$170 Cheap United flights Greenville (GSP) to Ontario (ONT)

$170 Cheap United flights Greenville (GSP) to Ontario (ONT)

Prices were available within the past 7 days and start at $170 for one-way flights and $439 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 24 - Wed, May 28

GSP

Greenville

ONT

Ontario

$439 Roundtrip, found 14 hours ago

$439

Roundtrip

found 14 hours ago

Select United flight, departing Sat, May 24 from Greenville to Ontario, returning Wed, May 28, priced at $439 found 14 hours ago

Sat, Jun 21 - Sun, Jun 22

GSP

Greenville

ONT

Ontario

$478 Roundtrip, found 1 day ago

$478

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jun 21 from Greenville to Ontario, returning Sun, Jun 22, priced at $478 found 1 day ago

Sat, Jun 21 - Sun, Jun 22

GSP

Greenville

ONT

Ontario

$548 Roundtrip, found 1 day ago

$548

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jun 21 from Greenville to Ontario, returning Sun, Jun 22, priced at $548 found 1 day ago

Sat, Jun 21 - Sun, Jun 22

GSP

Greenville

ONT

Ontario

$553 Roundtrip, found 1 day ago

$553

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jun 21 from Greenville to Ontario, returning Sun, Jun 22, priced at $553 found 1 day ago

Sat, Jun 21 - Sun, Jun 22

GSP

Greenville

ONT

Ontario

$564 Roundtrip, found 1 day ago

$564

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jun 21 from Greenville to Ontario, returning Sun, Jun 22, priced at $564 found 1 day ago

Sat, Jun 21 - Sun, Jun 22

GSP

Greenville

ONT

Ontario

$568 Roundtrip, found 1 day ago

$568

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jun 21 from Greenville to Ontario, returning Sun, Jun 22, priced at $568 found 1 day ago