Menu

Cheap flights from Greenville to Ontario (GSP - ONT)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Greenville to Ontario are usually found in August or September, booked 55 days in advance, depart on a Tuesday or Friday and return on a Friday

How to find the cheapest flight from
Greenville (GSP) to Ontario (ONT)

GSP - ONT
Price
$310 - $688
Popular in June High demand for flights, 36% potential price rise
Cheapest in August Best time to find cheap flights, 30% potential price drop
Round-trip from $310 From Greenville to Ontario
One-way from $139 One-way flight from Greenville to Ontario
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Greenville to Ontario?

Sunday flights are found to be more expensive to fly from Greenville to Ontario. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Ontario.

How far in advance should I book a flight from Greenville to Ontario?

Travelers have found it’s best to book a flight 17 days in advance to save up to 8% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 17 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Greenville to Ontario 1-2 weeks in advance for as low as $87, or $97 for flights within the next 24 hours.

What is the cheapest month to fly from Greenville to Ontario?

Our data shows that September tends to be the cheapest month to fly to Ontario from Greenville. Users have commonly found prices around $95 for the month, but tickets can be as low as $46. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Greenville to Ontario (GSP - ONT)?

One of the essential ways to save on airfare from Greenville to Ontario is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 65% on airfare.

Cheap flights from Greenville to Ontario in September, October 2020

The best prices found for GSP to ONT flights for September, October
13 Oct - 20 Oct
$278pp
GSP
Greenville
Delta
   
2 STOPS
ONT
Ontario
ONT
Ontario
Delta
   
2 STOPS
GSP
Greenville
12 Oct - 28 Oct
$318pp
GSP
Greenville
Delta
   
2 STOPS
ONT
Ontario
ONT
Ontario
Delta
   
2 STOPS
GSP
Greenville
12 Oct - 17 Oct
$345pp
GSP
Greenville
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
GSP
Greenville

Greenville to Ontario 2020 flight deals

Cheap flights to Ontario from Greenville found for this year
13 Oct - 20 Oct
$278pp
GSP
Greenville
Delta
   
2 STOPS
ONT
Ontario
ONT
Ontario
Delta
   
2 STOPS
GSP
Greenville
12 Oct - 28 Oct
$318pp
GSP
Greenville
Delta
   
2 STOPS
ONT
Ontario
ONT
Ontario
Delta
   
2 STOPS
GSP
Greenville
12 Oct - 17 Oct
$345pp
GSP
Greenville
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
GSP
Greenville

One-way flights to Ontario from Greenville

The cheapest one-way flights from Greenville to Ontario
3:40 am - 7:28 am
Delta
1 Stop
6h 48m
GSP - ONT
Delta
$233
Delta
2:05 am - 8:56 am
Delta
2 Stops
9h 51m
GSP - ONT
Delta
$139
Delta
4:47 pm - 4:41 am
Multiple Airlines
2 Stops
38h 54m
GSP - ONT
Multiple Airlines
$147
Kiwi.com

Related info for your journey

Useful info, stats and facts about Greenville to Ontario flights.

Flight FAQs

From Greenville to Ontario

Are flight prices decreasing from Greenville to Ontario due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Greenville and Ontario for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Greenville to Ontario for under $300 on Cheapflights?

Yes, there are multiple flights from Greenville to Ontario for under $300. The cheapest flight booked recently is on Delta for just $278, but on average you can expect to pay $625.

Are there nonstop flights from Greenville to Ontario for under $300 on Cheapflights?

There are no nonstop flights from Greenville to Ontario, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

How popular is this flight route?

This flight path from Greenville to Ontario was viewed by 440 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Greenville or Ontario?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Greenville is roughly greater than that of Ontario. You can assume this to be the case over the next 12 days.

Is Greenville weather warmer or cooler than Ontario?

Our data indicates that the weather will be 95 °F on average in the month of July. The temperature in Ontario is typically hotter than in Greenville. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long is the flight from Greenville to Ontario?

Airlines like Delta fly from Greenville to Ontario in about 6h 15m. The time it takes to get you to your destination can typically vary by up to .

What is the cheapest airline to fly from Greenville to Ontario round-trip?

Our cheapest airline available from Greenville to Ontario is Delta. Our recent data shows that you can find tickets from as low as $278 on this airline. Delta is 36% cheaper than the average price of flights available within the next 90 days to this destination.

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

$139 is the cheapest one-way deal found within the past few days, from Delta.

Alternative routes for Greenville to Ontario

Destination information for Ontario

Things to know before you go. Useful info for your trip from Greenville to Ontario

Airports servicing Greenville

Airports servicing Ontario

Home North America USA California Ontario Cheap flights from Greenville to Ontario