Nantucket (ACK) to Seattle / Tacoma (SEA) flight deal in economy from $132

B6JetBlue Airways

One Way•Economy

ACK

Nantucket Memorial Airport

Nantucket, United States

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$309 USD

-57%$132 USD

Verified about 4 hours ago

August 2026

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27$23928$29429$40730$31131$3111$3112$3983$3984$3115$3116$3987$4128$5289$43810$20811$20412$23913$23914$20815$31116$31117$20818$16819$13220$20821$20422$20823$31124$20825$13226$16827$20428$20429$13230$23931$1681$1322$1373$1684$2045$2946$569

Limited Availability

14% of dates checked are available within 10% of the lowest price

Wednesday, August 19th, 2026

Outbound Flights

10h 16m·1 stop

$132 USD

ACKAug 19 15:33

→

BOSAug 19 16:26

B6 1151Airbus A220-300 Passenger

2h 58m layover

BOSAug 19 19:24

→

SEAAug 19 22:49

B6 197Airbus A320

12h 2m·1 stop

$204 USD

ACKAug 19 12:02

→

JFKAug 19 13:08

B6 92Airbus A220-300 Passenger

4h 30m layover

JFKAug 19 17:38

→

SEAAug 19 21:04

B6 263Airbus A321

9h 9m·1 stop

$572 USD

ACKAug 19 16:40

→

BOSAug 19 17:35

9K 5341Cessna (Light)

1h 49m layover

BOSAug 19 19:24

→

SEAAug 19 22:49

B6 197Airbus A320

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