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Cheap flights from London, Ontario to Boston from C$ 303

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London, Ontario to Boston departing on 14/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London, Ontario to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
6:10 a.m. - 5:40 p.m.
YXU
-
BOS
11h 30m
1 stop
WestJet Logo
6:30 p.m. - 5:20 a.m.
BOS
-
YXU
10h 50m
1 stop
C$ 494WestJet
Thu, 28 May - Sun, 31 May
Air Canada Logo
6:00 a.m. - 9:53 a.m.
YXU
-
BOS
3h 53m
1 stop
Air Canada Logo
12:30 p.m. - 5:35 p.m.
BOS
-
YXU
5h 05m
1 stop
C$ 645Air Canada
Thu, 20 Aug - Thu, 20 Aug
Air Canada Logo
5:40 p.m. - 10:39 p.m.
YXU
-
BOS
4h 59m
1 stop
Air Canada Logo
10:45 a.m. - 5:03 p.m.
BOS
-
YXU
6h 18m
1 stop
C$ 647Air Canada
Mon, 30 Mar - Tue, 31 Mar
Air Canada Logo
9:30 a.m. - 6:07 p.m.
YXU
-
BOS
8h 37m
2 stops
Air Canada Logo
5:10 a.m. - 11:43 a.m.
BOS
-
YXU
6h 33m
1 stop
C$ 650Air Canada
Thu, 28 May - Sun, 31 May
Air Canada Logo
5:10 a.m. - 2:52 p.m.
YXU
-
BOS
9h 42m
2 stops
Air Canada Logo
1:00 p.m. - 5:03 p.m.
BOS
-
YXU
4h 03m
1 stop
C$ 651Air Canada
Mon, 30 Mar - Tue, 31 Mar
Air Canada Logo
5:40 p.m. - 10:37 p.m.
YXU
-
BOS
4h 57m
1 stop
Air Canada Logo
6:15 a.m. - 5:04 p.m.
BOS
-
YXU
10h 49m
1 stop
C$ 677Air Canada
Fri, 27 Mar - Fri, 3 Apr
Air Canada Logo
5:40 p.m. - 10:37 p.m.
YXU
-
BOS
4h 57m
1 stop
Air Canada Logo
5:30 a.m. - 5:04 p.m.
BOS
-
YXU
11h 34m
2 stops
C$ 688Air Canada
Fri, 27 Mar - Fri, 3 Apr
Air Canada Logo
5:10 a.m. - 2:52 p.m.
YXU
-
BOS
9h 42m
2 stops
Air Canada Logo
5:30 a.m. - 5:04 p.m.
BOS
-
YXU
11h 34m
2 stops
C$ 701Air Canada
Fri, 27 Mar - Fri, 3 Apr
Air Canada Logo
9:30 a.m. - 6:07 p.m.
YXU
-
BOS
8h 37m
2 stops
Air Canada Logo
10:35 a.m. - 9:38 p.m.
BOS
-
YXU
11h 03m
2 stops
C$ 713Air Canada
Thu, 28 May - Sun, 31 May
United Airlines Logo
5:10 a.m. - 1:29 p.m.
YXU
-
BOS
8h 19m
2 stops
United Airlines Logo
8:00 a.m. - 5:03 p.m.
BOS
-
YXU
9h 03m
2 stops
C$ 813United Airlines
Mon, 30 Mar - Tue, 31 Mar

WestJet flights from London, Ontario to Boston

Our best WestJet deals on London, Ontario to Boston flight tickets
WestJet
28 May
YXU6:10 a.m.London
11h 30m
1 stop
BOS5:40 p.m.Boston Logan Intl
31 May
BOS6:30 p.m.Boston Logan Intl
10h 50m
1 stop
YXU5:20 a.m.London
C$ 494
WestJet
12 Apr
YXU8:10 p.m.London
27h 47m
2 stops
BOS11:57 p.m.Boston Logan Intl
19 Apr
BOS6:15 a.m.Boston Logan Intl
24h 20m
2 stops
YXU6:35 a.m.London
C$ 2,457

Air Canada flights from London, Ontario to Boston

Our best Air Canada deals on London, Ontario to Boston flight tickets
Air Canada
20 Aug
YXU6:00 a.m.London
3h 53m
1 stop
BOS9:53 a.m.Boston Logan Intl
20 Aug
BOS12:30 p.m.Boston Logan Intl
5h 05m
1 stop
YXU5:35 p.m.London
C$ 645
Air Canada
30 Mar
YXU5:40 p.m.London
4h 59m
1 stop
BOS10:39 p.m.Boston Logan Intl
31 Mar
BOS10:45 a.m.Boston Logan Intl
6h 18m
1 stop
YXU5:03 p.m.London
C$ 647
Air Canada
28 May
YXU9:30 a.m.London
8h 37m
2 stops
BOS6:07 p.m.Boston Logan Intl
31 May
BOS5:10 a.m.Boston Logan Intl
6h 33m
1 stop
YXU11:43 a.m.London
C$ 650

momondo Fare Finder

 
Customize your flight search to find flights from London, Ontario to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 28 February 2026.
Use the filters below to find and compare flights from London, Ontario to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBoston

YXU - BOS

YXUBOS

London

Thu 28/5

6:10 a.m.-5:40 p.m.

1 stop11h 30m

Boston Logan Intl

Sun 31/5

6:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 494

LondonBoston

YXU - BOS

YXUBOS

London

Thu 20/8

6:00 a.m.-9:53 a.m.

1 stop3h 53m

Boston Logan Intl

Thu 20/8

12:30 p.m.-5:35 p.m.

1 stop5h 05m

C$ 645

LondonBoston

YXU - BOS

YXUBOS

London

Mon 30/3

5:40 p.m.-10:39 p.m.

1 stop4h 59m

Boston Logan Intl

Tue 31/3

10:45 a.m.-5:03 p.m.

1 stop6h 18m

C$ 647

LondonBoston

YXU - BOS

YXUBOS

London

Thu 28/5

9:30 a.m.-6:07 p.m.

2 stops8h 37m

Boston Logan Intl

Sun 31/5

5:10 a.m.-11:43 a.m.

1 stop6h 33m

C$ 650

LondonBoston

YXU - BOS

YXUBOS

London

Mon 30/3

5:10 a.m.-2:52 p.m.

2 stops9h 42m

Boston Logan Intl

Tue 31/3

1:00 p.m.-5:03 p.m.

1 stop4h 03m

C$ 651

LondonBoston

YXU - BOS

YXUBOS

London

Fri 27/3

5:40 p.m.-10:37 p.m.

1 stop4h 57m

Boston Logan Intl

Fri 3/4

6:15 a.m.-5:04 p.m.

1 stop10h 49m

C$ 677

LondonBoston

YXU - BOS

YXUBOS

London

Fri 27/3

5:40 p.m.-10:37 p.m.

1 stop4h 57m

Boston Logan Intl

Fri 3/4

5:30 a.m.-5:04 p.m.

2 stops11h 34m

C$ 688

LondonBoston

YXU - BOS

YXUBOS

London

Fri 27/3

5:10 a.m.-2:52 p.m.

2 stops9h 42m

Boston Logan Intl

Fri 3/4

5:30 a.m.-5:04 p.m.

2 stops11h 34m

C$ 701

LondonBoston

YXU - BOS

YXUBOS

London

Thu 28/5

9:30 a.m.-6:07 p.m.

2 stops8h 37m

Boston Logan Intl

Sun 31/5

10:35 a.m.-9:38 p.m.

2 stops11h 03m

C$ 713

LondonBoston

YXU - BOS

YXUBOS

London

Mon 30/3

5:10 a.m.-1:29 p.m.

2 stops8h 19m

Boston Logan Intl

Tue 31/3

8:00 a.m.-5:03 p.m.

2 stops9h 03m

C$ 813

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

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

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

What is the cheapest airline that flies from London to Boston Logan Intl?

Air Canada and WestJet are the most popular carriers operating from London to Boston Logan Intl

Which airlines fly to Boston?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Boston from London, Ontario according to our data. Air Canada is the first choice among our users, with 83% of people opting to fly with this airline when travelling to Boston. Keep in mind that there are 5 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

When to book flights from London, Ontario to Boston

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

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

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

Fastest flight time

3h 53m

Direct flights

None
The fastest flight from London, Ontario to Boston takes 3h 53m
There are no direct flights from London, Ontario to Boston. There are no popular flight routes from London, Ontario to Boston.
Search flight deals

  • How far is London to Boston Logan Intl by plane?

    Boston Logan Intl is 833.6 km away from London. A reasonable flight in good conditions will take 3h 53m.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from London, Ontario to Boston?

Best airlines flying from London, Ontario to Boston

Compare and see reviews for airlines that fly from London, Ontario to Boston with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 632Free CancellationRating
7.1
10,757 reviews
Search Air Canada flights

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Old Orchard Beach
Wells
Everett
Ogunquit
Dedham
West Yarmouth
Needham
Cambridge
Waltham
Saco
Warwick
Westbrook
Burlington
Foxborough
Scarborough
Cape Neddick
Fitchburg
Salem
Quincy

Why use momondo?

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

Finding the right flight to Boston from London is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Boston quick and easy, saving you time and money.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Boston.

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

If you are not ready to book a flight from London to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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