Question 1

What is the cheapest airline to fly from London, Ontario to Boston round-trip?

Accepted Answer

Air Canada, at C$ 679, was found to be the cheapest airline from London, Ontario to Boston.. Air Canada is priced at 14% lower than the current average price of a flight leaving 3 months from now.

Question 2

What is the cheapest month to book a flight from London, Ontario to Boston?

Accepted Answer

Currently, May is the cheapest month in which you can book a flight from London, Ontario to Boston (average of C$ 291). Flying from London, Ontario to Boston in April is currently the most expensive (average of C$ 350). 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.

Question 3

What is the cheapest day to fly from London, Ontario to Boston?

Accepted Answer

Travelers seeking maximum savings on their London, Ontario to Boston flight should consider departing on Thursday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 4

E

Accepted Answer

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 mm per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

Question 5

E

Accepted Answer

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

Question 6

What is the cheapest day to fly round-trip from London, Ontario to Boston?

Accepted Answer

Friday flights are found to be more expensive to fly from London, Ontario to Boston. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Boston.

Question 7

What is the cheapest month to fly from London, Ontario to Boston?

Accepted Answer

The best pricing can be found in the month of July. Prices to Boston from London, Ontario average C$ 794. You can even find prices in July for less than C$ 794, as users have found deals to Boston from as low as C$ 459. The month of September appears to be one of the more expensive times to travel to Boston from London, Ontario. Flying in the targeted month can save you up to 60%.

Question 8

What is the cheapest time of day to fly from YXU to BOS?

Accepted Answer

One of the essential ways to save on airfare from London, Ontario to Boston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 5% on airfare.

Question 9

Can I find deals for flights from London to Boston that include hotel bookings?

Accepted Answer

Yes. In addition to deals on London to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 10

How can I find direct flights from London to Boston?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Boston.

Question 11

Can I find deals for business class flights from London to Boston?

Accepted Answer

Yes. Cheapflights offers flight deals from London to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 12

How does Cheapflights help users find flights from London to Boston?

Accepted Answer

Deals for London to Boston flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Question 13

Why should you use Cheapflights to find cheap flight tickets from London to Boston?

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Boston.

Question 14

Can Cheapflights find flights from London to Boston with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Boston flexibly with Cheapflights today.

Question 15

Can Cheapflights notify me if prices for flights from London to Boston become cheaper?

Accepted Answer

Yes! Start tracking prices for London to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	C$ 679
Popular in	September
Cheapest in	July
Average price	C$ 459

Cheap flights from London, ON to Boston from C$ 679

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Boston

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from London to Boston

Cheapest flights from London to BostonExplore the most affordable flight options available from London to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Explore the most affordable flight options available from London to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Boston that are best for you.

Best time to book a flight from London to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London to Boston

What is the cheapest month to book a flight from London, Ontario to Boston?

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated 18 July 2025.

Read reviews from past customers who have flown Air Canada from London to Boston. 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.

Related info for your journey

Find useful and relevant information for your journey from London to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from London, Ontario to Boston round-trip?

Can I find deals for flights from London to Boston that include hotel bookings?

How can I find direct flights from London to Boston?

Can I find deals for business class flights from London to Boston?

What is the cheapest month to book a flight from London, Ontario to Boston?

Travelling to a place near Boston?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from London to Boston

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Boston?

Why should you use Cheapflights to find cheap flight tickets from London to Boston?

Can Cheapflights find flights from London to Boston with no change fees?

Can Cheapflights notify me if prices for flights from London to Boston become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from London to Boston
Explore the most affordable flight options available from London to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.