$1,291+ Cheap flights from the United Kingdom to Nantucket (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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ACK
Nov 9 — Nov 161
1 adult, Economy
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Cheapest flights from United Kingdom to NantucketExplore the most affordable flight options available from United Kingdom to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2025.
Explore the most affordable flight options available from United Kingdom to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2025.
This JetBlue deal was found by Cheapflights users on 10/8. 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.
Mon 11/249:20 amLHR - ACK
1 stop11h 24mJetBlue
Thu 11/2712:32 pmACK - LHR
1 stop13h 23mJetBlue
Deal found 10/8![JetBlue logo]()
$1,291
Cheap flight deals from United Kingdom to Nantucket
Keep the following information in mind while searching for United Kingdom to Nantucket flight deals. Data was last updated October 10, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,291 (JetBlue) |
Popular in | December |
Cheapest in | September |
Average price | $577 |
Cheapflights Fare Finder
Customize your flight search to find flights from United Kingdom 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 October 10, 2025.
Use the filters below to find and compare flights from the United Kingdom to Nantucket that are best for you.
Fly from
United Kingdom
Fly to
Nantucket
Route
Depart
Return
Price
LondonNantucket
LHR - ACK
LHRACK
London Heathrow
Mon 11/24
9:20 am-3:44 pm
1 stop11h 24m
Nantucket Memorial
Thu 11/27
12:32 pm-6:55 am
1 stop13h 23m
$1,291
Best time to book a flight from United Kingdom to Nantucket
Have a flexible travel schedule? Discover the best time to fly to Nantucket from United Kingdom 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 the United Kingdom to Nantucket
What is the cheapest month to book a flight from United Kingdom to Nantucket?
Currently, June is the cheapest month in which you can book a flight from United Kingdom to Nantucket (average of $146). Flying from United Kingdom to Nantucket in February is currently the most expensive (average of $423). 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.