$138 Cheap Spirit Airlines flights Boston (BOS) to Key West (EYW)

$138 Cheap Spirit Airlines flights Boston (BOS) to Key West (EYW)

Prices were available within the past 7 days and start at $138 for one-way flights and $272 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 4 - Mon, Dec 8

BOS

Boston

EYW

Key West

$272 Roundtrip, found 4 days ago

$272

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Thu, Dec 4 from Boston to Key West, returning Mon, Dec 8, priced at $272 found 4 days ago

Thu, Dec 4 - Tue, Dec 9

BOS

Boston

EYW

Key West

$296 Roundtrip, found 2 days ago

$296

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Dec 4 from Boston to Key West, returning Tue, Dec 9, priced at $296 found 2 days ago

Sun, Feb 15 - Fri, Feb 20

BOS

Boston

EYW

Key West

$950 Roundtrip, found 1 day ago

$950

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, Feb 15 from Boston to Key West, returning Fri, Feb 20, priced at $950 found 1 day ago