Cheapest return flights from Knoxville to Key West in January from $99

AirHint found the following cheapest return flights from Knoxville (TYS) to Key West (EYW) in January 2026 (see full year).

Return flights

26 Jan - 02 Feb Allegiant Air direct
12 Jan - 30 Jan Allegiant Air direct
30 Jan - 02 Feb Allegiant Air direct
26 Jan - 30 Jan Allegiant Air direct
25 Jan - 29 Jan Allegiant Air
02 Jan - 07 Jan Allegiant Air
02 Jan - 05 Jan Allegiant Air
01 Jan - 04 Jan Allegiant Air

Also check the deals for one-way flights from Knoxville to Key West in January.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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