$161+ Cheap flights from Greenville (GSP) to Ontario
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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Greenville to Ontario 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
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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 Greenville to Ontario
Keep the following information in mind while searching for Greenville to Ontario flight deals. Data was last updated February 20, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $267 (Mytrip) |
One-way from | $161 (Delta) |
Popular in | January |
Cheapest in | August |
Average price | $341 |
Find flight deals from Greenville to Ontario
Cheapest flights from Greenville to OntarioExplore 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 February 20, 2025.
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 February 20, 2025.
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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.
This American Airlines deal was found by Cheapflights users on 2/18. 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.
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.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This WestJet 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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.
This WestJet 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from Greenville to Ontario within your budget
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 2,558,603 searches. Data last updated February 20, 2025.
Fly from
Fly to
Route
Depart
Return
Price
GreenvilleToronto
GSP - YYZ
GSPYYZ
Greenville
Fri 3/7
4:35 pm-7:30 pm
1 stop26h 55m
Toronto Pearson Intl
Wed 3/12
7:55 pm-1:54 pm
1 stop17h 59m
GreenvilleToronto
GSP - YYZ
GSPYYZ
Greenville
Sun 4/6
6:30 am-11:49 am
1 stop5h 19m
Toronto Pearson Intl
Sun 4/13
5:30 pm-10:37 pm
1 stop5h 07m
GreenvilleToronto
GSP - YYZ
GSPYYZ
Greenville
Sun 3/30
6:39 am-11:06 am
1 stop4h 27m
Toronto Pearson Intl
Wed 4/2
12:35 pm-8:28 pm
1 stop7h 53m
GreenvilleMontreal
GSP - YUL
GSPYUL
Greenville
Thu 3/20
6:00 am-12:50 pm
1 stop6h 50m
Montreal Pierre Elliott Trudeau Intl
Thu 3/27
9:15 am-2:16 pm
1 stop5h 01m
GreenvilleMontreal
GSP - YUL
GSPYUL
Greenville
Thu 3/20
7:30 am-4:59 pm
2 stops9h 29m
Montreal Pierre Elliott Trudeau Intl
Thu 3/27
7:14 am-11:40 pm
1 stop16h 26m
GreenvilleMontreal
GSP - YUL
GSPYUL
Greenville
Thu 3/20
10:03 am-4:45 pm
3 stops30h 42m
Montreal Pierre Elliott Trudeau Intl
Thu 3/27
10:45 am-8:28 pm
3 stops33h 43m
GreenvilleToronto
GSP - YYZ
GSPYYZ
Greenville
Sun 4/6
7:00 am-11:06 am
1 stop4h 06m
Toronto Pearson Intl
Sun 4/13
4:00 pm-6:38 pm
2 stops26h 38m
GreenvilleMontreal
GSP - YUL
GSPYUL
Greenville
Sun 5/25
7:46 pm-11:59 pm
1 stop4h 13m
Montreal Pierre Elliott Trudeau Intl
Fri 5/30
7:00 am-2:17 pm
2 stops7h 17m
GreenvilleMontreal
GSP - YUL
GSPYUL
Greenville
Sat 4/5
2:46 pm-12:39 am
2 stops33h 53m
Montreal Pierre Elliott Trudeau Intl
Sat 4/12
6:45 am-9:27 am
2 stops26h 42m
GreenvilleMontreal
GSP - YUL
GSPYUL
Greenville
Sun 5/25
10:14 am-9:26 pm
2 stops11h 12m
Montreal Pierre Elliott Trudeau Intl
Fri 5/30
6:00 am-5:49 pm
2 stops11h 49m
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.
Travel insights for flights from Greenville to Ontario
Get recent, data-driven insights about flights from Greenville to Ontario including ideal travel times, pricing trends, and more.
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 $243). Flying from Greenville to Region of Ontario in July is currently the most expensive (average of $359). 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 GSP to ON?
Find hourly flight availability from Greenville to Ontario. 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.
When flying from Greenville to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Rainfall in Ontario by month
Plan your trip to Ontario by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.
Temperature in Ontario by month
Plan your trip to Ontario by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Region of Ontario, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Greenville to Ontario by reading reviews from past customers. 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.
Entertainment
Boarding
Overall
Comfort
Food
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Overall
Comfort
Food
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Overall
Comfort
Food
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Overall
Comfort
Food
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Overall
Comfort
Food
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Boarding
Overall
Comfort
Food
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
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.
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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.
Top 3 airlines flying from Greenville to Ontario
Discover the top 3 airlines that operate flights from Greenville to Ontario. 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.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$286 | Average$424 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$321 | Average$433 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$466 | Average$574 | FlexibilityNo cancel fee | On-time60% |