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Cheap flights from the United Kingdom to Nantucket from £788

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ACK
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Nantucket

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Nantucket
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 22 January 2026.

Fri 11/908:00
LHR
-
ACK
1 stop35h 25m
United Airlines
Tue 15/916:15
ACK
-
LHR
2 stops13h 25m
United Airlines
Deal found 19/1£788
Sat 22/813:45
LHR
-
ACK
2 stops25h 44m
Multiple Airlines
Sat 29/818:05
ACK
-
LHR
2 stops16h 30m
Multiple Airlines
Deal found 20/1£828
Fri 11/908:40
LHR
-
ACK
1 stop14h 30m
JetBlue
Tue 15/916:10
ACK
-
LHR
1 stop12h 20m
JetBlue
Deal found 21/1£879
Sat 22/808:40
LHR
-
ACK
1 stop30h 49m
JetBlue
Sat 29/816:18
ACK
-
LHR
1 stop12h 12m
JetBlue
Deal found 20/1£905
Sat 22/820:10
LHR
-
ACK
2 stops20h 43m
American Airlines
Sat 29/812:58
ACK
-
LHR
1 stop12h 52m
American Airlines
Deal found 20/1£1,013

Find 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 22 January 2026.

Round-trip from

£1,644

Popular in

July

Cheapest in

September

Average price

£434
JetBlue
  • JetBlue
  • 5/3-12/3
  • 2 total stops
  • 26h 14m total
  • United Kingdom to Nantucket
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 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 the United Kingdom to Nantucket

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

Currently, July is the cheapest month in which you can book a flight from United Kingdom to Nantucket (average of £139). Flying from United Kingdom to Nantucket in December is currently the most expensive (average of £369). 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 United Kingdom 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 United Kingdom?

    Nantucket Memorial (ACK) is the airport you will fly into if you book a flight from United Kingdom to Nantucket. It is only a 2.8 mi journey from Memorial (ACK) to Nantucket’s city center.

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

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

  • How can I find direct flights from United Kingdom to Nantucket?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Nantucket?

    Currently, July is the cheapest month in which you can book a flight from United Kingdom to Nantucket (average of £139). Flying from United Kingdom to Nantucket in December is currently the most expensive (average of £369). 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.

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Alternative routes for United Kingdom to Nantucket

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Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Nantucket?

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

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from United Kingdom to Nantucket, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from United Kingdom to Nantucket on Cheapflights with our Price Alert feature and get notified when better prices are available.

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