What airlines fly to London, Ontario?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to London, Ontario from Boston according to our data. Air Canada is the first choice among our users, with 76% of people opting to fly with this airline when traveling to London, Ontario. Keep in mind that there are 4 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Boston Logan Intl Airport to London Airport?

Prices for flights from Boston Logan Intl Airport to London Airport are updated daily.

How many operators does momondo search for flights from Boston Logan Intl Airport to London Airport?

As of October 2025, there is 1 operator available to choose from for flights from Boston Logan Intl Airport to London Airport.

How old do you have to be to fly from Boston Logan Intl Airport to London Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to London Airport.

What documentation or ID do you need to fly to London Airport?

The travel and health documents required for your trip to London Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$219 Cheap Flights from Boston to London in 2025/26

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Find the cheapest flights from Boston to London

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Cheap round-trip flights

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10:45 am - 5:05 pmBOS-YXU

6h 20m1 stop

5:10 am - 9:51 amYXU-BOS

4h 41m1 stop

$697Air Canada

Find Deal

Thu, Mar 26 - Sun, Mar 29

10:15 am - 9:21 pmBOS-YXU

11h 06m2 stops

5:40 pm - 10:38 pmYXU-BOS

4h 58m1 stop

$702Air Canada

Find Deal

Thu, Mar 26 - Sun, Mar 29

10:15 am - 9:21 pmBOS-YXU

11h 06m2 stops

9:25 am - 7:12 pmYXU-BOS

9h 47m2 stops

$707Air Canada

Find Deal

Thu, Mar 26 - Sun, Mar 29

10:45 am - 5:05 pmBOS-YXU

6h 20m1 stop

5:10 am - 9:57 amYXU-BOS

4h 47m1 stop

$783United Airlines

Find Deal

Wed, Dec 10 - Wed, Dec 17

8:05 am - 5:05 pmBOS-YXU

9h 00m2 stops

5:10 am - 9:57 amYXU-BOS

4h 47m1 stop

$793United Airlines

Find Deal

Wed, Dec 10 - Wed, Dec 17

9:30 am - 9:21 pmBOS-YXU

11h 51m2 stops

9:25 am - 9:45 pmYXU-BOS

12h 20m2 stops

$808United Airlines

Find Deal

Wed, Dec 10 - Wed, Dec 17

9:10 am - 5:05 pmBOS-YXU

7h 55m2 stops

5:10 am - 12:33 pmYXU-BOS

7h 23m2 stops

$842United Airlines

Find Deal

Thu, Dec 11 - Sun, Dec 14

11:42 am - 6:34 amBOS-YXU

18h 52m3 stops

8:10 pm - 10:05 pmYXU-BOS

25h 55m3 stops

$1,120Multiple Airlines

Find Deal

Thu, Dec 11 - Thu, Dec 18

3:40 pm - 6:34 amBOS-YXU

14h 54m2 stops

8:10 pm - 10:05 pmYXU-BOS

25h 55m3 stops

$1,132Multiple Airlines

Find Deal

Thu, Dec 11 - Thu, Dec 18

United Airlines flights from Boston to London, Ontario

Our best United Airlines deals on Boston to London, Ontario flight tickets

United Airlines

Dec 10

BOS10:45 amBoston Logan Intl

6h 20m

1 stop

YXU5:05 pmLondon

Dec 17

YXU5:10 amLondon

4h 47m

1 stop

BOS9:57 amBoston Logan Intl

$783

Find similar

United Airlines

Dec 10

BOS8:05 amBoston Logan Intl

9h 00m

2 stops

YXU5:05 pmLondon

Dec 17

YXU5:10 amLondon

4h 47m

1 stop

BOS9:57 amBoston Logan Intl

$793

Find similar

United Airlines

Dec 10

BOS9:30 amBoston Logan Intl

11h 51m

2 stops

YXU9:21 pmLondon

Dec 17

YXU9:25 amLondon

12h 20m

2 stops

BOS9:45 pmBoston Logan Intl

$808

Find similar

Air Canada flights from Boston to London, Ontario

Our best Air Canada deals on Boston to London, Ontario flight tickets

Air Canada

Mar 26

BOS10:45 amBoston Logan Intl

6h 20m

1 stop

YXU5:05 pmLondon

Mar 29

YXU5:10 amLondon

4h 41m

1 stop

BOS9:51 amBoston Logan Intl

$697

Find similar

Air Canada

Mar 26

BOS10:15 amBoston Logan Intl

11h 06m

2 stops

YXU9:21 pmLondon

Mar 29

YXU5:40 pmLondon

4h 58m

1 stop

BOS10:38 pmBoston Logan Intl

$702

Find similar

Air Canada

Mar 26

BOS10:15 amBoston Logan Intl

11h 06m

2 stops

YXU9:21 pmLondon

Mar 29

YXU9:25 amLondon

9h 47m

2 stops

BOS7:12 pmBoston Logan Intl

$707

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Thu 3/26

10:45 am-5:05 pm

1 stop6h 20m

London

Sun 3/29

5:10 am-9:51 am

1 stop4h 41m

$697

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Thu 3/26

10:15 am-9:21 pm

2 stops11h 06m

London

Sun 3/29

5:40 pm-10:38 pm

1 stop4h 58m

$702

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Thu 3/26

10:15 am-9:21 pm

2 stops11h 06m

London

Sun 3/29

9:25 am-7:12 pm

2 stops9h 47m

$707

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Wed 12/10

10:45 am-5:05 pm

1 stop6h 20m

London

Wed 12/17

5:10 am-9:57 am

1 stop4h 47m

$783

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Wed 12/10

8:05 am-5:05 pm

2 stops9h 00m

London

Wed 12/17

5:10 am-9:57 am

1 stop4h 47m

$793

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Wed 12/10

9:30 am-9:21 pm

2 stops11h 51m

London

Wed 12/17

9:25 am-9:45 pm

2 stops12h 20m

$808

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Thu 12/11

9:10 am-5:05 pm

2 stops7h 55m

London

Sun 12/14

5:10 am-12:33 pm

2 stops7h 23m

$842

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Thu 12/11

11:42 am-6:34 am

3 stops18h 52m

London

Thu 12/18

8:10 pm-10:05 pm

3 stops25h 55m

$1,120

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Thu 12/11

3:40 pm-6:34 am

2 stops14h 54m

London

Thu 12/18

8:10 pm-10:05 pm

3 stops25h 55m

$1,132

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Boston to London, Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to London, Ontario?

According to our data, Tuesday is the cheapest day to fly to London, Ontario from Boston. The lowest ticket price found for a Tuesday departure recently was $448. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to London, Ontario on Monday is $999.

What is the cheapest time of day to depart on your flight to London, Ontario?

In the morning is the cheapest time of day to fly from Boston to London, Ontario when you can find flight prices for as low as $491. Flying to London, Ontario in the morning is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to London, Ontario, so prices are often more expensive at around $612 per ticket.

When to book flights from Boston to London, Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to London, Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to London, Ontario (BOS to YXU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to London, Ontario

Direct flights	None

There are no direct flights from Boston to London, Ontario. There are no popular flight routes from Boston to London, Ontario.

Search flight deals

How far is Boston Logan Intl to London by plane?
There are 518.0 mi between Boston Logan Intl and London. Typically, this will take 6h 20m by plane in normal conditions.
When did momondo last update prices for flights from Boston Logan Intl Airport to London Airport?
Prices for flights from Boston Logan Intl Airport to London Airport are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to London Airport?
As of October 2025, there is 1 operator available to choose from for flights from Boston Logan Intl Airport to London Airport.
How old do you have to be to fly from Boston Logan Intl Airport to London Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to London Airport.
What documentation or ID do you need to fly to London Airport?
The travel and health documents required for your trip to London Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Boston to London, Ontario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boston to London, Ontario is Air Canada (100% of total bookings).

Best airlines flying from Boston to London, Ontario

Compare and see reviews for airlines that fly from Boston to London, Ontario with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $478	Free Cancellation	Rating 7.1 10,371 reviews		Search Air Canada flights

Grand Bend

Port Stanley

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Why should I use momondo to find a flight deal from Boston to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to London for you.

Can I find flights from Boston to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to London?

momondo helps you find the best flight between Boston and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.