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$297+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
GSO — YYZ
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/10. 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.
Sat 12/277:05 amGSO - YUL
1 stop15h 53mAmerican Airlines
Tue 12/307:30 amYUL - GSO
1 stop5h 58mAmerican Airlines
Deal found 12/10$791
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Sun 12/217:01 amGSO - YUL
1 stop15h 38mAmerican Airlines
Sat 12/273:59 pmYUL - GSO
1 stop18h 17mAmerican Airlines
Deal found 12/11$864
This Justfly.com deal was found by Cheapflights users on 12/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:00 amGSO - YUL
1 stop17h 59mWestJet
Tue 12/306:45 amYUL - GSO
2 stops36h 14mWestJet
Deal found 12/10$919
This Delta deal was found by Cheapflights users on 12/10. 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 12/192:45 pmGSO - YUL
1 stop4h 09mDelta
Mon 12/227:00 amYUL - GSO
1 stop9h 10mDelta
Deal found 12/10$937
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/162:55 pmGSO - YUL
2 stops6h 21mUnited Airlines
Sat 12/209:25 amYUL - GSO
1 stop7h 09mUnited Airlines
Deal found 12/11$962
This American Airlines deal was found by Cheapflights users on 12/10. 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.
Tue 12/167:02 amGSO - YUL
1 stop5h 18mAmerican Airlines
Sat 12/2012:59 pmYUL - GSO
1 stop8h 09mAmerican Airlines
Deal found 12/10$984
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:55 pmGSO - YUL
2 stops5h 55mAir Canada
Sat 12/209:25 amYUL - GSO
1 stop7h 09mAir Canada
Deal found 12/10$1,009
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/191:56 pmGSO - YUL
1 stop9h 02mAmerican Airlines
Mon 12/227:30 amYUL - GSO
2 stops11h 54mAmerican Airlines
Deal found 12/10$1,028

Find flight deals from Greensboro to Ontario

Keep the following information in mind while searching for Greensboro to Ontario flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$363
(United Airlines)

One-way from

$297
(American Airlines)

Popular in

June

Cheapest in

September

Average price

$490
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. 9% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 12, 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

Sun 1/11

8:00 pm-11:54 pm

1 stop3h 54m

Ottawa

Thu 1/15

9:45 am-7:01 pm

1 stop9h 16m

$363

GreensboroOttawa

GSO - YOW

GSOYOW

Greensboro/H. Point

Mon 1/12

11:20 am-4:30 pm

1 stop5h 10m

Ottawa

Thu 1/15

2:15 pm-7:01 pm

1 stop4h 46m

$363

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Fri 1/16

6:00 am-4:35 pm

1 stop10h 35m

Toronto Pearson Intl

Mon 1/19

10:59 am-11:34 pm

1 stop12h 35m

$412

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Thu 1/15

5:22 am-5:23 pm

2 stops12h 01m

Toronto Pearson Intl

Mon 1/19

6:06 am-9:23 pm

1 stop15h 17m

$416

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Thu 1/8

6:00 am-4:35 pm

1 stop10h 35m

Toronto Pearson Intl

Mon 1/12

7:00 am-3:28 pm

1 stop8h 28m

$417

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Thu 1/15

11:03 am-7:00 pm

1 stop7h 57m

Toronto Pearson Intl

Mon 1/19

10:59 am-11:34 pm

1 stop12h 35m

$420

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Wed 2/18

6:02 am-4:35 pm

1 stop10h 33m

Toronto Pearson Intl

Sat 2/21

10:57 am-9:26 pm

1 stop10h 29m

$425

GreensboroOttawa

GSO - YOW

GSOYOW

Greensboro/H. Point

Sun 1/11

6:00 am-4:23 pm

2 stops10h 23m

Ottawa

Thu 1/15

9:45 am-7:01 pm

1 stop9h 16m

$447

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Fri 2/27

6:00 am-3:01 pm

1 stop9h 01m

Toronto Pearson Intl

Mon 3/2

7:09 am-6:13 pm

1 stop11h 04m

$455

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

Fri 1/16

10:01 pm-2:20 pm

1 stop16h 19m

Toronto Pearson Intl

Mon 1/19

5:10 pm-11:51 am

2 stops18h 41m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 25 results
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2
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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 $363). 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 December 12, 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 December 12, 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
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,049 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
WestJet
7.2
Good
3,194 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 54m. The time it takes to get you to your destination can typically vary by up to 8h 07m. 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 most popular routes from Greensboro to Region of Ontario?

    The most popular flight routes from Greensboro to Region of Ontario are Greensboro/H. Point - Toronto Pearson Intl, Greensboro/H. Point - Montreal Pierre Elliott Trudeau 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 $363). 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$153Average$361FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$222Average$593FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$349Average$427FlexibilityNo cancel feeOn-time71%
WestJetCheapest$357Average$531FlexibilityNo cancel feeOn-time60%

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