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Cheap flights from Boston to Ontario from C$ 149

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 12/2. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
6:55 p.m. - 8:50 p.m.
BOS
-
YTZ
1h 55mdirect
Porter Airlines Logo
1:10 p.m. - 2:45 p.m.
YTZ
-
BOS
1h 35mdirect
C$ 314Porter Airlines
Thu, 29 Jan - Sun, 1 Feb
Porter Airlines Logo
9:00 a.m. - 10:59 a.m.
BOS
-
YTZ
1h 59mdirect
Porter Airlines Logo
2:05 p.m. - 6:10 p.m.
YTZ
-
BOS
4h 05m1 stop
C$ 316Porter Airlines
Tue, 31 Mar - Fri, 3 Apr
Porter Airlines Logo
6:55 p.m. - 8:50 p.m.
BOS
-
YTZ
1h 55mdirect
Porter Airlines Logo
9:30 a.m. - 11:05 a.m.
YTZ
-
BOS
1h 35mdirect
C$ 317Porter Airlines
Fri, 23 Jan - Sun, 25 Jan
Porter Airlines Logo
1:30 p.m. - 3:25 p.m.
BOS
-
YTZ
1h 55mdirect
Porter Airlines Logo
6:55 p.m. - 8:30 p.m.
YTZ
-
BOS
1h 35mdirect
C$ 319Porter Airlines
Sat, 31 Jan - Mon, 2 Feb
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$ 327Air Canada
Fri, 6 Feb - Fri, 13 Feb
Air Canada Logo
5:30 a.m. - 11:40 a.m.
BOS
-
YYZ
6h 10m1 stop
Air Canada Logo
4:20 p.m. - 6:02 p.m.
YYZ
-
BOS
1h 42mdirect
C$ 338Air Canada
Fri, 6 Feb - Fri, 13 Feb
Multiple Airlines Logo
3:43 p.m. - 2:20 p.m.
BOS
-
YYZ
22h 37m1 stop
Multiple Airlines Logo
3:40 p.m. - 11:57 p.m.
YYZ
-
BOS
8h 17m1 stop
C$ 341Multiple Airlines
Fri, 30 Jan - Tue, 3 Feb
Multiple Airlines Logo
3:30 p.m. - 8:11 p.m.
BOS
-
YYZ
4h 41m1 stop
Multiple Airlines Logo
8:55 p.m. - 10:37 p.m.
YYZ
-
BOS
1h 42mdirect
C$ 345Multiple Airlines
Thu, 29 Jan - Sun, 1 Feb
WestJet Logo
6:25 p.m. - 5:10 p.m.
BOS
-
YHM
22h 45m1 stop
WestJet Logo
6:10 p.m. - 5:40 p.m.
YHM
-
BOS
23h 30m1 stop
C$ 451WestJet
Thu, 7 May - Mon, 11 May
WestJet Logo
6:25 p.m. - 5:10 p.m.
BOS
-
YHM
22h 45m1 stop
WestJet Logo
6:10 p.m. - 5:40 p.m.
YHM
-
BOS
23h 30m1 stop
C$ 459WestJet
Fri, 1 May - Sun, 3 May

Air Canada flights from Boston to Region of Ontario

Our best Air Canada deals on Boston to Region of Ontario flight tickets
Air Canada
30 Jan
BOS5:30 a.m.Boston Logan Intl
5h 19m
1 stop
YYZ10:49 a.m.Toronto Pearson Intl
1 Feb
YYZ10:00 a.m.Toronto Pearson Intl
4h 52m
1 stop
BOS2:52 p.m.Boston Logan Intl
C$ 303
Air Canada
30 Jan
BOS5:30 a.m.Boston Logan Intl
6h 10m
1 stop
YYZ11:40 a.m.Toronto Pearson Intl
1 Feb
YYZ10:00 a.m.Toronto Pearson Intl
4h 52m
1 stop
BOS2:52 p.m.Boston Logan Intl
C$ 306
Air Canada
2 Feb
BOS10:45 a.m.Boston Logan Intl
2h 03m
YYZ12:48 p.m.Toronto Pearson Intl
5 Feb
YYZ10:30 a.m.Toronto Pearson Intl
1h 42m
BOS12:12 p.m.Boston Logan Intl
C$ 327

United Airlines flights from Boston to Region of Ontario

Our best United Airlines deals on Boston to Region of Ontario flight tickets
United Airlines
24 Jan
BOS9:30 a.m.Boston Logan Intl
6h 32m
1 stop
YYZ4:02 p.m.Toronto Pearson Intl
24 Jan
YYZ7:40 p.m.Toronto Pearson Intl
4h 09m
1 stop
BOS11:49 p.m.Boston Logan Intl
C$ 405
United Airlines
25 Jan
BOS8:10 a.m.Boston Logan Intl
5h 33m
1 stop
YYZ1:43 p.m.Toronto Pearson Intl
27 Jan
YYZ9:30 a.m.Toronto Pearson Intl
3h 43m
1 stop
BOS1:13 p.m.Boston Logan Intl
C$ 440
United Airlines
24 Jan
BOS9:30 a.m.Boston Logan Intl
6h 32m
1 stop
YYZ4:02 p.m.Toronto Pearson Intl
25 Jan
YYZ7:30 a.m.Toronto Pearson Intl
5h 43m
1 stop
BOS1:13 p.m.Boston Logan Intl
C$ 442

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 12 January 2026.
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 29/1

6:55 p.m.-8:50 p.m.

Nonstop1h 55m

Toronto Island

Sun 1/2

1:10 p.m.-2:45 p.m.

Nonstop1h 35m

C$ 314

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 31/3

9:00 a.m.-10:59 a.m.

Nonstop1h 59m

Toronto Island

Fri 3/4

2:05 p.m.-6:10 p.m.

1 stop4h 05m

C$ 316

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 23/1

6:55 p.m.-8:50 p.m.

Nonstop1h 55m

Toronto Island

Sun 25/1

9:30 a.m.-11:05 a.m.

Nonstop1h 35m

C$ 317

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sat 31/1

1:30 p.m.-3:25 p.m.

Nonstop1h 55m

Toronto Island

Mon 2/2

6:55 p.m.-8:30 p.m.

Nonstop1h 35m

C$ 319

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 6/2

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

Nonstop2h 02m

Toronto Pearson Intl

Fri 13/2

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

Nonstop1h 42m

C$ 327

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 6/2

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

1 stop6h 10m

Toronto Pearson Intl

Fri 13/2

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

Nonstop1h 42m

C$ 338

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 30/1

3:43 p.m.-2:20 p.m.

1 stop22h 37m

Toronto Pearson Intl

Tue 3/2

3:40 p.m.-11:57 p.m.

1 stop8h 17m

C$ 341

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 29/1

3:30 p.m.-8:11 p.m.

1 stop4h 41m

Toronto Pearson Intl

Sun 1/2

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

Nonstop1h 42m

C$ 345

BostonHamilton

BOS - YHM

BOSYHM

Boston Logan Intl

Thu 7/5

6:25 p.m.-5:10 p.m.

1 stop22h 45m

Hamilton

Mon 11/5

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

1 stop23h 30m

C$ 451

BostonHamilton

BOS - YHM

BOSYHM

Boston Logan Intl

Fri 1/5

6:25 p.m.-5:10 p.m.

1 stop22h 45m

Hamilton

Sun 3/5

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

1 stop23h 30m

C$ 459

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, October 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$ 380. If you are unable to visit Region of Ontario during the month of October, then departing from Boston during the month September is also very affordable. Most momondo users find prices during this month for around C$ 387.

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 Saturday. Travellers who choose to depart for Region of Ontario on a Saturday will often find tickets for as low as C$ 421. The most expensive day to fly to Region of Ontario is Tuesday, with ticket prices averaging around C$ 514.

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$ 434. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are C$ 564 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 Island 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$ 498 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$ 408 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?

You could potentially save up to 21% on your flight if you consider stops on a Boston to Region of Ontario flight.

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$ 265

Fastest flight time

1h 23m

Direct flights

Every day

Airports in Region of Ontario

123 airports
The best one-way flight to Region of Ontario from Boston in the past 72 hours is C$ 265. The best round-trip flight deal from Boston to Region of Ontario found on momondo in the last 72 hours is C$ 356.
The fastest flight from Boston to Region of Ontario takes 1h 23m
Direct flights go from Boston to Region of Ontario every day.
There are 123 airports in Region of Ontario. From Boston there are direct flights to Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL), 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$ 275Free CancellationRating
7.1
10,610 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 306Free CancellationRating
8.0
406 reviews
Search Porter Airlines flights
United AirlinesPriceFrom C$ 346Free CancellationRating
7.4
9,145 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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