
Popular airlines from Seattle to Nantucket
- Alaska Airlines
Alaska Airlines
- JetBlue Airways
JetBlue Airways
- Delta
Delta
- American Airlines
American Airlines
- Sun Country Airlines
Sun Country Airlines
- Spirit Airlines
Spirit Airlines
- United
United
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Cheap flights from Seattle (SEA) to Nantucket (ACK)
Prices were available within the past 7 days and start at CA $165 for one-way flights and CA $329 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu., Sep. 4 - Wed., Sep. 10
SEA
Seattle
BOS
Boston
CA $329 Roundtrip, found 1 day ago
CA $329
Roundtrip
found 1 day ago

Sat., May 17 - Sun., May 25
SEA
Seattle
BOS
Boston
CA $341 Roundtrip, found 3 days ago
CA $341
Roundtrip
found 3 days ago

Sat., May 17 - Sun., May 25
SEA
Seattle
BOS
Boston
CA $342 Roundtrip, found 3 days ago
CA $342
Roundtrip
found 3 days ago

Sat., May 24 - Wed., May 28
SEA
Seattle
BOS
Boston
CA $343 Roundtrip, found 1 day ago
CA $343
Roundtrip
found 1 day ago

Wed., May 7 - Wed., May 14
SEA
Seattle
BOS
Boston
CA $355 Roundtrip, found 4 days ago
CA $355
Roundtrip
found 4 days ago

Wed., May 7 - Thu., May 8
SEA
Seattle
BOS
Boston
CA $376 Roundtrip, found 3 days ago
CA $376
Roundtrip
found 3 days ago
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