HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Greenville

$150+ Cheap flights from Ontario to Greenville (GSP)

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — GSP
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Greenville with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 February 20, 2025.

Round-trip from

$270
(Air Canada)

One-way from

$150
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$390
From Ontario to Greenville
Search Deals
One-way flight from Ontario to Greenville
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 February 20, 2025.

This Air Canada deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/193:00 pmYYZ - GSP
1 stop6h 10mAir Canada
Wed 3/2612:15 pmGSP - YYZ
1 stop7h 05mAir Canada
Deal found 2/19$270
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1710:15 amYYZ - GSP
1 stop10h 55mMultiple Airlines
Mon 3/314:35 pmGSP - YYZ
1 stop7h 09mMultiple Airlines
Deal found 2/20$289
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/193:00 pmYYZ - GSP
1 stop6h 10mUnited Airlines
Wed 4/26:00 amGSP - YYZ
1 stop6h 43mUnited Airlines
Deal found 2/20$305
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1812:20 pmYYZ - GSP
1 stop4h 14mDelta
Sun 4/65:46 amGSP - YYZ
1 stop5h 20mDelta
Deal found 2/20$306
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/206:00 amYYZ - GSP
1 stop4h 04mAmerican Airlines
Thu 4/36:30 amGSP - YYZ
1 stop8h 30mAmerican Airlines
Deal found 2/19$317
This CheapTicketsDeal deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/266:43 pmYYZ - GSP
1 stop16h 27mWestJet
Sat 3/17:00 amGSP - YYZ
1 stop26h 17mWestJet
Deal found 2/19$351

Find flights from Ontario to Greenville within your budget

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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Ontario

Fly to

Greenville

Route

Depart

Return

Price

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Wed 3/19

3:00 pm-9:10 pm

1 stop6h 10m

Greenville

Wed 3/26

12:15 pm-7:20 pm

1 stop7h 05m

$270

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Mon 3/17

10:15 am-9:10 pm

1 stop10h 55m

Greenville

Mon 3/31

4:35 pm-11:44 pm

1 stop7h 09m

$289

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Wed 3/19

3:00 pm-9:10 pm

1 stop6h 10m

Greenville

Wed 4/2

6:00 am-12:43 pm

1 stop6h 43m

$305

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Tue 3/18

12:20 pm-4:34 pm

1 stop4h 14m

Greenville

Sun 4/6

5:46 am-11:06 am

1 stop5h 20m

$306

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Thu 3/20

6:00 am-10:04 am

1 stop4h 04m

Greenville

Thu 4/3

6:30 am-3:00 pm

1 stop8h 30m

$317

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Wed 2/26

6:43 pm-11:10 am

1 stop16h 27m

Greenville

Sat 3/1

7:00 am-9:17 am

1 stop26h 17m

$351

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Sun 4/6

7:45 am-1:54 pm

1 stop6h 09m

$150

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Sat 3/15

7:45 am-4:34 pm

1 stop8h 49m

$180

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Sun 4/6

9:00 am-10:37 pm

1 stop13h 37m

$181

TorontoGreenville

YYZ - GSP

YYZGSP

Toronto Pearson Intl

Sat 3/15

5:25 pm-11:40 pm

2 stops6h 15m

$190

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 12 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.

Travel insights for flights from Ontario to Greenville

Get recent, data-driven insights about flights from Ontario to Greenville including ideal travel times, pricing trends, and more.

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 $329). Flying from Region of Ontario to Greenville in March is currently the most expensive (average of $396). 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 February 20, 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 3.6 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Greenville when rainfall is around 3.6 in.

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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 February 20, 2025.
Delta
8.0
Very good
8,220 reviews

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,766 reviews
Delta
8.0
Very good
8,220 reviews

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,220 reviews

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet
7.2
Good
2,801 reviews
Delta
8.0
Very good
8,220 reviews

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Canada
7.0
Good
8,748 reviews
Delta
8.0
Very good
8,220 reviews

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 10.4 mi from the city center, 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?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $180. Users have also found prices from $181 and $190 on United Airlines and American Airlines, respectively.

  • 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 $329). Flying from Region of Ontario to Greenville in March is currently the most expensive (average of $396). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Simpsonville
Seneca
Anderson

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Greenville

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Charlotte flights
Pearson Intl to Myrtle Beach flights
Pearson Intl to Charleston flights
Toronto Island to Myrtle Beach flights
Pierre Elliott Trudeau Intl to Charlotte flights
Vancouver Intl to Charlotte flights
Toronto Island to Charlotte flights
Pierre Elliott Trudeau Intl to Myrtle Beach flights
Vancouver Intl to Myrtle Beach flights
Halifax to Charlotte flights
Pearson Intl to Greenville flights
Pearson Intl to Savannah flights
Pearson Intl to Columbia flights
Pearson Intl to Hilton Head Island flights
Ottawa to Charlotte flights
Ottawa to Myrtle Beach flights
Calgary to Myrtle Beach flights
Pierre Elliott Trudeau Intl to Savannah flights
Pierre Elliott Trudeau Intl to Charleston flights
Winnipeg to Charlotte flights
Ottawa to Augusta flights
Vancouver Intl to Charleston flights
Ottawa to Charleston flights
Ottawa to Savannah flights
Vancouver Intl to Savannah flights
Halifax to Myrtle Beach flights
Edmonton to Savannah flights
Québec City to Savannah flights
Calgary to Charleston flights
Edmonton to Charleston flights
Winnipeg to Savannah flights
Victoria to Charlotte flights
Québec City to Charlotte flights
Fredericton to Savannah flights
Saskatoon to Greenville flights
Calgary to Greenville flights
Edmonton to Myrtle Beach flights
Moncton to Charlotte flights
Ottawa to Columbia flights
Edmonton to Charlotte flights
Halifax to Savannah flights
Calgary to Savannah flights
Winnipeg to Myrtle Beach flights
Québec City to Myrtle Beach flights
Vancouver Intl to Hilton Head Island flights
Thunder Bay to Greenville flights

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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$298Average$467FlexibilityNo cancel feeOn-time71%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.