In terms of precipitation, rainfall in Nantucket ranges from 1.6 - 4.3 inches per month. January is typically the wettest month, when rainfall can reach 4.3 in. June is typically the driest time to visit Nantucket when rainfall is around 1.6 in.

If weather is an important factor for your trip to Nantucket, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 32.0 F).

How far in advance should I book a flight from San Jose to Nantucket?

To save up to 145% on this flight, we recommend booking at least 41 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Jose to Nantucket from $312 1-2 weeks out and tickets from $322 for flights departing within the next 72 hours.

What is the cheapest month to fly from San Jose to Nantucket?

Our data shows that November tends to be the cheapest month to fly to Nantucket from San Jose. Users have commonly found prices around $348 for the month, but tickets can be as low as $189. Due to multiple factors, prepare for potentially higher prices in August.

What is the cheapest time of day to fly from SJC to ACK?

When flying from San Jose to Nantucket, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$139+ Flights from San Jose to Nantucket

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Cheap flight deals from San Jose to Nantucket

Round-trip from	$426 (Delta)
One-way from	$139 (Delta)
Popular in	August
Cheapest in	November
Average price	$378

From San Jose to Nantucket Memorial

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One-way flight from San Jose to Nantucket Memorial

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Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).

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Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).

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Average for round-trip flights in August 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 August 13, 2025.

Mon 8/2510:56 pmSJC - ACK

2 stops14h 13mDelta

Fri 8/293:26 pmACK - SJC

2 stops22h 44mDelta

Deal found 8/11

$426

Mon 8/251:09 pmSJC - ACK

2 stops19h 45mAmerican Airlines

Thu 8/284:25 pmACK - SJC

2 stops19h 54mAmerican Airlines

Deal found 8/12

$751

Mon 8/2512:39 pmSJC - ACK

3 stops23h 34mMultiple Airlines

Thu 8/2811:21 amACK - SJC

3 stops27h 23mMultiple Airlines

Deal found 8/12

$893

Best flights from San Jose to Nantucket
Discover carefully curated flight deals from San Jose to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2025.

Mon 8/2510:56 pmSJC - ACK

2 stops14h 13mDelta

Fri 8/293:26 pmACK - SJC

2 stops22h 44mDelta

Deal found 8/11

$426

Mon 8/251:09 pmSJC - ACK

2 stops19h 45mAmerican Airlines

Thu 8/284:25 pmACK - SJC

2 stops19h 54mAmerican Airlines

Deal found 8/12

$751

Mon 8/2512:39 pmSJC - ACK

3 stops23h 34mMultiple Airlines

Thu 8/2811:21 amACK - SJC

3 stops27h 23mMultiple Airlines

Deal found 8/12

$893

Last-minute flights from San Jose to Nantucket
Discover last-minute flight deals from San Jose to Nantucket. Data last updated August 13, 2025 and is based on user searches.

Mon 8/2510:56 pmSJC - ACK

2 stops14h 13mDelta

Fri 8/293:26 pmACK - SJC

2 stops22h 44mDelta

Deal found 8/11

$426

Mon 8/2512:39 pmSJC - ACK

3 stops23h 34mMultiple Airlines

Thu 8/2811:21 amACK - SJC

3 stops27h 23mMultiple Airlines

Deal found 8/12

$893

Mon 8/251:09 pmSJC - ACK

2 stops19h 45mAmerican Airlines

Thu 8/2812:24 pmACK - SJC

3 stops13h 01mAmerican Airlines

Deal found 8/12

$1,084

One-way flights from San Jose to Nantucket
Search for one-way flight options from San Jose to Nantucket. Find affordable one-way fares based on user searches. Data last updated August 13, 2025.

Sat 9/610:25 pmSJC - ACK

2 stops10h 01mDelta

Deal found 8/11

$139

Mon 9/83:45 pmSJC - ACK

2 stops15h 10mUnited Airlines

Deal found 8/11

$334

Sun 9/76:20 pmSJC - ACK

2 stops17h 30mUnited Airlines

Deal found 8/11

$381

Tue 9/93:45 pmSJC - ACK

2 stops15h 10mUnited Airlines

Deal found 8/11

$437

Sat 9/66:30 amSJC - ACK

3 stops29h 20mUnited Airlines

Deal found 8/11

$439

Thu 9/113:45 pmSJC - ACK

2 stops15h 10mUnited Airlines

Deal found 8/11

$620

Fly from

Fly to

Route

Depart

Return

Price

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Mon 8/25

10:56 pm-4:09 pm

2 stops14h 13m

Nantucket Memorial

Fri 8/29

3:26 pm-11:10 am

2 stops22h 44m

$426

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Mon 8/25

1:09 pm-11:54 am

2 stops19h 45m

Nantucket Memorial

Thu 8/28

4:25 pm-9:19 am

2 stops19h 54m

$751

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Mon 8/25

12:39 pm-3:13 pm

3 stops23h 34m

Nantucket Memorial

Thu 8/28

11:21 am-11:44 am

3 stops27h 23m

$893

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Sat 9/6

10:25 pm-11:26 am

2 stops10h 01m

$139

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Fri 9/5

6:30 am-2:46 pm

2 stops29h 16m

$237

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Mon 9/8

3:45 pm-9:55 am

2 stops15h 10m

$334

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Sun 9/7

6:20 pm-2:50 pm

2 stops17h 30m

$381

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Tue 9/9

3:45 pm-9:55 am

2 stops15h 10m

$437

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Sat 9/6

6:30 am-2:50 pm

3 stops29h 20m

$439

San JoseNantucket

SJC - ACK

SJCACK

San Jose

Thu 9/11

3:45 pm-9:55 am

2 stops15h 10m

$620

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

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.

Related info for your journey

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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$139+ Cheap flights from San Jose to Nantucket (SJC - ACK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Jose to Nantucket with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Jose to Nantucket

Round-trip from

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Average price

Find flight deals from San Jose to Nantucket

Cheapest flights from San Jose to NantucketExplore 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 August 13, 2025.

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 August 13, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Jose to Nantucket that are best for you.

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.

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?

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Jose to Nantucket

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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 August 13, 2025.