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Fly to
Route
Depart
Return
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Sun 22/11
08:40-14:13
1 stop10h 33m
Boston Logan Intl
Fri 4/12
13:05-07:45
1 stop13h 40m
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Thu 24/12
08:55-16:05
1 stop12h 10m
Boston Logan Intl
Fri 8/1
22:11-09:55
Nonstop6h 44m
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Thu 24/12
08:40-14:20
1 stop10h 40m
Boston Logan Intl
Sat 9/1
22:11-09:55
Nonstop6h 44m
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Sun 8/11
06:30-19:01
1 stop17h 31m
Boston Logan Intl
Mon 16/11
16:55-07:55
1 stop10h 00m
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Fri 20/11
11:45-22:55
2 stops16h 10m
Boston Logan Intl
Fri 4/12
13:05-07:45
1 stop13h 40m
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Sat 21/11
06:20-14:29
1 stop13h 09m
Boston Logan Intl
Tue 1/12
19:10-06:50
Nonstop6h 40m
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Thu 5/11
09:40-12:25
Nonstop7h 45m
Boston Logan Intl
Wed 11/11
22:11-09:55
Nonstop6h 44m
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Fri 27/11
09:40-12:25
Nonstop7h 45m
Boston Logan Intl
Mon 30/11
19:15-06:50
Nonstop6h 35m
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Thu 18/2
08:40-14:13
1 stop10h 33m
Boston Logan Intl
Sat 27/2
22:11-09:55
Nonstop6h 44m
LondonBoston
LHR London Heathrow - BOS Boston Logan Intl
LHRBOS
London Heathrow
Sun 22/11
06:30-14:13
1 stop12h 43m
Boston Logan Intl
Sun 29/11
19:15-06:50
Nonstop6h 35m
See travel insights to Boston from
How to get the cheapest flight ticket from London 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 typical price of a round-trip flight between London and Boston?
Prices are currently low for flights on this route.
Typical prices usually range from €549 to €715.The lowest price recently found on this route was €533.
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, with most prices found around €502. The month of November is another great option to travel to Boston, with average flight prices from London averaging around €573.
What is the cheapest day to depart on your flight to Boston?
The cheapest day to depart from London to Boston is on a Thursday when prices can be found for as low as €501. Flights from London to Boston on a Saturday will generally be more expensive and average around €932. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest London to Boston Logan Intl flight route?
Fly from London Heathrow to Boston Logan Intl for the best London - Boston Logan Intl flight prices
How far in advance should I book a flight from London to Boston?
You are more likely to see cheaper flights to Boston from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around €628 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 for as low as €598 on momondo.
What cabin class options are available on London to Boston flights?
There is only 1 cabin class available to choose from on London to Boston 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 to Boston flights?
No. A direct flight is the cheapest option for a flight between London to Boston.
How often are flights from London to Boston delayed?
Historically, on average around 10% 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 159 minutes.
What is the most punctual flight time for London to Boston flights?
Generally, flights departing in the morning 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. Thursday 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, Virgin Atlantic have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.
How many flights depart from London to Boston on average per day?
The number of flights available between London and Boston is 28 per day as of October 2026. The most frequent departure time is 09:00, with 41% of daily flights leaving in the afternoon.
How many flights depart from London to Boston on average per week?
The number of flights available between London and Boston is 197 per week as of October 2026. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.
When to book flights from London to Boston
Cheap London to Boston (LON to BOS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to Boston
Frequently asked questions about flying from London to Boston
How far is London to Boston Logan Intl by plane?
London and Boston Logan Intl are 5260.9 km apart from one another. In terms of flight time, this usually takes a little over 9h 45m.
When did momondo last update prices for flights from London to Boston Logan Intl Airport?
Prices for flights from London to Boston Logan Intl Airport were last updated today.
How old do you have to be to fly from London to Boston Logan Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London 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 to Boston?
momondo data reveals that the most frequently booked plane model on the route from London to Boston is Boeing 777, representing 20.55% of all bookings. The subsequent popular models are Airbus A330-900neo at 19.49%, Boeing 777-200/200ER at 18.38%, and Airbus A350-1000 at 9.21%.
Travelling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from London to Boston?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Boston for 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 all potential London to Boston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from London to Boston right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of London to Boston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.