Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Ontario to New Hampshire from C$ 187

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 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MHT
16 Jul — 23 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to New Hampshire

Enter your travel dates to find the best prices.

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 16 June 2026.

Thu 2/710:35 a.m.
YUL
-
BOS
1 stop6h 09m
Porter Airlines
Sun 5/77:10 a.m.
BOS
-
YUL
1 stop5h 00m
Porter Airlines
Deal found 16/6C$ 287
Wed 1/77:20 p.m.
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Sun 5/74:45 p.m.
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Deal found 16/6C$ 288
Fri 10/73:05 p.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Mon 13/74:45 p.m.
BOS
-
YTZ
1 stop5h 33m
Porter Airlines
Deal found 16/6C$ 289
Tue 7/74:55 p.m.
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Tue 28/710:05 a.m.
BOS
-
YYZ
Nonstop1h 55m
Porter Airlines
Deal found 16/6C$ 289
Fri 3/78:50 a.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Mon 6/77:10 a.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Deal found 16/6C$ 291
Thu 2/77:25 a.m.
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Wed 8/77:30 p.m.
BOS
-
YYZ
Nonstop1h 55m
Porter Airlines
Deal found 16/6C$ 291
Fri 10/77:20 p.m.
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Sat 11/74:45 p.m.
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Deal found 16/6C$ 291
Thu 9/77:15 a.m.
YTZ
-
BOS
Nonstop1h 37m
Air Canada
Sun 12/75:45 a.m.
BOS
-
YTZ
1 stop6h 06m
Air Canada
Deal found 16/6C$ 292
Thu 9/73:40 p.m.
YYZ
-
BOS
1 stop5h 15m
Porter Airlines
Sun 12/73:35 p.m.
BOS
-
YYZ
1 stop6h 29m
Porter Airlines
Deal found 16/6C$ 292
Sat 18/77:20 p.m.
YUL
-
BOS
Nonstop1h 35m
Porter Airlines
Tue 21/74:45 p.m.
BOS
-
YUL
Nonstop1h 30m
Porter Airlines
Deal found 16/6C$ 292
Thu 9/73:05 p.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Sun 12/73:35 p.m.
BOS
-
YTZ
1 stop6h 18m
Porter Airlines
Deal found 16/6C$ 294
Mon 6/74:55 p.m.
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Sat 11/73:35 p.m.
BOS
-
YYZ
1 stop6h 29m
Porter Airlines
Deal found 16/6C$ 294

Find flight deals from Ontario to New Hampshire

Keep the following information in mind while searching for Ontario to New Hampshire flight deals. Data was last updated 16 June 2026.

Round-trip from

C$ 295

One-way from

C$ 187
Porter Airlines
  • Porter Airlines
  • 4/7-6/7
  • 1 total stop
  • 7h 12m total
  • Ontario to New Hampshire
Search Deals
Porter Airlines
  • Porter Airlines
  • 29/6
  • Nonstop
  • 1h 41m total
  • Ontario to New Hampshire
Search Deals

Cheapflights Fare Finder

 
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 629,999 searches. Data last updated 16 June 2026.
Use the filters below to find and compare flights from Ontario to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 10/7

10:35 a.m.-2:54 p.m.

1 stop4h 19m

Boston Logan Intl

Sun 12/7

7:10 a.m.-12:10 p.m.

1 stop5h 00m

C$ 302
Quickest round-trip

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Fri 10/7

1:15 p.m.-2:41 p.m.

Nonstop1h 26m

Boston Logan Intl

Sun 12/7

10:40 a.m.-12:03 p.m.

Nonstop1h 23m

C$ 307

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Fri 20/11

8:00 a.m.-9:35 a.m.

Nonstop1h 35m

Boston Logan Intl

Mon 23/11

7:00 a.m.-8:55 a.m.

Nonstop1h 55m

C$ 320

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Fri 25/9

8:50 a.m.-10:30 a.m.

Nonstop1h 40m

Boston Logan Intl

Sun 27/9

11:10 a.m.-12:57 p.m.

Nonstop1h 47m

C$ 331

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 29/8

9:00 a.m.-4:00 p.m.

2 stops7h 00m

Boston Logan Intl

Tue 1/9

7:10 a.m.-8:57 a.m.

Nonstop1h 47m

C$ 344

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Mon 13/7

7:20 p.m.-8:55 p.m.

Nonstop1h 35m

Boston Logan Intl

Mon 27/7

4:45 p.m.-6:15 p.m.

Nonstop1h 30m

C$ 345

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sat 4/7

11:00 a.m.-7:30 p.m.

1 stop8h 30m

Boston Logan Intl

Sun 5/7

5:45 a.m.-11:35 a.m.

1 stop5h 50m

C$ 348

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sat 4/7

11:00 a.m.-4:33 p.m.

1 stop5h 33m

Boston Logan Intl

Wed 8/7

9:50 a.m.-3:46 p.m.

1 stop5h 56m

C$ 352

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 29/7

6:05 p.m.-7:44 p.m.

Nonstop1h 39m

Boston Logan Intl

Wed 5/8

4:45 p.m.-10:20 p.m.

1 stop5h 35m

C$ 352

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Mon 29/6

11:55 a.m.-4:00 p.m.

1 stop4h 05m

Boston Logan Intl

Fri 3/7

5:30 p.m.-7:19 p.m.

Nonstop1h 49m

C$ 352

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/6

Showing 1-10 of 60 resultsSorted by cheapest first
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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to New Hampshire
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 16 June 2026.
See what other customers who have flown with United Airlines from Ontario to New Hampshire have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,842 reviews
Check prices

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,842 reviews
United Airlines
7.4
Good
9,842 reviews
Check prices

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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.

  • How long is the flight from Region of Ontario to New Hampshire?

    Airlines like Porter Airlines, Air Canada, and United Airlines fly from Region of Ontario to New Hampshire in about 1h 40m. The time it takes to get you to your destination can typically vary by up to 13h 01m. Region of Ontario and New Hampshire are separated by a distance of 715 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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.

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 Newark flights
Toronto Island to Newark flights
Pearson Intl to John F Kennedy Intl flights
Pearson Intl to LaGuardia flights
Toronto Island to LaGuardia flights
Pearson Intl to Los Angeles flights
Vancouver Intl to Los Angeles flights
Pearson Intl to Fort Lauderdale flights
Toronto Island to John F Kennedy Intl flights
Vancouver Intl to Las Vegas flights
Pearson Intl to Las Vegas flights
Vancouver Intl to John F Kennedy Intl flights
Pearson Intl to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to Miami flights
Vancouver Intl to Newark flights
Pearson Intl to Seattle flights
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to Newark flights
Pearson Intl to Orlando flights
Vancouver Intl to San Francisco flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pearson Intl to Miami flights
Pearson Intl to San Francisco flights
Hamilton to Newark flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pearson Intl to Boston flights
Pearson Intl to Hobby flights
Pearson Intl to O'Hare Intl flights
Vancouver Intl to Honolulu flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Calgary to Las Vegas flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Vancouver Intl to LaGuardia flights
Pearson Intl to Reagan-National flights
Pearson Intl to George Bush Intcntl flights
Pearson Intl to Nashville flights
Pearson Intl to Atlanta flights
Pearson Intl to Ontario flights
Pierre Elliott Trudeau Intl to Orlando flights
Toronto Island to Boston flights
Vancouver Intl to Ontario flights
Vancouver Intl to Hobby flights
Pierre Elliott Trudeau Intl to Nashville flights
Pierre Elliott Trudeau Intl to San Francisco flights
Vancouver Intl to O'Hare Intl flights
Pearson Intl to Midway flights
Vancouver Intl to San Diego flights
Toronto Island to O'Hare Intl flights
Pearson Intl to Tampa flights
Abbotsford to Los Angeles flights

Top airline flying from Ontario to New Hampshire

Discover the top airline that operate flights from Ontario to New Hampshire. 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 16 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 779AverageC$ 779FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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 New Hampshire?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to New Hampshire from Ontario today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ontario to New Hampshire?

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 New Hampshire from Ontario.

Can Cheapflights find flights from Ontario to New Hampshire with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to New Hampshire with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to New Hampshire become cheaper?

Of course! You can now track prices for flights from Ontario to New Hampshire and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.