Cheapest return flights from Knoxville to Jacksonville in July from $78

AirHint found the following cheapest return flights from Knoxville (TYS) to Jacksonville (JAX) in July 2025 (see full year).

Return flights

14 Jul - 28 Jul Allegiant Air direct
14 Jul - 18 Jul Allegiant Air direct
14 Jul - 21 Jul Allegiant Air direct
28 Jul - 15 Aug Allegiant Air direct
28 Jul - 08 Aug Allegiant Air direct
28 Jul - 11 Aug Allegiant Air direct
14 Jul - 01 Aug Allegiant Air direct
21 Jul - 08 Aug Allegiant Air direct
28 Jul - 28 Jul Allegiant Air direct
14 Jul - 14 Jul Allegiant Air direct
21 Jul - 28 Jul Allegiant Air direct
21 Jul - 21 Jul Allegiant Air direct
18 Jul - 28 Jul Allegiant Air direct
18 Jul - 18 Jul Allegiant Air direct
18 Jul - 21 Jul Allegiant Air direct
28 Jul - 04 Aug Allegiant Air direct
28 Jul - 01 Aug Allegiant Air direct
25 Jul - 08 Aug Allegiant Air direct
25 Jul - 11 Aug Allegiant Air direct
21 Jul - 04 Aug Allegiant Air direct

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

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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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