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Nantucket

$352+ Cheap flights from San Jose to Nantucket (SJC - 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — ACK
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from San Jose to Nantucket

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 July 2, 2025.

Round-trip from

$352
(Delta)

Popular in

July

Cheapest in

November

Average price

$422
From San Jose to Nantucket Memorial
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Jose to Nantucket

Cheapest flights from San Jose to Nantucket
Explore the most affordable flight options available from San Jose to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2510:56 pmSJC - ACK
2 stops9h 30mDelta
Fri 8/293:26 pmACK - SJC
2 stops26h 11mDelta
Deal found 7/1$352
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/161:09 pmSJC - ACK
2 stops23h 44mAmerican Airlines
Sat 8/235:45 pmACK - SJC
2 stops18h 34mAmerican Airlines
Deal found 7/2$671
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:24 pmSJC - ACK
3 stops12h 36mMultiple Airlines
Sat 8/2310:55 amACK - SJC
3 stops13h 12mMultiple Airlines
Deal found 7/2$1,398

Cheapflights Fare Finder

Customize your flight search to find flights from San Jose 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 2,558,603 searches. Data last updated July 2, 2025.
Use the filters below to find and compare flights from San Jose to Nantucket that are best for you.

Fly from

San Jose

Fly to

Nantucket

Route

Depart

Return

Price

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Mon 8/25

10:56 pm-11:26 am

2 stops9h 30m

Nantucket Memorial

Fri 8/29

3:26 pm-2:37 pm

2 stops26h 11m

$352

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Sat 8/16

1:09 pm-3:53 pm

2 stops23h 44m

Nantucket Memorial

Sat 8/23

5:45 pm-9:19 am

2 stops18h 34m

$671

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Sat 8/16

6:24 pm-10:00 am

3 stops12h 36m

Nantucket Memorial

Sat 8/23

10:55 am-9:07 pm

3 stops13h 12m

$1,398

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from San Jose to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from San Jose with our price prediction graph.
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 July 2, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from San Jose to Nantucket to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
8.0
Very good
7,975 reviews
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from San Jose to Nantucket. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from San Jose to Nantucket that include hotel bookings?

    Yes. In addition to deals on San Jose to Nantucket flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Jose to Nantucket?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Nantucket.

  • Can I find deals for business class flights from San Jose to Nantucket?

    Yes. Cheapflights offers flight deals from San Jose to Nantucket by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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