Book United Boston to Key West flight deals from $304

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Search flights from Boston to Key West (BOS - EYW)

October

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Tuesday 9th

Return Wednesday 24th
from$ 491*Viewed: 45 minutes ago

Wednesday 10th

Return Thursday 25th
from$ 420*Viewed: 45 minutes ago

Tuesday 16th

Return Wednesday 31st
from$ 395*Viewed: 45 minutes ago

November

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Tuesday 13th

Return Wednesday 28th
from$ 304*Viewed: 45 minutes ago

Tuesday 27th

Return Wednesday 12th
from$ 362*Viewed: 45 minutes ago

Wednesday 28th

Return Thursday 13th
from$ 396*Viewed: 45 minutes ago

December

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Monday 3rd

Return Tuesday 18th
from$ 375*Viewed: 45 minutes ago

Tuesday 4th

Return Wednesday 19th
from$ 304*Viewed: 45 minutes ago

Monday 10th

Return Tuesday 25th
from$ 375*Viewed: 45 minutes ago
**Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply..
A dock leads into turquoise waters off a white sandy beach in Key West

Plan ahead for flights from Boston to Key West

from
to
Type
Dates
Price*
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Tue 13 Nov 2018
Return Wed 28 Nov 2018
from$ 304*Viewed: 45 minutes ago
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Tue 4 Dec 2018
Return Wed 19 Dec 2018
from$ 304*Viewed: 45 minutes ago
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Tue 27 Nov 2018
Return Wed 12 Dec 2018
from$ 362*Viewed: 45 minutes ago
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Mon 3 Dec 2018
Return Tue 18 Dec 2018
from$ 375*Viewed: 45 minutes ago
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Mon 10 Dec 2018
Return Tue 25 Dec 2018
from$ 375*Viewed: 45 minutes ago
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Wed 5 Dec 2018
Return Thu 20 Dec 2018
from$ 379*Viewed: 45 minutes ago
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Sun 2 Dec 2018
Return Mon 17 Dec 2018
from$ 392*Viewed: 45 minutes ago
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Sun 9 Dec 2018
Return Mon 24 Dec 2018
from$ 392*Viewed: 45 minutes ago
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Tue 16 Oct 2018
Return Wed 31 Oct 2018
from$ 395*Viewed: 45 minutes ago
Boston (BOS)
to Key West (EYW)
Roundtrip
Depart Wed 28 Nov 2018
Return Thu 13 Dec 2018
from$ 396*Viewed: 45 minutes ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.