Cheap United flights Greenville (GSP) to Ontario (ONT)

Cheap United flights Greenville (GSP) to Ontario (ONT)

Prices were available within the past 7 days and start at for one-way flights and $437 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Nov 27 - Tue, Dec 16

GSP

Greenville

ONT

Ontario

$437 Roundtrip, found 1 day ago

$437

Roundtrip

found 1 day ago

Select United flight, departing Thu, Nov 27 from Greenville to Ontario, returning Tue, Dec 16, priced at $437 found 1 day ago

Thu, Nov 27 - Mon, Dec 22

GSP

Greenville

ONT

Ontario

$527 Roundtrip, found 1 day ago

$527

Roundtrip

found 1 day ago

Select United flight, departing Thu, Nov 27 from Greenville to Ontario, returning Mon, Dec 22, priced at $527 found 1 day ago

Wed, Nov 26 - Fri, Dec 19

GSP

Greenville

ONT

Ontario

$696 Roundtrip, found 1 day ago

$696

Roundtrip

found 1 day ago

Select United flight, departing Wed, Nov 26 from Greenville to Ontario, returning Fri, Dec 19, priced at $696 found 1 day ago