$157 Cheap flights from Greenville-Spartanburg Intl. to Los Angeles - Ontario Intl. (GSP to ONT)

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Find The Best Dates To Fly from Greenville-Spartanburg Intl. to Los Angeles - Ontario Intl.

Compare Flight Prices from Greenville to Ontario

Affordable Airfare Tickets from GSP to ONT Airport

The cheapest flights to Los Angeles - Ontario Intl. found within the past 7 days were $313 round trip and $157 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Jul 29 - Tue, Aug 5
GSP
Greenville
ONT
Ontario
$313 Roundtrip, found 1 day ago
$313
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jul 29 from Greenville to Ontario, returning Tue, Aug 5, priced at $313 found 1 day ago
Wed, Jul 23 - Tue, Aug 5
GSP
Greenville
ONT
Ontario
$313 Roundtrip, found 1 day ago
$313
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 23 from Greenville to Ontario, returning Tue, Aug 5, priced at $313 found 1 day ago
Tue, May 20 - Sun, May 25
GSP
Greenville
ONT
Ontario
$318 Roundtrip, found 4 days ago
$318
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 20 from Greenville to Ontario, returning Sun, May 25, priced at $318 found 4 days ago
Tue, May 20 - Sun, May 25
GSP
Greenville
ONT
Ontario
$318 Roundtrip, found 4 days ago
$318
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 20 from Greenville to Ontario, returning Sun, May 25, priced at $318 found 4 days ago
Tue, May 20 - Sun, May 25
GSP
Greenville
ONT
Ontario
$318 Roundtrip, found 4 days ago
$318
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, May 20 from Greenville to Ontario, returning Sun, May 25, priced at $318 found 4 days ago
Tue, May 20 - Sun, May 25
GSP
Greenville
ONT
Ontario
$323 Roundtrip, found 4 days ago
$323
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 20 from Greenville to Ontario, returning Sun, May 25, priced at $323 found 4 days ago
Tue, May 20 - Sun, May 25
GSP
Greenville
ONT
Ontario
$324 Roundtrip, found 4 days ago
$324
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 20 from Greenville to Ontario, returning Sun, May 25, priced at $324 found 4 days ago
Sat, Sep 20 - Tue, Sep 30
GSP
Greenville
ONT
Ontario
$326 Roundtrip, found 1 day ago
$326
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 20 from Greenville to Ontario, returning Tue, Sep 30, priced at $326 found 1 day ago
Wed, Jul 23 - Sat, Aug 2
GSP
Greenville
ONT
Ontario
$326 Roundtrip, found 1 day ago
$326
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 23 from Greenville to Ontario, returning Sat, Aug 2, priced at $326 found 1 day ago
Tue, May 20 - Sun, May 25
GSP
Greenville
ONT
Ontario
$331 Roundtrip, found 4 days ago
$331
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 20 from Greenville to Ontario, returning Sun, May 25, priced at $331 found 4 days ago

Frequently asked questions

Are there direct flights from Roger Milliken Field to Los Angeles - Ontario Intl. Airport (ONT)?
Be prepared for a stopover when traveling from Greenville-Spartanburg Intl. Airport (GSP) to ONT. No direct flights are available on this route, however American Airlines, Delta and United Airlines will get you to your destination as quickly as possible.
How long is the flight from Greenville-Spartanburg Intl. Airport (GSP) to ONT?
With the flight from Greer to Ontario taking on average 5 hours and 59 minutes, you will have time to get lots of things done in the air. Take advantage of the trip by bringing that novel you always wanted to read, seeing what in-flight entertainment is on offer or catching up on some sleep. You may even be able to squeeze in all three before the plane lands.
What is the flight distance from Roger Milliken Field to ONT?
Covering 2,000 mi between Greenville-Spartanburg Intl. Airport (GSP) and Greenville-Spartanburg Intl. Airport (GSP) calls for a glass of wine and some screen time. Lean back, get comfortable and enjoy the journey.
What airlines fly from Greenville-Spartanburg Intl. Airport (GSP) to Los Angeles - Ontario Intl. Airport (ONT)?
There are currently no airlines offering direct flights between Roger Milliken Field and Los Angeles - Ontario Intl. Airport (ONT). Save time and avoid irritating layovers by exploring the quickest routes well in advance.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Greenville to Ontario

 

Traveling From
Greenville-Spartanburg Intl.
Traveling To
Los Angeles - Ontario Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$313

Discover our best flights from Greenville GSP to Ontario ONT. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Greenville GSP to Ontario ONT at the right price  

Airfares to Ontario ONT from Greenville GSP currently cost between $313 and $331. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Greenville GSP to Ontario ONT 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Greenville GSP to Ontario ONT on Travelocity starting at $157. Prices and availability subject to change. Additional terms may apply. 

 

Get to Ontario ONT from Greenville GSP quicker with direct flights. 

Get to Ontario faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to ONT from GSP to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Greenville GSP to Ontario ONT

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to ONT from GSP. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Greenville GSP to Ontario ONT today 

If you’re flexible about when you travel, July is usually the cheapest month to fly from Greenville GSP to Ontario ONT. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Ontario ONT from Greenville GSP 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to ONT from GSP have this option.  

 

Travel with confidence when you book flights to Ontario ONT from Greenville GSP with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.