$964+ Cheap flights from San Francisco to Nantucket (SFO - ACK)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ACK
Nov 23 — Nov 301
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider ’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Nantucket
Cheapest
Best
Last-minute
Cheapest flights from San Francisco to NantucketExplore the most affordable flight options available from San Francisco to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
Explore the most affordable flight options available from San Francisco to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
This FlightHub deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:30 am -
1 stop8h 08m
Tue 11/177:00 am -
1 stop9h 16m
Deal found 10/20![Multiple Airlines logo]()
$964
This Expedia deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:08 pm -
2 stops15h 07m
Wed 11/115:30 pm -
1 stop9h 55m
Deal found 10/23![Multiple Airlines logo]()
$1,034
This Expedia deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:10 pm -
1 stop8h 05m
Sun 11/1512:53 pm -
1 stop14h 32m
Deal found 10/19![Multiple Airlines logo]()
$1,114
Best flights from San Francisco to NantucketDiscover carefully curated flight deals from San Francisco to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
Discover carefully curated flight deals from San Francisco to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
This FlightHub deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:30 am -
1 stop8h 08m
Tue 11/177:00 am -
1 stop9h 16m
Deal found 10/20![Multiple Airlines logo]()
$964
This Priceline deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:10 pm -
1 stop8h 05m
Wed 11/115:30 pm -
1 stop9h 55m
Deal found 10/23![Multiple Airlines logo]()
$1,034
This Expedia deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 pm -
2 stops13h 15m
Sun 11/1512:53 pm -
1 stop14h 32m
Deal found 10/19![Multiple Airlines logo]()
$1,170
Last-minute flights from San Francisco to NantucketDiscover last-minute flight deals from San Francisco to Nantucket. Data last updated October 24, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Nantucket. Data last updated October 24, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:08 pm -
2 stops15h 07m
Wed 11/115:30 pm -
1 stop9h 55m
Deal found 10/23![Multiple Airlines logo]()
$1,034
This FlightHub deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:30 am -
1 stop8h 08m
Tue 11/177:00 am -
1 stop9h 16m
Deal found 10/20![Multiple Airlines logo]()
$964
This Expedia deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:10 pm -
1 stop8h 05m
Sun 11/1512:53 pm -
1 stop14h 32m
Deal found 10/19![Multiple Airlines logo]()
$1,114
Find flight deals from San Francisco to Nantucket
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Nantucket (ACK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 24, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $964 (FlightHub) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Nantucket that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 24, 2026.
Use the filters below to find and compare flights from San Francisco to Nantucket that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoNantucket
SFO San Francisco - ACK Nantucket Memorial
SFOACK
San Francisco
Tue 11/10
7:30 am-6:38 pm
1 stop8h 08m
Nantucket Memorial
Tue 11/17
7:00 am-1:16 pm
1 stop9h 16m
$964
San FranciscoNantucket
SFO San Francisco - ACK Nantucket Memorial
SFOACK
San Francisco
Sat 11/7
10:10 pm-9:15 am
1 stop8h 05m
Nantucket Memorial
Wed 11/11
5:30 pm-12:25 am
1 stop9h 55m
$1,034
San FranciscoNantucket
SFO San Francisco - ACK Nantucket Memorial
SFOACK
San Francisco
Fri 11/13
5:00 pm-9:15 am
2 stops13h 15m
Nantucket Memorial
Sun 11/15
12:53 pm-12:25 am
1 stop14h 32m
$1,170
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Francisco-Nantucket flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Nantucket flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Francisco-Nantucket flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Nantucket flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Nantucket flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Francisco to Nantucket
Have a flexible travel schedule? Discover the best time to fly to Nantucket from San Francisco with our price prediction graph.
SFO-ACK
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Nantucket
Get insights into the airlines that provide service to Nantucket. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Nantucket. Reviews last updated October 24, 2026.
Read through reviews of airlines operating flights from San Francisco to Nantucket, such as United Airlines,JetBlue, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Overall
7.3
Entertainment
7.1
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Overall
7.3
Entertainment
7.1
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Overall
7.3
Entertainment
7.1
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Overall
7.3
Entertainment
7.1
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Nantucket. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Other flights to Nantucket
Explore flights to Nantucket departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 24, 2026.
San Francisco and Nantucket flights
Browse other San Francisco and Nantucket flight options. Last updated on October 24, 2026.
Other flights from San Francisco
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on October 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from San Francisco to Nantucket
Discover the top 3 airlines that operate flights from San Francisco to Nantucket. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$395 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$471 | Average$794 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$660 | Average$841 | FlexibilityNo cancel fee | On-time69% |