Cheapest one-way flights from Key West to St. Petersburg in May from $49

Best time to book flights for Key West (EYW) to St. Petersburg (PIE) flights at AirHint

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

One-Way flights

16 May Allegiant Air direct
02 May Allegiant Air direct
07 May Allegiant Air direct
15 May Allegiant Air direct
22 May Allegiant Air direct
23 May Allegiant Air direct
01 May Allegiant Air direct
24 May Allegiant Air direct
19 May Allegiant Air direct
11 May Allegiant Air direct

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

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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