Cheap flights from Boston to London Heathrow Airport from £157
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LHR
30 Nov — 7 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Boston Logan Intl to London Heathrow are usually found in January or October, booked 80 days in advance, depart on a Monday or Friday and return on a Wednesday
Find flight deals from Boston to Heathrow
Enter your travel dates to find the best prices.
Cheapest flights from Boston to Heathrow
Explore the most affordable flight options available from Boston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.
Fri 14/1121:50BOS - LHR
1 stop10h 10mMultiple Airlines
Fri 21/1106:00LHR - BOS
1 stop13h 05mMultiple Airlines
Deal found 29/10£371
Sun 9/1120:00BOS - LHR
Nonstop6h 50mVirgin Atlantic
Tue 18/1120:25LHR - BOS
1 stop27h 30mVirgin Atlantic
Deal found 28/10£372
Fri 7/1120:40BOS - LHR
1 stop11h 20mMultiple Airlines
Fri 14/1109:00LHR - BOS
1 stop16h 20mMultiple Airlines
Deal found 28/10£373
Thu 13/1121:50BOS - LHR
1 stop32h 25mUnited Airlines
Sun 16/1109:00LHR - BOS
1 stop13h 50mUnited Airlines
Deal found 30/10£373
Sun 9/1119:50BOS - LHR
1 stop18h 40mIcelandair
Wed 19/1112:15LHR - BOS
1 stop10h 35mIcelandair
Deal found 30/10£374
Wed 19/1119:50BOS - LHR
1 stop18h 40mIcelandair
Mon 24/1120:35LHR - BOS
1 stop26h 15mIcelandair
Deal found 30/10£376
Sun 9/1106:32BOS - LHR
1 stop9h 48mMultiple Airlines
Tue 18/1112:05LHR - BOS
1 stop13h 15mMultiple Airlines
Deal found 30/10£376
Wed 19/1110:15BOS - LHR
1 stop15h 55mUnited Airlines
Fri 5/1213:45LHR - BOS
1 stop11h 15mUnited Airlines
Deal found 30/10£377
Thu 20/1111:35BOS - LHR
1 stop18h 15mIcelandair
Tue 25/1112:15LHR - BOS
1 stop10h 35mIcelandair
Deal found 29/10£379
Thu 20/1111:35BOS - LHR
1 stop26h 55mIcelandair
Thu 27/1112:15LHR - BOS
1 stop10h 35mIcelandair
Deal found 30/10£379
Best flights from Boston to Heathrow
Discover carefully curated flight deals from Boston to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 October 2025.
Sat 6/1215:40BOS - LHR
1 stop10h 30mUnited Airlines
Wed 10/1212:05LHR - BOS
1 stop13h 15mUnited Airlines
Deal found 30/10£377
Sat 29/1119:12BOS - LHR
Nonstop6h 43mJetBlue
Fri 5/1209:20LHR - BOS
Nonstop7h 52mJetBlue
Deal found 30/10£382
Mon 10/1120:00BOS - LHR
Nonstop6h 50mDelta
Thu 15/106:20LHR - BOS
1 stop12h 20mDelta
Deal found 30/10£385
Wed 31/1215:40BOS - LHR
1 stop10h 30mUnited Airlines
Wed 14/113:45LHR - BOS
1 stop11h 15mUnited Airlines
Deal found 30/10£377
Mon 2/219:10BOS - LHR
Nonstop6h 45mJetBlue
Tue 10/209:20LHR - BOS
Nonstop7h 56mJetBlue
Deal found 28/10£382
Tue 11/1120:00BOS - LHR
Nonstop6h 50mDelta
Wed 19/1108:55LHR - BOS
1 stop12h 25mDelta
Deal found 29/10£385
Sat 28/218:54BOS - LHR
Nonstop7h 01mJetBlue
Fri 6/309:20LHR - BOS
Nonstop7h 58mJetBlue
Deal found 30/10£382
Tue 11/1119:10BOS - LHR
Nonstop6h 40mDelta
Thu 15/106:20LHR - BOS
1 stop12h 20mDelta
Deal found 30/10£385
Tue 11/1119:12BOS - LHR
Nonstop6h 43mJetBlue
Sat 6/1209:20LHR - BOS
Nonstop7h 52mJetBlue
Deal found 30/10£382
Tue 11/1119:12BOS - LHR
Nonstop6h 43mJetBlue
Mon 12/109:20LHR - BOS
Nonstop7h 56mJetBlue
Deal found 30/10£382
Tue 11/1119:12BOS - LHR
Nonstop6h 43mJetBlue
Fri 16/109:20LHR - BOS
Nonstop7h 56mJetBlue
Deal found 30/10£382
Direct flights from Boston to Heathrow
Explore direct flight options from Boston to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 October 2025.
Thu 5/319:10BOS - LHR
Nonstop6h 40mVirgin Atlantic
Mon 9/309:40LHR - BOS
Nonstop7h 45mVirgin Atlantic
Deal found 30/10£372
Sat 13/1219:10BOS - LHR
Nonstop6h 40mVirgin Atlantic
Fri 19/1209:40LHR - BOS
Nonstop7h 50mVirgin Atlantic
Deal found 29/10£375
Sun 16/1120:00BOS - LHR
Nonstop6h 50mVirgin Atlantic
Sun 23/1119:40LHR - BOS
Nonstop7h 35mVirgin Atlantic
Deal found 28/10£377
Wed 19/1123:55BOS - LHR
Nonstop6h 30mVirgin Atlantic
Wed 26/1109:40LHR - BOS
Nonstop7h 50mVirgin Atlantic
Deal found 29/10£381
Fri 20/219:12BOS - LHR
Nonstop6h 43mJetBlue
Sun 1/309:20LHR - BOS
Nonstop7h 58mJetBlue
Deal found 31/10£382
Sun 11/119:10BOS - LHR
Nonstop6h 45mJetBlue
Thu 22/109:20LHR - BOS
Nonstop7h 56mJetBlue
Deal found 30/10£382
Wed 14/119:10BOS - LHR
Nonstop6h 45mJetBlue
Tue 27/109:20LHR - BOS
Nonstop7h 56mJetBlue
Deal found 29/10£383
Fri 14/1119:25BOS - LHR
Nonstop6h 35mFinnair
Mon 24/1113:30LHR - BOS
Nonstop7h 40mFinnair
Deal found 30/10£384
Mon 10/1119:25BOS - LHR
Nonstop6h 35mFinnair
Sat 15/1113:30LHR - BOS
Nonstop7h 40mFinnair
Deal found 29/10£385
Wed 19/1119:25BOS - LHR
Nonstop6h 35mBritish Airways
Mon 24/1117:05LHR - BOS
Nonstop7h 40mBritish Airways
Deal found 31/10£386
Fri 14/1119:25BOS - LHR
Nonstop6h 35mIberia
Tue 18/1113:30LHR - BOS
Nonstop7h 40mIberia
Deal found 30/10£386
Fri 5/1219:15BOS - LHR
Nonstop6h 45mIberia
Wed 10/1213:30LHR - BOS
Nonstop7h 30mIberia
Deal found 28/10£387
Last-minute flights from Boston to Heathrow
Discover last-minute flight deals from Boston to Heathrow. Data last updated 31 October 2025 and is based on user searches.
Fri 7/1120:40BOS - LHR
1 stop11h 20mMultiple Airlines
Fri 14/1109:00LHR - BOS
1 stop16h 20mMultiple Airlines
Deal found 28/10£373
Sun 9/1120:00BOS - LHR
Nonstop6h 50mVirgin Atlantic
Tue 18/1120:25LHR - BOS
1 stop27h 30mVirgin Atlantic
Deal found 28/10£372
Sun 9/1119:50BOS - LHR
1 stop18h 40mIcelandair
Wed 19/1112:15LHR - BOS
1 stop10h 35mIcelandair
Deal found 30/10£374
Sun 9/1106:32BOS - LHR
1 stop9h 48mMultiple Airlines
Tue 18/1112:05LHR - BOS
1 stop13h 15mMultiple Airlines
Deal found 30/10£376
Thu 13/1121:50BOS - LHR
1 stop32h 25mUnited Airlines
Sun 16/1109:00LHR - BOS
1 stop13h 50mUnited Airlines
Deal found 30/10£373
Fri 14/1121:50BOS - LHR
1 stop10h 10mMultiple Airlines
Fri 21/1106:00LHR - BOS
1 stop13h 05mMultiple Airlines
Deal found 29/10£371
Wed 19/1119:50BOS - LHR
1 stop18h 40mIcelandair
Mon 24/1120:35LHR - BOS
1 stop26h 15mIcelandair
Deal found 30/10£376
Wed 19/1110:15BOS - LHR
1 stop15h 55mUnited Airlines
Fri 5/1213:45LHR - BOS
1 stop11h 15mUnited Airlines
Deal found 30/10£377
Thu 20/1111:35BOS - LHR
1 stop18h 15mIcelandair
Mon 24/1120:35LHR - BOS
1 stop26h 15mIcelandair
Deal found 29/10£379
Thu 20/1111:35BOS - LHR
1 stop26h 55mIcelandair
Thu 27/1112:15LHR - BOS
1 stop10h 35mIcelandair
Deal found 30/10£379
One-way flights from Boston to Heathrow
Search for one-way flight options from Boston to Heathrow. Find affordable one-way fares based on user searches. Data last updated 31 October 2025.
Sat 17/113:25BOS - LHR
1 stop26h 20mJetBlue
Deal found 29/10£157
Thu 15/113:30BOS - LHR
2 stops24h 10mAustrian Airlines
Deal found 30/10£158
Sun 14/1219:50BOS - LHR
1 stop19h 55mJetBlue
Deal found 29/10£159
Tue 25/1109:59BOS - LHR
2 stops18h 01mDelta
Deal found 28/10£160
Wed 3/1210:45BOS - LHR
2 stops15h 25mAir Canada
Deal found 29/10£161
Wed 1/423:30BOS - LHR
1 stop15h 50mIcelandair
Deal found 30/10£162
Fri 12/1207:30BOS - LHR
Nonstop6h 30mBritish Airways
Deal found 29/10£162
Wed 8/420:50BOS - LHR
1 stop10h 05mIcelandair
Deal found 29/10£164
Thu 8/117:00BOS - LHR
1 stop22h 45mJetBlue
Deal found 30/10£165
Sat 6/1210:45BOS - LHR
2 stops15h 25mAir Canada
Deal found 30/10£166
Sun 15/219:50BOS - LHR
1 stop18h 40mIcelandair
Deal found 30/10£167
Wed 26/1119:10BOS - LHR
Nonstop6h 40mScandinavian Airlines
Deal found 29/10£168
Cheap flight deals from Boston to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 31 October 2025.
Customise your flight search to find flights from Boston to Heathrow 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 858,174 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from Boston to London Heathrow Airport that are best for you.
Fly from
Boston
Fly to
Heathrow
Route
Depart
Return
Price
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Sat 6/12
15:40-07:10
1 stop10h 30m
London Heathrow
Wed 10/12
12:05-20:20
1 stop13h 15m
£377
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Wed 31/12
15:40-07:10
1 stop10h 30m
London Heathrow
Wed 14/1
13:45-20:00
1 stop11h 15m
£377
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Sat 29/11
19:12-06:55
Nonstop6h 43m
London Heathrow
Fri 5/12
09:20-12:12
Nonstop7h 52m
£382
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Mon 2/2
19:10-06:55
Nonstop6h 45m
London Heathrow
Tue 10/2
09:20-12:16
Nonstop7h 56m
£382
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Sat 28/2
18:54-06:55
Nonstop7h 01m
London Heathrow
Fri 6/3
09:20-12:18
Nonstop7h 58m
£382
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Tue 11/11
19:12-06:55
Nonstop6h 43m
London Heathrow
Sat 6/12
09:20-12:12
Nonstop7h 52m
£382
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Tue 11/11
19:12-06:55
Nonstop6h 43m
London Heathrow
Mon 12/1
09:20-12:16
Nonstop7h 56m
£382
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Tue 11/11
19:12-06:55
Nonstop6h 43m
London Heathrow
Fri 16/1
09:20-12:16
Nonstop7h 56m
£382
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Mon 10/11
20:00-07:50
Nonstop6h 50m
London Heathrow
Thu 15/1
06:20-13:40
1 stop12h 20m
£385
BostonLondon
BOS - LHR
BOSLHR
Boston Logan Intl
Tue 11/11
20:00-07:50
Nonstop6h 50m
London Heathrow
Wed 19/11
08:55-16:20
1 stop12h 25m
£385
Flights are sorted by cheapest return flights first.
Deals found on 30/10
Showing 1-10 of 22 results
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Best time to book a flight from Boston to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Boston 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 Boston to London Heathrow Airport
Prices
Delays
More
How far ahead should I book a flight from Boston to London Heathrow Airport?
Use this chart to determine the optimal time to book a return flight from Boston to Heathrow. Price data was last updated on 24 October 2025.
The price you pay for your flight from Boston to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Boston to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Boston to London Heathrow Airport (average of £272). Flying from Boston to London Heathrow Airport in June is currently the most expensive (average of £452). 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.
What is the cheapest time of day to fly from BOS to LHR?
Find hourly flight availability from Boston to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2025.
When flying from Boston to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost for a return flight from Boston to London Heathrow Airport?
How often are flights from Boston to London delayed?
About 10% of weekly flights between Boston and London have experienced delays in the past year, with the average delay time being 144 minutes.
What is the most punctual flight time for Boston to London flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to London flights?
Over the past year, Aeromexico have had the lowest number of delays on this route, with no flights being classified as delayed.
What’s the top stopover airport for flights from Boston to London Heathrow Airport?
Share of one-stop return flights from Boston to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Reykjavik (KEF) – chosen by Cheapflights users on 67% of one-stop itineraries from Boston to London Heathrow Airport on Cheapflights.
What’s the fastest stopover option from Boston to London Heathrow Airport?
Shortest average travel time for one-stop one-way flights from Boston to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Dublin (DUB) have the shortest average one-way travel time for one-stop routes: 9h 30m.
What’s the fastest stopover option from Boston to London Heathrow Airport?
Shortest average travel time for one-stop one-way flights from Boston to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Dublin (DUB) have the shortest average one-way travel time for one-stop routes: 9h 30m.
Which airport typically offers the quickest stopover for flights from Boston to London Heathrow Airport?
Average stopover duration for one-stop one-way flights from Boston to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average stopover time of 1h 15m.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 31 October 2025.
Read reviews from past customers who have flown with KLM, Virgin Atlantic, andAir France
from Boston to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Related info for your journey
Find useful and relevant information for your journey from Boston to Heathrow. 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 from for flights from Boston to London Heathrow?
Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to London Heathrow from Boston. Booking flights from Logan Intl (BOS) to London Heathrow should be relatively easy as there are 16 daily outbound flights to London Heathrow from 7 different airlines.
How long is the flight from Boston to London Heathrow Airport?
A quick flight from Boston to London Heathrow Airport can take about 6h 43m. United Airlines provides one of the quickest options available for as low as £382. The distance between Boston and London Heathrow Airport is about 3254 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from Boston to London Heathrow Airport round-trip?
Air France, at £234, was found to be the cheapest airline from Boston to London Heathrow Airport.Alternate airlines flying return to your destination include Virgin Atlantic and British Airways. Air France is 51% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Boston to London Heathrow Airport one-way?
For one-way options, check prices for JetBlue. According to our data, you can fly for as low as £168. Users have also found prices from £169 and £169 on United Airlines and Air Canada, respectively.
What are the most reliable airlines from Boston to London Heathrow Airport?
The top 3 most reliable airlines when flying from Boston to London Heathrow Airport are Scandinavian Airlines (90%), Air France (90%) and KLM (89%).
What are the cheapest flights from Boston to London Heathrow Airport?
Looking for the cheapest flight from Boston to London Heathrow Airport? While on average our users pay £621, our data indicates the cheapest price to be £162. The most popular route (Boston Logan Intl - London Heathrow), is priced around £285.
Can I find deals for business class flights from Boston to Heathrow?
Yes. Cheapflights offers flight deals from Boston to Heathrow 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 Boston to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Boston to London Heathrow Airport (average of £272). Flying from Boston to London Heathrow Airport in June is currently the most expensive (average of £452). 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.
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2025.
Discover the top 7 airlines that operate flights from Boston to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 31 October 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Boston to Heathrow?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Boston to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Boston to Heathrow?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Boston.
Can Cheapflights find flights from Boston to Heathrow with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Boston to Heathrow flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Boston to Heathrow become cheaper?
Not ready to book yet? You can track prices for flights from Boston to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.
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