$279+ Cheap flights from Ontario to Greensboro (ONT - GSO)
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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GSO
Aug 20 — Aug 271
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Greensboro with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Greensboro
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Cheapest flights from Ontario to GreensboroExplore the most affordable flight options available from Ontario to Greensboro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.
Explore the most affordable flight options available from Ontario to Greensboro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:45 am
ONT
- GSO
2 stops12h 38m
United Airlines
Wed 8/2610:40 am
GSO
- ONT
2 stops12h 21m
United Airlines
Deal found 7/19![United Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:25 am
ONT
- GSO
1 stop9h 08m
American Airlines
Mon 11/26:09 pm
GSO
- ONT
1 stop8h 34m
American Airlines
Deal found 7/19![American Airlines logo]()
$482
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:29 am
ONT
- GSO
1 stop8h 47m
American Airlines
Wed 8/266:19 am
GSO
- ONT
1 stop8h 24m
American Airlines
Deal found 7/19![American Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:13 pm
ONT
- GSO
2 stops11h 48m
United Airlines
Mon 9/215:51 pm
GSO
- ONT
1 stop8h 08m
United Airlines
Deal found 7/20![United Airlines logo]()
$528
This Delta deal was found by Cheapflights users on 7/16. 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 8/2112:00 pm
ONT
- GSO
1 stop8h 59m
Delta
Fri 8/2812:27 pm
GSO
- ONT
1 stop9h 03m
Delta
Deal found 7/16![Delta logo]()
$535
This Delta deal was found by Cheapflights users on 7/16. 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 7/2210:00 pm
ONT
- GSO
1 stop8h 27m
Delta
Tue 7/286:35 am
GSO
- ONT
1 stop7h 03m
Delta
Deal found 7/16![Delta logo]()
$545
This American Airlines deal was found by Cheapflights users on 7/16. 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 10/1412:43 pm
ONT
- GSO
1 stop6h 50m
American Airlines
Tue 10/2012:00 pm
GSO
- ONT
2 stops9h 43m
American Airlines
Deal found 7/16![American Airlines logo]()
$551
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:00 am
ONT
- GSO
2 stops9h 14m
United Airlines
Sat 9/195:51 pm
GSO
- ONT
1 stop8h 08m
United Airlines
Deal found 7/19![United Airlines logo]()
$555
This Delta deal was found by Cheapflights users on 7/18. 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 10/410:00 pm
ONT
- GSO
1 stop8h 31m
Delta
Thu 10/84:17 pm
GSO
- ONT
1 stop8h 44m
Delta
Deal found 7/18![Delta logo]()
$557
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/147:13 pm
ONT
- GSO
2 stops11h 52m
United Airlines
Wed 9/2310:37 am
GSO
- ONT
2 stops12h 24m
United Airlines
Deal found 7/17![United Airlines logo]()
$560
This Delta deal was found by Cheapflights users on 7/18. 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 10/1511:15 pm
ONT
- GSO
1 stop7h 15m
Delta
Mon 10/265:30 am
GSO
- ONT
1 stop8h 38m
Delta
Deal found 7/18![Delta logo]()
$567
Best flights from Ontario to GreensboroDiscover carefully curated flight deals from Ontario to Greensboro that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2026.
Discover carefully curated flight deals from Ontario to Greensboro that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2026.
This Delta deal was found by Cheapflights users on 7/16. 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 8/2112:00 pm
ONT
- GSO
1 stop8h 59m
Delta
Fri 8/2812:27 pm
GSO
- ONT
1 stop9h 03m
Delta
Deal found 7/16![Delta logo]()
$535
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:29 am
ONT
- GSO
1 stop8h 47m
American Airlines
Sun 8/96:19 am
GSO
- ONT
1 stop8h 24m
American Airlines
Deal found 7/21![American Airlines logo]()
$586
This United Airlines deal was found by Cheapflights users on 7/16. 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 10/286:00 am
ONT
- GSO
2 stops14h 48m
United Airlines
Mon 11/26:24 am
GSO
- ONT
2 stops17h 32m
United Airlines
Deal found 7/16![United Airlines logo]()
$607
This Delta deal was found by Cheapflights users on 7/18. 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 10/285:52 pm
ONT
- GSO
2 stops12h 38m
Delta
Mon 11/25:30 am
GSO
- ONT
1 stop8h 38m
Delta
Deal found 7/18![Delta logo]()
$577
This United Airlines deal was found by Cheapflights users on 7/16. 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 8/217:13 pm
ONT
- GSO
2 stops11h 52m
United Airlines
Fri 8/285:51 pm
GSO
- ONT
1 stop7h 44m
United Airlines
Deal found 7/16![United Airlines logo]()
$625
This American Airlines deal was found by Cheapflights users on 7/16. 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 8/512:33 pm
ONT
- GSO
1 stop6h 43m
American Airlines
Mon 12/215:25 pm
GSO
- ONT
1 stop7h 49m
American Airlines
Deal found 7/16![American Airlines logo]()
$650
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/211:48 am
ONT
- GSO
1 stop7h 55m
Delta
Sun 8/95:30 am
GSO
- ONT
1 stop8h 12m
Delta
Deal found 7/19![Delta logo]()
$632
This American Airlines deal was found by Cheapflights users on 7/16. 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 8/56:15 am
ONT
- GSO
2 stops13h 01m
American Airlines
Tue 12/225:25 pm
GSO
- ONT
1 stop9h 21m
American Airlines
Deal found 7/16![American Airlines logo]()
$661
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:32 pm
ONT
- GSO
2 stops12h 29m
United Airlines
Sun 11/16:00 am
GSO
- ONT
2 stops9h 42m
United Airlines
Deal found 7/19![United Airlines logo]()
$668
This Delta deal was found by Cheapflights users on 7/16. 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 8/67:05 am
ONT
- GSO
1 stop9h 07m
Delta
Mon 12/215:25 am
GSO
- ONT
1 stop19h 49m
Delta
Deal found 7/16![Delta logo]()
$657
Last-minute flights from Ontario to GreensboroDiscover last-minute flight deals from Ontario to Greensboro. Data last updated July 21, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Greensboro. Data last updated July 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/16. 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 7/2210:00 pm
ONT
- GSO
1 stop8h 27m
Delta
Tue 7/286:35 am
GSO
- ONT
1 stop7h 03m
Delta
Deal found 7/16![Delta logo]()
$545
This American Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2211:59 pm
ONT
- GSO
2 stops10h 58m
American Airlines
Tue 7/286:36 am
GSO
- ONT
1 stop8h 09m
American Airlines
Deal found 7/20![American Airlines logo]()
$609
This Delta deal was found by Cheapflights users on 7/16. 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 7/2210:00 pm
ONT
- GSO
1 stop8h 27m
Delta
Sun 7/266:35 am
GSO
- ONT
1 stop7h 03m
Delta
Deal found 7/16![Delta logo]()
$614
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:45 am
ONT
- GSO
2 stops12h 38m
United Airlines
Wed 8/2610:40 am
GSO
- ONT
2 stops12h 21m
United Airlines
Deal found 7/19![United Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:29 am
ONT
- GSO
1 stop8h 47m
American Airlines
Wed 8/266:19 am
GSO
- ONT
1 stop8h 24m
American Airlines
Deal found 7/19![American Airlines logo]()
$487
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:29 am
ONT
- GSO
1 stop8h 47m
American Airlines
Sun 8/96:19 am
GSO
- ONT
1 stop8h 24m
American Airlines
Deal found 7/21![American Airlines logo]()
$586
This American Airlines deal was found by Cheapflights users on 7/16. 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 8/510:29 am
ONT
- GSO
1 stop8h 47m
American Airlines
Tue 12/225:25 pm
GSO
- ONT
1 stop9h 21m
American Airlines
Deal found 7/16![American Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 7/16. 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 8/66:00 am
ONT
- GSO
1 stop8h 30m
American Airlines
Tue 12/225:25 pm
GSO
- ONT
1 stop7h 49m
American Airlines
Deal found 7/16![American Airlines logo]()
$618
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/147:13 pm
ONT
- GSO
2 stops11h 52m
United Airlines
Wed 9/2310:37 am
GSO
- ONT
2 stops12h 24m
United Airlines
Deal found 7/17![United Airlines logo]()
$560
This Delta deal was found by Cheapflights users on 7/16. 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 8/2112:00 pm
ONT
- GSO
1 stop8h 59m
Delta
Fri 8/2812:27 pm
GSO
- ONT
1 stop9h 03m
Delta
Deal found 7/16![Delta logo]()
$535
This United Airlines deal was found by Cheapflights users on 7/16. 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 8/217:13 pm
ONT
- GSO
2 stops11h 52m
United Airlines
Fri 8/285:51 pm
GSO
- ONT
1 stop7h 44m
United Airlines
Deal found 7/16![United Airlines logo]()
$625
One-way flights from Ontario to GreensboroSearch for one-way flight options from Ontario to Greensboro. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
Search for one-way flight options from Ontario to Greensboro. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
This Delta deal was found by Cheapflights users on 7/18. 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 8/237:05 am
ONT
- GSO
1 stop7h 41m
Delta
Deal found 7/18![Delta logo]()
$279
This American Airlines deal was found by Cheapflights users on 7/18. 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 8/1512:33 pm
ONT
- GSO
1 stop6h 43m
American Airlines
Deal found 7/18![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:00 pm
ONT
- GSO
1 stop8h 59m
Delta
Deal found 7/21![Delta logo]()
$314
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/211:48 am
ONT
- GSO
1 stop9h 11m
Delta
Deal found 7/19![Delta logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 8/156:00 am
ONT
- GSO
3 stops46h 59m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:00 pm
ONT
- GSO
1 stop8h 22m
Delta
Deal found 7/21![Delta logo]()
$344
This KAYAK deal was found by Cheapflights users on 7/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:00 pm
ONT
- GSO
1 stop8h 22m
Delta
Deal found 7/17![Delta logo]()
$350
This Delta deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:05 am
ONT
- GSO
1 stop7h 41m
Delta
Deal found 7/21![Delta logo]()
$365
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1910:59 pm
ONT
- GSO
1 stop9h 24m
Delta
Deal found 7/20![Delta logo]()
$375
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:29 am
ONT
- GSO
1 stop8h 47m
American Airlines
Deal found 7/19![American Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:59 pm
ONT
- GSO
1 stop9h 24m
Delta
Deal found 7/20![Delta logo]()
$395
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/45:00 am
ONT
- GSO
2 stops11h 26m
United Airlines
Deal found 7/17![United Airlines logo]()
$399
Find flight deals from Ontario to Greensboro
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Greensboro (GSO). 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 July 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $450 (United Airlines) |
One-way from | $279 (Delta) |
Popular in | June |
Cheapest in | December |
Average price | $550 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Greensboro 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 21, 2026.
Use the filters below to find and compare flights from Ontario to Greensboro that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Fri 8/21
12:00 pm-11:59 pm
1 stop8h 59m
Greensboro/H. Point
Fri 8/28
12:27 pm-6:30 pm
1 stop9h 03m
$535
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Wed 10/28
5:52 pm-9:30 am
2 stops12h 38m
Greensboro/H. Point
Mon 11/2
5:30 am-11:08 am
1 stop8h 38m
$577
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Wed 8/5
10:29 am-10:16 pm
1 stop8h 47m
Greensboro/H. Point
Sun 8/9
6:19 am-11:43 am
1 stop8h 24m
$586
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Wed 10/28
6:00 am-11:48 pm
2 stops14h 48m
Greensboro/H. Point
Mon 11/2
6:24 am-8:56 pm
2 stops17h 32m
$607
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Fri 8/21
7:13 pm-10:05 am
2 stops11h 52m
Greensboro/H. Point
Fri 8/28
5:51 pm-10:35 pm
1 stop7h 44m
$625
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Sun 8/2
11:48 am-10:43 pm
1 stop7h 55m
Greensboro/H. Point
Sun 8/9
5:30 am-10:42 am
1 stop8h 12m
$632
Quickest round-trip
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Wed 8/5
12:33 pm-10:16 pm
1 stop6h 43m
Greensboro/H. Point
Mon 12/21
5:25 pm-10:14 pm
1 stop7h 49m
$650
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Thu 8/6
7:05 am-7:12 pm
1 stop9h 07m
Greensboro/H. Point
Mon 12/21
5:25 am-10:14 pm
1 stop19h 49m
$657
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Wed 8/5
6:15 am-10:16 pm
2 stops13h 01m
Greensboro/H. Point
Tue 12/22
5:25 pm-11:46 pm
1 stop9h 21m
$661
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Fri 10/23
6:32 pm-10:01 am
2 stops12h 29m
Greensboro/H. Point
Sun 11/1
6:00 am-12:42 pm
2 stops9h 42m
$668
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Ontario to Greensboro
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 Ontario to Greensboro in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Greensboro flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Greensboro flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Greensboro flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Greensboro 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 Ontario-Greensboro 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 Ontario to Greensboro
Have a flexible travel schedule? Discover the best time to fly to Greensboro from Ontario with our price prediction graph.
ONT-GSO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Greensboro
Reviews of airlines servicing Greensboro
Get insights into the airlines that provide service to Greensboro. 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 Greensboro. Reviews last updated July 21, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Ontario to Greensboro by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Greensboro. 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 Greensboro?
Book flights to Greensboro if you plan to visit one of these locationsAsheboro
Kernersville
High Point
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Complete your trip
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Search flights from Ontario to Greensboro by cabin class
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Other flights to Greensboro
Explore flights to Greensboro departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 21, 2026.
Ontario and Greensboro flights
Browse other Ontario and Greensboro flight options. Last updated on July 21, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on July 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Ontario to Greensboro
Discover the top 3 airlines that operate flights from Ontario to Greensboro. 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 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$543 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$348 | Average$578 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$427 | Average$1,097 | FlexibilityNo cancel fee | On-time69% |