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Cheap flights from London to Nantucket from £556

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ACK
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Nantucket

Enter your travel dates to find the best prices.

Best flights from London to Nantucket
Discover carefully curated flight deals from London to Nantucket that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.

Fri 16/109:20LHR - ACK
1 stop11h 30mJetBlue
Fri 23/113:30ACK - LHR
1 stop12h 25mJetBlue
Deal found 2/12£556
Fri 16/112:35LHR - ACK
2 stops77h 23mMultiple Airlines
Fri 23/116:55ACK - LHR
2 stops14h 05mMultiple Airlines
Deal found 2/12£1,701
Fri 17/408:25LHR - ACK
1 stop12h 25mJetBlue
Mon 20/409:20ACK - LHR
1 stop16h 10mJetBlue
Deal found 2/12£1,518

Find flight deals from London to Nantucket

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 5 December 2025.

Round-trip from

£1,518

One-way from

£885

Popular in

December

Cheapest in

September

Average price

£570
JetBlue
  • JetBlue
  • 17/4-20/4
  • 2 total stops
  • 28h 35m total
  • London to Nantucket
Search Deals
JetBlue
  • JetBlue
  • 1/4
  • 1 total stop
  • 12h 25m total
  • London to Nantucket
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£16 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 858,174 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from London to Nantucket that are best for you.

Fly from

London

Fly to

Nantucket

Route

Depart

Return

Price

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 16/1

09:20-15:50

1 stop11h 30m

Nantucket Memorial

Fri 23/1

13:30-06:55

1 stop12h 25m

£556

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 17/4

08:25-15:50

1 stop12h 25m

Nantucket Memorial

Mon 20/4

09:20-06:30

1 stop16h 10m

£1,518

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 16/1

12:35-12:58

2 stops77h 23m

Nantucket Memorial

Fri 23/1

16:55-12:00

2 stops14h 05m

£1,701

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Wed 1/4

08:25-15:50

1 stop12h 25m

£885

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Wed 1/4

18:50-15:43

3 stops25h 53m

£1,317

Flights are sorted by cheapest return flights first.

Deals found on 1/12

Best time to book a flight from London to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from London with our price prediction graph.
Estimated return 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 London to Nantucket

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

Currently, January is the cheapest month in which you can book a flight from London to Nantucket (average of £124). Flying from London to Nantucket in August is currently the most expensive (average of £364). 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.

What’s the top stopover airport for flights from London to Nantucket?

Share of one-stop return flights from London to Nantucket chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Boston (BOS) – chosen by Cheapflights users on 75% of one-stop itineraries from London to Nantucket on Cheapflights.

What’s the cheapest stopover airport for flights from London to Nantucket?

Average return fare for one-stop flights from London to Nantucket, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

New York (JFK) is the most affordable one-stop option, with an average return flight price of £671.

What’s the fastest stopover option from London to Nantucket?

Shortest average travel time for one-stop one-way flights from London to Nantucket, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Boston (BOS) have the shortest average one-way travel time for one-stop routes: 11h 59m.

Which airport typically offers the quickest stopover for flights from London to Nantucket?

Average stopover duration for one-stop one-way flights from London to Nantucket, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Boston (BOS) offer the fastest connection on this route, with an average stopover time of 2h 41m.

Related info for your journey

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

  • What airport do you fly into for flights to Nantucket from London?

    For a flight from London to Nantucket, you will be flying into Memorial. Nantucket Memorial (ACK) is just 2.8 mi from the center of the city. Memorial is the only Nantucket airport and it handles 0 inbound flights from London per day. 0 airlines have flights to Nantucket Memorial from London on a regular basis.

  • How long is the flight from London to Nantucket?

    There are many flights that can get you from London to Nantucket in 11h 30m. Fly via JetBlue to get the fastest option. London and Nantucket are separated by a distance of 3261 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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 London to Nantucket?

    Currently, January is the cheapest month in which you can book a flight from London to Nantucket (average of £124). Flying from London to Nantucket in August is currently the most expensive (average of £364). 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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Alternative routes for London to Nantucket

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Nantucket?

Deals for London to Nantucket flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Nantucket?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Nantucket for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Nantucket with no change fees?

Yes, we can. To see specific flights from London to Nantucket with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Nantucket become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Nantucket from London today and book when prices fit your budget.

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