CA $219 Cheap Delta fights from Boston (BOS) to Key West (EYW)

View CA $219 flight on Fri, Aug. 22, 2025Opens in a new window

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Delta flights from Boston to Key West (BOS→EYW)

Prices were available within the past 7 days and start at CA $219 for one-way flights and CA $409 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Jan. 25 - Sat, Jan. 31
BOS
Boston
EYW
Key West
CA $409 Roundtrip, found 4 days ago
CA $409
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Jan. 25 from Boston to Key West, returning Sat, Jan. 31, priced at CA $409 found 4 days ago
Delta
Mon, Jan. 5 - Wed, Jan. 21
BOS
Boston
EYW
Key West
CA $436 Roundtrip, found 4 days ago
CA $436
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Jan. 5 from Boston to Key West, returning Wed, Jan. 21, priced at CA $436 found 4 days ago
Flight from Boston to Key West (BOS - EYW) route information
Origin airport
Logan Intl.
Destination airport
Key West Intl.
Distance
2199 km
*Available to Expedia members.