$215+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GSO
Sep 19 — Sep 261
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
Cheapest
Best
Last-minute
One-way
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 August 20, 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 August 20, 2026.
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:17 pm -
1 stop8h 38m
Sat 9/192:49 pm -
1 stop6h 52m
Deal found 8/17![Delta logo]()
$439
This American Airlines deal was found by Cheapflights users on 8/16. 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 10/2810:25 am -
1 stop9h 05m
Mon 11/26:09 pm -
1 stop8h 34m
Deal found 8/16![American Airlines logo]()
$492
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:00 pm -
2 stops21h 16m
Wed 9/307:08 am -
1 stop7h 01m
Deal found 8/17![Delta logo]()
$513
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:17 pm -
1 stop8h 38m
Mon 9/144:27 pm -
1 stop8h 57m
Deal found 8/17![Delta logo]()
$518
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:15 pm -
1 stop8h 20m
Sun 10/257:00 am -
1 stop7h 06m
Deal found 8/17![Delta logo]()
$545
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:19 pm -
1 stop8h 36m
Thu 10/16:06 am -
2 stops19h 18m
Deal found 8/17![Delta logo]()
$549
This Delta deal was found by Cheapflights users on 8/16. 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 8/2612:00 pm -
1 stop9h 04m
Tue 9/82:49 pm -
1 stop8h 35m
Deal found 8/16![Delta logo]()
$555
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:37 pm -
1 stop6h 43m
Wed 9/237:00 am -
1 stop9h 25m
Deal found 8/17![American Airlines logo]()
$566
This KAYAK deal was found by Cheapflights users on 8/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:05 am -
1 stop7h 54m
Thu 9/244:27 pm -
1 stop8h 57m
Deal found 8/18![Delta logo]()
$581
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:00 pm -
1 stop14h 12m
Wed 9/307:08 am -
1 stop7h 01m
Deal found 8/17![Delta logo]()
$588
This Delta deal was found by Cheapflights users on 8/19. 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.
Fri 9/412:00 pm -
1 stop6h 51m
Tue 9/87:08 am -
1 stop6h 57m
Deal found 8/19![Delta logo]()
$596
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 August 20, 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 August 20, 2026.
This American Airlines deal was found by Cheapflights users on 8/20. 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 10/2810:25 am -
1 stop9h 05m
Mon 11/26:09 pm -
1 stop8h 34m
Deal found 8/20![American Airlines logo]()
$492
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:15 pm -
1 stop8h 20m
Tue 10/277:00 am -
1 stop7h 06m
Deal found 8/17![Delta logo]()
$492
This United Airlines deal was found by Cheapflights users on 8/15. 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 9/301:52 pm -
2 stops17h 09m
Sat 10/36:30 am -
2 stops19h 21m
Deal found 8/15![United Airlines logo]()
$617
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:15 pm -
1 stop19h 54m
Tue 10/275:25 am -
1 stop8h 41m
Deal found 8/17![Delta logo]()
$588
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Fri 10/912:43 pm -
1 stop6h 47m
Wed 10/145:05 am -
2 stops9h 48m
Deal found 8/15![American Airlines logo]()
$614
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/61:33 pm -
2 stops17h 44m
Tue 2/95:34 pm -
2 stops21h 46m
Deal found 8/18![United Airlines logo]()
$617
This Delta deal was found by Cheapflights users on 8/20. 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 9/412:00 pm -
1 stop6h 51m
Tue 9/82:49 pm -
1 stop8h 35m
Deal found 8/20![Delta logo]()
$596
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 10/285:00 am -
2 stops15h 44m
Mon 11/25:40 pm -
2 stops27h 21m
Deal found 8/20![United Airlines logo]()
$635
This Delta deal was found by Cheapflights users on 8/19. 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.
Thu 9/310:00 pm -
1 stop8h 22m
Tue 9/85:30 am -
1 stop8h 35m
Deal found 8/19![Delta logo]()
$596
This Delta deal was found by Cheapflights users on 8/20. 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.
Wed 9/212:00 pm -
1 stop8h 59m
Tue 9/82:49 pm -
1 stop8h 35m
Deal found 8/20![Delta logo]()
$624
Last-minute flights from Ontario to GreensboroDiscover last-minute flight deals from Ontario to Greensboro. Data last updated August 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Greensboro. Data last updated August 20, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/16. 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 8/2612:00 pm -
1 stop9h 04m
Tue 9/82:49 pm -
1 stop8h 35m
Deal found 8/16![Delta logo]()
$555
This Delta deal was found by Cheapflights users on 8/19. 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.
Fri 9/412:00 pm -
1 stop6h 51m
Tue 9/87:08 am -
1 stop6h 57m
Deal found 8/19![Delta logo]()
$596
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:17 pm -
1 stop8h 38m
Mon 9/144:27 pm -
1 stop8h 57m
Deal found 8/17![Delta logo]()
$518
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:17 pm -
1 stop8h 38m
Sat 9/192:49 pm -
1 stop6h 52m
Deal found 8/17![Delta logo]()
$439
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:37 pm -
1 stop6h 43m
Wed 9/237:00 am -
1 stop9h 25m
Deal found 8/17![American Airlines logo]()
$566
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:05 am -
1 stop7h 54m
Wed 9/305:30 am -
1 stop8h 39m
Deal found 8/17![Delta logo]()
$492
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:05 am -
1 stop7h 54m
Thu 10/14:27 pm -
1 stop8h 57m
Deal found 8/17![Delta logo]()
$545
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:00 pm -
2 stops21h 16m
Wed 9/307:08 am -
1 stop7h 01m
Deal found 8/17![Delta logo]()
$513
This KAYAK deal was found by Cheapflights users on 8/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:05 am -
1 stop7h 54m
Thu 9/244:27 pm -
1 stop8h 57m
Deal found 8/18![Delta logo]()
$581
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:19 pm -
1 stop8h 36m
Thu 10/16:06 am -
2 stops19h 18m
Deal found 8/17![Delta logo]()
$549
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:00 pm -
1 stop14h 12m
Wed 9/307:08 am -
1 stop7h 01m
Deal found 8/17![Delta logo]()
$588
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 August 20, 2026.
Search for one-way flight options from Ontario to Greensboro. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:45 am -
3 stops45h 23m
Deal found 8/19![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:24 pm -
2 stops12h 44m
Deal found 8/17![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:45 am -
2 stops21h 23m
Deal found 8/19![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:31 pm -
3 stops39h 37m
Deal found 8/17![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2011:45 am -
2 stops21h 23m
Deal found 8/17![Multiple Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:00 pm -
1 stop8h 31m
Deal found 8/17![Delta logo]()
$294
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:00 pm -
2 stops21h 16m
Deal found 8/17![Delta logo]()
$300
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 9/261:52 pm -
2 stops17h 09m
Deal found 8/17![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 8/16. 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 9/237:05 am -
1 stop7h 54m
Deal found 8/16![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:00 pm -
1 stop8h 31m
Deal found 8/17![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/259:25 am -
2 stops28h 43m
Deal found 8/17![United Airlines logo]()
$335
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 August 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $439 (Delta) |
One-way from | $215 (Kiwi.com) |
Popular in | June |
Cheapest in | December |
Average price | $543 |
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 7,457,451 searches. Data last updated August 20, 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 Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Wed 10/28
10:25 am-10:30 pm
1 stop9h 05m
Greensboro/H. Point
Mon 11/2
6:09 pm-11:43 pm
1 stop8h 34m
$492
Quickest round-trip
OntarioGreensboro
ONT Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Fri 10/23
11:15 pm-10:35 am
1 stop8h 20m
Greensboro/H. Point
Tue 10/27
7:00 am-11:06 am
1 stop7h 06m
$492
OntarioGreensboro
ONT Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Thu 10/22
11:15 pm-10:09 pm
1 stop19h 54m
Greensboro/H. Point
Tue 10/27
5:25 am-11:06 am
1 stop8h 41m
$588
OntarioGreensboro
ONT Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Fri 9/4
12:00 pm-9:51 pm
1 stop6h 51m
Greensboro/H. Point
Tue 9/8
2:49 pm-8:24 pm
1 stop8h 35m
$596
OntarioGreensboro
ONT Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Thu 9/3
10:00 pm-9:22 am
1 stop8h 22m
Greensboro/H. Point
Tue 9/8
5:30 am-11:05 am
1 stop8h 35m
$596
OntarioGreensboro
ONT Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Fri 10/9
12:43 pm-10:30 pm
1 stop6h 47m
Greensboro/H. Point
Wed 10/14
5:05 am-11:53 am
2 stops9h 48m
$614
OntarioGreensboro
ONT Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Wed 9/30
1:52 pm-10:01 am
2 stops17h 09m
Greensboro/H. Point
Sat 10/3
6:30 am-10:51 pm
2 stops19h 21m
$617
OntarioGreensboro
ONT Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Sat 2/6
1:33 pm-10:17 am
2 stops17h 44m
Greensboro/H. Point
Tue 2/9
5:34 pm-12:20 pm
2 stops21h 46m
$617
OntarioGreensboro
ONT Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Wed 9/2
12:00 pm-11:59 pm
1 stop8h 59m
Greensboro/H. Point
Tue 9/8
2:49 pm-8:24 pm
1 stop8h 35m
$624
OntarioGreensboro
ONT Ontario - GSO Greensboro/H. Point
ONTGSO
Ontario
Wed 10/28
5:00 am-11:44 pm
2 stops15h 44m
Greensboro/H. Point
Mon 11/2
5:40 pm-6:01 pm
2 stops27h 21m
$635
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 August.
| 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 August 20, 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.
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
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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Alternative routes for Ontario to Greensboro
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Complete your trip
Complete your trip to Greensboro by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Greensboro by cabin class
Find flights from Ontario to Greensboro, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 August 20, 2026.
Ontario and Greensboro flights
Browse other Ontario and Greensboro flight options. Last updated on August 20, 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 August 20, 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 7,457,451 searches. Data last updated August 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$348 | Average$596 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$398 | Average$564 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$427 | Average$1,097 | FlexibilityNo cancel fee | On-time69% |