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Cheap flights from London Heathrow Airport to Boston from £635

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Boston departing on 25/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from London Heathrow Airport to Boston

Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
11:55 - 11:12
LHR
-
ACK
28h 17m
1 stop
JetBlue Logo
15:32 - 06:30
ACK
-
LHR
9h 58m
1 stop
£635JetBlue
Tue, 25 Aug - Tue, 1 Sep
JetBlue Logo
08:15 - 15:24
LHR
-
ACK
12h 09m
1 stop
JetBlue Logo
15:32 - 06:30
ACK
-
LHR
9h 58m
1 stop
£672JetBlue
Fri, 28 Aug - Tue, 1 Sep
JetBlue Logo
08:15 - 15:24
LHR
-
ACK
12h 09m
1 stop
JetBlue Logo
15:32 - 06:30
ACK
-
LHR
9h 58m
1 stop
£673JetBlue
Fri, 28 Aug - Tue, 1 Sep
JetBlue Logo
08:40 - 10:22
LHR
-
ACK
30h 42m
1 stop
JetBlue Logo
15:32 - 06:30
ACK
-
LHR
9h 58m
1 stop
£691JetBlue
Wed, 29 Jul - Sun, 2 Aug
JetBlue Logo
08:15 - 15:24
LHR
-
ACK
12h 09m
1 stop
JetBlue Logo
15:32 - 06:30
ACK
-
LHR
9h 58m
1 stop
£695JetBlue
Fri, 28 Aug - Tue, 1 Sep
JetBlue Logo
08:15 - 15:24
LHR
-
ACK
12h 09m
1 stop
JetBlue Logo
15:32 - 06:30
ACK
-
LHR
9h 58m
1 stop
£697JetBlue
Fri, 28 Aug - Tue, 1 Sep
JetBlue Logo
08:15 - 15:24
LHR
-
ACK
12h 09m
1 stop
JetBlue Logo
15:32 - 06:30
ACK
-
LHR
9h 58m
1 stop
£697JetBlue
Fri, 28 Aug - Tue, 1 Sep
Multiple Airlines Logo
08:15 - 11:12
LHR
-
ACK
31h 57m
1 stop
Multiple Airlines Logo
15:24 - 07:55
ACK
-
LHR
35h 31m
2 stops
£753Multiple Airlines
Tue, 25 Aug - Tue, 1 Sep
JetBlue Logo
08:40 - 10:22
LHR
-
ACK
30h 42m
1 stop
JetBlue Logo
18:02 - 06:30
ACK
-
LHR
31h 28m
1 stop
£777JetBlue
Fri, 31 Jul - Wed, 12 Aug
JetBlue Logo
08:40 - 10:22
LHR
-
ACK
30h 42m
1 stop
JetBlue Logo
15:33 - 06:30
ACK
-
LHR
9h 57m
1 stop
£780JetBlue
Fri, 31 Jul - Tue, 11 Aug

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JetBlue flights from London Heathrow Airport to Nantucket

Our best JetBlue deals on London Heathrow Airport to Nantucket flight tickets
JetBlue
25 Aug
LHR11:55London Heathrow
28h 17m
1 stop
ACK11:12Nantucket Memorial
1 Sept
ACK15:32Nantucket Memorial
9h 58m
1 stop
LHR06:30London Heathrow
£635
JetBlue
28 Aug
LHR08:15London Heathrow
12h 09m
1 stop
ACK15:24Nantucket Memorial
1 Sept
ACK15:32Nantucket Memorial
9h 58m
1 stop
LHR06:30London Heathrow
£670
JetBlue
28 Aug
LHR08:15London Heathrow
12h 09m
1 stop
ACK15:24Nantucket Memorial
1 Sept
ACK15:32Nantucket Memorial
9h 58m
1 stop
LHR06:30London Heathrow
£673

United Airlines flights from London Heathrow Airport to Nantucket

Our best United Airlines deals on London Heathrow Airport to Nantucket flight tickets
United Airlines
28 Aug
LHR06:50London Heathrow
31h 19m
2 stops
ACK09:09Nantucket Memorial
4 Sept
ACK16:15Nantucket Memorial
14h 40m
2 stops
LHR11:55London Heathrow
£809
United Airlines
28 Aug
LHR18:00London Heathrow
20h 09m
1 stop
ACK09:09Nantucket Memorial
4 Sept
ACK09:50Nantucket Memorial
29h 50m
1 stop
LHR20:40London Heathrow
£831
United Airlines
25 Aug
LHR07:30London Heathrow
30h 42m
2 stops
ACK09:12Nantucket Memorial
1 Sept
ACK09:50Nantucket Memorial
21h 05m
2 stops
LHR11:55London Heathrow
£858

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 15 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Tue 25/8

11:55-11:12

1 stop28h 17m

Nantucket Memorial

Tue 1/9

15:32-06:30

1 stop9h 58m

£635
Fastest return journey

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 28/8

08:15-15:24

1 stop12h 09m

Nantucket Memorial

Tue 1/9

15:32-06:30

1 stop9h 58m

£672

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 28/8

08:15-15:24

1 stop12h 09m

Nantucket Memorial

Tue 1/9

15:32-06:30

1 stop9h 58m

£673

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Wed 29/7

08:40-10:22

1 stop30h 42m

Nantucket Memorial

Sun 2/8

15:32-06:30

1 stop9h 58m

£691

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 28/8

08:15-15:24

1 stop12h 09m

Nantucket Memorial

Tue 1/9

15:32-06:30

1 stop9h 58m

£695

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 28/8

08:15-15:24

1 stop12h 09m

Nantucket Memorial

Tue 1/9

15:32-06:30

1 stop9h 58m

£697

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 28/8

08:15-15:24

1 stop12h 09m

Nantucket Memorial

Tue 1/9

15:32-06:30

1 stop9h 58m

£697

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Tue 25/8

08:15-11:12

1 stop31h 57m

Nantucket Memorial

Tue 1/9

15:24-07:55

2 stops35h 31m

£753

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 31/7

08:40-10:22

1 stop30h 42m

Nantucket Memorial

Wed 12/8

18:02-06:30

1 stop31h 28m

£777

LondonNantucket

LHR - ACK

LHRACK

London Heathrow

Fri 31/7

08:40-10:22

1 stop30h 42m

Nantucket Memorial

Tue 11/8

15:33-06:30

1 stop9h 57m

£780

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from London Heathrow Airport to Nantucket

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from London Heathrow to Nantucket Memorial?

Royal Air Maroc and JetBlue are the most popular carriers operating from London Heathrow to Nantucket Memorial

Which airlines fly to Nantucket?

Virgin Atlantic, British Airways and KLM are the top three most popular airlines that fly to Nantucket from London Heathrow Airport according to our data. Virgin Atlantic is the first choice among our users, with 47% of people opting to fly with this airline when travelling to Nantucket. Keep in mind that there are 16 different airlines that fly to Nantucket on a routine basis, so you have a few additional options to choose from.

When to book flights from London Heathrow Airport to Nantucket

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Nantucket according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Nantucket (LHR to ACK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Nantucket

Fastest flight time

12h 09m

Direct flights

None
The fastest flight from London Heathrow Airport to Nantucket takes 12h 09m
There are no direct flights from London Heathrow Airport to Nantucket. There are no popular flight routes from London Heathrow Airport to Nantucket.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Nantucket

  • How far is London Heathrow to Nantucket Memorial by plane?

    There are 3261.4 mi between London Heathrow and Nantucket Memorial. Typically, this will take 12h 09m by plane in normal conditions.

  • When did momondo last update prices for flights from London Heathrow Airport to Nantucket Memorial Airport?

    Prices for flights from London Heathrow Airport to Nantucket Memorial Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London Heathrow Airport to Nantucket Memorial Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Nantucket Memorial Airport.

  • What documentation or ID do you need to fly to Nantucket Memorial Airport?

    The travel and health documents you'll need for your trip to Nantucket Memorial Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Nantucket Memorial Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Nantucket?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Nantucket . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Nantucket with flexible booking policies on momondo?

All flight searches from London to Nantucket on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Nantucket?

momondo helps you find the best flight between London and Nantucket by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Nantucket right now. Can momondo alert me if prices change?

Price alerts on flights to Nantucket from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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