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Cheap flights from San Francisco to Boston from $270

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Boston departing on 6/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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JetBlue Logo
10:55 pm - 1:03 pm
SFO
-
ACK
11h 08m1 stop
JetBlue Logo
6:05 pm - 12:54 am
ACK
-
SFO
9h 49m1 stop
$485JetBlue
Sun, Jul 5 - Sun, Jul 12
JetBlue Logo
8:29 pm - 1:50 pm
SFO
-
ACK
14h 21m1 stop
JetBlue Logo
4:04 pm - 10:59 pm
ACK
-
SFO
9h 55m1 stop
$709JetBlue
Wed, Jan 21 - Sun, Jan 25
American Airlines Logo
7:05 pm - 9:54 am
SFO
-
ACK
11h 49m2 stops
American Airlines Logo
3:08 pm - 10:58 pm
ACK
-
SFO
10h 50m1 stop
$712American Airlines
Sun, Jul 5 - Sun, Jul 12
Multiple Airlines Logo
7:00 am - 7:50 pm
SFO
-
ACK
9h 50m2 stops
Multiple Airlines Logo
3:15 pm - 10:59 pm
ACK
-
SFO
10h 44m1 stop
$750Multiple Airlines
Wed, Jan 21 - Sun, Jan 25
American Airlines Logo
6:00 pm - 9:54 am
SFO
-
ACK
12h 54m2 stops
American Airlines Logo
10:24 am - 7:09 pm
ACK
-
SFO
11h 45m2 stops
$837American Airlines
Sun, Jul 5 - Sun, Jul 12
Multiple Airlines Logo
7:00 am - 7:50 pm
SFO
-
ACK
9h 50m2 stops
Multiple Airlines Logo
1:30 pm - 10:47 pm
ACK
-
SFO
12h 17m2 stops
$854Multiple Airlines
Wed, Jan 21 - Sun, Jan 25

JetBlue flights from San Francisco to Nantucket

Our best JetBlue deals on San Francisco to Nantucket flight tickets
JetBlue
Jul 5
SFO10:55 pmSan Francisco
11h 08m
1 stop
ACK1:03 pmNantucket Memorial
Jul 12
ACK6:05 pmNantucket Memorial
9h 49m
1 stop
SFO12:54 amSan Francisco
$485
Find similar
JetBlue
Jan 21
SFO8:29 pmSan Francisco
14h 21m
1 stop
ACK1:50 pmNantucket Memorial
Jan 25
ACK4:04 pmNantucket Memorial
9h 55m
1 stop
SFO10:59 pmSan Francisco
$709
Find similar

American Airlines flights from San Francisco to Nantucket

Our best American Airlines deals on San Francisco to Nantucket flight tickets
American Airlines
Jul 5
SFO7:05 pmSan Francisco
11h 49m
2 stops
ACK9:54 amNantucket Memorial
Jul 12
ACK3:08 pmNantucket Memorial
10h 50m
1 stop
SFO10:58 pmSan Francisco
$712
Find similar
American Airlines
Jul 5
SFO6:00 pmSan Francisco
12h 54m
2 stops
ACK9:54 amNantucket Memorial
Jul 12
ACK10:24 amNantucket Memorial
11h 45m
2 stops
SFO7:09 pmSan Francisco
$837
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated January 7, 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

Price

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Sun 7/5

10:55 pm-1:03 pm

1 stop11h 08m

Nantucket Memorial

Sun 7/12

6:05 pm-12:54 am

1 stop9h 49m

$485

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Wed 1/21

8:29 pm-1:50 pm

1 stop14h 21m

Nantucket Memorial

Sun 1/25

4:04 pm-10:59 pm

1 stop9h 55m

$709

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Sun 7/5

7:05 pm-9:54 am

2 stops11h 49m

Nantucket Memorial

Sun 7/12

3:08 pm-10:58 pm

1 stop10h 50m

$712

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Wed 1/21

7:00 am-7:50 pm

2 stops9h 50m

Nantucket Memorial

Sun 1/25

3:15 pm-10:59 pm

1 stop10h 44m

$750

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Sun 7/5

6:00 pm-9:54 am

2 stops12h 54m

Nantucket Memorial

Sun 7/12

10:24 am-7:09 pm

2 stops11h 45m

$837

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Wed 1/21

7:00 am-7:50 pm

2 stops9h 50m

Nantucket Memorial

Sun 1/25

1:30 pm-10:47 pm

2 stops12h 17m

$854

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Fri 6/19

7:05 pm-9:54 am

2 stops11h 49m

$270

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Sat 6/20

9:15 pm-9:56 am

1 stop9h 41m

$282

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Fri 6/19

11:58 pm-12:28 pm

1 stop9h 30m

$394

San FranciscoNantucket

SFO - ACK

SFOACK

San Francisco

Fri 6/26

9:30 pm-11:48 am

1 stop11h 18m

$437

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from San Francisco to Nantucket

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from San Francisco to Nantucket Memorial?

American Airlines, United Airlines, and JetBlue are the most popular carriers operating from San Francisco to Nantucket Memorial

What airlines fly to Nantucket?

JetBlue, United Airlines and Delta are the top three most popular airlines that fly to Nantucket from San Francisco according to our data. JetBlue is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Nantucket. Keep in mind that there are 9 different airlines that fly to Nantucket on a routine basis, so you have a few additional options to choose from.

When to book flights from San Francisco to Nantucket

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Nantucket according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Nantucket (SFO to ACK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Nantucket

Fastest flight time

14h 21m

Direct flights

None
The fastest flight from San Francisco to Nantucket takes 14h 21m
There are no direct flights from San Francisco to Nantucket. There are no popular flight routes from San Francisco to Nantucket.
Search flight deals

  • How far is San Francisco to Nantucket Memorial by plane?

    The distance between San Francisco and Nantucket Memorial is about 2753.8 mi. 14h 21m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Francisco Airport to Nantucket Memorial Airport?

    Prices for flights from San Francisco Airport to Nantucket Memorial Airport refresh daily.

  • How many operators does momondo search for flights from San Francisco Airport to Nantucket Memorial Airport?

  • How old do you have to be to fly from San Francisco Airport to Nantucket Memorial Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Nantucket Memorial Airport.

  • What documentation or ID do you need to fly to Nantucket Memorial Airport?

    The required travel and health documents for your Nantucket Memorial Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Nantucket Memorial Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Francisco to Nantucket?

Best airlines flying from San Francisco to Nantucket

Compare and see reviews for airlines that fly from San Francisco to Nantucket with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $309Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Nantucket?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco to Nantucket for you.

Can I find flights from San Francisco to Nantucket with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Nantucket from San Francisco with this policy.

How can momondo help me find flights from San Francisco to Nantucket?

Once all potential San Francisco to Nantucket flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Francisco to Nantucket right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco to Nantucket flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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