Find Flights Tickets and Deals on JetBlue from Boston to Key West from $109

*Fares displayed reflect one-way pricing and have been collected within the last 24 hours. Fares reflect recent availability, which may change at any time. Fare shown may be Blue Basic, our most restrictive fare option, which is subject to additional restrictions. Award travel is subject to additional taxes and fees. Additional bag fees may apply and may vary based on frequent flyer or other status.

Tickets for Cheap Flights from Boston to Key West

$
Tickets for Cheap Flights from Boston to Key West
From
To
Fare Type
Dates
Price
Boston (BOS)Key West (EYW)one-way
/
Core		Depart 10/18/2026

from

$194

Seen: 11 hrs ago

Boston (BOS)Key West (EYW)one-way
/
Core		Depart 10/18/2026

from

$234

Seen: 11 hrs ago

Boston (BOS)Key West (EYW)one-way
/
Core		Depart 10/22/2026

from

$234

Seen: 15 hrs ago

Boston (BOS)Key West (EYW)one-way
/
Core		Depart 11/05/2026

from

$234

Seen: 13 hrs ago

Boston (BOS)Key West (EYW)one-way
/
Core		Depart 11/05/2026

from

$259

Seen: 13 hrs ago

Boston (BOS)Key West (EYW)one-way
/
Core		Depart 10/22/2026

from

$259

Seen: 15 hrs ago

Boston (BOS)Key West (EYW)one-way
/
Core		Depart 10/18/2026

from

$259

Seen: 11 hrs ago

Boston (BOS)Key West (EYW)one-way
/
Core		Depart 12/26/2026

from

$857

Seen: 6 hrs ago

Boston (BOS)Key West (EYW)one-way
/
Core		Depart 12/26/2026

from

$888

Seen: 6 hrs ago

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

Fly from Boston to Key West
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The following variables should be replaced: 

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