The cheapest times to fly from LHR to BOS are
- January 1st to April 1st
- April 23rd to May 20th
- October 8th to December 9th
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LHR to BOS is late January and early February. Prices can be as high as $781 for Saturday flights during early August, or as low as $313 for Thursday flights around late January and early February.
When to Fly to Boston
Flying from London (LHR) to Boston, MA (BOS) will usually cost between $313 to $709 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January and early February with an average ticket price of $313. Due to high demand the most expensive time to fly is early August, with an average price of $735. Planning your trip to low-cost times can easily save you $422 on economy flights and even more on first-class flights. Generally, any price below $363 can be considered a good price for a round-trip LHR to BOS flight.
See below for a graph of average weekly prices for the LHR to BOS route. All prices are for round-trip tickets in USD.
Compared to other flights, the LHR to BOS flight is much cheaper than the average and costs less than the average flight leaving from London. The average price per mile (for a direct flight) is $0.07, which is far below average.
Flight Prices by Day of the Week
Thursday is usually the cheapest day to fly to BOS, and Monday the cheapest day to fly back into LHR. Saturdays are the most expensive days to fly to Boston, and Fridays are the most expensive days to return to London. Selecting flights on the least expensive days could save you up to $22 (5%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Thursday and returning a week later will cost an average of $391. Return trip prices are from the BOS to LHR flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from LHR to BOS can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 6 hour 50 minutes may be realistic.
Flight Questions Answered
Still have questions about flying from LHR to BOS? We’ve got answers.
Which airlines fly this route?
You can find 26 major airlines flying this route most often: Aer Lingus, Aeromexico, Air Canada, Air France, Alitalia, American, Austrian, Azores Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, LOT, Lufthansa, Norwegian, Royal Air Maroc, SAS, Singapore Airlines, SWISS, Tap Air Portugal, Turkish Airlines, United, Virgin Atlantic, and potentially more during busy seasons.
How far away is it from Logan International Airport to London Heathrow Airport?
The distance between the two airports is roughly 3255 miles or 5238 kilometers.
How long does it take to fly from LHR to BOS?
The real-world flight time for a nonstop LHR to BOS flight is about 6 hour 50 minutes.
How many flights go between London and Boston, MA?
It depends on the day of the week and the date, but a typical day might have around 71 available flights from LHR to BOS.
Airport Location Info
|Origination airport name||London Heathrow Airport|
|Country||the United Kingdom|
|Destination airport name||Logan International Airport|
|Country||the United States|
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.