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Cheap flights from Ontario to Greenville from C$ 237

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — GSP
3 abr. — 10 abr.1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Greenville

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Greenville
Explore the most affordable flight options available from Ontario to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 marzo 2026.

vie. 17/47:10 a.m.
YYZ
-
GSP
1 stop12h 28m
Multiple Airlines
vie. 24/45:43 p.m.
GSP
-
YYZ
1 stop20h 22m
Multiple Airlines
Deal found 3/3C$ 490
vie. 27/37:40 a.m.
YYZ
-
GSP
1 stop10h 15m
Multiple Airlines
vie. 3/44:07 p.m.
GSP
-
YYZ
1 stop7h 23m
Multiple Airlines
Deal found 27/2C$ 521
jue. 16/47:15 a.m.
YYZ
-
GSP
1 stop10h 24m
American Airlines
jue. 23/46:30 a.m.
GSP
-
YYZ
1 stop10h 15m
American Airlines
Deal found 2/3C$ 542
mié. 8/46:00 a.m.
YYZ
-
GSP
1 stop11h 41m
Delta
mié. 22/46:59 p.m.
GSP
-
YYZ
1 stop14h 11m
Delta
Deal found 28/2C$ 554
mié. 15/411:10 a.m.
YYZ
-
GSP
1 stop8h 05m
American Airlines
mié. 22/46:30 a.m.
GSP
-
YYZ
1 stop10h 15m
American Airlines
Deal found 2/3C$ 564
jue. 16/48:20 p.m.
YYZ
-
GSP
1 stop23h 18m
Multiple Airlines
jue. 23/42:12 p.m.
GSP
-
YYZ
2 stops21h 31m
Multiple Airlines
Deal found 2/3C$ 591
mié. 15/412:30 p.m.
YUL
-
GSP
1 stop10h 33m
American Airlines
mié. 22/47:00 a.m.
GSP
-
YUL
1 stop14h 37m
American Airlines
Deal found 1/3C$ 614
lun. 30/36:35 p.m.
YUL
-
GSP
1 stop15h 20m
United Airlines
mar. 31/312:33 p.m.
GSP
-
YUL
1 stop8h 53m
United Airlines
Deal found 27/2C$ 622
mar. 24/36:00 a.m.
YYZ
-
GSP
1 stop8h 56m
Delta
mié. 25/36:21 p.m.
GSP
-
YYZ
1 stop4h 48m
Delta
Deal found 3/3C$ 627
lun. 9/37:00 a.m.
YYZ
-
GSP
1 stop10h 53m
Multiple Airlines
lun. 16/38:18 p.m.
GSP
-
YYZ
2 stops26h 22m
Multiple Airlines
Deal found 2/3C$ 638
lun. 30/39:20 a.m.
YUL
-
GSP
1 stop8h 21m
Delta
mar. 31/36:14 p.m.
GSP
-
YUL
1 stop4h 59m
Delta
Deal found 3/3C$ 650
vie. 15/57:15 a.m.
YYZ
-
GSP
1 stop10h 24m
American Airlines
vie. 22/56:14 a.m.
GSP
-
YYZ
1 stop5h 58m
American Airlines
Deal found 1/3C$ 657

Find flight deals from Ontario to Greenville

Keep the following information in mind while searching for Ontario to Greenville flight deals. Data was last updated 4 marzo 2026.

Round-trip from

C$ 490

One-way from

C$ 237

Popular in

September

Cheapest in

April

Average price

C$ 609
17/4-24/4
  • 17/4-24/4
  • 2 total stops
  • 32h 50m total
  • Ontario to Greenville
Search Deals
12/4
  • 12/4
  • 1 total stop
  • 23h 18m total
  • Ontario to Greenville
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 166 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Greenville 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 629,999 searches. Data last updated 4 marzo 2026.
Use the filters below to find and compare flights from Ontario to Greenville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

vie. 17/4

7:10 a.m.-7:38 p.m.

1 stop12h 28m

Greenville

vie. 24/4

5:43 p.m.-2:05 p.m.

1 stop20h 22m

C$ 490

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

mié. 8/4

6:00 a.m.-5:41 p.m.

1 stop11h 41m

Greenville

mié. 22/4

6:59 p.m.-9:10 a.m.

1 stop14h 11m

C$ 554

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

vie. 27/3

4:00 p.m.-2:07 p.m.

2 stops46h 07m

Greenville

vie. 3/4

4:07 p.m.-11:30 p.m.

1 stop7h 23m

C$ 584

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

jue. 16/4

8:20 p.m.-7:38 p.m.

1 stop23h 18m

Greenville

jue. 23/4

2:12 p.m.-11:43 a.m.

2 stops21h 31m

C$ 591

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

lun. 30/3

6:35 p.m.-9:55 a.m.

1 stop15h 20m

Greenville

mar. 31/3

12:33 p.m.-9:26 p.m.

1 stop8h 53m

C$ 622

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

mar. 24/3

6:00 a.m.-2:56 p.m.

1 stop8h 56m

Greenville

mié. 25/3

6:21 p.m.-11:09 p.m.

1 stop4h 48m

C$ 627

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

lun. 30/3

9:20 a.m.-5:41 p.m.

1 stop8h 21m

Greenville

mar. 31/3

6:14 p.m.-11:13 p.m.

1 stop4h 59m

C$ 650

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

mié. 15/4

7:45 a.m.-5:40 p.m.

2 stops9h 55m

Greenville

mié. 22/4

7:00 a.m.-9:37 p.m.

1 stop14h 37m

C$ 653

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

vie. 15/5

7:15 a.m.-5:39 p.m.

1 stop10h 24m

Greenville

vie. 22/5

6:14 a.m.-12:12 p.m.

1 stop5h 58m

C$ 657

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

mié. 8/4

2:15 p.m.-10:45 p.m.

2 stops8h 30m

Greenville

mié. 22/4

6:30 a.m.-11:49 a.m.

1 stop5h 19m

C$ 680

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Showing 1-10 of 35 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Greenville

Have a flexible travel schedule? Discover the best time to fly to Greenville 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 Greenville

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

Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Greenville (average of C$ 186). Flying from Region of Ontario to Greenville in January is currently the most expensive (average of C$ 557). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Greenville. 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 into for flights to Greenville from Ontario?

    Located just 16.7 km from the city centre, Greenville (GSP) is the airport most travelers will use when flying to Greenville from Ontario.

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

    A quick flight from Region of Ontario to Greenville can take about 10h 33m. Delta provides one of the quickest options available for as low as C$ 614. The distance between Region of Ontario and Greenville is about 1374 km. This flight may include one or multiple stops.

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

    The most popular flight routes from Region of Ontario to Greenville are Toronto Pearson Intl - Greenville, Montreal Pierre Elliott Trudeau Intl - Greenville and Thunder Bay - Greenville.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Greenville (average of C$ 186). Flying from Region of Ontario to Greenville in January is currently the most expensive (average of C$ 557). 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 Ontario to Greenville

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ontario to Greenville

Discover the top airline that operate flights from Ontario to Greenville. 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 629,999 searches. Data last updated 4 marzo 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 471AverageC$ 741FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Greenville?

When you search for this flight from Ontario to Greenville, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Greenville?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Greenville by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to Greenville with no change fees?

Need flexible booking options for your flight to Greenville from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Greenville become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Greenville flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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