Cheap flights from Ontario to Boston from C$ 173
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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to Boston
Keep the following information in mind while searching for Ontario to Boston flight deals. Data was last updated 2 July 2025.
Round-trip from | C$ 279 |
---|---|
One-way from | C$ 173 |
Popular in | December |
Cheapest in | March |
Average price | C$ 349 |
Good round-trip deal | C$ 288 or less |
Good one-way deal | C$ 182 or less |
Find flight deals from Ontario to Boston
Cheapest flights from Ontario to BostonExplore 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 2 July 2025.
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 2 July 2025.
Cheapflights Fare Finder
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 629,999 searches. Data last updated 2 July 2025.
Use the filters below to find and compare flights from Ontario to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
TorontoBoston
YTZ - BOS
YTZBOS
Toronto Island
Thu 14/8
10:25 a.m.-2:35 p.m.
1 stop4h 10m
Boston Logan Intl
Thu 21/8
5:50 a.m.-11:46 a.m.
1 stop5h 56m
TorontoBoston
YTZ - BOS
YTZBOS
Toronto Island
Tue 5/8
9:50 a.m.-11:31 a.m.
Nonstop1h 41m
Boston Logan Intl
Wed 6/8
3:30 p.m.-7:42 p.m.
1 stop4h 12m
TorontoBoston
YYZ - BOS
YYZBOS
Toronto Pearson Intl
Tue 29/7
8:00 a.m.-2:35 p.m.
1 stop6h 35m
Boston Logan Intl
Sat 2/8
6:00 a.m.-7:55 a.m.
Nonstop1h 55m
TorontoBoston
YYZ - BOS
YYZBOS
Toronto Pearson Intl
Sun 21/9
8:55 p.m.-10:39 p.m.
Nonstop1h 44m
Boston Logan Intl
Mon 22/9
6:00 a.m.-7:56 a.m.
Nonstop1h 56m
TorontoBoston
YYZ - BOS
YYZBOS
Toronto Pearson Intl
Sun 21/9
2:15 p.m.-3:59 p.m.
Nonstop1h 44m
Boston Logan Intl
Mon 22/9
6:30 p.m.-11:14 p.m.
1 stop4h 44m
TorontoBoston
YTZ - BOS
YTZBOS
Toronto Island
Thu 14/8
3:00 p.m.-4:41 p.m.
Nonstop1h 41m
Boston Logan Intl
Thu 21/8
5:50 a.m.-11:46 a.m.
1 stop5h 56m
TorontoBoston
YYZ - BOS
YYZBOS
Toronto Pearson Intl
Tue 22/7
6:30 a.m.-11:36 a.m.
1 stop5h 06m
Boston Logan Intl
Tue 22/7
4:40 p.m.-11:05 p.m.
1 stop6h 25m
TorontoBoston
YTZ - BOS
YTZBOS
Toronto Island
Wed 23/7
7:50 p.m.-9:31 p.m.
Nonstop1h 41m
Boston Logan Intl
Thu 31/7
8:45 a.m.-10:34 a.m.
Nonstop1h 49m
OttawaBoston
YOW - BOS
YOWBOS
Ottawa
Wed 1/10
5:00 p.m.-6:28 p.m.
Nonstop1h 28m
Boston Logan Intl
Sat 8/11
4:15 p.m.-5:44 p.m.
Nonstop1h 29m
MontrealBoston
YUL - BOS
YULBOS
Montreal Pierre Elliott Trudeau Intl
Sat 19/7
4:00 p.m.-10:38 p.m.
1 stop6h 38m
Boston Logan Intl
Thu 24/7
6:00 a.m.-12:21 p.m.
1 stop6h 21m
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.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Boston
What is the cheapest month to book a flight from Region of Ontario to Boston?
Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Boston (average of C$ 291). Flying from Region of Ontario to Boston in April is currently the most expensive (average of C$ 350). 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 2 July 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Boston as you normally would.
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 2 July 2025.
The most flights from CAON to BOS are scheduled on a Tuesday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).
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 2 July 2025.
Read reviews from past customers who have flown Porter Airlines,Delta, andAir Transat from Ontario to Boston. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
Comfort
Entertainment
Overall
Boarding
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Comfort
Entertainment
Overall
Boarding
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Comfort
Entertainment
Overall
Boarding
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Comfort
Entertainment
Overall
Boarding
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Comfort
Entertainment
Overall
Boarding
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Comfort
Entertainment
Overall
Boarding
Food
Reviews
Mary,Jun 2025
FLL - YYZ
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.
Travelling to a place near Ontario?
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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.
Top 5 airlines flying from Ontario to Boston
Discover the top 5 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 629,999 searches. Data last updated 2 July 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Ontario to Boston?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Boston. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Boston?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Ontario.
Can Cheapflights find flights from Ontario to Boston with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Boston, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Ontario to Boston become cheaper?
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