$238+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GSO
Jun 12 — Jun 191
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 May 13, 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 May 13, 2026.
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 10/287:20 am
ONT
- GSO
1 stop8h 26m
American Airlines
Mon 11/25:32 pm
GSO
- ONT
1 stop7h 51m
American Airlines
Deal found 5/12![American Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 10/287:00 am
ONT
- GSO
2 stops13h 54m
Delta
Mon 11/25:15 pm
GSO
- ONT
2 stops9h 33m
Delta
Deal found 5/11![Delta logo]()
$405
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 5/2812:07 pm
ONT
- GSO
1 stop7h 03m
Delta
Tue 6/25:23 am
GSO
- ONT
1 stop8h 34m
Delta
Deal found 5/10![Delta logo]()
$412
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:00 pm
ONT
- GSO
1 stop8h 29m
Delta
Fri 6/2612:26 pm
GSO
- ONT
1 stop9h 04m
Delta
Deal found 5/10![Delta logo]()
$427
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:00 pm
ONT
- GSO
1 stop8h 22m
Delta
Mon 6/85:25 am
GSO
- ONT
1 stop8h 15m
Delta
Deal found 5/8![Delta logo]()
$432
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/310:10 pm
ONT
- GSO
1 stop7h 20m
American Airlines
Sat 7/117:18 pm
GSO
- ONT
1 stop7h 41m
American Airlines
Deal found 5/12![American Airlines logo]()
$458
This American Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 6/1210:22 am
ONT
- GSO
1 stop9h 40m
American Airlines
Tue 6/237:49 pm
GSO
- ONT
1 stop7h 10m
American Airlines
Deal found 5/10![American Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 5/266:39 pm
ONT
- GSO
2 stops12h 30m
United Airlines
Sat 5/305:32 pm
GSO
- ONT
1 stop8h 19m
United Airlines
Deal found 5/11![United Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2612:07 pm
ONT
- GSO
1 stop8h 50m
Delta
Sat 5/306:40 am
GSO
- ONT
1 stop7h 17m
Delta
Deal found 5/11![Delta logo]()
$469
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 May 13, 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 May 13, 2026.
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 6/310:00 pm
ONT
- GSO
1 stop8h 22m
Delta
Mon 6/84:35 pm
GSO
- ONT
1 stop8h 13m
Delta
Deal found 5/10![Delta logo]()
$395
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/310:10 pm
ONT
- GSO
1 stop7h 20m
American Airlines
Sat 7/117:18 pm
GSO
- ONT
1 stop7h 41m
American Airlines
Deal found 5/12![American Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:00 am
ONT
- GSO
2 stops14h 50m
United Airlines
Wed 9/210:40 am
GSO
- ONT
2 stops12h 21m
United Airlines
Deal found 5/8![United Airlines logo]()
$573
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 10/287:00 am
ONT
- GSO
2 stops13h 54m
Delta
Mon 11/25:15 pm
GSO
- ONT
2 stops9h 33m
Delta
Deal found 5/10![Delta logo]()
$405
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:00 am
ONT
- GSO
1 stop6h 23m
Delta
Sun 10/1112:30 pm
GSO
- ONT
1 stop8h 48m
Delta
Deal found 5/9![Delta logo]()
$427
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:00 pm
ONT
- GSO
1 stop8h 29m
Delta
Sat 6/206:35 am
GSO
- ONT
1 stop7h 05m
Delta
Deal found 5/10![Delta logo]()
$471
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 7/2010:00 pm
ONT
- GSO
1 stop8h 27m
Delta
Wed 7/225:25 am
GSO
- ONT
1 stop8h 13m
Delta
Deal found 5/11![Delta logo]()
$498
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:00 pm
ONT
- GSO
1 stop8h 27m
Delta
Fri 7/106:35 am
GSO
- ONT
1 stop7h 03m
Delta
Deal found 5/9![Delta logo]()
$498
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 6/1410:00 pm
ONT
- GSO
1 stop8h 29m
Delta
Fri 6/2612:26 pm
GSO
- ONT
1 stop9h 04m
Delta
Deal found 5/10![Delta logo]()
$503
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:00 pm
ONT
- GSO
1 stop8h 22m
Delta
Sun 6/76:35 am
GSO
- ONT
1 stop14h 55m
Delta
Deal found 5/8![Delta logo]()
$591
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2412:07 pm
ONT
- GSO
1 stop6h 20m
Delta
Thu 5/285:23 am
GSO
- ONT
1 stop8h 34m
Delta
Deal found 5/9![Delta logo]()
$601
Last-minute flights from Ontario to GreensboroDiscover last-minute flight deals from Ontario to Greensboro. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Greensboro. Data last updated May 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 5/266:39 pm
ONT
- GSO
2 stops12h 30m
United Airlines
Sat 5/305:32 pm
GSO
- ONT
1 stop8h 19m
United Airlines
Deal found 5/11![United Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2612:07 pm
ONT
- GSO
1 stop8h 50m
Delta
Sat 5/306:40 am
GSO
- ONT
1 stop7h 17m
Delta
Deal found 5/11![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 5/2812:07 pm
ONT
- GSO
1 stop7h 03m
Delta
Tue 6/25:23 am
GSO
- ONT
1 stop8h 34m
Delta
Deal found 5/10![Delta logo]()
$412
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 6/310:00 pm
ONT
- GSO
1 stop8h 22m
Delta
Mon 6/84:35 pm
GSO
- ONT
1 stop8h 13m
Delta
Deal found 5/10![Delta logo]()
$395
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:00 pm
ONT
- GSO
1 stop8h 29m
Delta
Fri 6/2612:26 pm
GSO
- ONT
1 stop9h 04m
Delta
Deal found 5/10![Delta logo]()
$427
This American Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 6/1210:22 am
ONT
- GSO
1 stop9h 40m
American Airlines
Tue 6/237:49 pm
GSO
- ONT
1 stop7h 10m
American Airlines
Deal found 5/10![American Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:00 pm
ONT
- GSO
1 stop8h 29m
Delta
Sat 6/206:35 am
GSO
- ONT
1 stop7h 05m
Delta
Deal found 5/10![Delta logo]()
$471
This American Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 6/2412:37 pm
ONT
- GSO
1 stop7h 25m
American Airlines
Wed 7/17:49 pm
GSO
- ONT
1 stop7h 10m
American Airlines
Deal found 5/11![American Airlines logo]()
$470
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 May 13, 2026.
Search for one-way flight options from Ontario to Greensboro. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/2111:48 am
ONT
- GSO
1 stop7h 55m
Delta
Deal found 5/12![Delta logo]()
$238
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:00 pm
ONT
- GSO
1 stop8h 27m
Delta
Deal found 5/12![Delta logo]()
$261
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/1910:00 pm
ONT
- GSO
1 stop8h 27m
Delta
Deal found 5/12![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/226:10 am
ONT
- GSO
2 stops14h 26m
United Airlines
Deal found 5/12![United Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:07 pm
ONT
- GSO
1 stop6h 20m
Delta
Deal found 5/8![Delta logo]()
$301
This American Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/135:45 am
ONT
- GSO
1 stop9h 28m
American Airlines
Deal found 5/8![American Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:06 pm
ONT
- GSO
3 stops40h 42m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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.
Thu 5/286:39 pm
ONT
- GSO
2 stops12h 30m
United Airlines
Deal found 5/12![United Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:00 am
ONT
- GSO
3 stops30h 48m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$421
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1311:50 am
ONT
- GSO
1 stop7h 29m
Delta
Deal found 5/8![Delta logo]()
$440
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:00 am
ONT
- GSO
2 stops14h 42m
United Airlines
Deal found 5/12![United Airlines logo]()
$463
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 May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $395 (American Airlines) |
One-way from | $238 (Delta) |
Popular in | November |
Cheapest in | December |
Average price | $479 |
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 May 13, 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
Wed 6/3
10:00 pm-9:22 am
1 stop8h 22m
Greensboro/H. Point
Mon 6/8
4:35 pm-9:48 pm
1 stop8h 13m
$395
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Wed 10/28
7:00 am-11:54 pm
2 stops13h 54m
Greensboro/H. Point
Mon 11/2
5:15 pm-11:48 pm
2 stops9h 33m
$405
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Thu 10/8
7:00 am-4:23 pm
1 stop6h 23m
Greensboro/H. Point
Sun 10/11
12:30 pm-6:18 pm
1 stop8h 48m
$427
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Fri 7/3
10:10 pm-8:30 am
1 stop7h 20m
Greensboro/H. Point
Sat 7/11
7:18 pm-11:59 pm
1 stop7h 41m
$458
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Fri 6/12
10:00 pm-9:29 am
1 stop8h 29m
Greensboro/H. Point
Sat 6/20
6:35 am-10:40 am
1 stop7h 05m
$471
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Mon 7/20
10:00 pm-9:27 am
1 stop8h 27m
Greensboro/H. Point
Wed 7/22
5:25 am-10:38 am
1 stop8h 13m
$498
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Wed 7/8
10:00 pm-9:27 am
1 stop8h 27m
Greensboro/H. Point
Fri 7/10
6:35 am-10:38 am
1 stop7h 03m
$498
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Sun 6/14
10:00 pm-9:29 am
1 stop8h 29m
Greensboro/H. Point
Fri 6/26
12:26 pm-6:30 pm
1 stop9h 04m
$503
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Sat 8/29
5:00 am-10:50 pm
2 stops14h 50m
Greensboro/H. Point
Wed 9/2
10:40 am-8:01 pm
2 stops12h 21m
$573
OntarioGreensboro
ONT - GSO
ONTGSO
Ontario
Wed 6/3
10:00 pm-9:22 am
1 stop8h 22m
Greensboro/H. Point
Sun 6/7
6:35 am-6:30 pm
1 stop14h 55m
$591
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 May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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 May 13, 2026.
Get a feel of what it's like to fly with Delta and American 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
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Overall
7.9
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Overall
7.9
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Overall
7.9
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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Other flights to Greensboro
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Top 2 airlines flying from Ontario to Greensboro
Discover the top 2 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 May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$501 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$308 | Average$526 | FlexibilityNo cancel fee | On-timeN/A |