HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
New Hampshire

$129+ Cheap flights from Ontario to New Hampshire

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MHT
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to New Hampshire with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to New Hampshire

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to New Hampshire (USNH). 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 21, 2025.

Round-trip from

$250
(Trip.com)

One-way from

$129
(Trip.com)
From Ontario to New Hampshire
Search Deals
One-way flight from Ontario to New Hampshire
Search Deals

Find flight deals from Ontario to New Hampshire

Cheapest flights from Ontario to New Hampshire
Explore the most affordable flight options available from Ontario to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This FlightHub deal was found by Cheapflights users on 1/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/510:40 amYTZ - BOS
2 stops7h 55mPorter Airlines
Mon 2/104:20 pmBOS - YTZ
1 stop6h 03mPorter Airlines
Deal found 1/21$249
This Booking.com deal was found by Cheapflights users on 1/21. 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.
Thu 2/209:00 amYYZ - BOS
1 stop5h 58mAir Canada
Sun 2/237:10 amBOS - YYZ
1 stop6h 31mAir Canada
Deal found 1/21$249
This FlightHub deal was found by Cheapflights users on 1/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/207:10 amYYZ - BOS
2 stops11h 25mPorter Airlines
Thu 2/274:20 pmBOS - YYZ
2 stops13h 57mPorter Airlines
Deal found 1/21$250
This Trip.com deal was found by Cheapflights users on 1/20. 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.
Thu 2/133:40 pmYOW - BOS
1 stop4h 35mPorter Airlines
Mon 2/177:05 amBOS - YOW
1 stop4h 09mPorter Airlines
Deal found 1/20$250
This Mytrip deal was found by Cheapflights users on 1/21. 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.
Fri 2/77:05 amYYZ - BOS
1 stop16h 27mMultiple Airlines
Mon 2/102:06 pmBOS - YYZ
1 stop9h 53mMultiple Airlines
Deal found 1/21$252
This Air Canada deal was found by Cheapflights users on 1/21. 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.
Mon 2/33:25 pmYTZ - BOS
1 stop4h 38mAir Canada
Sat 2/87:10 amBOS - YTZ
1 stop4h 40mAir Canada
Deal found 1/21$255
This Air Canada deal was found by Cheapflights users on 1/20. 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 3/86:10 pmYOW - BOS
1 stop4h 29mAir Canada
Sat 3/157:00 amBOS - YOW
1 stop5h 18mAir Canada
Deal found 1/20$259
This Mytrip deal was found by Cheapflights users on 1/21. 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.
Tue 2/47:00 amYTZ - BOS
3 stops17h 13mMultiple Airlines
Mon 2/106:00 amBOS - YTZ
2 stops16h 15mMultiple Airlines
Deal found 1/21$264
This Delta deal was found by Cheapflights users on 1/21. 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.
Sun 2/167:55 amYYZ - BOS
1 stop5h 24mDelta
Thu 2/208:00 amBOS - YYZ
1 stop5h 26mDelta
Deal found 1/21$270
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Tue 2/187:15 amYYZ - PWM
1 stop4h 08mUnited Airlines
Tue 2/251:14 pmPWM - YYZ
1 stop10h 32mUnited Airlines
Deal found 1/21$271
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Tue 2/48:00 amYYZ - BOS
Nonstop1h 42mUnited Airlines
Sat 2/810:25 amBOS - YYZ
Nonstop2h 00mUnited Airlines
Deal found 1/19$275
This Mytrip deal was found by Cheapflights users on 1/21. 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.
Mon 2/173:55 pmYUL - BOS
1 stop18h 24mMultiple Airlines
Wed 2/195:40 amBOS - YUL
1 stop11h 55mMultiple Airlines
Deal found 1/21$278

Find flights from Ontario to New Hampshire within your budget

Customize your flight search to find flights from Ontario to New Hampshire 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 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 2/5

10:40 am-6:35 pm

2 stops7h 55m

Boston Logan Intl

Mon 2/10

4:20 pm-10:23 pm

1 stop6h 03m

$249

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 2/20

9:00 am-2:58 pm

1 stop5h 58m

Boston Logan Intl

Sun 2/23

7:10 am-1:41 pm

1 stop6h 31m

$249

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 2/20

7:10 am-6:35 pm

2 stops11h 25m

Boston Logan Intl

Thu 2/27

4:20 pm-6:17 am

2 stops13h 57m

$250

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Thu 2/13

3:40 pm-8:15 pm

1 stop4h 35m

Boston Logan Intl

Mon 2/17

7:05 am-11:14 am

1 stop4h 09m

$250

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 2/7

7:05 am-11:32 pm

1 stop16h 27m

Boston Logan Intl

Mon 2/10

2:06 pm-11:59 pm

1 stop9h 53m

$252

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Mon 2/3

3:25 pm-8:03 pm

1 stop4h 38m

Boston Logan Intl

Sat 2/8

7:10 am-11:50 am

1 stop4h 40m

$255

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Sat 3/8

6:10 pm-10:39 pm

1 stop4h 29m

Boston Logan Intl

Sat 3/15

7:00 am-12:18 pm

1 stop5h 18m

$259

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 2/4

7:00 am-12:13 am

3 stops17h 13m

Boston Logan Intl

Mon 2/10

6:00 am-10:15 pm

2 stops16h 15m

$264

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sun 2/16

7:55 am-1:19 pm

1 stop5h 24m

Boston Logan Intl

Thu 2/20

8:00 am-1:26 pm

1 stop5h 26m

$270

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Tue 2/18

7:15 am-11:23 am

1 stop4h 08m

Portland

Tue 2/25

1:14 pm-11:46 pm

1 stop10h 32m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Ontario to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire 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 New Hampshire

Get recent, data-driven insights about flights from Ontario to New Hampshire including ideal travel times, pricing trends, and more.
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. 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 New Hampshire. Reviews last updated January 21, 2025.
See what other customers who have flown with Air Canada, United Airlines and American Airlines from Ontario to New Hampshire 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
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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
277 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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
8,985 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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 New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The cheapest airlines for a one-way flight from Region of Ontario to New Hampshire are Porter Airlines ($129), Air Canada ($157), and United Airlines ($158).

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

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

  • How can I find direct flights from Ontario to New Hampshire?

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

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

    Yes. Cheapflights offers flight deals from Ontario to New Hampshire 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 New Hampshire?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to New Hampshire (average of $334). Flying from Region of Ontario to New Hampshire in June is currently the most expensive (average of $453). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Fort Lauderdale flights
Pearson Intl to Newark flights
Pearson Intl to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Toronto Island to Newark flights
Pearson Intl to Miami flights
Pierre Elliott Trudeau Intl to Newark flights
Pearson Intl to Las Vegas flights
Pearson Intl to Orlando flights
Pearson Intl to LaGuardia flights
Vancouver Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Miami flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Vancouver Intl to Los Angeles flights
Toronto Island to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to Orlando flights
Pearson Intl to Dallas/Fort Worth flights
Pearson Intl to Tampa flights
Toronto Island to Orlando flights
Vancouver Intl to Honolulu flights
Vancouver Intl to San Francisco flights
Vancouver Intl to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Vancouver Intl to Newark flights
Pearson Intl to San Francisco flights
Pearson Intl to Los Angeles flights
Vancouver Intl to New Orleans flights
Pearson Intl to West Palm Beach flights
Pearson Intl to Sky Harbor Intl flights
Pearson Intl to O'Hare Intl flights
Vancouver Intl to Palm Springs flights
Pearson Intl to Hobby flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pearson Intl to Nashville flights
Pearson Intl to Atlanta flights
Pearson Intl to Dulles Intl flights
Pearson Intl to Fort Myers flights
Pearson Intl to Reagan-National flights
Ottawa to Orlando flights
Québec City to Fort Lauderdale flights
Pearson Intl to George Bush Intcntl flights
Pearson Intl to New Orleans flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Vancouver Intl to Sky Harbor Intl flights
Vancouver Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pearson Intl to Honolulu flights
Vancouver Intl to Orlando flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.