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Greensboro

$175+ 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GSO
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Cheap 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 November 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(Delta)

One-way from

$175
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$610
Provider with most accurate pricing for Ontario-Greensboro/H. Point flight deals.
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Provider most trusted by Cheapflights users for Ontario-Greensboro/H. Point flights.
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From Ontario to Greensboro/H. Point
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One-way flight from Ontario to Greensboro/H. Point
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Highest demand for flights based on searches. 15% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Ontario to Greensboro

Cheapest flights from Ontario to Greensboro
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 November 18, 2025.

This Delta deal was found by Cheapflights users on 11/17. 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.
Tue 12/912:12 pmONT - GSO
1 stop8h 40mDelta
Sat 12/133:17 pmGSO - ONT
2 stops9h 38mDelta
Deal found 11/17$348
This Delta deal was found by Cheapflights users on 11/17. 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 12/512:12 pmONT - GSO
1 stop7h 36mDelta
Mon 12/82:22 pmGSO - ONT
1 stop8h 17mDelta
Deal found 11/17$383
This American Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/910:47 amONT - GSO
1 stop8h 54mAmerican Airlines
Sat 12/137:00 amGSO - ONT
1 stop7h 54mAmerican Airlines
Deal found 11/18$407
This United Airlines deal was found by Cheapflights users on 11/16. 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.
Tue 11/251:29 pmONT - GSO
1 stop6h 23mUnited Airlines
Thu 12/48:15 amGSO - ONT
1 stop7h 17mUnited Airlines
Deal found 11/16$439
This Delta deal was found by Cheapflights users on 11/17. 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.
Tue 11/257:05 amONT - GSO
1 stop9h 08mDelta
Fri 12/55:07 pmGSO - ONT
2 stops9h 51mDelta
Deal found 11/17$444
This United Airlines deal was found by Cheapflights users on 11/16. 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.
Tue 11/255:05 amONT - GSO
2 stops10h 41mUnited Airlines
Fri 12/510:20 amGSO - ONT
2 stops15h 29mUnited Airlines
Deal found 11/16$474
This Delta deal was found by Cheapflights users on 11/16. 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.
Sat 12/2010:29 pmONT - GSO
1 stop7h 52mDelta
Wed 12/316:00 amGSO - ONT
1 stop7h 00mDelta
Deal found 11/16$489

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 November 18, 2025.
Use the filters below to find and compare flights from Ontario to Greensboro that are best for you.

Fly from

Ontario

Fly to

Greensboro

Route

Depart

Return

Price

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Sat 1/31

10:30 pm-9:21 am

1 stop7h 51m

Greensboro/H. Point

Wed 2/4

2:18 pm-9:05 pm

1 stop9h 47m

$309

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Tue 12/9

12:12 pm-11:52 pm

1 stop8h 40m

Greensboro/H. Point

Sat 12/13

3:17 pm-9:55 pm

2 stops9h 38m

$348

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Fri 12/5

12:12 pm-10:48 pm

1 stop7h 36m

Greensboro/H. Point

Mon 12/8

2:22 pm-7:39 pm

1 stop8h 17m

$383

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Tue 12/9

9:59 am-11:14 pm

2 stops10h 15m

Greensboro/H. Point

Sat 12/13

7:00 am-4:02 pm

2 stops12h 02m

$417

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Tue 11/25

1:29 pm-10:52 pm

1 stop6h 23m

Greensboro/H. Point

Thu 12/4

8:15 am-12:32 pm

1 stop7h 17m

$439

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Tue 11/25

10:25 pm-9:21 am

1 stop7h 56m

Greensboro/H. Point

Fri 12/5

5:07 pm-11:58 pm

2 stops9h 51m

$444

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Tue 11/25

10:25 pm-9:21 am

1 stop7h 56m

Greensboro/H. Point

Thu 12/4

5:24 am-5:08 pm

2 stops14h 44m

$444

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Tue 11/25

5:05 am-6:46 pm

2 stops10h 41m

Greensboro/H. Point

Fri 12/5

10:20 am-10:49 pm

2 stops15h 29m

$474

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Sat 12/20

10:29 pm-9:21 am

1 stop7h 52m

Greensboro/H. Point

Wed 12/31

6:00 am-10:00 am

1 stop7h 00m

$489

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Thu 11/27

7:05 am-6:06 pm

1 stop8h 01m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 16 results
1
2

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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Greensboro flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Greensboro flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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

What is the cheapest month to book a flight from Ontario to Greensboro?

Currently, February is the cheapest month in which you can book a flight from Ontario to Greensboro (average of $113). Flying from Ontario to Greensboro in November is currently the most expensive (average of $233). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 November 18, 2025.
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.
Delta
7.9
Good
8,003 reviews

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
8,003 reviews
Delta
7.9
Good
8,003 reviews

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.2
Good
11,045 reviews
Delta
7.9
Good
8,003 reviews

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

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.

  • How long is the flight from Ontario to Greensboro?

    There are many flights that can get you from Ontario to Greensboro in 7h 51m. Fly via Delta or American Airlines to get the fastest option. Ontario and Greensboro are separated by a distance of 2119 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Ontario to Greensboro round-trip?

    Our cheapest airline available from Ontario to Greensboro is American Airlines. Our recent data shows that you can find tickets from as low as $308 on this airline. An additional option worth looking into is Delta, starting at $308. American Airlines is 35% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Ontario to Greensboro that include hotel bookings?

    Yes. In addition to deals on Ontario to Greensboro flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Greensboro?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Greensboro.

  • Can I find deals for business class flights from Ontario to Greensboro?

    Yes. Cheapflights offers flight deals from Ontario to Greensboro by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Greensboro?

    Currently, February is the cheapest month in which you can book a flight from Ontario to Greensboro (average of $113). Flying from Ontario to Greensboro in November is currently the most expensive (average of $233). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Greensboro?

Book flights to Greensboro if you plan to visit one of these locations
Kernersville

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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 November 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$484FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$416FlexibilityNo cancel feeOn-timeN/A

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