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$148+ Cheap flights from Ontario to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOS
Jan 21 — Jan 281
Tue 1/21
Tue 1/28
1 adult, Economy
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Cheap flight deals from Ontario to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 16, 2025.

Round-trip from

$254
(Cheapflightsfares)

One-way from

$148
(Trip.com)
From Ontario to Boston Logan Intl
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One-way flight from Ontario to Boston Logan Intl
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Find flight deals from Ontario to Boston

Cheapest flights from Ontario to Boston
Explore the most affordable flight options available from Ontario to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/36:40 pmYTZ - BOS
Nonstop1h 35mPorter Airlines
Sat 2/87:05 amBOS - YTZ
Nonstop1h 59mPorter Airlines
Deal found 1/15$254
This Trip.com deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/145:00 pmYOW - BOS
Nonstop1h 15mPorter Airlines
Fri 2/214:15 pmBOS - YOW
Nonstop1h 29mPorter Airlines
Deal found 1/14$254
This Mytrip deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/237:50 pmYYZ - BOS
1 stop17h 11mMultiple Airlines
Mon 1/2710:27 amBOS - YYZ
1 stop13h 26mMultiple Airlines
Deal found 1/16$255
This Booking.com deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/78:55 pmYYZ - BOS
Nonstop1h 42mAir Canada
Sun 2/96:10 amBOS - YYZ
Nonstop2h 12mAir Canada
Deal found 1/14$258
This Kissandfly.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/610:30 amYYZ - BOS
Nonstop1h 42mLufthansa
Sun 2/96:10 amBOS - YYZ
Nonstop2h 12mLufthansa
Deal found 1/15$264
This United Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/52:15 pmYYZ - BOS
Nonstop1h 44mUnited Airlines
Tue 3/1110:30 amBOS - YYZ
Nonstop2h 00mUnited Airlines
Deal found 1/15$265
This Air Canada deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/153:25 pmYTZ - BOS
1 stop4h 38mAir Canada
Tue 2/1810:50 amBOS - YTZ
1 stop6h 00mAir Canada
Deal found 1/15$271
This Mytrip deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/292:00 pmYTZ - BOS
2 stops20h 36mMultiple Airlines
Sat 2/87:05 amBOS - YTZ
Nonstop1h 59mMultiple Airlines
Deal found 1/16$288
This Delta deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/66:15 amYYZ - BOS
1 stop7h 04mDelta
Sun 2/96:00 amBOS - YYZ
1 stop5h 15mDelta
Deal found 1/15$288
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/245:29 pmYYZ - BOS
1 stop5h 01mAmerican Airlines
Mon 3/107:58 amBOS - YYZ
1 stop5h 02mAmerican Airlines
Deal found 1/16$292
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/296:45 amYUL - BOS
3 stops27h 51mMultiple Airlines
Thu 1/303:50 pmBOS - YUL
3 stops24h 55mMultiple Airlines
Deal found 1/15$292
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/279:25 amYOW - BOS
3 stops24h 54mMultiple Airlines
Mon 3/35:52 pmBOS - YOW
2 stops21h 20mMultiple Airlines
Deal found 1/15$294

Find flights from Ontario to Boston within your budget

Customize your flight search to find flights from 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, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Mon 2/3

6:40 pm-8:15 pm

Nonstop1h 35m

Boston Logan Intl

Sat 2/8

7:05 am-9:04 am

Nonstop1h 59m

$254

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 2/14

5:00 pm-6:15 pm

Nonstop1h 15m

Boston Logan Intl

Fri 2/21

4:15 pm-5:44 pm

Nonstop1h 29m

$254

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 2/4

10:30 am-7:06 pm

1 stop8h 36m

Boston Logan Intl

Wed 2/5

7:57 am-1:00 pm

1 stop5h 03m

$255

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 2/18

7:05 am-10:41 pm

2 stops15h 36m

Boston Logan Intl

Thu 2/20

8:32 pm-6:25 pm

2 stops21h 53m

$256

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 2/7

8:55 pm-10:37 pm

Nonstop1h 42m

Boston Logan Intl

Sun 2/9

6:10 am-8:22 am

Nonstop2h 12m

$258

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 2/6

10:30 am-12:12 pm

Nonstop1h 42m

Boston Logan Intl

Sun 2/9

6:10 am-8:22 am

Nonstop2h 12m

$264

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Wed 3/5

2:15 pm-3:59 pm

Nonstop1h 44m

Boston Logan Intl

Tue 3/11

10:30 am-12:30 pm

Nonstop2h 00m

$265

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Mon 2/24

2:00 pm-6:15 pm

1 stop4h 15m

Boston Logan Intl

Fri 2/28

4:15 pm-6:17 am

2 stops14h 02m

$270

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 2/15

8:25 am-2:58 pm

1 stop6h 33m

Boston Logan Intl

Tue 2/18

10:50 am-6:43 pm

2 stops7h 53m

$271

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 2/6

6:15 am-1:19 pm

1 stop7h 04m

Boston Logan Intl

Sun 2/9

6:00 am-11:15 am

1 stop5h 15m

$288

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 54 results
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Best time to book a flight from Ontario to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Boston

Get recent, data-driven insights about flights from Ontario to Boston including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Region of Ontario to Boston?

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Boston (average of $218). Flying from Region of Ontario to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to BOS?

Find hourly flight availability from Ontario to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 16, 2025.

When flying from Region of Ontario to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Region of Ontario to Boston

Explore weekly flight availability from Ontario to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 16, 2025.

The most flights from CAON to BOS are scheduled on a Thursday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated January 16, 2025.
See what other customers who have flown with Porter Airlines, American Airlines and United Airlines from Ontario to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,511 reviews

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Porter Airlines
7.9
Good
276 reviews
Delta
8.0
Very good
8,511 reviews

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
8,511 reviews

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,964 reviews
Delta
8.0
Very good
8,511 reviews

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,511 reviews

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ontario to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from Ontario?

    Located just 2.6 mi from the city center, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Boston from Ontario.

  • What are the cheapest airlines to fly from Region of Ontario to Boston one-way?

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at $148. Air Transat flights start at $158 while deals on Air Canada start at $158 one-way.

  • What are the most popular routes from Region of Ontario to Boston?

    While some choose either Montreal Pierre Elliott Trudeau Intl - Boston Logan Intl or Toronto Island - Boston Logan Intl, Toronto Pearson Intl - Boston Logan Intl is the most popular route from Region of Ontario to Boston.

  • What are the most reliable airlines from Region of Ontario to Boston?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Region of Ontario to Boston on time: TAP AIR PORTUGAL (75%), Jazz (70%), United Airlines (61%).

  • What are the cheapest flights from Region of Ontario to Boston?

    While on average a flight from Region of Ontario to Boston is generally $628, our data shows the cheapest flight currently is $162. When looking at the most popular route, (Toronto Pearson Intl - Boston Logan Intl), you can expect to pay $235 for that flight.

  • Can I find deals for flights from Ontario to Boston that include hotel bookings?

    Yes. In addition to deals on Ontario to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Boston.

  • Can I find deals for business class flights from Ontario to Boston?

    Yes. Cheapflights offers flight deals from Ontario to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Boston?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Boston (average of $218). Flying from Region of Ontario to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Sturbridge
Warwick
Marlborough
Waltham
Brockton
Watertown
Cambridge
Framingham
Somerville
Chestnut Hill
Seekonk
Randolph
West Yarmouth
Woburn
Saco
Seabrook
Salem
Brookline
Fall River
Wells

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Alternative routes for Ontario to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Boston flights
Pierre Elliott Trudeau Intl to Boston flights
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Ottawa to Hartford flights
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Pearson Intl to Nantucket flights
Pierre Elliott Trudeau Intl to Provincetown flights
Timmins to Boston flights
Kamloops to Boston flights
Québec City to Hartford flights
Winnipeg to Albany flights
Halifax to Albany flights
Pierre Elliott Trudeau Intl to Nantucket flights

Top 6 airlines flying from Ontario to Boston

Discover the top 6 airlines that operate flights from Ontario to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Lynx AirCheapest$101Average$184FlexibilityNo cancel feeOn-timeN/A
Porter AirlinesCheapest$209Average$338FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$214Average$313FlexibilityNo cancel feeOn-time50%
Air CanadaCheapest$222Average$323FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$242Average$394FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$325Average$586FlexibilityNo cancel feeOn-time71%
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