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Wondering how much it costs to fly to London from Boston? The fare-table shows a list of round-trip flights from Boston to London with different carriers. The fares are based on a trend (date and time mentioned), and are non-warranted. The fares are inclusive of base fare, fuel surcharges, airline/airport taxes, and our service fee.

Airport in Boston

1. Boston Airport

Boston Airport is the largest airport in both the Commonwealth of Massachusetts and the New England region by passenger and cargo handling. It also ranks as the 16th-busiest airport in the United States.

Official Name: Boston Logan International Airport

Airport Code: BOS

Location: 4 miles from the center of Boston, MA.

Flights by Number of Stops: Nonstop, direct, connecting. You have all choices from BOS to London.

Airlines Operating Flights to London (LHR): British Airways (BA), American Airlines (AA), Virgin Atlantic (VS), Delta Air Lines (DL), Air France (AF)

Number of NONSTOP or DIRECT flights to LHR per day: 11

Number of NONSTOP or DIRECT flights to LGW per day: 02

Number of NONSTOP or DIRECT flights to LCY per day: 0

Number of  connecting flights to LHR: 700 plus (minimum flight duration from 8 hours and 45 minutes and more.

Popular stopover or layover airports: EWR, JFK, AMS, IAD

Airports in London

1. Heathrow Airport

Official Name: London Heathrow Airport

Airport Code: LHR

Location: 18 miles from the center of London, United Kingdom

2. London City Airport

Official Name: London City Airport

Airport Code: LCY

Location: 9 miles from the center of London, United Kingdom.

3. Gatwick Airport

Official Name: London Gatwick Airport

Airport Code: LGW

Location: Southeast England, and is 29.5 miles (47.5 km) south of Central London.

How Long is the Flight from Boston to London?

The flight time between Boston and London is 7 hours, 04 minute. The flight distance is 3,281 miles/5280 km. The table below displays the flight distance and flight time for different departure-airport pairs.


Flight Distance

Flight Time


3,266 miles/5255 km

7 hours 02 minutes


3,286 miles/5288 km

7 hours 04 minutes


3,284 miles/5284 km

7 hours 04 minutes

Also keep in mind the time difference between the two cities. Boston is 4 hours behind London.

Note: The flight distance and time are for a nonstop flight (excluding any layover). The actual distance and time might vary, and are non-warranted. Check with your airlines to know precise information. 

Which Airlines Fly from Boston to London?

On BOS to LHR flight route, you may find nonstop as well as connecting flights with American Airlines, Finnair, British Airways, Iberia, Virgin Atlantic, Aer Lingus, Icelandair, United Airlines, Air Canada, Canada Austrian, and Austrian Airlines.

On BOS to LGW flight route, you may find tickets with nonstop as well as connecting flights operated by Cambodia Airlines, Aer Lingus, Turkish Airlines, Icelandair, Tap Portugal, Westjet, United Airlines, Iberia, British Airways, American Airlines and Finnair.

On BOS to LCY flight route, the available carriers are Aer Lingus, Tap Portugal, Swiss International Airlines, United Airlines, Lufthansa, Virgin Atlantic, and British Airways.

Guide to Book a Cheap Flight to London from Boston

If you are looking for some miracle to find a cheap flight from Boston to London, skip reading. However, if you are looking for some practical ideas based on real-life experience, the clues are most likely to help you book cheap plane ticket to London

1. The cheapest time to fly from Boston to London

Delay your departure to late-night or make it early in the morning, if you want to save money on your flight ticket booking. As late night travel causes sleep deprivation, travelers tend to avoid it. Wear comfortable dresses, if you are to depart with a redeye flight to London so that you can take some sleep on the route.

2. The cheapest day to fly to London from Boston

Remember, London is a favorite weekend destination for many. So by departing on a weekend, you will compete with them. If budget is on your mind, depart on a mid-weekday, a Tuesday, Wednesday or Thursday.

3. The cheapest season to fly from Boston to London

The cheapest season to fly to London is winter, i.e., from November to March. Though the mercury dips to the low 40s or highs of the 30s degree Fahrenheit, it doesn’t deter visitors. However, if you aim to enjoy festival like Thanksgiving, Christmas, New Year, and Valentine Day, then make sure you confirm your reservation as per the guidelines given below.

4. The cheapest airlines to fly from Boston to London

The flight route – Boston to London – only has full-service airlines. However, if you are an early bird and mind the tips mentioned above, you may bargain a discount flight tickets to London. As a rule of thumb, confirm your flight reservation 21 to 121 days before the scheduled departure date.

Boston to London Flights: Frequently Asked Questions

Which is the best airline from Boston to London?

Delta Air Lines (DL)

Delta Air Lines


Air France


British Airways


American Airlines


Virgin Atlantic


What days do nonstop flights operate from Boston to London?

Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, and Sunday.

What percentage of flights are delayed at Boston Airport?

23 percent flights departed late over the last one year (October 2018 – September 2019) according to the Department of Transportation (DoT).  The average delay minutes were 76.38 minutes. Only 2.5 percent flights equaling 21 got cancelled from this airport.

What airport is the best to arrive at in London?

London Heathrow (LHR) tops the list when it comes to on-time performance of arrival or departure flights in London. Here are the details of OTP of airports in London (Q 2018-July, Aug, Sep) according to the Civil Aviation Authority


% On-Time Flights

Delayed Minutes




London City












Note: On-time performance is defined as the proportion of flights arriving or departing early or up to and

including 15 minutes late

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