£368 Cheap Flights from London (LHR) to Nantucket (ACK)

View £368 flight on Thu, 4 Jun 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Nantucket, MA (ACK-Nantucket Memorial)

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Cheap Flights from London (LHR) to Nantucket (ACK)

Prices were available within the past 7 days and start at £368 for one-way flights and £603 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Thu, 4 Jun - Thu, 11 Jun
LHR
London
ACK
Nantucket
£603 Return, found 1 day ago
£603
Return
found 1 day ago
Select JetBlue Airways flight, departing Thu, 4 Jun from London to Nantucket, returning Thu, 11 Jun, priced at £603 found 1 day ago
JetBlue Airways
Sun, 7 Jun - Sat, 13 Jun
LHR
London
ACK
Nantucket
£615 Return, just found
£615
Return
just found
Select JetBlue Airways flight, departing Sun, 7 Jun from London to Nantucket, returning Sat, 13 Jun, priced at £615 just found
JetBlue Airways
Mon, 29 Jun - Sun, 12 Jul
LHR
London
ACK
Nantucket
£630 Return, found 6 days ago
£630
Return
found 6 days ago
Select JetBlue Airways flight, departing Mon, 29 Jun from London to Nantucket, returning Sun, 12 Jul, priced at £630 found 6 days ago
JetBlue Airways
Sat, 12 Sept - Sat, 19 Sept
LHR
London
ACK
Nantucket
£640 Return, found 4 days ago
£640
Return
found 4 days ago
Select JetBlue Airways flight, departing Sat, 12 Sept from London to Nantucket, returning Sat, 19 Sept, priced at £640 found 4 days ago
JetBlue Airways
Sat, 20 Jun - Wed, 1 Jul
LHR
London
ACK
Nantucket
£642 Return, found 3 days ago
£642
Return
found 3 days ago
Select JetBlue Airways flight, departing Sat, 20 Jun from London to Nantucket, returning Wed, 1 Jul, priced at £642 found 3 days ago
JetBlue Airways
Sat, 20 Jun - Wed, 1 Jul
LHR
London
ACK
Nantucket
£660 Return, found 3 days ago
£660
Return
found 3 days ago
Select JetBlue Airways flight, departing Sat, 20 Jun from London to Nantucket, returning Wed, 1 Jul, priced at £660 found 3 days ago
TAP Portugal
Sat, 12 Sept - Sat, 19 Sept
LHR
London
ACK
Nantucket
£695 Return, found 4 days ago
£695
Return
found 4 days ago
Select TAP Portugal flight, departing Sat, 12 Sept from London to Nantucket, returning Sat, 19 Sept, priced at £695 found 4 days ago
Air France
Tue, 16 Jun - Thu, 9 Jul
LHR
London
ACK
Nantucket
£780 Return, found 6 days ago
£780
Return
found 6 days ago
Select Air France flight, departing Tue, 16 Jun from London to Nantucket, returning Thu, 9 Jul, priced at £780 found 6 days ago
Delta
Tue, 16 Jun - Thu, 9 Jul
LHR
London
ACK
Nantucket
£788 Return, found 6 days ago
£788
Return
found 6 days ago
Select Delta flight, departing Tue, 16 Jun from London to Nantucket, returning Thu, 9 Jul, priced at £788 found 6 days ago
Icelandair
Thu, 27 Aug - Sat, 5 Sept
LHR
London
ACK
Nantucket
£791 Return, found 5 hours ago
£791
Return
found 5 hours ago
Select Icelandair flight, departing Thu, 27 Aug from London to Nantucket, returning Sat, 5 Sept, priced at £791 found 5 hours ago

Alternative airports near Nantucket

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Nantucket Memorial ACK. Cheapest and Closest option available. Average driving time to city centre is 7 minutes. Flights from £911
ACK
Nantucket Memorial
CheapestClosest
Average driving time to city centre7 min
Flights from £911

Frequently asked questions

How do I find cheap flights from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial)?
To find a cheap flight from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial)?
There are approximately 21 connecting flights per day from London (LHR-Heathrow) (LHR) to Nantucket, MA (ACK-Nantucket Memorial) (ACK). Some common connection points include Unknown (DUB), John F. Kennedy Intl. (JFK), and Humberto Delgado (LIS).
What is the earliest flight from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial)?
The earliest flight from London Heathrow (LHR) to Nantucket Memorial (ACK) typically departs at approximately 8:15 AM local time. This service is operated by B6 and is seasonal, active only in July. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial)?
Flying from LHR to ACK with a connection usually takes about 12 hours 20 minutes, traveling roughly 3,264 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial)?
Select the "Business class" and "First class" filters when looking for LHR to ACK flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial) flight with Expedia?
It's easy to earn miles on a London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Nantucket from Heathrow (LHR)?
If you're planning to travel to Nantucket from Heathrow (LHR), you can fly directly into Nantucket Memorial (ACK) Some flights may connect through major hubs like Liberty Intl. (EWR), Washington Dulles Intl. (IAD), O'Hare Intl. (ORD) before reaching Nantucket. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial) at the last minute?
Typically, booking a last minute flight from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial) flight and hotel package?
Securing a London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial)?
If you booked your London (LHR-Heathrow) to Nantucket, MA (ACK-Nantucket Memorial) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Heathrow
Destination airport
Nantucket Memorial
Airlines serving
Air France, American Airlines, British Airways, Delta, JetBlue Airways, United
Return price
£602
Distance
5221 km

Book with confidence

Compare flights from London to Nantucket easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Nantucket. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Nantucket Memorial in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Nantucket Memorial.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Heathrow (LHR) to Nantucket Memorial (ACK)

The easiest way to view the best deals on flights from London to Nantucket today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to Nantucket Memorial start at just £603 and range up to £791.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Nantucket
  • booking your flight during June, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Nantucket flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Nantucket Memorial for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from London to Nantucket easily and book with confidence

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*Available to Expedia members.