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Cheap flights from Ontario to Greenville from C$ 368

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — GSP
17 Jun — 24 Jun1
1 adult

Cheap flight deals from Ontario to Greenville

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

Round-trip from

C$ 412

One-way from

C$ 368

Popular in

January

Cheapest in

November

Average price

C$ 525
19/9-3/10
  • 19/9-3/10
  • 2 total stops
  • 24h 26m total
  • Ontario to Greenville
Search Deals
United Airlines
  • United Airlines
  • 25/7
  • 1 total stop
  • 5h 43m total
  • Ontario to Greenville
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 167 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Ontario to Greenville

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 12 June 2025.

Fri 19/97:15 a.m.YYZ - GSP
1 stop11h 31mMultiple Airlines
Fri 3/108:26 a.m.GSP - YYZ
1 stop12h 55mMultiple Airlines
Deal found 11/6C$ 412
Fri 15/86:00 a.m.YUL - GSP
1 stop8h 38mDelta
Mon 25/86:59 p.m.GSP - YUL
1 stop15h 08mDelta
Deal found 10/6C$ 574
Tue 8/710:00 a.m.YYZ - GSP
1 stop4h 38mDelta
Tue 15/76:00 a.m.GSP - YYZ
2 stops16h 58mDelta
Deal found 10/6C$ 613
Sat 12/77:15 a.m.YYZ - GSP
1 stop9h 38mAmerican Airlines
Sat 19/77:08 a.m.GSP - YYZ
1 stop9h 26mAmerican Airlines
Deal found 11/6C$ 629
Fri 19/96:35 p.m.YYZ - GSP
1 stop26h 36mUnited Airlines
Fri 3/102:46 p.m.GSP - YYZ
2 stops19h 12mUnited Airlines
Deal found 11/6C$ 651
Fri 15/86:15 a.m.YUL - GSP
1 stop14h 45mUnited Airlines
Mon 25/82:51 p.m.GSP - YUL
1 stop4h 54mUnited Airlines
Deal found 10/6C$ 695
Fri 18/76:00 a.m.YUL - GSP
1 stop17h 43mMultiple Airlines
Sun 20/76:00 a.m.GSP - YUL
2 stops5h 59mMultiple Airlines
Deal found 10/6C$ 781
Sat 30/86:30 a.m.YYZ - GSP
1 stop4h 07mWestJet
Mon 1/96:30 a.m.GSP - YYZ
2 stops12h 22mWestJet
Deal found 10/6C$ 808
Fri 15/86:55 p.m.YUL - GSP
1 stop5h 04mWestJet
Mon 25/82:15 p.m.GSP - YUL
2 stops10h 22mWestJet
Deal found 10/6C$ 823

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 12 June 2025.
Use the filters below to find and compare flights from Ontario to Greenville that are best for you.

Fly from

Ontario

Fly to

Greenville

Route

Depart

Return

Price

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Fri 19/9

7:15 a.m.-6:46 p.m.

1 stop11h 31m

Greenville

Fri 3/10

8:26 a.m.-9:21 p.m.

1 stop12h 55m

C$ 412

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Fri 15/8

6:00 a.m.-2:38 p.m.

1 stop8h 38m

Greenville

Mon 25/8

6:59 p.m.-10:07 a.m.

1 stop15h 08m

C$ 574

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Tue 8/7

10:00 a.m.-2:38 p.m.

1 stop4h 38m

Greenville

Tue 15/7

6:00 a.m.-10:58 p.m.

2 stops16h 58m

C$ 613

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Sat 12/7

7:15 a.m.-4:53 p.m.

1 stop9h 38m

Greenville

Sat 19/7

7:08 a.m.-4:34 p.m.

1 stop9h 26m

C$ 629

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Fri 19/9

6:35 p.m.-9:11 p.m.

1 stop26h 36m

Greenville

Fri 3/10

2:46 p.m.-9:58 a.m.

2 stops19h 12m

C$ 651

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Fri 15/8

6:15 a.m.-9:00 p.m.

1 stop14h 45m

Greenville

Mon 25/8

2:51 p.m.-7:45 p.m.

1 stop4h 54m

C$ 695

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Fri 18/7

6:00 a.m.-11:43 p.m.

1 stop17h 43m

Greenville

Sun 20/7

6:00 a.m.-11:59 a.m.

2 stops5h 59m

C$ 781

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Sat 30/8

6:30 a.m.-10:37 a.m.

1 stop4h 07m

Greenville

Mon 1/9

6:30 a.m.-6:52 p.m.

2 stops12h 22m

C$ 808

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

Fri 15/8

6:55 p.m.-11:59 p.m.

1 stop5h 04m

Greenville

Mon 25/8

2:15 p.m.-12:37 a.m.

2 stops10h 22m

C$ 823

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Fri 25/7

6:00 p.m.-11:43 p.m.

1 stop5h 43m

C$ 368

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/6

Showing 1-10 of 14 results
1
2

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$ 317). Flying from Region of Ontario to Greenville in March is currently the most expensive (average of C$ 466). 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 ON to GSP?

Find hourly flight availability from Ontario to Greenville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Greenville as you normally would.

Rainfall in Greenville by month

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

In terms of precipitation, rainfall in Greenville ranges from 92.0 - 130.0 mm per month. March is typically the wettest month, when rainfall can reach 130.0 mm. November is typically the driest time to visit Greenville when rainfall is around 92.0 mm.

Temperature in Greenville by month

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

If weather is an important factor for your trip to Greenville, 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 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Greenville

Get insights into the airlines that provide service to Greenville. 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 Greenville. Reviews last updated 12 June 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Ontario to Greenville. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as C$ 368. However, be on the lookout for offers from Delta and Air Canada, as they are both options that can get you from Region of Ontario to Greenville for a low price.

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

    The most popular flight routes from Region of Ontario to Greenville are Montreal Pierre Elliott Trudeau Intl - Greenville, Toronto Pearson 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$ 317). Flying from Region of Ontario to Greenville in March is currently the most expensive (average of C$ 466). 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 4 airlines flying from Ontario to Greenville

Discover the top 4 airlines 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 349AverageC$ 663FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 358AverageC$ 704FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 368AverageC$ 485FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 420AverageC$ 590FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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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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