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Cheap flights from London, Ontario to Boston from C$ 356

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 16/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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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.
Air Canada Logo
6:20 p.m. - 10:38 p.m.
YXU
-
BOS
4h 18m
1 stop
Air Canada Logo
10:50 a.m. - 2:55 p.m.
BOS
-
YXU
4h 05m
1 stop
C$ 669Air Canada
Mon, 3 Aug - Fri, 7 Aug
Air Canada Logo
10:05 a.m. - 4:08 p.m.
YXU
-
BOS
6h 03m
1 stop
Air Canada Logo
5:45 a.m. - 2:55 p.m.
BOS
-
YXU
9h 10m
2 stops
C$ 673Air Canada
Mon, 3 Aug - Fri, 7 Aug
Air Canada Logo
3:30 p.m. - 9:27 p.m.
YXU
-
BOS
5h 57m
2 stops
Air Canada Logo
5:45 a.m. - 2:55 p.m.
BOS
-
YXU
9h 10m
2 stops
C$ 677Air Canada
Mon, 3 Aug - Fri, 7 Aug
Air Canada Logo
5:45 a.m. - 2:37 p.m.
YXU
-
BOS
8h 52m
2 stops
Air Canada Logo
4:40 p.m. - 9:46 p.m.
BOS
-
YXU
5h 06m
1 stop
C$ 762Air Canada
Mon, 30 Nov - Wed, 2 Dec
Air Canada Logo
5:45 a.m. - 2:37 p.m.
YXU
-
BOS
8h 52m
2 stops
Air Canada Logo
4:40 p.m. - 9:46 p.m.
BOS
-
YXU
5h 06m
1 stop
C$ 763Air Canada
Mon, 30 Nov - Wed, 2 Dec
Air Canada Logo
5:45 a.m. - 2:37 p.m.
YXU
-
BOS
8h 52m
2 stops
Air Canada Logo
5:30 a.m. - 3:06 p.m.
BOS
-
YXU
9h 36m
2 stops
C$ 766Air Canada
Mon, 30 Nov - Wed, 2 Dec
Air Canada Logo
5:45 a.m. - 2:37 p.m.
YXU
-
BOS
8h 52m
2 stops
Air Canada Logo
5:30 a.m. - 3:06 p.m.
BOS
-
YXU
9h 36m
2 stops
C$ 769Air Canada
Mon, 30 Nov - Wed, 2 Dec
Air Canada Logo
5:45 a.m. - 12:12 p.m.
YXU
-
BOS
6h 27m
1 stop
Air Canada Logo
4:40 p.m. - 9:46 p.m.
BOS
-
YXU
5h 06m
1 stop
C$ 828Air Canada
Mon, 30 Nov - Wed, 2 Dec
Air Canada Logo
5:45 a.m. - 12:12 p.m.
YXU
-
BOS
6h 27m
1 stop
Air Canada Logo
4:40 p.m. - 9:46 p.m.
BOS
-
YXU
5h 06m
1 stop
C$ 830Air Canada
Mon, 30 Nov - Wed, 2 Dec
Multiple Airlines Logo
5:55 p.m. - 7:41 p.m.
YXU
-
BOS
25h 46m
3 stops
Multiple Airlines Logo
7:10 a.m. - 5:20 a.m.
BOS
-
YXU
22h 10m
3 stops
C$ 1,282Multiple Airlines
Mon, 3 Aug - Fri, 7 Aug

Air Canada flights from London, Ontario to Boston

Our best Air Canada deals on London, Ontario to Boston flight tickets
Air Canada
3 Aug
YXU6:20 p.m.London
4h 18m
1 stop
BOS10:38 p.m.Boston Logan Intl
7 Aug
BOS10:50 a.m.Boston Logan Intl
4h 05m
1 stop
YXU2:55 p.m.London
C$ 669
Air Canada
3 Aug
YXU10:05 a.m.London
6h 03m
1 stop
BOS4:08 p.m.Boston Logan Intl
7 Aug
BOS5:45 a.m.Boston Logan Intl
9h 10m
2 stops
YXU2:55 p.m.London
C$ 673
Air Canada
3 Aug
YXU3:30 p.m.London
5h 57m
2 stops
BOS9:27 p.m.Boston Logan Intl
7 Aug
BOS5:45 a.m.Boston Logan Intl
9h 10m
2 stops
YXU2:55 p.m.London
C$ 677

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 4 June 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

Cheapest round-trip
Quickest round-trip

LondonBoston

YXU - BOS

YXUBOS

London

Mon 3/8

6:20 p.m.-10:38 p.m.

1 stop4h 18m

Boston Logan Intl

Fri 7/8

10:50 a.m.-2:55 p.m.

1 stop4h 05m

C$ 669

LondonBoston

YXU - BOS

YXUBOS

London

Mon 3/8

10:05 a.m.-4:08 p.m.

1 stop6h 03m

Boston Logan Intl

Fri 7/8

5:45 a.m.-2:55 p.m.

2 stops9h 10m

C$ 673

LondonBoston

YXU - BOS

YXUBOS

London

Mon 3/8

3:30 p.m.-9:27 p.m.

2 stops5h 57m

Boston Logan Intl

Fri 7/8

5:45 a.m.-2:55 p.m.

2 stops9h 10m

C$ 677

LondonBoston

YXU - BOS

YXUBOS

London

Mon 30/11

5:45 a.m.-2:37 p.m.

2 stops8h 52m

Boston Logan Intl

Wed 2/12

4:40 p.m.-9:46 p.m.

1 stop5h 06m

C$ 762

LondonBoston

YXU - BOS

YXUBOS

London

Mon 30/11

5:45 a.m.-2:37 p.m.

2 stops8h 52m

Boston Logan Intl

Wed 2/12

4:40 p.m.-9:46 p.m.

1 stop5h 06m

C$ 763

LondonBoston

YXU - BOS

YXUBOS

London

Mon 30/11

5:45 a.m.-2:37 p.m.

2 stops8h 52m

Boston Logan Intl

Wed 2/12

5:30 a.m.-3:06 p.m.

2 stops9h 36m

C$ 766

LondonBoston

YXU - BOS

YXUBOS

London

Mon 30/11

5:45 a.m.-2:37 p.m.

2 stops8h 52m

Boston Logan Intl

Wed 2/12

5:30 a.m.-3:06 p.m.

2 stops9h 36m

C$ 769

LondonBoston

YXU - BOS

YXUBOS

London

Mon 30/11

5:45 a.m.-12:12 p.m.

1 stop6h 27m

Boston Logan Intl

Wed 2/12

4:40 p.m.-9:46 p.m.

1 stop5h 06m

C$ 828

LondonBoston

YXU - BOS

YXUBOS

London

Mon 30/11

5:45 a.m.-12:12 p.m.

1 stop6h 27m

Boston Logan Intl

Wed 2/12

4:40 p.m.-9:46 p.m.

1 stop5h 06m

C$ 830

LondonBoston

YXU - BOS

YXUBOS

London

Mon 3/8

5:55 p.m.-7:41 p.m.

3 stops25h 46m

Boston Logan Intl

Fri 7/8

7:10 a.m.-5:20 a.m.

3 stops22h 10m

C$ 1,282

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 day to depart on your flight to Boston?

On average, the least expensive day to fly to Boston from London, Ontario is on a Thursday. momondo users have found tickets for Thursday departures for as low as C$ 430. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from London, Ontario to Boston on a Tuesday will generally be more expensive and average around C$ 1,708. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Boston?

Flying to Boston from London, Ontario in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 395 when looking at flights departing in the morning. Flights in the afternoon are often more expensive with an average ticket price of C$ 1,801.

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

4h 29m

Direct flights

None
The fastest flight from London, Ontario to Boston takes 4h 29m
There are no direct flights from London, Ontario to Boston. There are no popular flight routes from London, Ontario to Boston.
Search flight deals

Frequently asked questions about flying from London, Ontario to Boston

  • 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 4h 29m.

  • 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$ 391Free CancellationRating
7.1
11,126 reviews
Search Air Canada flights

Travelling to a place near Boston?

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

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.

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