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$147+ Cheap flights from Greensboro (GSO) to Ontario

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
GSO — YYZ
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Greensboro to Ontario

Cheapest flights from Greensboro to Ontario
Explore the most affordable flight options available from Greensboro to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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 11/267:55 pmGSO - YOW
1 stop3h 59mUnited Airlines
Wed 12/33:10 pmYOW - GSO
1 stop5h 50mUnited Airlines
Deal found 10/27$363
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 11/79:11 pmGSO - YYZ
1 stop17h 09mMultiple Airlines
Fri 11/147:15 amYYZ - GSO
1 stop8h 15mMultiple Airlines
Deal found 10/26$460
This Delta deal was found by Cheapflights users on 10/27. 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 12/56:35 pmGSO - YYZ
1 stop18h 44mDelta
Thu 12/117:44 amYYZ - GSO
1 stop15h 20mDelta
Deal found 10/27$481
This Delta deal was found by Cheapflights users on 10/26. 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 12/46:05 amGSO - YYZ
1 stop10h 19mDelta
Wed 12/107:44 amYYZ - GSO
1 stop10h 07mDelta
Deal found 10/26$504
This Delta deal was found by Cheapflights users on 10/27. 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 11/202:41 pmGSO - YYZ
1 stop8h 39mDelta
Mon 11/242:10 pmYYZ - GSO
1 stop8h 51mDelta
Deal found 10/27$514
This Delta deal was found by Cheapflights users on 10/27. 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 11/262:25 pmGSO - YOW
2 stops10h 17mDelta
Wed 12/35:40 amYOW - GSO
2 stops10h 47mDelta
Deal found 10/27$520
This Delta deal was found by Cheapflights users on 10/28. 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 11/153:16 pmGSO - YUL
1 stop8h 43mDelta
Sat 11/229:26 amYUL - GSO
1 stop8h 24mDelta
Deal found 10/28$574
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Mon 10/279:11 pmGSO - YYZ
1 stop20h 45mMultiple Airlines
Fri 10/317:15 amYYZ - GSO
1 stop8h 15mMultiple Airlines
Deal found 10/27$589
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/76:00 amGSO - YYZ
1 stop10h 35mAmerican Airlines
Sun 12/287:04 amYYZ - GSO
1 stop10h 54mAmerican Airlines
Deal found 10/27$597
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/1810:39 amGSO - YYZ
1 stop8h 21mAmerican Airlines
Thu 12/253:52 pmYYZ - GSO
1 stop18h 03mAmerican Airlines
Deal found 10/27$603
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 12/412:30 pmGSO - YYZ
1 stop4h 32mMultiple Airlines
Wed 12/107:45 pmYYZ - GSO
2 stops48h 51mMultiple Airlines
Deal found 10/26$621
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/276:05 amGSO - YYZ
1 stop9h 55mAmerican Airlines
Tue 12/301:12 pmYYZ - GSO
1 stop8h 10mAmerican Airlines
Deal found 10/27$632

Cheap flight deals from Greensboro to Ontario

Keep the following information in mind while searching for Greensboro to Ontario flight deals. Data was last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$363
(United Airlines)

One-way from

$147
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$647
Provider with most accurate pricing for Greensboro/H. Point-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greensboro/H. Point-Toronto (YTO) flights.
Search Deals
From Greensboro/H. Point to Ontario
Search Deals
One-way flight from Greensboro/H. Point to Ontario
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greensboro to Ontario 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 October 28, 2025.
Use the filters below to find and compare flights from Greensboro to Ontario that are best for you.

Fly from

Greensboro

Fly to

Ontario

Route

Depart

Return

Price

GreensboroOttawa

GSO - YOW

GSOYOW

Greensboro/H. Point

Wed 11/26

7:55 pm-11:54 pm

1 stop3h 59m

Ottawa

Wed 12/3

3:10 pm-9:00 pm

1 stop5h 50m

$363

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Wed 1/7

6:00 am-4:35 pm

1 stop10h 35m

Toronto Pearson Intl

Mon 1/12

10:59 am-6:23 pm

1 stop7h 24m

$437

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Fri 12/5

6:35 pm-1:19 pm

1 stop18h 44m

Toronto Pearson Intl

Thu 12/11

7:44 am-11:04 pm

1 stop15h 20m

$481

GreensboroOttawa

GSO - YOW

GSOYOW

Greensboro/H. Point

Mon 4/6

6:00 am-7:16 pm

2 stops13h 16m

Ottawa

Wed 4/8

5:45 am-2:09 pm

2 stops8h 24m

$481

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Thu 12/4

6:05 am-4:24 pm

1 stop10h 19m

Toronto Pearson Intl

Wed 12/10

7:44 am-5:51 pm

1 stop10h 07m

$504

GreensboroMontreal

GSO - YUL

GSOYUL

Greensboro/H. Point

Sat 1/10

8:00 am-10:20 am

1 stop26h 20m

Montreal Pierre Elliott Trudeau Intl

Sat 1/17

8:05 am-8:51 pm

2 stops12h 46m

$508

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Thu 11/20

2:41 pm-11:20 pm

1 stop8h 39m

Toronto Pearson Intl

Mon 11/24

2:10 pm-11:01 pm

1 stop8h 51m

$514

GreensboroOttawa

GSO - YOW

GSOYOW

Greensboro/H. Point

Wed 11/26

2:25 pm-12:42 am

2 stops10h 17m

Ottawa

Wed 12/3

5:40 am-4:27 pm

2 stops10h 47m

$520

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Sun 1/18

8:00 pm-10:28 am

1 stop14h 28m

Toronto Pearson Intl

Sat 1/24

7:40 pm-2:11 pm

1 stop18h 31m

$537

GreensboroMontreal

GSO - YUL

GSOYUL

Greensboro/H. Point

Sat 11/15

3:16 pm-11:59 pm

1 stop8h 43m

Montreal Pierre Elliott Trudeau Intl

Sat 11/22

9:26 am-5:50 pm

1 stop8h 24m

$574

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 25 results
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Best time to book a flight from Greensboro to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Greensboro 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 Greensboro to Ontario

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

Currently, May is the cheapest month in which you can book a flight from Greensboro to Region of Ontario (average of $111). Flying from Greensboro to Region of Ontario in November is currently the most expensive (average of $255). 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.

What is the cheapest time of day to fly from GSO to ON?

Find hourly flight availability from Greensboro to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 35% on flights from Greensboro to Region of Ontario by exploring options for tickets in the afternoon.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated October 28, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Greensboro to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
WestJet
7.2
Good
3,148 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air Canada
7.1
Good
10,371 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Greensboro to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Greensboro to Ontario?

    Greensboro/H. Point (GSO), located 8.4 mi from the city center, is the airport you fly out of when you book flights from Greensboro to Ontario.

  • How long is the flight from Greensboro to Region of Ontario?

    Airlines like United Airlines, American Airlines, and Delta fly from Greensboro to Region of Ontario in about 3h 59m. The time it takes to get you to your destination can typically vary by up to 14h 45m. The distance between Greensboro and Region of Ontario is about 674 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Greensboro to Region of Ontario one-way?

    $154 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Air Canada and American Airlines, with prices starting from $189 and $300, respectively.

  • What are the most popular routes from Greensboro to Region of Ontario?

    The most popular flight routes from Greensboro to Region of Ontario are Greensboro/H. Point - Montreal Pierre Elliott Trudeau Intl, Greensboro/H. Point - Toronto Pearson Intl and Greensboro/H. Point - Ottawa.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Greensboro to Ontario 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 Greensboro to Region of Ontario?

    Currently, May is the cheapest month in which you can book a flight from Greensboro to Region of Ontario (average of $111). Flying from Greensboro to Region of Ontario in November is currently the most expensive (average of $255). 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

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Alternative routes for Greensboro to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Greensboro to Ontario

Discover the top 4 airlines that operate flights from Greensboro to Ontario. 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$153Average$360FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$267Average$491FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$297Average$593FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$316Average$417FlexibilityNo cancel feeOn-time71%

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