$102+ Cheap flights from New Hampshire to Ontario
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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — YYZ
Jun 2 — Jun 91
Round-trip
1 adult, Economy
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Find cheap flights from New Hampshire to Ontario 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
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Cheapest flights from New Hampshire to OntarioExplore the most affordable flight options available from New Hampshire to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
Explore the most affordable flight options available from New Hampshire to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/317:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Wed 6/171:00 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:30 pm
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Fri 8/286:00 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Wed 7/1511:55 am
YTZ
- BOS
1 stop4h 05m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:30 pm
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Fri 5/226:05 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:15 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Tue 6/91:55 pm
YTZ
- BOS
1 stop5h 10m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Thu 5/289:00 am
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:45 pm
BOS
- YUL
Nonstop1h 30m
Porter Airlines
Sun 5/247:20 pm
YUL
- BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/2![Porter Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:25 pm
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Thu 8/278:50 am
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:30 pm
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Sun 5/311:00 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 5/1![Porter Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:45 pm
BOS
- YUL
Nonstop1h 30m
Porter Airlines
Sun 5/317:20 pm
YUL
- BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/2![Porter Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Sun 5/173:05 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:45 pm
BOS
- YUL
Nonstop1h 30m
Porter Airlines
Sun 6/77:20 pm
YUL
- BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/3![Porter Airlines logo]()
$229
Best flights from New Hampshire to OntarioDiscover carefully curated flight deals from New Hampshire to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
Discover carefully curated flight deals from New Hampshire to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
This Porter Airlines deal was found by Cheapflights users on 4/28. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/117:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Thu 6/186:00 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 4/28. 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.
Fri 6/196:00 pm
BOS
- YYZ
1 stop5h 40m
Delta
Tue 6/235:05 pm
YYZ
- BOS
1 stop6h 22m
Delta
Deal found 4/28![Delta logo]()
$301
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Fri 7/247:19 am
BOS
- YYZ
1 stop8h 27m
United Airlines
Sun 7/268:00 pm
YYZ
- BOS
1 stop12h 17m
United Airlines
Deal found 4/28![United Airlines logo]()
$301
This Air Transat deal was found by Cheapflights users on 5/1. 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 Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:35 pm
BOS
- YYZ
Nonstop1h 55m
Air Transat
Thu 7/164:00 pm
YYZ
- BOS
1 stop4h 55m
Air Transat
Deal found 5/1![Air Transat logo]()
$327
This American Airlines deal was found by Cheapflights users on 4/28. 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 7/61:25 pm
PWM
- YYZ
1 stop9h 48m
American Airlines
Thu 7/97:25 pm
YYZ
- PWM
1 stop13h 57m
American Airlines
Deal found 4/28![American Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:26 pm
PWM
- YYZ
2 stops27h 29m
Multiple Airlines
Sun 6/144:50 pm
YYZ
- PWM
1 stop16h 22m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$482
This Air Canada deal was found by Cheapflights users on 4/29. 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.
Fri 8/2810:50 am
BOS
- YQG
1 stop4h 32m
Air Canada
Mon 8/314:05 pm
YQG
- BOS
1 stop6h 33m
Air Canada
Deal found 4/29![Air Canada logo]()
$545
This Trip.com deal was found by Cheapflights users on 4/28. 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 6/410:05 am
BOS
- YOW
1 stop4h 50m
Porter Airlines
Sun 6/711:00 am
YOW
- BOS
2 stops9h 55m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 4/28. 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 7/169:00 am
BOS
- YYZ
1 stop7h 11m
Delta
Wed 7/226:00 am
YYZ
- BOS
1 stop5h 23m
Delta
Deal found 4/28![Delta logo]()
$301
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/307:19 am
BOS
- YYZ
1 stop16h 40m
United Airlines
Wed 7/153:00 pm
YYZ
- BOS
1 stop6h 53m
United Airlines
Deal found 4/29![United Airlines logo]()
$302
This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:30 pm
BOS
- YXU
1 stop10h 50m
WestJet
Mon 7/136:10 am
YXU
- BOS
1 stop16h 10m
WestJet
Deal found 4/28![WestJet logo]()
$629
This Porter Airlines deal was found by Cheapflights users on 5/1. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/64:45 pm
BOS
- YTZ
1 stop5h 35m
Porter Airlines
Tue 7/143:05 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 5/1![Porter Airlines logo]()
$286
This United Airlines deal was found by Cheapflights users on 5/1. 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 7/83:08 pm
BOS
- YYZ
1 stop5h 36m
United Airlines
Mon 7/1311:00 am
YYZ
- BOS
1 stop14h 14m
United Airlines
Deal found 5/1![United Airlines logo]()
$312
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 5/297:00 pm
BOS
- YYZ
1 stop4h 41m
Delta
Sun 5/316:00 am
YYZ
- BOS
1 stop5h 10m
Delta
Deal found 4/30![Delta logo]()
$312
This Porter Airlines deal was found by Cheapflights users on 4/30. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1610:05 am
BOS
- YYZ
Nonstop1h 55m
Porter Airlines
Tue 5/193:55 pm
YYZ
- BOS
Nonstop1h 40m
Porter Airlines
Deal found 4/30![Porter Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 4/29. 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 6/187:00 pm
BOS
- YYZ
1 stop4h 40m
Delta
Mon 6/297:55 am
YYZ
- BOS
1 stop7h 35m
Delta
Deal found 4/29![Delta logo]()
$312
This Porter Airlines deal was found by Cheapflights users on 4/29. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:45 pm
BOS
- YTZ
1 stop5h 35m
Porter Airlines
Sun 6/71:00 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 5/277:00 am
BOS
- YYZ
1 stop6h 40m
Delta
Thu 6/116:59 pm
YYZ
- BOS
1 stop4h 28m
Delta
Deal found 4/29![Delta logo]()
$312
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Sat 5/237:27 pm
BOS
- YUL
1 stop4h 46m
United Airlines
Sun 5/246:35 pm
YUL
- BOS
1 stop5h 24m
United Airlines
Deal found 5/2![United Airlines logo]()
$347
This Porter Airlines deal was found by Cheapflights users on 5/2. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:45 pm
BOS
- YTZ
1 stop5h 35m
Porter Airlines
Mon 6/81:00 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 5/2![Porter Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 4/28. 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.
Tue 5/2612:00 pm
BOS
- YUL
2 stops11h 13m
Delta
Tue 6/29:30 am
YUL
- BOS
1 stop4h 45m
Delta
Deal found 4/28![Delta logo]()
$312
This Porter Airlines deal was found by Cheapflights users on 5/1. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/54:45 pm
BOS
- YTZ
1 stop5h 35m
Porter Airlines
Fri 7/173:05 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 5/1![Porter Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 5/2. 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 6/1710:35 am
BOS
- YUL
Nonstop1h 18m
United Airlines
Wed 6/241:15 pm
YUL
- BOS
Nonstop1h 26m
United Airlines
Deal found 5/2![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 4/28. 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.
Wed 7/83:00 pm
BOS
- YYZ
1 stop8h 44m
Delta
Sun 7/125:05 pm
YYZ
- BOS
1 stop6h 26m
Delta
Deal found 4/28![Delta logo]()
$324
This Porter Airlines deal was found by Cheapflights users on 4/29. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:35 pm
BOS
- YYZ
Nonstop1h 55m
Porter Airlines
Fri 6/263:55 pm
YYZ
- BOS
Nonstop1h 40m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 5/2. 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 6/11:35 pm
PWM
- YUL
1 stop20h 15m
American Airlines
Mon 6/810:30 am
YUL
- PWM
2 stops13h 29m
American Airlines
Deal found 5/2![American Airlines logo]()
$540
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 6/137:30 am
BOS
- YOW
1 stop14h 35m
United Airlines
Sat 6/203:10 pm
YOW
- BOS
1 stop7h 02m
United Airlines
Deal found 4/28![United Airlines logo]()
$377
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Fri 5/295:10 am
BOS
- YQG
1 stop4h 14m
Air Canada
Fri 6/57:45 pm
YQG
- BOS
2 stops14h 00m
Air Canada
Deal found 4/30![Air Canada logo]()
$564
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/261:18 pm
PWM
- YYZ
1 stop8h 01m
Multiple Airlines
Fri 5/294:50 pm
YYZ
- PWM
2 stops23h 26m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$570
This American Airlines deal was found by Cheapflights users on 5/2. 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.
Tue 6/165:41 am
MHT
- YUL
2 stops15h 57m
American Airlines
Tue 6/2310:30 am
YUL
- MHT
2 stops13h 21m
American Airlines
Deal found 5/2![American Airlines logo]()
$542
Last-minute flights from New Hampshire to OntarioDiscover last-minute flight deals from New Hampshire to Ontario. Data last updated May 3, 2026 and is based on user searches.
Discover last-minute flight deals from New Hampshire to Ontario. Data last updated May 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Tue 5/193:05 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Sun 5/173:05 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/30![Porter Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Sun 5/173:05 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Fri 5/296:05 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/30![Porter Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:30 pm
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Fri 5/226:05 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:45 pm
BOS
- YUL
Nonstop1h 30m
Porter Airlines
Sun 5/247:20 pm
YUL
- BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/2![Porter Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Thu 5/289:00 am
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$226
This Trip.com deal was found by Cheapflights users on 4/28. 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.
Wed 5/2710:05 am
BOS
- YYZ
Nonstop1h 55m
Porter Airlines
Fri 5/297:25 am
YYZ
- BOS
Nonstop1h 40m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:45 pm
BOS
- YUL
Nonstop1h 30m
Porter Airlines
Sun 5/317:20 pm
YUL
- BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/2![Porter Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:30 pm
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Sun 5/311:00 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 5/1![Porter Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:45 pm
BOS
- YUL
Nonstop1h 30m
Porter Airlines
Sun 5/317:20 pm
YUL
- BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/1![Porter Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/317:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Wed 6/171:00 pm
YTZ
- BOS
Nonstop1h 41m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$220
One-way flights from New Hampshire to OntarioSearch for one-way flight options from New Hampshire to Ontario. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
Search for one-way flight options from New Hampshire to Ontario. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/203:25 pm
BOS
- YYZ
1 stop4h 19m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$102
This Super.com deal was found by Cheapflights users on 4/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/67:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$102
This Super.com deal was found by Cheapflights users on 4/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:35 pm
BOS
- YYZ
Nonstop1h 55m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$103
This Super.com deal was found by Cheapflights users on 5/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/194:45 pm
BOS
- YTZ
1 stop5h 35m
Porter Airlines
Deal found 5/1![Porter Airlines logo]()
$103
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
Thu 6/1110:05 am
BOS
- YYZ
Nonstop1h 55m
Porter Airlines
Deal found 4/30![Porter Airlines logo]()
$104
This Flightnetwork deal was found by Cheapflights users on 4/28. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:10 am
BOS
- YYZ
Nonstop1h 53m
Air Canada
Deal found 4/28![Air Canada logo]()
$105
This Mytrip deal was found by Cheapflights users on 5/1. 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.
Sat 8/811:15 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Deal found 5/1![Porter Airlines logo]()
$105
This Justfly.com deal was found by Cheapflights users on 4/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:15 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Deal found 4/30![Porter Airlines logo]()
$106
This Trip.com deal was found by Cheapflights users on 4/30. 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 6/1810:05 am
BOS
- YYZ
Nonstop1h 55m
Porter Airlines
Deal found 4/30![Porter Airlines logo]()
$107
This Mytrip deal was found by Cheapflights users on 4/28. 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 5/127:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Deal found 4/28![Porter Airlines logo]()
$107
This Trip.com deal was found by Cheapflights users on 4/29. 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.
Sat 5/163:25 pm
BOS
- YYZ
1 stop4h 59m
Porter Airlines
Deal found 4/29![Porter Airlines logo]()
$108
This FlightHub deal was found by Cheapflights users on 4/30. 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.
Sat 5/237:10 am
BOS
- YTZ
Nonstop1h 47m
Porter Airlines
Deal found 4/30![Porter Airlines logo]()
$109
Find flight deals from New Hampshire to Ontario
Keep the following information in mind while searching for New Hampshire to Ontario flight deals. Data was last updated May 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $219 (Kiwi.com) |
One-way from | $102 (Gotogate) |
Popular in | April |
Cheapest in | October |
Average price | $305 |
Cheapflights Fare Finder
Customize your flight search to find flights from New Hampshire to Ontario 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 May 3, 2026.
Use the filters below to find and compare flights from New Hampshire to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonToronto
BOS - YTZ
BOSYTZ
Boston Logan Intl
Thu 6/11
7:10 am-8:57 am
Nonstop1h 47m
Toronto Island
Thu 6/18
6:00 pm-7:41 pm
Nonstop1h 41m
$267
BostonOttawa
BOS - YOW
BOSYOW
Boston Logan Intl
Thu 6/4
10:05 am-2:55 pm
1 stop4h 50m
Ottawa
Sun 6/7
11:00 am-8:55 pm
2 stops9h 55m
$284
BostonToronto
BOS - YTZ
BOSYTZ
Boston Logan Intl
Mon 7/6
4:45 pm-10:20 pm
1 stop5h 35m
Toronto Island
Tue 7/14
3:05 pm-4:46 pm
Nonstop1h 41m
$286
BostonToronto
BOS - YYZ
BOSYYZ
Boston Logan Intl
Sat 5/16
10:05 am-12:00 pm
Nonstop1h 55m
Toronto Pearson Intl
Tue 5/19
3:55 pm-5:35 pm
Nonstop1h 40m
$287
BostonToronto
BOS - YTZ
BOSYTZ
Boston Logan Intl
Fri 6/5
4:45 pm-10:20 pm
1 stop5h 35m
Toronto Island
Sun 6/7
1:00 pm-2:41 pm
Nonstop1h 41m
$288
BostonToronto
BOS - YTZ
BOSYTZ
Boston Logan Intl
Fri 6/5
4:45 pm-10:20 pm
1 stop5h 35m
Toronto Island
Mon 6/8
1:00 pm-2:41 pm
Nonstop1h 41m
$289
BostonToronto
BOS - YTZ
BOSYTZ
Boston Logan Intl
Sun 7/5
4:45 pm-10:20 pm
1 stop5h 35m
Toronto Island
Fri 7/17
3:05 pm-4:46 pm
Nonstop1h 41m
$293
BostonToronto
BOS - YYZ
BOSYYZ
Boston Logan Intl
Wed 6/17
6:35 pm-8:30 pm
Nonstop1h 55m
Toronto Pearson Intl
Fri 6/26
3:55 pm-5:35 pm
Nonstop1h 40m
$295
BostonToronto
BOS - YYZ
BOSYYZ
Boston Logan Intl
Fri 6/19
6:00 pm-11:40 pm
1 stop5h 40m
Toronto Pearson Intl
Tue 6/23
5:05 pm-11:27 pm
1 stop6h 22m
$301
BostonToronto
BOS - YYZ
BOSYYZ
Boston Logan Intl
Fri 7/24
7:19 am-3:46 pm
1 stop8h 27m
Toronto Pearson Intl
Sun 7/26
8:00 pm-8:17 am
1 stop12h 17m
$301
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from New Hampshire to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from New Hampshire with our price prediction graph.
BOS-YTZ
BOS-YUL
BOS-YYZ
PWM-YYZ
BOS-YQG
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 New Hampshire to Ontario
USNH-CAON
BOS-YTZ
BOS-YUL
BOS-YYZ
PWM-YYZ
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated May 3, 2026.
Read through reviews of airlines operating flights from New Hampshire to Ontario, such as American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.9
Overall
7.1
Comfort
7.2
Boarding
7.5
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Entertainment
6.9
Overall
7.1
Comfort
7.2
Boarding
7.5
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Related info for your journey
Find useful and relevant information for your journey from New Hampshire to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for New Hampshire to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from New Hampshire to Ontario by cabin class
Find flights from New Hampshire to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
New Hampshire and Ontario flights
Browse other New Hampshire and Ontario flight options. Last updated on May 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Ontario
Find the right flight back to New Hampshire after your stay in Ontario
New Hampshire to Ontario flights
Consider these flights traveling from New Hampshire to Ontario.
Top airline flying from New Hampshire to Ontario
Discover the top airline that operate flights from New Hampshire to Ontario. 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 May 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$411 | Average$850 | FlexibilityNo cancel fee | On-time71% |