What is the cheapest airline that flies from London Heathrow to Boston Logan Intl?

LEVEL, JetBlue, and United Airlines are the most popular carriers operating from London Heathrow to Boston Logan Intl

Which airline has the best punctuality record on London to Boston flights?

According to our data, Air Canada have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

What is the most punctual flight time for London to Boston flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

How many flights depart from London Heathrow Airport to Boston on average per week?

As of October 2025, 248 flights take off from London Heathrow Airport and land in Boston each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

How many flights depart from London Heathrow Airport to Boston on average per day?

As of October 2025, 35 flights take off from London Heathrow Airport and land in Boston each day. The most common flight departure time for this route is 08:00, with 40% of daily flights taking off at midday.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

How often are flights from London to Boston delayed?

Historically, on average around 9% of flights between London and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 155 minutes.

When did momondo last update prices for flights from London Heathrow Airport to Boston Logan Intl Airport?

Prices for flights from London Heathrow Airport to Boston Logan Intl Airport are updated daily.

How old do you have to be to fly from London Heathrow Airport to Boston Logan Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Boston Logan Intl Airport.

What documentation or ID do you need to fly to Boston Logan Intl Airport?

The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

€353 Cheap Flights from London Heathrow Airport to Boston in 2025/26

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19:55 - 14:35LHR-BOS

23h 40m1 stop

22:25 - 15:30BOS-LHR

12h 05m1 stop

€405TAP AIR PORTUGAL

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ש', 6 דצמ' - ש', 31 ינו'

19:30 - 15:50LHR-BOS

25h 20m1 stop

17:35 - 14:35BOS-LHR

16h 00m2 stops

€416Scandinavian Airlines

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ה', 13 נוב' - א', 16 נוב'

21:05 - 15:50LHR-BOS

23h 45m2 stops

17:35 - 16:25BOS-LHR

17h 50m2 stops

€423Scandinavian Airlines

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ה', 13 נוב' - א', 16 נוב'

12:15 - 17:50LHR-BOS

10h 35m1 stop

19:50 - 10:50BOS-LHR

10h 00m1 stop

€427Icelandair

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ד', 3 דצמ' - ד', 10 דצמ'

12:15 - 17:50LHR-BOS

10h 35m1 stop

19:50 - 10:50BOS-LHR

10h 00m1 stop

€428Icelandair

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ב', 17 נוב' - ב', 24 נוב'

09:55 - 20:55LHR-BOS

16h 00m1 stop

22:40 - 18:00BOS-LHR

14h 20m1 stop

€435LEVEL

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ש', 17 ינו' - ש', 24 ינו'

09:00 - 20:20LHR-BOS

16h 20m1 stop

05:30 - 07:10BOS-LHR

20h 40m1 stop

€470United Airlines

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ב', 17 נוב' - ג', 25 נוב'

12:05 - 20:20LHR-BOS

13h 15m1 stop

10:15 - 07:10BOS-LHR

15h 55m1 stop

€472United Airlines

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ב', 17 נוב' - ג', 25 נוב'

13:45 - 20:20LHR-BOS

11h 35m1 stop

21:50 - 13:00BOS-LHR

10h 10m1 stop

€475SWISS

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ב', 3 נוב' - ב', 10 נוב'

12:05 - 20:20LHR-BOS

13h 15m1 stop

21:50 - 13:00BOS-LHR

10h 10m1 stop

€487SWISS

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ג', 4 נוב' - ג', 11 נוב'

Scandinavian Airlines flights from London Heathrow Airport to Boston

Our best Scandinavian Airlines deals on London Heathrow Airport to Boston flight tickets

Scandinavian Airlines

13 Nov

LHR19:30London Heathrow

25h 20m

1 stop

BOS15:50Boston Logan Intl

16 Nov

BOS17:35Boston Logan Intl

16h 00m

2 stops

LHR14:35London Heathrow

€416

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Scandinavian Airlines

13 Nov

LHR21:05London Heathrow

23h 45m

2 stops

BOS15:50Boston Logan Intl

16 Nov

BOS17:35Boston Logan Intl

17h 50m

2 stops

LHR16:25London Heathrow

€423

Find similar

Scandinavian Airlines

8 Nov

LHR15:35London Heathrow

29h 15m

2 stops

BOS15:50Boston Logan Intl

10 Nov

BOS17:35Boston Logan Intl

19h 05m

1 stop

LHR17:40London Heathrow

€434

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Icelandair flights from London Heathrow Airport to Boston

Our best Icelandair deals on London Heathrow Airport to Boston flight tickets

Icelandair

3 Dec

LHR12:15London Heathrow

10h 35m

1 stop

BOS17:50Boston Logan Intl

10 Dec

BOS19:50Boston Logan Intl

10h 00m

1 stop

LHR10:50London Heathrow

€427

Find similar

Icelandair

17 Nov

LHR12:15London Heathrow

10h 35m

1 stop

BOS17:50Boston Logan Intl

24 Nov

BOS19:50Boston Logan Intl

10h 00m

1 stop

LHR10:50London Heathrow

€428

Find similar

Icelandair

24 Nov

LHR20:35London Heathrow

26h 15m

1 stop

BOS17:50Boston Logan Intl

1 Dec

BOS19:50Boston Logan Intl

18h 40m

1 stop

LHR19:30London Heathrow

€430

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momondo Fare Finder

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LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ש' 6/12

19:55-14:35

1 stop23h 40m

Boston Logan Intl

ש' 31/1

22:25-15:30

1 stop12h 05m

€405

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ה' 13/11

19:30-15:50

1 stop25h 20m

Boston Logan Intl

א' 16/11

17:35-14:35

2 stops16h 00m

€416

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ה' 13/11

21:05-15:50

2 stops23h 45m

Boston Logan Intl

א' 16/11

17:35-16:25

2 stops17h 50m

€423

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ד' 3/12

12:15-17:50

1 stop10h 35m

Boston Logan Intl

ד' 10/12

19:50-10:50

1 stop10h 00m

€427

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ב' 17/11

12:15-17:50

1 stop10h 35m

Boston Logan Intl

ב' 24/11

19:50-10:50

1 stop10h 00m

€428

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ש' 17/1

09:55-20:55

1 stop16h 00m

Boston Logan Intl

ש' 24/1

22:40-18:00

1 stop14h 20m

€435

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ב' 17/11

09:00-20:20

1 stop16h 20m

Boston Logan Intl

ג' 25/11

05:30-07:10

1 stop20h 40m

€470

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ב' 17/11

12:05-20:20

1 stop13h 15m

Boston Logan Intl

ג' 25/11

10:15-07:10

1 stop15h 55m

€472

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ב' 3/11

13:45-20:20

1 stop11h 35m

Boston Logan Intl

ב' 10/11

21:50-13:00

1 stop10h 10m

€475

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

ג' 4/11

12:05-20:20

1 stop13h 15m

Boston Logan Intl

ג' 11/11

21:50-13:00

1 stop10h 10m

€487

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

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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Boston?

The month of February is, on average, the cheapest month to fly to Boston from London Heathrow Airport, with most prices found around €461. The month of September is another great option to travel to Boston, with average flight prices from London Heathrow Airport averaging around €467.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from London Heathrow Airport to Boston is on a Tuesday when prices can be found for as low as €658. Flights from London Heathrow Airport to Boston on a Monday will generally be more expensive and average around €1,061. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Boston?

Flying to Boston from London Heathrow Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as €514 when looking at flights departing in the morning. Flights in the evening are often more expensive, with an average ticket price of €1,061.

What is the cheapest London Heathrow to Boston Logan Intl flight route?

Fly from London Heathrow to Boston Logan Intl for the best London Heathrow - Boston Logan Intl flight prices

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around €532 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from London Heathrow Airport for as low as €492 on momondo.

What cabin class options are available on London Heathrow to Boston Logan Intl flights?

There are 2 cabin classes available to choose from on London Heathrow to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Boston flights?

You could potentially save up to 72% on your flight if you consider stops on a London Heathrow Airport to Boston flight.

How have London Heathrow Airport to Boston flight prices changed over time?

As of October 2025, prices for London Heathrow Airport to Boston flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Boston

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

Estimated return price

Cheap London Heathrow Airport to Boston (LHR to BOS) flight deals and tips

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

Fastest flight time	7h 25m
Direct flights	Every day
Airports in Boston	1 airport

The fastest flight from London Heathrow Airport to Boston takes 7h 25m

Direct flights go from London Heathrow Airport to Boston every day.

There is 1 airport near Boston: Boston Logan Intl (BOS)

Search flight deals

How far is London Heathrow to Boston Logan Intl by plane?
The straight-line distance from London Heathrow to Boston Logan Intl is 5240.1 km. By plane, this route typically takes 7h 40m.
When did momondo last update prices for flights from London Heathrow Airport to Boston Logan Intl Airport?
Prices for flights from London Heathrow Airport to Boston Logan Intl Airport are updated daily.
How old do you have to be to fly from London Heathrow Airport to Boston Logan Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Boston?
Based on momondo bookings for flights between London Heathrow Airport and Boston, the leading plane model is Boeing 777-200/200ER, making up 25.08% of the total bookings. Other popular models include Airbus A330-900neo with 18.49%, Boeing 777 with 16.03%, and Boeing 787-9 Dreamliner with 10.10%.

Everett

Brookline

Quincy

Cambridge

Medford

Warwick

Woburn

Why use momondo?

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

It is quick and easy to find London to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

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

momondo does allow users to show only those flights to Boston from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for London to Boston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Boston from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Boston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from London Heathrow Airport to Boston from €353

This is the cheapest one-way 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 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Find the cheapest flights from London Heathrow Airport to Boston

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Scandinavian Airlines flights from London Heathrow Airport to Boston

Our best Scandinavian Airlines deals on London Heathrow Airport to Boston flight tickets

Icelandair flights from London Heathrow Airport to Boston

Our best Icelandair deals on London Heathrow Airport to Boston flight tickets

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Use the filters below to find and compare flights from London Heathrow Airport to Boston that are best for you.

See travel insights to Boston from

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

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 month to fly to Boston?

The month of February is, on average, the cheapest month to fly to Boston from London Heathrow Airport, with most prices found around €461. The month of September is another great option to travel to Boston, with average flight prices from London Heathrow Airport averaging around €467.

What is the cheapest day to depart on your flight to Boston?

What is the cheapest time of day to depart on your flight to Boston?

Flying to Boston from London Heathrow Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as €514 when looking at flights departing in the morning. Flights in the evening are often more expensive, with an average ticket price of €1,061.

What is the cheapest London Heathrow to Boston Logan Intl flight route?

Fly from London Heathrow to Boston Logan Intl for the best London Heathrow - Boston Logan Intl flight prices

How far in advance should I book a flight to Boston?

What cabin class options are available on London Heathrow to Boston Logan Intl flights?

There are 2 cabin classes available to choose from on London Heathrow to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Boston flights?

You could potentially save up to 72% on your flight if you consider stops on a London Heathrow Airport to Boston flight.

How have London Heathrow Airport to Boston flight prices changed over time?

As of October 2025, prices for London Heathrow Airport to Boston flights are approximately 11% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from London Heathrow to Boston Logan Intl?

LEVEL, JetBlue, and United Airlines are the most popular carriers operating from London Heathrow to Boston Logan Intl

How often are flights from London to Boston delayed?

Historically, on average around 9% of flights between London and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 155 minutes.

What is the most punctual flight time for London to Boston flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Boston flights?

According to our data, Air Canada have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

How many flights depart from London Heathrow Airport to Boston on average per day?

As of October 2025, 35 flights take off from London Heathrow Airport and land in Boston each day. The most common flight departure time for this route is 08:00, with 40% of daily flights taking off at midday.

How many flights depart from London Heathrow Airport to Boston on average per week?

As of October 2025, 248 flights take off from London Heathrow Airport and land in Boston each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

When to book flights from London Heathrow Airport to Boston

Cheap London Heathrow Airport to Boston (LHR to BOS) flight deals and tips

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

Fastest flight time

Direct flights

Airports in Boston

How far is London Heathrow to Boston Logan Intl by plane?

When did momondo last update prices for flights from London Heathrow Airport to Boston Logan Intl Airport?

How old do you have to be to fly from London Heathrow Airport to Boston Logan Intl Airport?

What documentation or ID do you need to fly to Boston Logan Intl Airport?

What is the most popular plane model from London Heathrow Airport to Boston?

Travelling to a place near Boston?

Why use momondo?

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

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

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

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

An easier way to manage your Boston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Massachusetts