Cheapest return flights from Knoxville to Jacksonville in March from 177€

AirHint found the following cheapest return flights from Knoxville (TYS) to Jacksonville (JAX) in March 2026 (see full year).

Return flights

12 Mar - 15 Mar Allegiant Air direct
13 Mar - 15 Mar Allegiant Air

Also check the deals for one-way flights from Knoxville to Jacksonville in March.

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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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