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Greensboro

$244+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GSO
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
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 August 14, 2025.

Round-trip from

$309
(Delta)

One-way from

$244
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$412
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. 3% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 14, 2025.

This Delta deal was found by Cheapflights users on 8/14. 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 11/2510:59 pmONT - GSO
1 stop7h 32mDelta
Tue 12/26:50 amGSO - ONT
1 stop7h 34mDelta
Deal found 8/14$309
This Delta deal was found by Cheapflights users on 8/13. 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 9/411:45 amONT - GSO
1 stop9h 20mDelta
Wed 9/106:40 amGSO - ONT
1 stop6h 55mDelta
Deal found 8/13$310
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:10 amONT - GSO
2 stops12h 52mAmerican Airlines
Wed 10/16:18 pmGSO - ONT
1 stop7h 15mAmerican Airlines
Deal found 8/13$314
This Delta deal was found by Cheapflights users on 8/13. 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 9/107:05 amONT - GSO
2 stops13h 02mDelta
Wed 10/16:04 amGSO - ONT
2 stops13h 56mDelta
Deal found 8/13$319
This Delta deal was found by Cheapflights users on 8/14. 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 10/810:00 pmONT - GSO
1 stop8h 29mDelta
Mon 10/134:05 pmGSO - ONT
1 stop9h 17mDelta
Deal found 8/14$339
This Delta deal was found by Cheapflights users on 8/14. 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 8/2911:45 amONT - GSO
1 stop9h 20mDelta
Sun 8/315:30 amGSO - ONT
1 stop7h 50mDelta
Deal found 8/14$369
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 9/2810:35 pmONT - GSO
1 stop8h 27mAmerican Airlines
Wed 10/16:18 pmGSO - ONT
1 stop7h 15mAmerican Airlines
Deal found 8/13$377

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 August 14, 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

Wed 9/10

12:47 pm-10:02 pm

1 stop6h 15m

Greensboro/H. Point

Wed 10/1

7:04 am-1:54 pm

1 stop9h 50m

$309

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Mon 11/24

10:59 pm-9:31 am

1 stop7h 32m

Greensboro/H. Point

Tue 12/2

5:25 am-11:24 am

1 stop8h 59m

$309

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Thu 9/18

11:59 pm-11:56 am

1 stop8h 57m

Greensboro/H. Point

Wed 9/24

7:04 am-1:54 pm

1 stop9h 50m

$309

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Tue 11/25

10:59 pm-9:31 am

1 stop7h 32m

Greensboro/H. Point

Tue 12/2

6:50 am-11:24 am

1 stop7h 34m

$309

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Tue 11/25

10:59 pm-9:31 am

1 stop7h 32m

Greensboro/H. Point

Wed 12/3

5:25 am-11:24 am

1 stop8h 59m

$309

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Thu 9/4

11:45 am-12:05 am

1 stop9h 20m

Greensboro/H. Point

Wed 9/10

6:40 am-10:35 am

1 stop6h 55m

$310

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Thu 9/18

11:55 am-11:59 pm

1 stop9h 04m

Greensboro/H. Point

Wed 9/24

5:30 am-5:00 pm

2 stops14h 30m

$314

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Wed 9/10

7:05 am-11:07 pm

2 stops13h 02m

Greensboro/H. Point

Wed 10/1

6:04 am-5:00 pm

2 stops13h 56m

$319

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Wed 9/17

6:50 pm-9:45 am

2 stops11h 55m

$244

OntarioGreensboro

ONT - GSO

ONTGSO

Ontario

Mon 8/25

11:45 am-10:10 pm

1 stop7h 25m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 15 results
1
2

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, August is the cheapest month in which you can book a flight from Ontario to Greensboro (average of $306). Flying from Ontario to Greensboro in October is currently the most expensive (average of $366). 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 August 14, 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
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

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
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

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
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

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.

  • 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 32% 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, August is the cheapest month in which you can book a flight from Ontario to Greensboro (average of $306). Flying from Ontario to Greensboro in October is currently the most expensive (average of $366). 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$452FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$423FlexibilityNo cancel feeOn-timeN/A

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