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>

$122 CHEAP FLIGHTS from Ontario to Boston

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

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Cheapest round-trip

$212

Overall average: $285

Porter Airlines

Tue 12/23Fri 1/2

YTZ - BOS • Non-stop

Cheapest one-way

$122

Typical prices: $186-$244

Multiple Airlines

Fri 1/9

YOW - BOS • 3 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Boston!

Flight Deals

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

Tue, Dec 23 - Fri, Jan 2

8:00 am - 9:35 amYTZ-BOS

1h 35mnonstop

7:05 am - 9:00 amBOS-YTZ

1h 55mnonstop

$212Porter Airlines

Find Deal

Thu, Dec 11 - Mon, Dec 15

11:05 am - 12:40 pmYTZ-BOS

1h 35mnonstop

3:40 pm - 10:03 pmBOS-YTZ

6h 23m1 stop

$213Porter Airlines

Find Deal

Sat, Mar 14 - Wed, Mar 18

11:00 am - 2:52 pmYYZ-BOS

3h 52m1 stop

6:15 am - 8:17 amBOS-YYZ

2h 02mnonstop

$213Air Canada

Find Deal

Thu, Jan 15 - Mon, Jan 19

9:00 am - 2:52 pmYYZ-BOS

5h 52m1 stop

5:30 am - 10:49 amBOS-YYZ

5h 19m1 stop

$214Air Canada

Find Deal

Mon, Dec 22 - Mon, Jan 5

11:05 am - 12:40 pmYTZ-BOS

1h 35mnonstop

6:55 pm - 8:50 pmBOS-YTZ

1h 55mnonstop

$214Porter Airlines

Find Deal

Sun, Jan 4 - Sun, Jan 11

8:00 am - 9:35 amYTZ-BOS

1h 35mnonstop

9:00 am - 10:55 amBOS-YTZ

1h 55mnonstop

$215Porter Airlines

Find Deal

Fri, Dec 12 - Sun, Dec 14

8:30 pm - 10:05 pmYTZ-BOS

1h 35mnonstop

3:40 pm - 10:03 pmBOS-YTZ

6h 23m1 stop

$216Porter Airlines

Find Deal

Sat, Jan 3 - Sat, Jan 10

8:55 pm - 10:37 pmYYZ-BOS

1h 42mnonstop

3:40 pm - 8:30 pmBOS-YYZ

4h 50m1 stop

$217Air Canada

Find Deal

Sat, Dec 6 - Thu, Dec 25

4:30 pm - 6:05 pmYTZ-BOS

1h 35mnonstop

10:20 am - 12:15 pmBOS-YTZ

1h 55mnonstop

$217Porter Airlines

Find Deal

Thu, Jan 8 - Sun, Jan 11

8:55 pm - 10:37 pmYYZ-BOS

1h 42mnonstop

3:30 pm - 8:11 pmBOS-YYZ

4h 41m1 stop

$227Multiple Airlines

Find Deal

Useful Info

Low season	January
High season	August
Cheapest flight	$122

Best time to beat the crowds but there is an average 16% increase in price.

Most popular time to fly with an average 3% increase in price.

Flight from Ottawa 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.

Hampton Beach

Hampton

Waltham

Wells

Plymouth

Warwick

Middletown

Everett

Gloucester

Concord

York Beach

Woburn

Brookline

Revere

West Yarmouth

Danvers

Burlington

South Portland

Braintree

Quincy

Everything you need to know for your flight to Boston

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Boston

Boston (BOS)

$122 Find Cheap Flights from Ontario to Boston

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

Everything you should know

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

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.

Traveling 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