Cheap flights from London to Massachusetts from $379

In general, September is the cheapest month to fly from London to Massachusetts. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $527. If you aren’t able to travel to Massachusetts during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $542.

According to our data, Wednesday is the cheapest day to fly to Massachusetts from London. The lowest ticket price found for a Wednesday departure recently was $677. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Sunday is the most expensive day to depart from London because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $769.

Our data shows that the cheapest London to Massachusetts flights are usually those with departure times in the afternoon. Our users have found flights to Massachusetts in the afternoon for as low as $681. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $809 on average. Flights to Massachusetts from London in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Massachusetts from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Massachusetts for around $634 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Massachusetts from London for as low as $570 on momondo.

There are 4 cabin classes available to choose from on London to Massachusetts flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

British Airways, United Airlines, and SWISS are the most popular carriers operating from London to Massachusetts

British Airways, Delta and Virgin Atlantic are the top three most popular airlines that fly to Massachusetts from London according to our data. British Airways is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Massachusetts. Keep in mind that there are 9 different airlines that fly to Massachusetts on a routine basis, so you have a few additional options to choose from.

The number of flights available between London and Massachusetts is 30 per day as of March 2026. The most frequent departure time is 1:00PM, with 46% of daily flights leaving in the afternoon.

The number of flights available between London and Massachusetts is 213 per week as of March 2026. The most frequent departure day is Fri, with 15% of weekly flights leaving on this day.