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$227+ 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
GSO — YYZ
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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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 junio 12, 2025.

Round-trip from

$428
(Delta)

One-way from

$227
(Kiwi.com)

Popular in

April

Cheapest in

November

Average price

$426
From Greensboro/H. Point to Ontario
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One-way flight from Greensboro/H. Point to Ontario
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Highest demand for flights based on searches. 7% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
lun. 7/146:00 amGSO - YUL
1 stop15h 28mDelta
mar. 7/225:00 pmYUL - GSO
1 stop21h 01mDelta
Deal found 6/11$428
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/129:11 pmGSO - YYZ
2 stops16h 54mMultiple Airlines
lun. 9/157:15 amYYZ - GSO
1 stop8h 15mMultiple Airlines
Deal found 6/11$451
This American Airlines deal was found by Cheapflights users on 6/11. 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.
vie. 9/122:14 pmGSO - YYZ
1 stop8h 49mAmerican Airlines
lun. 9/1510:59 amYYZ - GSO
1 stop10h 24mAmerican Airlines
Deal found 6/11$463
This Delta deal was found by Cheapflights users on 6/10. 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.
vie. 7/252:41 pmGSO - YYZ
1 stop9h 02mDelta
vie. 8/16:15 amYYZ - GSO
1 stop7h 46mDelta
Deal found 6/10$489
This American Airlines deal was found by Cheapflights users on 6/12. 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.
mar. 7/16:03 amGSO - YUL
1 stop10h 42mAmerican Airlines
mar. 7/810:30 amYUL - GSO
1 stop12h 32mAmerican Airlines
Deal found 6/12$497
This United Airlines deal was found by Cheapflights users on 6/11. 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.
sáb. 7/265:32 pmGSO - YYZ
1 stop25h 03mUnited Airlines
sáb. 8/28:15 amYYZ - GSO
1 stop13h 02mUnited Airlines
Deal found 6/11$556
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/78:56 pmGSO - YUL
1 stop17h 24mMultiple Airlines
jue. 7/107:00 amYUL - GSO
2 stops32h 15mMultiple Airlines
Deal found 6/10$565
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/410:25 amGSO - YUL
2 stops22h 10mUnited Airlines
dom. 7/138:10 amYUL - GSO
2 stops25h 38mUnited Airlines
Deal found 6/10$656
This Air Canada deal was found by Cheapflights users on 6/10. 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.
mar. 8/126:15 amGSO - YYZ
2 stops8h 49mAir Canada
jue. 8/1412:15 pmYYZ - GSO
1 stop6h 26mAir Canada
Deal found 6/10$688
This WestJet deal was found by Cheapflights users on 6/11. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/202:45 pmGSO - YYZ
1 stop8h 24mWestJet
sáb. 6/216:30 pmYYZ - GSO
2 stops19h 27mWestJet
Deal found 6/11$699
This United Airlines deal was found by Cheapflights users on 6/11. 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.
jue. 7/106:15 amGSO - YOW
1 stop8h 12mUnited Airlines
jue. 7/1710:25 amYOW - GSO
1 stop13h 25mUnited Airlines
Deal found 6/11$701
This WestJet deal was found by Cheapflights users on 6/12. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/310:21 amGSO - YUL
1 stop7h 18mWestJet
lun. 7/77:00 amYUL - GSO
1 stop9h 14mWestJet
Deal found 6/12$766

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 junio 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

GreensboroMontreal

GSO - YUL

GSOYUL

Greensboro/H. Point

lun. 7/14

6:00 am-9:28 pm

1 stop15h 28m

Montreal Pierre Elliott Trudeau Intl

mar. 7/22

5:00 pm-2:01 pm

1 stop21h 01m

$428

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

vie. 9/12

9:11 pm-2:05 pm

2 stops16h 54m

Toronto Pearson Intl

lun. 9/15

7:15 am-3:30 pm

1 stop8h 15m

$451

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

vie. 9/12

2:14 pm-11:03 pm

1 stop8h 49m

Toronto Pearson Intl

lun. 9/15

10:59 am-9:23 pm

1 stop10h 24m

$463

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

vie. 7/25

2:41 pm-11:43 pm

1 stop9h 02m

Toronto Pearson Intl

vie. 8/1

6:15 am-2:01 pm

1 stop7h 46m

$489

GreensboroMontreal

GSO - YUL

GSOYUL

Greensboro/H. Point

mar. 7/1

6:03 am-4:45 pm

1 stop10h 42m

Montreal Pierre Elliott Trudeau Intl

mar. 7/8

10:30 am-11:02 pm

1 stop12h 32m

$497

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

sáb. 7/26

5:32 pm-12:40 pm

1 stop19h 08m

Toronto Pearson Intl

sáb. 8/2

8:15 am-9:17 pm

1 stop13h 02m

$556

GreensboroMontreal

GSO - YUL

GSOYUL

Greensboro/H. Point

lun. 7/7

8:56 pm-2:20 pm

1 stop17h 24m

Montreal Pierre Elliott Trudeau Intl

jue. 7/10

7:00 am-3:15 pm

2 stops32h 15m

$565

GreensboroMontreal

GSO - YUL

GSOYUL

Greensboro/H. Point

vie. 7/4

10:25 am-8:35 am

2 stops22h 10m

Montreal Pierre Elliott Trudeau Intl

dom. 7/13

8:10 am-9:48 am

2 stops25h 38m

$656

GreensboroToronto

GSO - YYZ

GSOYYZ

Greensboro/H. Point

mar. 8/12

6:15 am-3:04 pm

2 stops8h 49m

Toronto Pearson Intl

jue. 8/14

12:15 pm-6:41 pm

1 stop6h 26m

$688

GreensboroOttawa

GSO - YOW

GSOYOW

Greensboro/H. Point

jue. 7/10

6:15 am-2:27 pm

1 stop8h 12m

Ottawa

jue. 7/17

10:25 am-11:50 pm

1 stop13h 25m

$701

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 23 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, January is the cheapest month in which you can book a flight from Greensboro to Region of Ontario (average of $243). Flying from Greensboro to Region of Ontario in July is currently the most expensive (average of $353). 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 junio 12, 2025.

When flying from Greensboro to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 junio 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Greensboro to Ontario. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
WestJet
7.2
Good
2,868 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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.

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

    $253 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $276 and $298, 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 - 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, January is the cheapest month in which you can book a flight from Greensboro to Region of Ontario (average of $243). Flying from Greensboro to Region of Ontario in July is currently the most expensive (average of $353). 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$168Average$304FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$222Average$625FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$316Average$396FlexibilityNo cancel feeOn-time71%
WestJetCheapest$323Average$432FlexibilityNo cancel feeOn-time60%

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