Seattle / Tacoma (SEA) to Nantucket (ACK) flight deal in economy from $267

JetBlue AirwaysB6JetBlue Airways
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
United StatesACK

Nantucket Memorial Airport

Nantucket, United States
$562 USD
-52%$267 USD
Verified about 10 hours ago
Extremely Rare Availability
2% of dates checked are available within 10% of the lowest price

Saturday, October 3rd, 2026

5 round-trip options

Returning
Thu, Oct 8, 2026•5 Day Trip
$312 USD
Google Flights
Returning
Fri, Oct 9, 2026•6 Day Trip
$312 USD
Google Flights
Returning
Sat, Oct 10, 2026•7 Day Trip
$267 USD
Google Flights
Returning
Sun, Oct 11, 2026•8 Day Trip
$724 USD
Google Flights
Returning
Mon, Oct 12, 2026•9 Day Trip
$553 USD
Google Flights