Cheap flights from Tampa to Key West from $94 PIE → EYW

Found recently, and the cheapest we hold

What have prices looked like?

Over 41 days, 28 Sept to 11 Nov, the cheapest return we saw each day was $68 to $267.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

Yes. Among 6-night return fares leaving within 3 days of 24 Dec, 22 Dec – 28 Dec costs $88: $6 less than the cheapest found recently.

Allegiant Air · St. Petersburg-Clearwater International Airport (PIE) → Key West International Airport (EYW) · out nonstop, back nonstop · found 5 days ago

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Every date we hold

3 fares on 3 departure dates

Found recently, and the cheapest we hold

What have prices looked like?

Over 38 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $41 to $88.

At $94, the cheapest one-way found recently is above that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

Yes. Among one-way fares leaving within 3 days of 20 Nov, 19 Nov costs $52: $42 less than the cheapest found recently.

Allegiant Air · St. Petersburg-Clearwater International Airport (PIE) → Key West International Airport (EYW) · nonstop · found 4 days ago

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Every date we hold

6 fares on 6 departure dates

Which month looks cheapest?

January 2027 is the cheapest month — from $42.

Return

Fares 30 to 59 days before departure were typically 27% lower than 7 to 13 days before departure.

From the cheapest return each day between 28 Sept and 11 Nov (41 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

Timing didn't matter much here — prices were about the same in every range.

From the cheapest one-way each day between 24 Sept and 11 Nov (38 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Tampa to Key West?

The cheapest return found recently is $94 with Allegiant Air, 24 Dec to 30 Dec, found 3 days ago. The cheapest return we hold, of any age, is $86 with Allegiant Air, 13 Dec to 16 Dec, found 5 days ago. The cheapest return fare on each of 3 departure dates is usually $87 to $91.

How much is a one-way flight from Tampa to Key West?

The cheapest one-way found recently is $94 with Allegiant Air, 20 Nov, found 3 days ago. The cheapest one-way we hold, of any age, is $42 with Allegiant Air, 13 Jan 2027, found 6 days ago. The cheapest one-way fare on each of 6 departure dates is usually $46 to $84.

What is the cheapest month to fly from Tampa to Key West?

January 2027 is the cheapest month for a one-way, from $42, 13 Jan 2027, found 6 days ago.

How far ahead should I book a flight from Tampa to Key West?

In 41 days of prices between 28 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 27% lower than 7 to 13 days before departure. In 38 days of prices between 24 Sept and 11 Nov, one-way fares cost about the same whether the flight was days or months away.

Is there a direct flight from Tampa to Key West?

Yes, the cheapest nonstop return found recently is $94 with Allegiant Air, 24 Dec to 30 Dec, found 3 days ago. The cheapest nonstop one-way found recently is $94 with Allegiant Air, 20 Nov, found 3 days ago.

How long is the flight from Tampa to Key West?

The cheapest nonstop one-way found recently, with Allegiant Air on 20 Nov, takes 1 h 4 min from St. Petersburg-Clearwater International Airport (PIE) to Key West International Airport (EYW).

Which airlines have the cheapest flights from Tampa to Key West?

Between 13 Dec and 24 Dec, Allegiant Air has the cheapest return on all 3 departure dates we hold. Between 16 Nov and 14 Jan 2027, Allegiant Air has the cheapest one-way on all 6 departure dates we hold.