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Cheap flights from Greenville to Ontario from C$ 174

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — YYZ
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Greenville to Ontario

Keep the following information in mind while searching for Greenville to Ontario flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 457

One-way from

C$ 174

Popular in

September

Cheapest in

February

Average price

C$ 912
13/11-17/11
  • 13/11-17/11
  • 2 total stops
  • 28h 14m total
  • Greenville to Ontario
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30/10
  • 30/10
  • 1 total stop
  • 24h 25m total
  • Greenville to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 188 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Greenville to Ontario

Cheapest flights from Greenville to Ontario
Explore the most affordable flight options available from Greenville to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Thu 13/118:03 p.m.GSP - YYZ
1 stop21h 41mMultiple Airlines
Mon 17/1112:50 p.m.YYZ - GSP
1 stop6h 33mMultiple Airlines
Deal found 14/9C$ 457
Thu 23/103:37 p.m.GSP - YYZ
1 stop22h 15mMultiple Airlines
Sun 26/108:00 p.m.YYZ - GSP
1 stop23h 23mMultiple Airlines
Deal found 13/9C$ 467
Thu 9/108:03 p.m.GSP - YYZ
1 stop22h 33mMultiple Airlines
Tue 14/106:15 p.m.YYZ - GSP
2 stops44h 37mMultiple Airlines
Deal found 15/9C$ 565
Fri 3/108:03 p.m.GSP - YYZ
1 stop26h 37mMultiple Airlines
Fri 10/107:15 a.m.YYZ - GSP
1 stop12h 08mMultiple Airlines
Deal found 14/9C$ 645
Sat 18/107:27 a.m.GSP - YYZ
1 stop9h 07mAmerican Airlines
Mon 20/101:15 p.m.YYZ - GSP
1 stop8h 56mAmerican Airlines
Deal found 13/9C$ 649
Wed 15/1011:20 a.m.GSP - YYZ
1 stop11h 42mAmerican Airlines
Sat 18/107:15 a.m.YYZ - GSP
1 stop10h 07mAmerican Airlines
Deal found 13/9C$ 716
Fri 19/97:26 p.m.GSP - YUL
1 stop18h 54mMultiple Airlines
Sun 21/96:55 p.m.YUL - GSP
2 stops23h 51mMultiple Airlines
Deal found 15/9C$ 959
Thu 30/105:52 p.m.GSP - YUL
1 stop15h 58mAmerican Airlines
Thu 6/112:29 p.m.YUL - GSP
1 stop4h 52mAmerican Airlines
Deal found 15/9C$ 968
Thu 9/106:05 a.m.GSP - YUL
1 stop7h 04mUnited Airlines
Tue 14/108:00 p.m.YUL - GSP
2 stops18h 11mUnited Airlines
Deal found 15/9C$ 1,013
Thu 9/106:00 a.m.GSP - YUL
1 stop7h 34mAmerican Airlines
Tue 14/107:29 a.m.YUL - GSP
1 stop7h 20mAmerican Airlines
Deal found 14/9C$ 1,021
Thu 4/125:35 a.m.GSP - YUL
1 stop5h 59mWestJet
Sun 7/126:00 a.m.YUL - GSP
1 stop5h 02mWestJet
Deal found 14/9C$ 1,025
Thu 9/106:35 a.m.GSP - YUL
2 stops24h 32mWestJet
Tue 14/106:45 a.m.YUL - GSP
2 stops27h 24mWestJet
Deal found 15/9C$ 1,069

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville 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 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Greenville to Ontario that are best for you.

Fly from

Greenville

Fly to

Ontario

Route

Depart

Return

Price

GreenvilleToronto

GSP - YYZ

GSPYYZ

Greenville

Thu 23/10

3:37 p.m.-1:52 p.m.

1 stop22h 15m

Toronto Pearson Intl

Sun 26/10

8:00 p.m.-7:23 p.m.

1 stop23h 23m

C$ 467

GreenvilleToronto

GSP - YYZ

GSPYYZ

Greenville

Thu 13/11

5:17 p.m.-2:40 p.m.

2 stops21h 23m

Toronto Pearson Intl

Mon 17/11

7:15 a.m.-7:23 p.m.

1 stop12h 08m

C$ 517

GreenvilleToronto

GSP - YYZ

GSPYYZ

Greenville

Thu 9/10

8:03 p.m.-6:36 p.m.

1 stop22h 33m

Toronto Pearson Intl

Tue 14/10

6:15 p.m.-2:52 p.m.

2 stops44h 37m

C$ 565

GreenvilleToronto

GSP - YYZ

GSPYYZ

Greenville

Fri 3/10

8:03 p.m.-10:40 p.m.

1 stop26h 37m

Toronto Pearson Intl

Fri 10/10

7:15 a.m.-7:23 p.m.

1 stop12h 08m

C$ 645

GreenvilleToronto

GSP - YYZ

GSPYYZ

Greenville

Wed 15/10

11:20 a.m.-11:02 p.m.

1 stop11h 42m

Toronto Pearson Intl

Sat 18/10

7:15 a.m.-5:22 p.m.

1 stop10h 07m

C$ 716

GreenvilleToronto

GSP - YYZ

GSPYYZ

Greenville

Fri 10/10

8:03 p.m.-11:41 p.m.

1 stop27h 38m

Toronto Pearson Intl

Sun 12/10

6:00 p.m.-10:18 p.m.

1 stop4h 18m

C$ 731

GreenvilleMontreal

GSP - YUL

GSPYUL

Greenville

Mon 9/3

6:43 p.m.-4:28 p.m.

1 stop21h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 13/3

6:45 a.m.-2:41 p.m.

1 stop7h 56m

C$ 829

GreenvilleMontreal

GSP - YUL

GSPYUL

Greenville

Wed 1/10

10:05 a.m.-10:06 p.m.

2 stops12h 01m

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

9:45 a.m.-4:53 p.m.

1 stop7h 08m

C$ 949

GreenvilleMontreal

GSP - YUL

GSPYUL

Greenville

Wed 1/10

6:00 a.m.-4:05 p.m.

1 stop10h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

7:00 a.m.-5:23 p.m.

1 stop10h 23m

C$ 949

GreenvilleMontreal

GSP - YUL

GSPYUL

Greenville

Thu 30/10

5:52 p.m.-9:50 a.m.

1 stop15h 58m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

2:29 p.m.-7:21 p.m.

1 stop4h 52m

C$ 968

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 24 results
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Best time to book a flight from Greenville to Ontario

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

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

Currently, January is the cheapest month in which you can book a flight from Greenville to Region of Ontario (average of C$ 169). Flying from Greenville to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 Greenville 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 Greenville to Ontario?

    If you book a flight to Ontario from Greenville, you will be flying from Greenville, which is the city’s only airport. Greenville (GSP) is located 16.7 km from the centre of Greenville.

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

    Airlines like United Airlines, Delta, and American Airlines fly from Greenville to Region of Ontario in about 10h 05m. The time it takes to get you to your destination can typically vary by up to 5h 53m. Greenville and Region of Ontario are separated by a distance of 1374 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Greenville to Region of Ontario (average of C$ 169). Flying from Greenville to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 Greenville to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Need flexible booking options for your flight to Ontario from Greenville? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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