The cheapest times to fly from ACK to JFK are

  • January 1st to February 25th
  • June 18th to October 21st

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ACK to JFK is mid August. Prices can be as high as $1112 for Sunday flights during early to mid May, or as low as $120 for Tuesday flights around mid August.


When to Fly to New York

Flying from Nantucket, MA (ACK) to New York, NY (JFK) will usually cost between $181 to $835 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid August with an average ticket price of $203. Due to high demand the most expensive time to fly is early to mid May, with an average price of $952. Planning your trip to low-cost times can easily save you $749 on economy flights and even more on first-class flights. Generally, any price below $522 can be considered a good price for a round-trip ACK to JFK flight.

See below for a graph of average weekly prices for the ACK to JFK route. All prices are for round-trip tickets in USD.

ACK to JFK Flight Prices

Compared to other flights, the ACK to JFK flight is cheaper than the average and costs much less than the average flight leaving from Nantucket. The average price per mile (for a direct flight) is $1.63, which is above average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $59 (11%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $481. Return trip prices are from the JFK to ACK flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ACK to JFK can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 20 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from ACK to JFK? We’ve got answers.

Which airlines fly this route?

You can find 5 major airlines flying this route most often: American, Cape Air, Delta, JetBlue, Qatar Airways, and potentially more during busy seasons.

How far away is it from John F. Kennedy International Airport to Nantucket Memorial Airport?

The distance between the two airports is roughly 199 miles or 320 kilometers.

How long does it take to fly from ACK to JFK?

The real-world flight time for a nonstop ACK to JFK flight is about 1 hour 20 minutes.

How many flights go between Nantucket, MA and New York, NY?

It depends on the day of the week and the date, but a typical day might have around 108 available flights from ACK to JFK.


Airport Location Info


Departing Airport

Origination code ACK
Origination airport name Nantucket Memorial Airport
City Nantucket, MA
Country the United States
Latitude 41.3
Longitude -70.1

Return Airport

Destination code JFK
Destination airport name John F. Kennedy International Airport
City New York, NY
Country the United States
Latitude 40.6
Longitude -73.8


Late and Early Flight Data

Flights from ACK to JFK tend to depart later than the average flight. According to our recently updated data, 31% of flights departed 5 or more minutes late, and 45% of flights left 5 or more minutes early. On average you can expect to leave JFK heading for ACK about 44 minutes late. This does significantly impact arrival time, as the average landing time in New York, NY is about 40 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • JetBlue: 44 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.