$134+ Cheap flights from Toronto (YTO) to Boston (BOS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/19. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — BOS
Dec 9 — Dec 161
Round-trip
1 adult, Economy
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Find cheap flights from Toronto to Boston 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.Cheapflights Tip: The best prices from Toronto to Boston Logan Intl are usually found in July or December, booked 72 days in advance, depart on a Thursday or Friday and return on a Thursday
Cheap flight deals from Toronto to Boston
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Cheapest flights from Toronto to BostonExplore the most affordable flight options available from Toronto to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 9, 2026.
Explore the most affordable flight options available from Toronto to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 9, 2026.
This VIAZA deal was found by Cheapflights users on 11/5. 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 VIAZA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:55 pm -
Nonstop1h 42m
Mon 12/77:40 pm -
Nonstop2h 01m
Deal found 11/5![Air Canada logo]()
$224
This Super.com deal was found by Cheapflights users on 11/8. 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 12/410:35 am -
1 stop6h 11m
Mon 12/78:00 am -
Nonstop1h 55m
Deal found 11/8![Porter Airlines logo]()
$263
This Super.com deal was found by Cheapflights users on 11/8. 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 12/1810:35 am -
1 stop6h 11m
Sat 1/21:15 pm -
1 stop5h 14m
Deal found 11/8![Porter Airlines logo]()
$264
This Super.com deal was found by Cheapflights users on 11/5. 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.
Sat 12/1210:35 am -
1 stop6h 11m
Sun 12/138:00 am -
Nonstop1h 55m
Deal found 11/5![Porter Airlines logo]()
$265
This Cheapflightsfares deal was found by Cheapflights users on 11/8. 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.
Tue 12/15:20 pm -
Nonstop1h 50m
Thu 12/39:50 am -
Nonstop2h 10m
Deal found 11/8![Porter Airlines logo]()
$265
This Kissandfly.com deal was found by Cheapflights users on 11/7. 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 12/37:00 am -
2 stops9h 46m
Sun 12/61:15 pm -
1 stop5h 14m
Deal found 11/7![Porter Airlines logo]()
$266
This SmartFares deal was found by Cheapflights users on 11/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/268:55 pm -
Nonstop1h 42m
Sun 11/295:45 am -
Nonstop2h 05m
Deal found 11/9![Air Canada logo]()
$266
This Kissandfly.com deal was found by Cheapflights users on 11/8. 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.
Tue 12/112:15 pm -
1 stop4h 31m
Fri 12/41:15 pm -
1 stop5h 14m
Deal found 11/8![Porter Airlines logo]()
$267
This Cheapflightsfares deal was found by Cheapflights users on 11/5. 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 11/265:20 pm -
Nonstop1h 50m
Wed 12/25:30 pm -
Nonstop2h 10m
Deal found 11/5![Porter Airlines logo]()
$267
This Kissandfly.com deal was found by Cheapflights users on 11/4. 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 11/2612:15 pm -
1 stop4h 28m
Sun 11/298:00 am -
Nonstop1h 54m
Deal found 11/4![Porter Airlines logo]()
$268
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
Fri 12/47:20 am -
Nonstop1h 50m
Sun 12/69:50 am -
Nonstop2h 10m
Deal found 11/4![Porter Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 11/2710:25 am -
1 stop6h 18m
Mon 11/307:50 pm -
Nonstop1h 54m
Deal found 11/6![Porter Airlines logo]()
$270
Best flights from Toronto to BostonDiscover carefully curated flight deals from Toronto to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 9, 2026.
Discover carefully curated flight deals from Toronto to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 9, 2026.
This Justfly.com deal was found by Cheapflights users on 11/4. 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.
Sun 12/68:05 pm -
Nonstop1h 34m
Mon 12/78:00 am -
Nonstop1h 55m
Deal found 11/4![Porter Airlines logo]()
$287
This United deal was found by Cheapflights users on 11/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/43:35 pm -
1 stop6h 18m
Mon 12/73:30 pm -
1 stop6h 05m
Deal found 11/8![Multiple Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 11/8. 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 3/57:26 pm -
1 stop5h 18m
Mon 3/87:15 am -
1 stop4h 33m
Deal found 11/8![United Airlines logo]()
$312
This FlightHub deal was found by Cheapflights users on 11/8. 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.
Fri 1/158:00 am -
2 stops8h 47m
Mon 1/181:15 pm -
1 stop5h 14m
Deal found 11/8![Porter Airlines logo]()
$291
This United Airlines deal was found by Cheapflights users on 11/8. 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 2/127:43 am -
1 stop5h 40m
Mon 2/157:00 am -
1 stop4h 48m
Deal found 11/8![United Airlines logo]()
$312
This United deal was found by Cheapflights users on 11/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/169:44 am -
1 stop7h 51m
Sat 1/235:30 am -
2 stops7h 53m
Deal found 11/8![Multiple Airlines logo]()
$316
This Mytrip deal was found by Cheapflights users on 11/4. 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 12/129:00 am -
2 stops7h 46m
Sun 12/131:15 pm -
1 stop5h 14m
Deal found 11/4![Porter Airlines logo]()
$303
This United Airlines deal was found by Cheapflights users on 11/8. 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 12/48:35 am -
1 stop9h 20m
Fri 12/48:33 pm -
1 stop12h 41m
Deal found 11/8![United Airlines logo]()
$326
This United deal was found by Cheapflights users on 11/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:44 am -
1 stop6h 06m
Sun 11/295:45 am -
Nonstop2h 05m
Deal found 11/4![Multiple Airlines logo]()
$335
This Porter Airlines deal was found by Cheapflights users on 11/7. 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 1/112:15 pm -
1 stop4h 32m
Sun 1/31:15 pm -
1 stop5h 14m
Deal found 11/7![Porter Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/46:45 am -
1 stop5h 58m
Fri 12/114:45 pm -
1 stop7h 14m
Deal found 11/4![United Airlines logo]()
$335
This United deal was found by Cheapflights users on 11/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/79:44 am -
1 stop6h 08m
Sat 12/125:30 am -
2 stops9h 43m
Deal found 11/5![Multiple Airlines logo]()
$345
This Porter Airlines deal was found by Cheapflights users on 11/7. 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 4/48:00 am -
2 stops8h 43m
Thu 4/151:15 pm -
1 stop6h 03m
Deal found 11/7![Porter Airlines logo]()
$318
This Porter Airlines deal was found by Cheapflights users on 11/5. 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 12/37:00 am -
2 stops9h 46m
Mon 12/78:00 am -
Nonstop1h 55m
Deal found 11/5![Porter Airlines logo]()
$320
This Porter Airlines deal was found by Cheapflights users on 11/6. 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 11/279:00 am -
2 stops7h 43m
Mon 11/301:15 pm -
1 stop5h 13m
Deal found 11/6![Porter Airlines logo]()
$320
This Porter Airlines deal was found by Cheapflights users on 11/6. 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 12/37:00 am -
2 stops9h 46m
Sat 12/51:15 pm -
1 stop5h 14m
Deal found 11/6![Porter Airlines logo]()
$320
This Porter Airlines deal was found by Cheapflights users on 11/7. 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 3/2012:10 pm -
1 stop4h 36m
Tue 3/304:30 pm -
Nonstop1h 55m
Deal found 11/7![Porter Airlines logo]()
$326
This Porter Airlines deal was found by Cheapflights users on 11/8. 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 12/47:20 am -
Nonstop1h 50m
Sat 12/51:15 pm -
1 stop5h 43m
Deal found 11/8![Porter Airlines logo]()
$326
This Porter Airlines deal was found by Cheapflights users on 11/6. 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 3/185:20 pm -
Nonstop1h 50m
Thu 3/251:15 pm -
2 stops9h 30m
Deal found 11/6![Porter Airlines logo]()
$329
This Porter Airlines deal was found by Cheapflights users on 11/5. 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 11/2610:25 am -
1 stop6h 18m
Mon 11/308:00 am -
Nonstop1h 54m
Deal found 11/5![Porter Airlines logo]()
$333
Last-minute flights from Toronto to BostonDiscover last-minute flight deals from Toronto to Boston. Data last updated November 9, 2026 and is based on user searches.
Discover last-minute flight deals from Toronto to Boston. Data last updated November 9, 2026 and is based on user searches.
This SmartFares deal was found by Cheapflights users on 11/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/268:55 pm -
Nonstop1h 42m
Sun 11/295:45 am -
Nonstop2h 05m
Deal found 11/9![Air Canada logo]()
$266
This Cheapflightsfares deal was found by Cheapflights users on 11/5. 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 11/265:20 pm -
Nonstop1h 50m
Wed 12/25:30 pm -
Nonstop2h 10m
Deal found 11/5![Porter Airlines logo]()
$267
This Kissandfly.com deal was found by Cheapflights users on 11/4. 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 11/2612:15 pm -
1 stop4h 28m
Sun 11/298:00 am -
Nonstop1h 54m
Deal found 11/4![Porter Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 11/2710:25 am -
1 stop6h 18m
Mon 11/307:50 pm -
Nonstop1h 54m
Deal found 11/6![Porter Airlines logo]()
$270
This Cheapflightsfares deal was found by Cheapflights users on 11/8. 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.
Tue 12/15:20 pm -
Nonstop1h 50m
Thu 12/39:50 am -
Nonstop2h 10m
Deal found 11/8![Porter Airlines logo]()
$265
This Kissandfly.com deal was found by Cheapflights users on 11/8. 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.
Tue 12/112:15 pm -
1 stop4h 31m
Fri 12/41:15 pm -
1 stop5h 14m
Deal found 11/8![Porter Airlines logo]()
$267
This Kissandfly.com deal was found by Cheapflights users on 11/7. 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 12/37:00 am -
2 stops9h 46m
Sun 12/61:15 pm -
1 stop5h 14m
Deal found 11/7![Porter Airlines logo]()
$266
This VIAZA deal was found by Cheapflights users on 11/5. 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 VIAZA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:55 pm -
Nonstop1h 42m
Mon 12/77:40 pm -
Nonstop2h 01m
Deal found 11/5![Air Canada logo]()
$224
This Super.com deal was found by Cheapflights users on 11/8. 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 12/410:35 am -
1 stop6h 11m
Mon 12/78:00 am -
Nonstop1h 55m
Deal found 11/8![Porter Airlines logo]()
$263
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
Fri 12/47:20 am -
Nonstop1h 50m
Sun 12/69:50 am -
Nonstop2h 10m
Deal found 11/4![Porter Airlines logo]()
$268
This Super.com deal was found by Cheapflights users on 11/5. 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.
Sat 12/1210:35 am -
1 stop6h 11m
Sun 12/138:00 am -
Nonstop1h 55m
Deal found 11/5![Porter Airlines logo]()
$265
This Super.com deal was found by Cheapflights users on 11/8. 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 12/1810:35 am -
1 stop6h 11m
Sat 1/21:15 pm -
1 stop5h 14m
Deal found 11/8![Porter Airlines logo]()
$264
One-way flights from Toronto to BostonSearch for one-way flight options from Toronto to Boston. Find affordable one-way fares based on user searches. Data last updated November 9, 2026.
Search for one-way flight options from Toronto to Boston. Find affordable one-way fares based on user searches. Data last updated November 9, 2026.
This VIAZA deal was found by Cheapflights users on 11/5. 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 VIAZA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/198:25 am -
Nonstop1h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Air Canada logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/1210:35 am -
1 stop6h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Porter Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 12/1112:15 pm -
1 stop4h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Porter Airlines logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 11/8. 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 1/134:20 pm -
1 stop17h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Multiple Airlines logo]()
$156
This Flightnetwork deal was found by Cheapflights users on 11/4. 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.
Mon 12/712:15 pm -
1 stop4h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Porter Airlines logo]()
$158
This Cheapflightsfares deal was found by Cheapflights users on 11/8. 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.
Sun 12/67:20 am -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Porter Airlines logo]()
$158
This Super.com deal was found by Cheapflights users on 11/5. 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 12/410:35 am -
1 stop6h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Porter Airlines logo]()
$159
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
Tue 12/17:20 am -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Porter Airlines logo]()
$159
This Kissandfly.com deal was found by Cheapflights users on 11/5. 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.
Sat 12/59:00 am -
2 stops7h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Porter Airlines logo]()
$160
This Cheapflightsfares deal was found by Cheapflights users on 11/7. 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.
Sat 1/27:20 am -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Porter Airlines logo]()
$160
This Super.com deal was found by Cheapflights users on 11/4. 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.
Sat 11/287:20 am -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Porter Airlines logo]()
$162
This FlightHub deal was found by Cheapflights users on 11/6. 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.
Tue 12/112:15 pm -
1 stop4h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Porter Airlines logo]()
$163
Find flight deals from Toronto to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) 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 November 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $224 (VIAZA) |
One-way from | $134 (VIAZA) |
Popular in | April |
Cheapest in | July |
Average price | $262 |
Good round-trip deal | $245 or less |
Good one-way deal | $181 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Toronto 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 7,457,451 searches. Data last updated November 9, 2026.
Use the filters below to find and compare flights from Toronto to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
TorontoBoston
YTZ Toronto Island - BOS Boston Logan Intl
YTZBOS
Toronto Island
Mon 4/19
12:15 pm-4:43 pm
1 stop4h 28m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$154
Quickest round-trip
TorontoBoston
YTZ Toronto Island - BOS Boston Logan Intl
YTZBOS
Toronto Island
Tue 12/8
8:00 pm-9:34 pm
Nonstop1h 34m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$172
TorontoBoston
YTZ Toronto Island - BOS Boston Logan Intl
YTZBOS
Toronto Island
Wed 4/14
9:45 am-2:52 pm
1 stop5h 07m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$180
TorontoBoston
YTZ Toronto Island - BOS Boston Logan Intl
YTZBOS
Toronto Island
Thu 3/18
8:00 am-4:46 pm
2 stops8h 46m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$181
TorontoBoston
YYZ Toronto Pearson Intl - BOS Boston Logan Intl
YYZBOS
Toronto Pearson Intl
Thu 12/10
3:35 pm-9:53 pm
1 stop6h 18m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$185
TorontoBoston
YYZ Toronto Pearson Intl - BOS Boston Logan Intl
YYZBOS
Toronto Pearson Intl
Mon 4/19
10:45 am-5:25 pm
1 stop6h 40m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$185
TorontoBoston
YYZ Toronto Pearson Intl - BOS Boston Logan Intl
YYZBOS
Toronto Pearson Intl
Wed 4/14
3:00 pm-11:16 pm
1 stop8h 16m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$185
TorontoBoston
YTZ Toronto Island - BOS Boston Logan Intl
YTZBOS
Toronto Island
Mon 12/7
12:30 pm-7:02 pm
1 stop6h 32m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$186
TorontoBoston
YTZ Toronto Island - BOS Boston Logan Intl
YTZBOS
Toronto Island
Wed 12/2
12:15 pm-4:46 pm
1 stop4h 31m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$189
TorontoBoston
YTZ Toronto Island - BOS Boston Logan Intl
YTZBOS
Toronto Island
Sat 1/23
10:20 am-4:47 pm
1 stop6h 27m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$192
Showing 1-10 of 39 resultsSorted by cheapest first
Compare providers for flights from Toronto to Boston
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Toronto to Boston in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Toronto-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Toronto-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Toronto-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Toronto-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Toronto-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Toronto to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Toronto with our price prediction graph.
YTO-BOS
YTZ-BOS
YYZ-BOS
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 Toronto to Boston
YTO-BOS
YTZ-BOS
YYZ-BOS
What is the cheapest month to book a flight from Toronto to Boston?
Currently, September is the cheapest month in which you can book a flight from Toronto to Boston (average of $263). Flying from Toronto to Boston in January is currently the most expensive (average of $342). 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 YTO to BOS?
Find hourly flight availability from Toronto 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 November 9, 2026.
It’s optimal to fly from Toronto to Boston in the morning. By choosing this option you can save up to 62% on the cost of your flight, compared to a flight in the afternoon.
Weekly flight availability from Toronto to Boston
Explore weekly flight availability from Toronto 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 November 9, 2026.
The most flights from YTO to BOS are scheduled on a Friday (26 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (20 on average).
How much does it cost to fly round-trip from Toronto to Boston?
Airfare is below average for this route at the moment.
Toronto to Boston flights typically cost between $228 and $305 in December.The cheapest round-trip price found within the last 5 days was $224 on Air Canada (Dec 4-Dec 7).
How often are flights from Toronto to Boston delayed?
About 25% of weekly flights between Toronto and Boston have experienced delays in the past year, with the average delay time being 119 minutes.
What is the most punctual flight time for Toronto to Boston flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Toronto to Boston flights?
Over the last year, Porter Airlines have had the lowest number of delays on this route, with just 22% of flights being delayed.
How far ahead should I book a flight from Toronto to Boston?
To ensure you get the cheapest price possible for a flight from Toronto to Boston, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Toronto to Boston?
Use this chart to determine the cheapest time to fly round-trip from Toronto to Boston. Price data was last updated on November 7, 2026.
Travelers seeking maximum savings on their Toronto to Boston flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Toronto to Boston flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Toronto to Boston trip
Our travel experts
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 November 9, 2026.
Read through reviews of airlines operating flights from Toronto to Boston, such as Porter Airlines,Air Transat, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.2
Comfort
8.0
Food
7.6
Crew
8.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentD,Sep 2026
YHM - YVR
Boarding
8.2
Comfort
8.0
Food
7.6
Crew
8.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentD,Sep 2026
YHM - YVR
Boarding
8.2
Comfort
8.0
Food
7.6
Crew
8.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentD,Sep 2026
YHM - YVR
Boarding
8.2
Comfort
8.0
Food
7.6
Crew
8.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentD,Sep 2026
YHM - YVR
Related info for your journey
Find useful and relevant information for your journey from Toronto to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Dedham
Cranston
Warwick
Pawtucket
Peabody
Revere
Fitchburg
Londonderry
York Beach
North Falmouth
Chelsea
Swansea
Braintree
Auburn
Sandwich
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Other flights to Boston
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Complete your trip
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Toronto and Boston flights
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Other flights from Toronto
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Top 5 airlines flying from Toronto to Boston
Discover the top 5 airlines that operate flights from Toronto 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 7,457,451 searches. Data last updated November 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$172 | Average$285 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$196 | Average$293 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$242 | Average$420 | FlexibilityNo cancel fee | On-time50% | |
| Cheapest$305 | Average$731 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$311 | Average$360 | FlexibilityNo cancel fee | On-time71% |