$230+ Cheap flights from Greensboro (GSO) 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
GSO — YYZ
Aug 5 — Aug 121
Round-trip
1 adult, Economy
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Find cheap flights from Greensboro 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 Greensboro to OntarioExplore the most affordable flight options available from Greensboro to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 6, 2026.
Explore the most affordable flight options available from Greensboro to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Mon 10/265:54 pm
GSO
- YYZ
1 stop20h 11m
Multiple Airlines
Sun 11/16:30 am
YYZ
- GSO
1 stop29h 38m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$482
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:57 pm
GSO
- YUL
1 stop4h 28m
Delta
Thu 7/306:00 am
YUL
- GSO
1 stop4h 41m
Delta
Deal found 7/2![Delta logo]()
$552
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:05 am
GSO
- YYZ
1 stop5h 18m
Delta
Wed 7/292:31 pm
YYZ
- GSO
1 stop8h 26m
Delta
Deal found 7/1![Delta logo]()
$562
This American Airlines deal was found by Cheapflights users on 7/2. 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 7/277:50 pm
GSO
- YUL
1 stop17h 59m
American Airlines
Fri 7/3110:30 am
YUL
- GSO
2 stops8h 40m
American Airlines
Deal found 7/2![American Airlines logo]()
$562
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Mon 7/279:50 pm
GSO
- YYZ
1 stop22h 15m
Multiple Airlines
Sat 8/111:00 am
YYZ
- GSO
2 stops10h 41m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$567
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Mon 7/279:50 pm
GSO
- YYZ
1 stop18h 55m
Multiple Airlines
Thu 7/3011:15 pm
YYZ
- GSO
2 stops16h 47m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$568
This WestJet deal was found by Cheapflights users on 7/3. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 pm
GSO
- YYZ
1 stop16h 19m
WestJet
Sun 8/308:15 am
YYZ
- GSO
2 stops25h 07m
WestJet
Deal found 7/3![WestJet logo]()
$571
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Mon 7/279:50 pm
GSO
- YUL
2 stops20h 25m
Multiple Airlines
Thu 7/306:00 am
YUL
- GSO
1 stop4h 41m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$574
This FlightHub deal was found by Cheapflights users on 7/6. 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.
Sat 8/16:55 pm
GSO
- YYZ
1 stop27h 06m
WestJet
Mon 8/36:30 pm
YYZ
- GSO
2 stops19h 23m
WestJet
Deal found 7/6![WestJet logo]()
$576
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:05 am
GSO
- YYZ
1 stop5h 18m
Delta
Fri 7/316:34 pm
YYZ
- GSO
1 stop5h 25m
Delta
Deal found 7/1![Delta logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/209:50 pm
GSO
- YYZ
1 stop18h 55m
Multiple Airlines
Wed 7/295:10 pm
YYZ
- GSO
2 stops46h 52m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$588
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:50 pm
GSO
- YYZ
1 stop22h 15m
Multiple Airlines
Thu 8/137:45 am
YYZ
- GSO
1 stop6h 08m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$589
Best flights from Greensboro to OntarioDiscover carefully curated flight deals from Greensboro to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 6, 2026.
Discover carefully curated flight deals from Greensboro to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 6, 2026.
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:57 pm
GSO
- YUL
1 stop4h 28m
Delta
Fri 7/319:30 am
YUL
- GSO
1 stop8h 47m
Delta
Deal found 7/2![Delta logo]()
$552
This United Airlines deal was found by Cheapflights users on 7/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:37 pm
GSO
- YYZ
1 stop6h 22m
United Airlines
Wed 8/57:43 pm
YYZ
- GSO
1 stop3h 53m
United Airlines
Deal found 7/6![United Airlines logo]()
$562
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/252:35 pm
GSO
- YUL
2 stops7h 09m
American Airlines
Tue 7/282:30 pm
YUL
- GSO
1 stop4h 40m
American Airlines
Deal found 7/1![American Airlines logo]()
$562
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Sat 9/55:03 pm
GSO
- YUL
1 stop6h 49m
WestJet
Mon 9/147:43 pm
YUL
- GSO
1 stop18h 26m
WestJet
Deal found 7/1![WestJet logo]()
$597
This Air Canada deal was found by Cheapflights users on 7/1. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 am
GSO
- YOW
2 stops7h 54m
Air Canada
Tue 7/282:00 pm
YOW
- GSO
2 stops9h 36m
Air Canada
Deal found 7/1![Air Canada logo]()
$734
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:57 pm
GSO
- YUL
1 stop4h 28m
Delta
Thu 7/306:00 am
YUL
- GSO
1 stop4h 41m
Delta
Deal found 7/2![Delta logo]()
$552
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Tue 8/186:40 am
GSO
- YYZ
1 stop7h 02m
United Airlines
Tue 8/252:45 pm
YYZ
- GSO
1 stop6h 35m
United Airlines
Deal found 7/4![United Airlines logo]()
$562
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Thu 8/136:51 pm
GSO
- YUL
1 stop5h 01m
WestJet
Thu 8/2012:44 pm
YUL
- GSO
1 stop5h 02m
WestJet
Deal found 7/4![WestJet logo]()
$606
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/282:25 pm
GSO
- YUL
1 stop4h 29m
Delta
Thu 7/309:30 am
YUL
- GSO
1 stop8h 47m
Delta
Deal found 7/2![Delta logo]()
$552
This United Airlines deal was found by Cheapflights users on 7/5. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:00 am
GSO
- YYZ
1 stop5h 46m
United Airlines
Wed 7/297:43 pm
YYZ
- GSO
1 stop3h 53m
United Airlines
Deal found 7/5![United Airlines logo]()
$562
This oojo deal was found by Cheapflights users on 7/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:55 am
GSO
- YUL
1 stop4h 49m
WestJet
Wed 12/96:45 am
YUL
- GSO
2 stops10h 57m
WestJet
Deal found 7/5![WestJet logo]()
$614
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/254:15 pm
GSO
- YYZ
1 stop7h 43m
Delta
Sat 8/111:40 am
YYZ
- GSO
1 stop8h 24m
Delta
Deal found 7/1![Delta logo]()
$562
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Sun 8/166:00 am
GSO
- YOW
1 stop3h 56m
United Airlines
Sun 8/237:30 pm
YOW
- GSO
1 stop4h 12m
United Airlines
Deal found 7/2![United Airlines logo]()
$603
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:10 am
GSO
- YYZ
1 stop6h 09m
Delta
Wed 8/267:55 am
YYZ
- GSO
1 stop5h 47m
Delta
Deal found 7/2![Delta logo]()
$562
This oojo deal was found by Cheapflights users on 7/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:00 am
GSO
- YUL
1 stop10h 39m
WestJet
Wed 11/46:45 am
YUL
- GSO
2 stops10h 59m
WestJet
Deal found 7/1![WestJet logo]()
$629
This United Airlines deal was found by Cheapflights users on 7/2. 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 7/256:15 am
GSO
- YOW
1 stop3h 48m
United Airlines
Tue 7/2810:00 am
YOW
- GSO
1 stop4h 20m
United Airlines
Deal found 7/2![United Airlines logo]()
$603
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:05 am
GSO
- YYZ
1 stop5h 18m
Delta
Fri 7/316:34 pm
YYZ
- GSO
1 stop5h 25m
Delta
Deal found 7/1![Delta logo]()
$583
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Sun 11/16:24 am
GSO
- YUL
1 stop7h 27m
United Airlines
Wed 11/49:15 am
YUL
- GSO
1 stop5h 04m
United Airlines
Deal found 7/1![United Airlines logo]()
$621
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:55 pm
GSO
- YYZ
1 stop5h 03m
Delta
Mon 8/35:05 pm
YYZ
- GSO
1 stop5h 47m
Delta
Deal found 7/3![Delta logo]()
$583
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:25 am
GSO
- YYZ
1 stop5h 00m
Delta
Fri 7/3112:09 pm
YYZ
- GSO
1 stop5h 43m
Delta
Deal found 7/1![Delta logo]()
$583
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Tue 8/186:40 am
GSO
- YOW
1 stop10h 36m
United Airlines
Tue 8/253:10 pm
YOW
- GSO
1 stop8h 49m
United Airlines
Deal found 7/4![United Airlines logo]()
$657
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:26 pm
GSO
- YYZ
1 stop5h 18m
Delta
Fri 7/316:10 am
YYZ
- GSO
1 stop4h 31m
Delta
Deal found 7/1![Delta logo]()
$583
This United Airlines deal was found by Cheapflights users on 7/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:00 am
GSO
- YOW
1 stop7h 07m
United Airlines
Mon 8/105:50 pm
YOW
- GSO
1 stop5h 52m
United Airlines
Deal found 7/6![United Airlines logo]()
$657
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:13 am
GSO
- YYZ
1 stop5h 06m
Delta
Thu 7/305:05 pm
YYZ
- GSO
1 stop5h 52m
Delta
Deal found 7/1![Delta logo]()
$583
This Delta deal was found by Cheapflights users on 7/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:59 pm
GSO
- YYZ
1 stop8h 59m
Delta
Tue 8/46:00 am
YYZ
- GSO
1 stop7h 53m
Delta
Deal found 7/6![Delta logo]()
$583
This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:00 am
GSO
- YUL
1 stop7h 36m
Delta
Sat 11/284:55 pm
YUL
- GSO
1 stop4h 43m
Delta
Deal found 7/5![Delta logo]()
$599
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/265:25 am
GSO
- YYZ
1 stop5h 00m
Delta
Thu 7/306:10 am
YYZ
- GSO
1 stop4h 31m
Delta
Deal found 7/1![Delta logo]()
$605
This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:55 pm
GSO
- YUL
1 stop4h 15m
Delta
Sat 11/284:55 pm
YUL
- GSO
1 stop4h 43m
Delta
Deal found 7/5![Delta logo]()
$621
Last-minute flights from Greensboro to OntarioDiscover last-minute flight deals from Greensboro to Ontario. Data last updated July 6, 2026 and is based on user searches.
Discover last-minute flight deals from Greensboro to Ontario. Data last updated July 6, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/209:50 pm
GSO
- YYZ
1 stop18h 55m
Multiple Airlines
Wed 7/295:10 pm
YYZ
- GSO
2 stops46h 52m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$588
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/254:15 pm
GSO
- YYZ
1 stop7h 43m
Delta
Sat 8/111:40 am
YYZ
- GSO
1 stop8h 24m
Delta
Deal found 7/1![Delta logo]()
$562
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:05 am
GSO
- YYZ
1 stop5h 18m
Delta
Fri 7/316:34 pm
YYZ
- GSO
1 stop5h 25m
Delta
Deal found 7/1![Delta logo]()
$583
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:57 pm
GSO
- YUL
1 stop4h 28m
Delta
Thu 7/306:00 am
YUL
- GSO
1 stop4h 41m
Delta
Deal found 7/2![Delta logo]()
$552
This American Airlines deal was found by Cheapflights users on 7/2. 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 7/277:50 pm
GSO
- YUL
1 stop17h 59m
American Airlines
Fri 7/3110:30 am
YUL
- GSO
2 stops8h 40m
American Airlines
Deal found 7/2![American Airlines logo]()
$562
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Mon 7/279:50 pm
GSO
- YYZ
1 stop22h 15m
Multiple Airlines
Sat 8/111:00 am
YYZ
- GSO
2 stops10h 41m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$567
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Mon 7/279:50 pm
GSO
- YYZ
1 stop18h 55m
Multiple Airlines
Thu 7/3011:15 pm
YYZ
- GSO
2 stops16h 47m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$568
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Mon 7/279:50 pm
GSO
- YUL
2 stops20h 25m
Multiple Airlines
Thu 7/306:00 am
YUL
- GSO
1 stop4h 41m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$574
This FlightHub deal was found by Cheapflights users on 7/6. 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.
Sat 8/16:55 pm
GSO
- YYZ
1 stop27h 06m
WestJet
Mon 8/36:30 pm
YYZ
- GSO
2 stops19h 23m
WestJet
Deal found 7/6![WestJet logo]()
$576
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:50 pm
GSO
- YYZ
1 stop22h 15m
Multiple Airlines
Thu 8/137:45 am
YYZ
- GSO
1 stop6h 08m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$589
This American Airlines deal was found by Cheapflights users on 7/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
GSO
- YYZ
1 stop9h 41m
American Airlines
Thu 8/271:15 pm
YYZ
- GSO
1 stop9h 54m
American Airlines
Deal found 7/6![American Airlines logo]()
$594
This WestJet deal was found by Cheapflights users on 7/3. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 pm
GSO
- YYZ
1 stop16h 19m
WestJet
Sun 8/308:15 am
YYZ
- GSO
2 stops25h 07m
WestJet
Deal found 7/3![WestJet logo]()
$571
One-way flights from Greensboro to OntarioSearch for one-way flight options from Greensboro to Ontario. Find affordable one-way fares based on user searches. Data last updated July 6, 2026.
Search for one-way flight options from Greensboro to Ontario. Find affordable one-way fares based on user searches. Data last updated July 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 7/249:50 pm
GSO
- YYZ
1 stop25h 45m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$230
This United Airlines deal was found by Cheapflights users on 7/1. 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 9/26:40 am
GSO
- YUL
1 stop10h 50m
United Airlines
Deal found 7/1![United Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 7/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:00 am
GSO
- YYZ
1 stop12h 45m
American Airlines
Deal found 7/4![American Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Mon 8/319:50 pm
GSO
- YYZ
3 stops23h 35m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$254
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/314:15 pm
GSO
- YYZ
1 stop5h 46m
Delta
Deal found 7/3![Delta logo]()
$274
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:56 pm
GSO
- YUL
2 stops14h 50m
American Airlines
Deal found 7/1![American Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 7/319:50 pm
GSO
- YYZ
2 stops38h 10m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$281
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Thu 9/176:00 am
GSO
- YUL
1 stop6h 26m
American Airlines
Deal found 7/2![American Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:00 am
GSO
- YUL
1 stop7h 36m
Delta
Deal found 7/1![Delta logo]()
$292
This oojo deal was found by Cheapflights users on 7/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:51 am
GSO
- YUL
2 stops8h 54m
WestJet
Deal found 7/1![WestJet logo]()
$297
This United Airlines deal was found by Cheapflights users on 7/5. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/192:52 pm
GSO
- YOW
1 stop9h 02m
United Airlines
Deal found 7/5![United Airlines logo]()
$300
This United Airlines deal was found by Cheapflights users on 7/5. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
GSO
- YYZ
2 stops7h 08m
United Airlines
Deal found 7/5![United Airlines logo]()
$301
Find flight deals from Greensboro to Ontario
Keep the following information in mind while searching for Greensboro to Ontario flight deals. Data was last updated July 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $482 (Kiwi.com) |
One-way from | $230 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Greensboro 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 July 6, 2026.
Use the filters below to find and compare flights from Greensboro to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
GreensboroMontreal
GSO - YUL
GSOYUL
Greensboro/H. Point
Tue 7/28
6:57 pm-11:25 pm
1 stop4h 28m
Montreal Pierre Elliott Trudeau Intl
Fri 7/31
9:30 am-6:17 pm
1 stop8h 47m
$552
GreensboroMontreal
GSO - YUL
GSOYUL
Greensboro/H. Point
Mon 7/27
6:57 pm-11:25 pm
1 stop4h 28m
Montreal Pierre Elliott Trudeau Intl
Thu 7/30
6:00 am-10:41 am
1 stop4h 41m
$552
GreensboroMontreal
GSO - YUL
GSOYUL
Greensboro/H. Point
Tue 7/28
2:25 pm-6:54 pm
1 stop4h 29m
Montreal Pierre Elliott Trudeau Intl
Thu 7/30
9:30 am-6:17 pm
1 stop8h 47m
$552
GreensboroToronto
GSO - YYZ
GSOYYZ
Greensboro/H. Point
Sat 8/1
5:37 pm-11:59 pm
1 stop6h 22m
Toronto Pearson Intl
Wed 8/5
7:43 pm-11:36 pm
1 stop3h 53m
$562
GreensboroMontreal
GSO - YUL
GSOYUL
Greensboro/H. Point
Sat 7/25
2:35 pm-9:44 pm
2 stops7h 09m
Montreal Pierre Elliott Trudeau Intl
Tue 7/28
2:30 pm-7:10 pm
1 stop4h 40m
$562
GreensboroToronto
GSO - YYZ
GSOYYZ
Greensboro/H. Point
Tue 8/18
6:40 am-1:42 pm
1 stop7h 02m
Toronto Pearson Intl
Tue 8/25
2:45 pm-9:20 pm
1 stop6h 35m
$562
GreensboroToronto
GSO - YYZ
GSOYYZ
Greensboro/H. Point
Wed 7/22
10:00 am-3:46 pm
1 stop5h 46m
Toronto Pearson Intl
Wed 7/29
7:43 pm-11:36 pm
1 stop3h 53m
$562
GreensboroToronto
GSO - YYZ
GSOYYZ
Greensboro/H. Point
Sat 7/25
4:15 pm-11:58 pm
1 stop7h 43m
Toronto Pearson Intl
Sat 8/1
11:40 am-8:04 pm
1 stop8h 24m
$562
GreensboroToronto
GSO - YYZ
GSOYYZ
Greensboro/H. Point
Sat 8/22
11:10 am-5:19 pm
1 stop6h 09m
Toronto Pearson Intl
Wed 8/26
7:55 am-1:42 pm
1 stop5h 47m
$562
GreensboroToronto
GSO - YYZ
GSOYYZ
Greensboro/H. Point
Sat 7/25
7:05 am-12:23 pm
1 stop5h 18m
Toronto Pearson Intl
Fri 7/31
6:34 pm-11:59 pm
1 stop5h 25m
$583
Showing 1-10 of 42 resultsSorted by cheapest first
Best time to book a flight from Greensboro to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Greensboro with our price prediction graph.
GSO-YYZ
GSO-YUL
GSO-YOW
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 Greensboro to Ontario
GSO-CAON
GSO-YYZ
GSO-YUL
GSO-YOW
How much does it cost to fly round-trip from Greensboro to Region of Ontario?
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 July 6, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Greensboro to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Greensboro to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Greensboro to Ontario
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Complete your trip
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Find flights from Greensboro to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Greensboro and Ontario flights
Browse other Greensboro and Ontario flight options. Last updated on July 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Greensboro to Ontario
Discover the top 3 airlines that operate flights from Greensboro 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 July 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$240 | Average$512 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$247 | Average$511 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$536 | Average$596 | FlexibilityNo cancel fee | On-time71% |