SFO to ACK from $312 in economy – flightdeals.net

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JetBlue Airways

B6JetBlue Airways

Round Trip•Economy

San Francisco International Airport

San Francisco, United States

Nantucket Memorial Airport

Nantucket, United States

$631 USD

-51%$312 USD

Verified 14 days ago

October 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28 29$371 30$500 1$823 2$504 3$371 4$488 5$444 6$601 7$616 8$833 9$715 10$499 11$572 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1

Extremely Rare Availability

2% of dates checked are available within 10% of the lowest price

Friday, October 2nd, 2026

4 round-trip options

Returning

Wed, Oct 7, 2026•5 Day Trip

$504 USD

Returning

Thu, Oct 8, 2026•6 Day Trip

$504 USD

Returning

Fri, Oct 9, 2026•7 Day Trip

$504 USD

Returning

Fri, Oct 16, 2026•14 Day Trip

$632 USD