Cheapest one-way flights from Key West to St. Petersburg in August from $53

AirHint found the following cheapest one-way flights from Key West (EYW) to St. Petersburg (PIE) in August 2025 (see full year).

One-Way flights

27 Aug Allegiant Air direct
21 Aug Allegiant Air direct
28 Aug Allegiant Air direct
20 Aug Allegiant Air direct
25 Aug Allegiant Air direct
11 Aug Allegiant Air direct
18 Aug Allegiant Air direct
24 Aug Allegiant Air direct
17 Aug Allegiant Air direct
02 Aug Allegiant Air direct

Also check the deals for return flights from Key West to St. Petersburg in August.

Skyscanner

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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