How does KAYAK find such low prices on flights from Ontario to Boston?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Boston. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Boston?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Ontario is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Ontario to Boston?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boston with an airline and back to Ontario with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Boston?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

C$ 172 CHEAP FLIGHTS from Ontario to Boston

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Cheap Flights from Ontario to Boston

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Boston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Ontario to Boston

Fri, 3 Oct - Mon, 6 Oct

8:20 p.m. - 10:01 p.m.YTZ-BOS

1h 41mdirect

8:45 a.m. - 10:34 a.m.BOS-YTZ

1h 49mdirect

C$ 273Porter Airlines

Find Deal

Fri, 3 Oct - Sun, 5 Oct

8:20 p.m. - 10:01 p.m.YTZ-BOS

1h 41mdirect

9:20 a.m. - 11:09 a.m.BOS-YTZ

1h 49mdirect

C$ 274Porter Airlines

Find Deal

Sat, 29 Nov - Mon, 1 Dec

10:30 a.m. - 12:12 p.m.YYZ-BOS

1h 42mdirect

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

6h 10m1 stop

C$ 274Air Canada

Find Deal

Fri, 5 Dec - Sun, 7 Dec

11:00 a.m. - 2:52 p.m.YYZ-BOS

3h 52m1 stop

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

6h 10m2 stops

C$ 277Air Canada

Find Deal

Tue, 7 Oct - Wed, 22 Oct

1:30 p.m. - 11:59 p.m.YYZ-BOS

10h 29m1 stop

3:00 p.m. - 2:05 p.m.BOS-YYZ

23h 05m1 stop

C$ 296

Find Deal

Fri, 3 Oct - Sun, 5 Oct

10:45 a.m. - 4:22 p.m.YYZ-BOS

5h 37m1 stop

6:00 a.m. - 11:49 a.m.BOS-YYZ

5h 49m1 stop

C$ 303United Airlines

Find Deal

Fri, 3 Oct - Sun, 5 Oct

10:45 a.m. - 3:13 p.m.YYZ-BOS

4h 28m1 stop

6:00 a.m. - 11:49 a.m.BOS-YYZ

5h 49m1 stop

C$ 312United Airlines

Find Deal

Thu, 9 Oct - Sat, 11 Oct

7:30 a.m. - 1:25 p.m.YYZ-BOS

5h 55m1 stop

6:30 p.m. - 11:14 p.m.BOS-YYZ

4h 44m1 stop

C$ 321

Find Deal

Sat, 4 Oct - Thu, 23 Oct

2:30 p.m. - 6:28 p.m.YYZ-BOS

3h 58m1 stop

7:00 a.m. - 4:09 p.m.BOS-YYZ

9h 09m1 stop

C$ 349Delta

Find Deal

Sat, 4 Oct - Thu, 16 Oct

6:03 a.m. - 10:53 a.m.YYZ-BOS

4h 50m1 stop

9:59 a.m. - 5:23 p.m.BOS-YYZ

7h 24m1 stop

C$ 351Delta

Find Deal

Cheapest round-trip

C$ 273

Overall average: C$ 431

Porter Airlines

Fri 3/10Mon 6/10

YTZ - BOS • Direct

Cheapest one-way flights

C$ 172

Typical prices: C$ 236-431

Air Canada

Sat 25/10

YTZ - BOS • 2 stops

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We hope you love your trip to Boston!

Useful Info

Low season	January
High season	October
Cheapest flight	C$ 172

Best time to beat the crowds but there is an average 7% increase in price.

Most popular time to fly and prices are also 10% lower on average.

Flight from Toronto Island to Boston

How does KAYAK find such low prices on flights from Ontario to Boston?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Boston.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Boston?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Boston?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boston with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Boston?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Old Orchard Beach

Hampton Beach

Ogunquit

Cambridge

Wells

Waltham

Hampton

Woburn

South Portland

Kennebunkport

Marlborough

Merrimack

Nashua

Danvers

Burlington

Saco

Quincy

Andover

Peabody

Kennebunk

Everything you need to know for your flight to Boston

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Complete your trip

Direct Flights

Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Boston

Boston (BOS)

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BOS

C$ 172 Find Cheap Flights from Ontario to Boston

KAYAK searches hundreds of travel sites at once for deals on flights to Boston

Cheap Flights from Ontario to Boston

Recent round-trip flight deals from Ontario to Boston

Recent one-way flight deals from Ontario to Boston

Recent last minute flight deals from Ontario to Boston

Recent direct flight deals from Ontario to Boston

Everything you should know

Good to know

FAQs for booking flights from Ontario to Boston

How does KAYAK find such low prices on flights from Ontario to Boston?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Boston.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Boston?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Boston?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boston with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Boston?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Travelling to a place near Boston?

Everything you need to know for your flight to Boston

Information on the airport you'll fly into in Boston

Cabin class types available on flights to Ontario

Complete your trip to Boston with a hotel stay or car rental

Find direct flights for Boston

Flights to other popular destinations

Flights from domestic origins to Boston

Choose which airport to fly into in Boston

Find deals for your return flight