$287 Cheap United flights Greenville (GSP) to Ontario Intl. Airport (ONT)

$287 Cheap United flights Greenville (GSP) to Ontario Intl. Airport (ONT)

Prices were available within the past 7 days and start at $287 for one-way flights and $568 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jun 16 - Tue, Jun 23

GSP

Greenville

ONT

Ontario

$568 Roundtrip, just found

$568

Roundtrip

just found

Select United flight, departing Tue, Jun 16 from Greenville to Ontario, returning Tue, Jun 23, priced at $568 just found

Fri, Jun 19 - Mon, Jun 22

GSP

Greenville

ONT

Ontario

$583 Roundtrip, found 3 hours ago

$583

Roundtrip

found 3 hours ago

Select United flight, departing Fri, Jun 19 from Greenville to Ontario, returning Mon, Jun 22, priced at $583 found 3 hours ago

Tue, Jun 16 - Tue, Jun 23

GSP

Greenville

ONT

Ontario

$618 Roundtrip, just found

$618

Roundtrip

just found

Select United flight, departing Tue, Jun 16 from Greenville to Ontario, returning Tue, Jun 23, priced at $618 just found

Tue, Jun 16 - Tue, Jun 23

GSP

Greenville

ONT

Ontario

$667 Roundtrip, just found

$667

Roundtrip

just found

Select United flight, departing Tue, Jun 16 from Greenville to Ontario, returning Tue, Jun 23, priced at $667 just found