$332+ Cheap flights from Nantucket to San Francisco (ACK - SFO)
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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ACK — SFO
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Nantucket to San Francisco with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Nantucket to San Francisco
One-way
One-way flights from Nantucket to San FranciscoSearch for one-way flight options from Nantucket to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Nantucket to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This JetBlue deal was found by Cheapflights users on 8/31. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:30 pm -
1 stop12h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![JetBlue logo]()
$332
This KAYAK deal was found by Cheapflights users on 9/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:10 pm -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![JetBlue logo]()
$419
This Expedia deal was found by Cheapflights users on 9/2. 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 10/911:25 am -
1 stop15h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![JetBlue logo]()
$452
This Expedia deal was found by Cheapflights users on 8/31. 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.
Mon 9/283:10 pm -
1 stop12h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![JetBlue logo]()
$486
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:40 pm -
2 stops28h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$497
This Expedia deal was found by Cheapflights users on 9/1. 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 9/1811:25 am -
1 stop15h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![JetBlue logo]()
$500
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:30 pm -
3 stops32h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$515
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:30 pm -
2 stops28h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$522
Find flight deals from Nantucket to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Nantucket (ACK) to San Francisco (SFO). 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 September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | June |
Cheapest in | January |
Average price | $409 |
Cheapflights Fare Finder
Customize your flight search to find flights from Nantucket to San Francisco 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 September 5, 2026.
Use the filters below to find and compare flights from Nantucket to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NantucketSan Francisco
ACK Nantucket Memorial - SFO San Francisco
ACKSFO
Nantucket Memorial
Mon 10/5
3:30 pm-12:59 am
1 stop12h 29m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$332
Quickest round-trip
NantucketSan Francisco
ACK Nantucket Memorial - SFO San Francisco
ACKSFO
Nantucket Memorial
Wed 9/30
3:10 pm-9:40 pm
1 stop9h 30m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$419
NantucketSan Francisco
ACK Nantucket Memorial - SFO San Francisco
ACKSFO
Nantucket Memorial
Fri 10/9
11:25 am-11:38 pm
1 stop15h 13m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$452
NantucketSan Francisco
ACK Nantucket Memorial - SFO San Francisco
ACKSFO
Nantucket Memorial
Mon 9/28
3:10 pm-12:56 am
1 stop12h 46m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$486
NantucketSan Francisco
ACK Nantucket Memorial - SFO San Francisco
ACKSFO
Nantucket Memorial
Fri 9/18
6:40 pm-7:48 pm
2 stops28h 08m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$497
NantucketSan Francisco
ACK Nantucket Memorial - SFO San Francisco
ACKSFO
Nantucket Memorial
Fri 9/18
11:25 am-11:31 pm
1 stop15h 06m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$500
NantucketSan Francisco
ACK Nantucket Memorial - SFO San Francisco
ACKSFO
Nantucket Memorial
Wed 9/30
6:30 pm-7:48 pm
2 stops28h 18m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$522
NantucketSan Francisco
ACK Nantucket Memorial - SFO San Francisco
ACKSFO
Nantucket Memorial
Tue 9/22
6:30 pm-8:08 pm
2 stops28h 38m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$522
Sorted by cheapest first
Best time to book a flight from Nantucket to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Nantucket with our price prediction graph.
ACK-SFO
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 San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated September 5, 2026.
Get a feel of what it's like to fly with JetBlue from Nantucket to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.4
Boarding
7.3
Overall
7.1
Crew
7.9
Food
6.6
Entertainment
7.2
Reviews
1 / 20
4.0
OkayAnonymous,Feb 2025
BOS - SFO
Comfort
7.4
Boarding
7.3
Overall
7.1
Crew
7.9
Food
6.6
Entertainment
7.2
Reviews
1 / 20
4.0
OkayAnonymous,Feb 2025
BOS - SFO
Related info for your journey
Find useful and relevant information for your journey from Nantucket to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Walnut Creek
Emeryville
San Bruno
Burlingame
Rancho Cordova
Roseville
Fairfield
Vallejo
Cupertino
Newark
Hayward
San Ramon
Redwood City
Manteca
San Carlos
Turlock
Davis
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Complete your trip
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Nantucket and San Francisco flights
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Other flights from Nantucket
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Other flights to San Francisco
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Top airline flying from Nantucket to San Francisco
Discover the top airline that operate flights from Nantucket to San Francisco. 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 September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$281 | Average$437 | FlexibilityNo cancel fee | On-time62% |