Cheap flights from Boston to Duck Key from CA $53

Cheap flights from Boston (BOS) to Duck Key (MIA)

Prices were available within the past 7 days and start at CA $53 for one-way flights and CA $114 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu., May 22 - Thu., May 29

BOS

Boston

MIA

Miami

CA $114 Roundtrip, found 7 hours ago

CA $114

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Thu., May 22 from Boston to Miami, returning Thu., May 29, priced at CA $114 found 7 hours ago

Sun., May 18 - Thu., May 22

BOS

Boston

MIA

Miami

CA $150 Roundtrip, found 11 hours ago

CA $150

Roundtrip

found 11 hours ago

Select Spirit Airlines flight, departing Sun., May 18 from Boston to Miami, returning Thu., May 22, priced at CA $150 found 11 hours ago

Mon., Jul. 28 - Mon., Aug. 4

BOS

Boston

MIA

Miami

CA $150 Roundtrip, found 5 days ago

CA $150

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Mon., Jul. 28 from Boston to Miami, returning Mon., Aug. 4, priced at CA $150 found 5 days ago

Thu., May 22 - Thu., May 29

BOS

Boston

MIA

Miami

CA $159 Roundtrip, found 7 hours ago

CA $159

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Thu., May 22 from Boston to Miami, returning Thu., May 29, priced at CA $159 found 7 hours ago

Thu., May 22 - Thu., May 29

BOS

Boston

MIA

Miami

CA $167 Roundtrip, found 7 hours ago

CA $167

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Thu., May 22 from Boston to Miami, returning Thu., May 29, priced at CA $167 found 7 hours ago

Wed., Jul. 16 - Wed., Jul. 30

BOS

Boston

MIA

Miami

CA $220 Roundtrip, found 6 days ago

CA $220

Roundtrip

found 6 days ago

Select Delta flight, departing Wed., Jul. 16 from Boston to Miami, returning Wed., Jul. 30, priced at CA $220 found 6 days ago