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Cheap flights from Ontario to Greenville from C$ 227

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — GSP
22 Aug — 29 Aug1
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 23 July 2026.

Wed 18/116:15 a.m.
YYZ
-
GSP
1 stop6h 53m
Delta
Sat 21/116:20 p.m.
GSP
-
YYZ
1 stop4h 40m
Delta
Deal found 20/7C$ 544
Tue 1/126:00 p.m.
YYZ
-
GSP
1 stop5h 37m
Delta
Thu 3/125:40 a.m.
GSP
-
YYZ
1 stop5h 29m
Delta
Deal found 20/7C$ 561
Sat 22/88:00 a.m.
YYZ
-
GSP
1 stop11h 45m
American Airlines
Fri 28/86:27 a.m.
GSP
-
YYZ
1 stop10h 18m
American Airlines
Deal found 20/7C$ 564
Tue 18/86:34 p.m.
YYZ
-
GSP
1 stop4h 25m
Multiple Airlines
Mon 24/84:55 p.m.
GSP
-
YYZ
1 stop21h 10m
Multiple Airlines
Deal found 20/7C$ 567
Tue 18/86:10 a.m.
YYZ
-
GSP
1 stop4h 05m
WestJet
Mon 24/85:46 a.m.
GSP
-
YYZ
2 stops13h 09m
WestJet
Deal found 20/7C$ 571
Fri 2/108:00 a.m.
YYZ
-
GSP
2 stops11h 52m
WestJet
Sun 11/105:40 a.m.
GSP
-
YYZ
2 stops13h 15m
WestJet
Deal found 21/7C$ 572
Wed 2/1212:45 p.m.
YUL
-
GSP
1 stop4h 56m
Delta
Sat 5/126:45 a.m.
GSP
-
YUL
1 stop4h 59m
Delta
Deal found 20/7C$ 574
Sat 5/1212:45 p.m.
YUL
-
GSP
1 stop8h 36m
Delta
Tue 8/125:05 p.m.
GSP
-
YUL
1 stop6h 46m
Delta
Deal found 19/7C$ 575
Mon 14/126:15 a.m.
YYZ
-
GSP
1 stop4h 43m
Delta
Thu 7/17:55 p.m.
GSP
-
YYZ
1 stop4h 06m
Delta
Deal found 20/7C$ 578
Wed 9/1210:40 a.m.
YYZ
-
GSP
1 stop22h 47m
Multiple Airlines
Fri 8/16:16 p.m.
GSP
-
YYZ
1 stop29h 39m
Multiple Airlines
Deal found 21/7C$ 581
Wed 9/126:08 p.m.
YYZ
-
GSP
1 stop3h 50m
WestJet
Tue 5/16:00 a.m.
GSP
-
YYZ
1 stop5h 01m
WestJet
Deal found 21/7C$ 590
Thu 3/93:25 p.m.
YUL
-
GSP
1 stop7h 38m
United Airlines
Thu 10/910:25 a.m.
GSP
-
YUL
1 stop9h 20m
United Airlines
Deal found 20/7C$ 719

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 23 July 2026.

Round-trip from

C$ 544

One-way from

C$ 227
Delta
  • Delta
  • 18/11-21/11
  • 2 total stops
  • 11h 33m total
  • Ontario to Greenville
Search Deals
31/8
  • 31/8
  • 1 total stop
  • 7h 14m total
  • Ontario to Greenville
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 23 July 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

Cheapest round-trip

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Wed 18/11

6:15 a.m.-1:08 p.m.

1 stop6h 53m

Greenville

Sat 21/11

6:20 p.m.-11:00 p.m.

1 stop4h 40m

C$ 544

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Tue 15/12

12:14 p.m.-6:49 p.m.

1 stop6h 35m

Greenville

Wed 6/1

12:00 p.m.-4:51 p.m.

1 stop4h 51m

C$ 544

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Wed 16/12

6:15 a.m.-10:58 a.m.

1 stop4h 43m

Greenville

Wed 6/1

10:14 a.m.-4:51 p.m.

1 stop6h 37m

C$ 544

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Wed 16/12

6:00 a.m.-10:33 a.m.

1 stop4h 33m

Greenville

Tue 5/1

5:05 p.m.-12:01 a.m.

1 stop6h 56m

C$ 544

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Tue 18/8

6:00 a.m.-1:14 p.m.

1 stop7h 14m

Greenville

Mon 24/8

5:46 a.m.-10:25 a.m.

1 stop4h 39m

C$ 561

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Tue 1/12

6:00 p.m.-11:37 p.m.

1 stop5h 37m

Greenville

Thu 3/12

5:40 a.m.-11:09 a.m.

1 stop5h 29m

C$ 561

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Tue 15/12

12:14 p.m.-6:49 p.m.

1 stop6h 35m

Greenville

Fri 8/1

7:55 p.m.-12:01 a.m.

1 stop4h 06m

C$ 561

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Sun 13/12

6:00 a.m.-10:33 a.m.

1 stop4h 33m

Greenville

Wed 6/1

3:42 p.m.-12:01 a.m.

1 stop8h 19m

C$ 561
Quickest round-trip

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Wed 2/12

12:45 p.m.-5:41 p.m.

1 stop4h 56m

Greenville

Sat 5/12

6:45 a.m.-11:44 a.m.

1 stop4h 59m

C$ 574

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Sat 5/12

12:45 p.m.-9:21 p.m.

1 stop8h 36m

Greenville

Tue 8/12

5:05 p.m.-11:51 p.m.

1 stop6h 46m

C$ 575

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/7

Showing 1-10 of 34 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, January is the cheapest month in which you can book a flight from Region of Ontario to Greenville (average of C$ 636). Flying from Region of Ontario to Greenville in March is currently the most expensive (average of C$ 1,108). 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.

How much does it cost to fly round-trip from Region of Ontario to Greenville?

Airfare is below average for this route at the moment.
Region of Ontario to Greenville flights typically cost between C$ 680 and C$ 804 in November.
The cheapest round-trip price found within the last 5 days was C$ 544 on Delta (18 Nov-21 Nov).

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 6h 53m. Delta provides one of the quickest options available for as low as C$ 544. The distance between Region of Ontario and Greenville is about 1001 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, January is the cheapest month in which you can book a flight from Region of Ontario to Greenville (average of C$ 636). Flying from Region of Ontario to Greenville in March is currently the most expensive (average of C$ 1,108). 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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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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