SFO to ACK from $254 in economy

B6JetBlue Airways

Round Trip•Economy

SFO

San Francisco International Airport

San Francisco, United States

ACK

Nantucket Memorial Airport

Nantucket, United States

$1,208 USD

-79%$254 USD

Verified about 11 hours ago

July 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29$549 30$551 1$903 2$778 3$514 4$469 5$469 6$409 7$330 8$409 9$596 10$361 11$454 12$559 13$361 14$406 15$562 16$756 17$644 18$454 19$624 20$409 21$562 22$622 23$704 24$816 25$562 26$622 27$551 28$469 29$361 30$469 31$409 1$409 2$361

Extremely Rare Availability

1% of dates checked are available within 10% of the lowest price

Saturday, July 11th, 2026

10 round-trip options

Returning

Thu, Jul 16, 2026•5 Day Trip

$588 USD

Google Flights

Returning

Fri, Jul 17, 2026•6 Day Trip

$706 USD

Google Flights

Returning

Sat, Jul 18, 2026•7 Day Trip

$921 USD

Google Flights

Returning

Sun, Jul 19, 2026•8 Day Trip

$562 USD

Google Flights

Returning

Mon, Jul 20, 2026•9 Day Trip

$454 USD

Google Flights

Returning

Tue, Jul 21, 2026•10 Day Trip

$454 USD

Google Flights

Returning

Wed, Jul 22, 2026•11 Day Trip

$562 USD

Google Flights

Returning

Thu, Jul 23, 2026•12 Day Trip

$454 USD

Google Flights

Returning

Fri, Jul 24, 2026•13 Day Trip

$454 USD

Google Flights

Returning

Sat, Jul 25, 2026•14 Day Trip

$756 USD

Google Flights

San Francisco (SFO) to Nantucket (ACK) flight deal in economy from $254

San Francisco International Airport

Nantucket Memorial Airport

July 2026

Saturday, July 11th, 2026