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Cheap flights from Boston to Ontario from C$ 136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Ontario departing on 29/10. 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 Boston to Ontario

Cheap round-trip flights

Multiple Airlines Logo
6:00 a.m. - 11:45 a.m.BOS-YTZ
5h 45m1 stop
Multiple Airlines Logo
3:10 p.m. - 4:51 p.m.YTZ-BOS
1h 41mdirect
C$ 291Multiple Airlines
Find Deal
Thu, 16 Oct - Mon, 20 Oct
Air Canada Logo
6:15 a.m. - 8:17 a.m.BOS-YYZ
2h 02mdirect
Air Canada Logo
4:20 p.m. - 6:02 p.m.YYZ-BOS
1h 42mdirect
C$ 293Air Canada
Find Deal
Fri, 7 Nov - Fri, 14 Nov
Multiple Airlines Logo
6:00 a.m. - 11:45 a.m.BOS-YTZ
5h 45m1 stop
Multiple Airlines Logo
3:10 p.m. - 4:51 p.m.YTZ-BOS
1h 41mdirect
C$ 293Multiple Airlines
Find Deal
Thu, 16 Oct - Mon, 20 Oct
Air Canada Logo
5:30 a.m. - 11:40 a.m.BOS-YYZ
6h 10m1 stop
Air Canada Logo
8:55 p.m. - 10:37 p.m.YYZ-BOS
1h 42mdirect
C$ 294Air Canada
Find Deal
Fri, 7 Nov - Fri, 14 Nov
Multiple Airlines Logo
3:40 p.m. - 7:55 p.m.BOS-YTZ
4h 15m1 stop
Multiple Airlines Logo
8:00 a.m. - 9:35 a.m.YTZ-BOS
1h 35mdirect
C$ 296Multiple Airlines
Find Deal
Sat, 8 Nov - Sat, 15 Nov
Porter Airlines Logo
7:00 a.m. - 8:55 a.m.BOS-YTZ
1h 55mdirect
Porter Airlines Logo
11:05 a.m. - 12:40 p.m.YTZ-BOS
1h 35mdirect
C$ 301Porter Airlines
Find Deal
Thu, 6 Nov - Thu, 13 Nov
Porter Airlines Logo
7:00 a.m. - 8:55 a.m.BOS-YTZ
1h 55mdirect
Porter Airlines Logo
11:05 a.m. - 12:40 p.m.YTZ-BOS
1h 35mdirect
C$ 304Porter Airlines
Find Deal
Sat, 8 Nov - Sat, 15 Nov
United Airlines Logo
8:00 a.m. - 1:47 p.m.BOS-YYZ
5h 47m1 stop
United Airlines Logo
5:15 p.m. - 12:50 a.m.YYZ-BOS
7h 35m1 stop
C$ 386United Airlines
Find Deal
Sat, 18 Oct - Sat, 18 Oct
WestJet Logo
6:30 p.m. - 12:40 a.m.BOS-YHM
30h 10m1 stop
WestJet Logo
6:00 a.m. - 5:40 p.m.YHM-BOS
11h 40m1 stop
C$ 771WestJet
Find Deal
Sun, 12 Oct - Fri, 17 Oct
WestJet Logo
6:30 p.m. - 12:40 a.m.BOS-YHM
30h 10m1 stop
WestJet Logo
6:00 a.m. - 5:40 p.m.YHM-BOS
11h 40m1 stop
C$ 985WestJet
Find Deal
Fri, 17 Oct - Mon, 20 Oct

Air Canada flights from Boston to Region of Ontario

Our best Air Canada deals on Boston to Region of Ontario flight tickets
Air Canada
7 Nov
BOS6:15 a.m.Boston Logan Intl
2h 02m
YYZ8:17 a.m.Toronto Pearson Intl
14 Nov
YYZ4:20 p.m.Toronto Pearson Intl
1h 42m
BOS6:02 p.m.Boston Logan Intl
C$ 293
Find similar
Air Canada
7 Nov
BOS5:30 a.m.Boston Logan Intl
6h 10m
1 stop
YYZ11:40 a.m.Toronto Pearson Intl
14 Nov
YYZ8:55 p.m.Toronto Pearson Intl
1h 42m
BOS10:37 p.m.Boston Logan Intl
C$ 294
Find similar
Air Canada
7 Nov
BOS6:40 p.m.Boston Logan Intl
4h 24m
1 stop
YYZ11:04 p.m.Toronto Pearson Intl
14 Nov
YYZ5:00 p.m.Toronto Pearson Intl
4h 27m
1 stop
BOS9:27 p.m.Boston Logan Intl
C$ 301
Find similar

American Airlines flights from Boston to Region of Ontario

Our best American Airlines deals on Boston to Region of Ontario flight tickets
American Airlines
6 Oct
BOS6:00 a.m.Boston Logan Intl
6h 00m
1 stop
YYZ12:00 p.m.Toronto Pearson Intl
6 Oct
YYZ5:59 p.m.Toronto Pearson Intl
4h 51m
1 stop
BOS10:50 p.m.Boston Logan Intl
C$ 484
Find similar
American Airlines
5 Oct
BOS7:29 p.m.Boston Logan Intl
3h 34m
1 stop
YYZ11:03 p.m.Toronto Pearson Intl
26 Oct
YYZ7:15 a.m.Toronto Pearson Intl
5h 55m
1 stop
BOS1:10 p.m.Boston Logan Intl
C$ 549
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Region of Ontario 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 24 September 2025.
Use the filters below to find and compare flights from Boston to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 16/10

6:00 a.m.-11:45 a.m.

1 stop5h 45m

Toronto Island

Mon 20/10

3:10 p.m.-4:51 p.m.

Nonstop1h 41m

C$ 291

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 7/11

6:15 a.m.-8:17 a.m.

Nonstop2h 02m

Toronto Pearson Intl

Fri 14/11

4:20 p.m.-6:02 p.m.

Nonstop1h 42m

C$ 293

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 16/10

6:00 a.m.-11:45 a.m.

1 stop5h 45m

Toronto Island

Mon 20/10

3:10 p.m.-4:51 p.m.

Nonstop1h 41m

C$ 293

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 7/11

5:30 a.m.-11:40 a.m.

1 stop6h 10m

Toronto Pearson Intl

Fri 14/11

8:55 p.m.-10:37 p.m.

Nonstop1h 42m

C$ 294

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sat 8/11

3:40 p.m.-7:55 p.m.

1 stop4h 15m

Toronto Island

Sat 15/11

8:00 a.m.-9:35 a.m.

Nonstop1h 35m

C$ 296

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 6/11

7:00 a.m.-8:55 a.m.

Nonstop1h 55m

Toronto Island

Thu 13/11

11:05 a.m.-12:40 p.m.

Nonstop1h 35m

C$ 301

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sat 8/11

7:00 a.m.-8:55 a.m.

Nonstop1h 55m

Toronto Island

Sat 15/11

11:05 a.m.-12:40 p.m.

Nonstop1h 35m

C$ 304

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Sat 18/10

8:00 a.m.-1:47 p.m.

1 stop5h 47m

Toronto Pearson Intl

Sat 18/10

5:15 p.m.-12:50 a.m.

1 stop7h 35m

C$ 386

BostonHamilton

BOS - YHM

BOSYHM

Boston Logan Intl

Sun 12/10

6:30 p.m.-12:40 a.m.

1 stop30h 10m

Hamilton

Fri 17/10

6:00 a.m.-5:40 p.m.

1 stop11h 40m

C$ 771

BostonHamilton

BOS - YHM

BOSYHM

Boston Logan Intl

Fri 17/10

6:30 p.m.-12:40 a.m.

1 stop30h 10m

Hamilton

Mon 20/10

6:00 a.m.-5:40 p.m.

1 stop11h 40m

C$ 985

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 Ontario from

How to get the cheapest flight ticket from Boston to Region of 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

What is the cheapest month to fly to Region of Ontario?

In general, March is the cheapest month to fly from Boston to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 395. If you are unable to visit Region of Ontario during the month of March, then departing from Boston during the month July is also very affordable. Most momondo users find prices during this month for around C$ 395.

What is the cheapest day to depart on your flight to Region of Ontario?

The cheapest day to depart from Boston to Region of Ontario is on a Thursday. Travellers who choose to depart for Region of Ontario on a Thursday will often find tickets for as low as C$ 435. The most expensive day to fly to Region of Ontario is Tuesday, with ticket prices averaging around C$ 509.

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

Our most recent data shows that the best time of day to fly to Region of Ontario is in the morning. Flights from Boston to Region of Ontario during this time can be as low as C$ 467. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are C$ 540 on average. Flights to Region of Ontario from Boston in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Boston Logan Intl to Ontario flight route?

Fly from Boston Logan Intl to Toronto Pearson Intl for the best Boston Logan Intl - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 521 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Boston for as low as C$ 358 on momondo.

What cabin class options are available on Boston Logan Intl to Ontario flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Region of Ontario flights?

No. A direct flight is the cheapest option for a flight between Boston to Region of Ontario.

Cheap Boston to Region of Ontario flight deals and tips

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

Best price found

C$ 239

Fastest flight time

1h 25m

Direct flights

Every day

Airports in Region of Ontario

4 airports
The best one-way flight to Region of Ontario from Boston in the past 72 hours is C$ 239. The best round-trip flight deal from Boston to Region of Ontario found on momondo in the last 72 hours is C$ 328.
The fastest flight from Boston to Region of Ontario takes 1h 25m
Direct flights go from Boston to Region of Ontario every day.
There are 4 airports near Region of Ontario: Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ), Toronto Island (YTZ)
Search flight deals

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

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

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

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

    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 Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The required travel and health documents for your Ontario 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 Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Boston to Region of Ontario?

Best airlines flying from Boston to Region of Ontario

Compare and see reviews for airlines that fly from Boston to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 271Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 272Free CancellationRating
7.9
369 reviews
Search Porter Airlines flights
United AirlinesPriceFrom C$ 345Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Ontario . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Ontario from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Boston to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

An easier way to manage your Region of Ontario trip

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