant Air
1 STOPS
SGF
Springfield
SGF
Springfield
Allegiant Air
1 STOPS
TYS
Knoxville
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29 Dec - 05 Jan $ 378.00
TYS
Knoxville
Allegiant Air
1 STOPS
SGF
Springfield
SGF
Springfield
Allegiant Air
1 STOPS
TYS
Knoxville
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Last minute flights from Knoxville to Springfield

21 Dec - 31 Dec $ 410.00
TYS
Knoxville
Allegiant Air
1 STOPS
SGF
Springfield
SGF
Springfield
Allegiant Air
1 STOPS
TYS
Knoxville
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21 Dec - 31 Dec $ 462.00
TYS
Knoxville
Allegiant Air
1 STOPS
SGF
Springfield
SGF
Springfield
Allegiant Air
1 STOPS
TYS
Knoxville
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29 Dec - 31 Dec $ 472.00
TYS
Knoxville
Allegiant Air
1 STOPS
SGF
Springfield
SGF
Springfield
Allegiant Air
1 STOPS
TYS
Knoxville
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One-way flights to Springfield from Knoxville

5:52 PM - 6:15 AM
Allegiant Air
1 Stops
15h 3m
TYS - SGF
$ 224
Kiwi
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5:15 PM - 8:10 PM
United Airlines
1 Stops
5h 44m
TYS - SGF
$ 365
Kiwi
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11:00 AM - 12:45 PM
United Airlines
1 Stops
4h 38m
TYS - SGF
$ 427
Kiwi
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How to find the cheapest flight from Knoxville (TYS) to Springfield (SGF)

Related info for your journey
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How to find the cheapest flight from Knoxville (TYS) to Springfield (SGF)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Knoxville (TYS) to Springfield (SGF)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.