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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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — GSP
1 jul. — 8 jul.1
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 26 junio 2025.

Round-trip from

C$ 477

One-way from

C$ 227

Popular in

January

Cheapest in

November

Average price

C$ 525
10/8-17/8
  • 10/8-17/8
  • 2 total stops
  • 34h 44m total
  • Ontario to Greenville
Search Deals
10/8
  • 10/8
  • 1 total stop
  • 12h 48m total
  • Ontario to Greenville
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 166 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 39 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 26 junio 2025.

dom. 10/88:00 p.m.YYZ - GSP
1 stop12h 48mMultiple Airlines
dom. 17/84:33 p.m.GSP - YYZ
1 stop21h 56mMultiple Airlines
Deal found 25/6C$ 477
mar. 22/710:00 a.m.YYZ - GSP
1 stop8h 30mDelta
mar. 29/73:18 p.m.GSP - YYZ
1 stop8h 25mDelta
Deal found 24/6C$ 532
lun. 11/85:18 p.m.YYZ - GSP
1 stop25h 36mAmerican Airlines
mar. 19/87:35 a.m.GSP - YYZ
1 stop9h 00mAmerican Airlines
Deal found 26/6C$ 536
vie. 15/86:00 a.m.YUL - GSP
1 stop12h 18mDelta
lun. 25/811:04 a.m.GSP - YUL
1 stop23h 03mDelta
Deal found 26/6C$ 546
lun. 11/88:10 a.m.YYZ - GSP
1 stop15h 40mUnited Airlines
mar. 19/82:51 p.m.GSP - YYZ
2 stops29h 53mUnited Airlines
Deal found 26/6C$ 608
vie. 15/83:41 p.m.YUL - GSP
2 stops22h 36mUnited Airlines
lun. 25/810:24 a.m.GSP - YUL
1 stop25h 06mUnited Airlines
Deal found 26/6C$ 645
vie. 15/87:29 a.m.YUL - GSP
1 stop4h 24mAmerican Airlines
lun. 25/86:50 p.m.GSP - YUL
1 stop15h 01mAmerican Airlines
Deal found 25/6C$ 749
jue. 17/711:52 a.m.YYZ - GSP
1 stop3h 35mBritish Airways
mié. 23/710:32 a.m.GSP - YYZ
1 stop8h 03mBritish Airways
Deal found 24/6C$ 768
vie. 15/86:00 a.m.YUL - GSP
1 stop4h 37mMultiple Airlines
lun. 25/82:50 p.m.GSP - YUL
2 stops33h 37mMultiple Airlines
Deal found 26/6C$ 807
lun. 15/96:00 a.m.YYZ - GSP
1 stop4h 56mWestJet
lun. 15/92:25 p.m.GSP - YYZ
2 stops15h 48mWestJet
Deal found 23/6C$ 830
vie. 15/86:00 a.m.YUL - GSP
1 stop11h 44mWestJet
lun. 25/86:30 a.m.GSP - YUL
2 stops24h 38mWestJet
Deal found 26/6C$ 844

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 26 junio 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

dom. 10/8

8:00 p.m.-8:48 a.m.

1 stop12h 48m

Greenville

dom. 17/8

4:33 p.m.-2:29 p.m.

1 stop21h 56m

C$ 477

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

mar. 22/7

10:00 a.m.-6:30 p.m.

1 stop8h 30m

Greenville

mar. 29/7

3:18 p.m.-11:43 p.m.

1 stop8h 25m

C$ 532

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

lun. 11/8

5:18 p.m.-6:54 p.m.

1 stop25h 36m

Greenville

mar. 19/8

7:35 a.m.-4:35 p.m.

1 stop9h 00m

C$ 536

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

vie. 15/8

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

1 stop12h 18m

Greenville

lun. 25/8

11:04 a.m.-10:07 a.m.

1 stop23h 03m

C$ 546

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

lun. 11/8

8:10 a.m.-11:50 p.m.

1 stop15h 40m

Greenville

mar. 19/8

2:51 p.m.-8:44 p.m.

2 stops29h 53m

C$ 608

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

vie. 15/8

3:41 p.m.-2:17 p.m.

2 stops22h 36m

Greenville

lun. 25/8

10:24 a.m.-11:30 a.m.

1 stop25h 06m

C$ 645

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

vie. 15/8

7:29 a.m.-11:53 a.m.

1 stop4h 24m

Greenville

lun. 25/8

6:50 p.m.-9:51 a.m.

1 stop15h 01m

C$ 749

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

jue. 17/7

11:52 a.m.-3:27 p.m.

1 stop3h 35m

Greenville

mié. 23/7

10:32 a.m.-6:35 p.m.

1 stop8h 03m

C$ 768

MontrealGreenville

YUL - GSP

YULGSP

Montreal Pierre Elliott Trudeau Intl

vie. 15/8

6:00 a.m.-10:37 a.m.

1 stop4h 37m

Greenville

lun. 25/8

2:50 p.m.-12:27 a.m.

2 stops33h 37m

C$ 807

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

lun. 15/9

6:00 a.m.-10:56 a.m.

1 stop4h 56m

Greenville

lun. 15/9

2:25 p.m.-6:13 a.m.

2 stops15h 48m

C$ 830

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/6

Showing 1-10 of 17 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 26 junio 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.

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 26 junio 2025.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Ontario to Greenville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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
8,838 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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
7,964 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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
2,893 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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!
British Airways
6.6
Okay
7,067 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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 Delta, with whom users have recently found tickets for as low as C$ 377. However, be on the lookout for offers from United Airlines and WestJet, 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 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$ 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 3 airlines flying from Ontario to Greenville

Discover the top 3 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 26 junio 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 349AverageC$ 661FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 358AverageC$ 699FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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