Cheap Flight Tickets from Ontario (ONT) to Greenville (GSP), Starting at $241

Good to Know: Cheapest and Fastest ONT - GSP Flights

Useful information for finding best airline tickets from Ontario International to Greenville Spartanburg International on your next trip.

Cheapest One way Flight

$241

AA American Airlines • 2 stops • 37h 4m

Jul 18

The cheapest one way flight from Ontario to Greenville (ONT-GSP) is currently $241

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Fastest Flight

15h 50m

The fastest nonstop flight from Ontario to Greenville (ONT-GSP) takes 15h 50m

Top Airlines Flying from Ontario to Greenville

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Ontario (ONT) to Greenville (GSP)

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Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Greenville? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Greenville Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to GSP?
The most popular airline flying from Ontario to Greenville are
Can I fly from ONT to GSP non-stop?
NO
Which airlines fly nonstop between Ontario and Greenville?
The non-stop flights between Ontario and Greenville are .
What’s the earliest departure time from ONT to GSP Airport?
The earliest flight leaves ONT at 6:10 am and lands in GSP - Greenville Spartanburg International
What are the airports in Greenville?
GSP
Can I make changes to my Ontario to Greenville flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to GSP?
Read the fare rules of the Ontario to Greenville air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Greenville?
operate flights between Ontario and Greenville
How long does a flight from Ontario to Greenville take?
It takes approximately 5 hour to fly non-stop from ONT to GSP, which is 2009.97 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Greenville (GSP) ?
In the past couple of days, the cheapest tickets to GSP from ONT were found on AA : USD 241
Do I need a passport to fly between ONT and GSP?
No
What’s the latest departure time from ONT to GSP ?
The last flight leaves ONT at 10:25 am

Ontario (ONT) to Greenville (GSP): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Greenville Spartanburg International , Greenville, US
Distance 2010 miles

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