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$317+ Cheap flights from Jacksonville to Nantucket (JAX - 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — ACK
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Jacksonville to Nantucket

Cheapest flights from Jacksonville to Nantucket
Explore the most affordable flight options available from Jacksonville to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This JetBlue deal was found by Cheapflights users on 1/25. 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.
Sun 8/306:10 am
JAX
-
ACK
1 stop5h 38m
JetBlue
Thu 9/34:18 pm
ACK
-
JAX
1 stop6h 34m
JetBlue
Deal found 1/25$317
This Delta deal was found by Cheapflights users on 1/26. 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.
Wed 6/105:30 am
JAX
-
ACK
2 stops7h 57m
Delta
Wed 6/1710:00 am
ACK
-
JAX
2 stops11h 39m
Delta
Deal found 1/26$476
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Wed 6/1011:08 am
JAX
-
ACK
1 stop4h 20m
United Airlines
Wed 6/1710:35 am
ACK
-
JAX
1 stop7h 18m
United Airlines
Deal found 1/26$760
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Wed 6/106:12 pm
JAX
-
ACK
2 stops43h 37m
American Airlines
Wed 6/172:19 pm
ACK
-
JAX
3 stops9h 39m
American Airlines
Deal found 1/26$922

Find flight deals from Jacksonville to Nantucket

Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (JAX) 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$476
(Delta)

Popular in

May

Cheapest in

February

Average price

$235
Provider with most accurate pricing for Jacksonville-Nantucket Memorial flight deals.
Search Deals
Provider most trusted by Cheapflights users for Jacksonville-Nantucket Memorial flights.
Search Deals
From Jacksonville to Nantucket Memorial
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Jacksonville 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 January 28, 2026.
Use the filters below to find and compare flights from Jacksonville to Nantucket that are best for you.

Fly from

Jacksonville

Fly to

Nantucket

Route

Depart

Return

Price

JacksonvilleNantucket

JAX - ACK

JAXACK

Jacksonville

Wed 6/10

5:30 am-1:27 pm

2 stops7h 57m

Nantucket Memorial

Wed 6/17

10:00 am-9:39 pm

2 stops11h 39m

$476

JacksonvilleNantucket

JAX - ACK

JAXACK

Jacksonville

Wed 6/10

11:08 am-3:28 pm

1 stop4h 20m

Nantucket Memorial

Wed 6/17

10:35 am-5:53 pm

1 stop7h 18m

$760

JacksonvilleNantucket

JAX - ACK

JAXACK

Jacksonville

Wed 6/10

6:12 pm-1:49 pm

2 stops43h 37m

Nantucket Memorial

Wed 6/17

2:19 pm-11:58 pm

3 stops9h 39m

$922

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Compare providers for flights from Jacksonville to Nantucket

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Jacksonville to Nantucket in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Jacksonville-Nantucket flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Jacksonville-Nantucket flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Jacksonville-Nantucket flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Jacksonville-Nantucket flights, Cheapflights users trust FlightHub the most. FlightHub 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 Jacksonville-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 Jacksonville to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from Jacksonville 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.

Cheapflights Insights

Everything you need to know about your flight from Jacksonville to Nantucket

What is the cheapest month to book a flight from Jacksonville to Nantucket?

Currently, March is the cheapest month in which you can book a flight from Jacksonville to Nantucket (average of $51). Flying from Jacksonville to Nantucket in June is currently the most expensive (average of $128). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

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

  • How long is the flight from Jacksonville to Nantucket?

    A quick flight from Jacksonville to Nantucket can take about 4h 20m. Delta provides one of the quickest options available for as low as $760. Airlines will cover a distance of 986 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Jacksonville to Nantucket?

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

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

    Yes. Cheapflights offers flight deals from Jacksonville 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.

  • What is the cheapest month to book a flight from Jacksonville to Nantucket?

    Currently, March is the cheapest month in which you can book a flight from Jacksonville to Nantucket (average of $51). Flying from Jacksonville to Nantucket in June is currently the most expensive (average of $128). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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