Cheapest return flights from Key West to St. Petersburg in July from $89

AirHint found the following cheapest return flights from Key West (EYW) to St. Petersburg (PIE) in July 2025 (see full year).

Return flights

30 Jul - 03 Aug Allegiant Air direct
31 Jul - 04 Aug Allegiant Air direct
25 Jul - 30 Jul Allegiant Air direct
24 Jul - 30 Jul Allegiant Air direct
25 Jul - 04 Aug Allegiant Air direct
24 Jul - 04 Aug Allegiant Air direct
30 Jul - 04 Aug Allegiant Air direct
23 Jul - 30 Jul Allegiant Air direct
23 Jul - 04 Aug Allegiant Air direct
25 Jul - 03 Aug Allegiant Air direct
25 Jul - 07 Aug Allegiant Air direct
24 Jul - 03 Aug Allegiant Air direct
24 Jul - 07 Aug Allegiant Air direct
26 Jul - 30 Jul Allegiant Air direct
25 Jul - 27 Jul Allegiant Air direct
24 Jul - 27 Jul Allegiant Air direct
25 Jul - 28 Jul Allegiant Air direct
24 Jul - 28 Jul Allegiant Air direct
23 Jul - 27 Jul Allegiant Air direct
23 Jul - 28 Jul Allegiant Air direct

Also check the deals for one-way flights from Key West to St. Petersburg 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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