Cheap United flights San José (SJO) to Ontario (ONT)

Cheap United flights San José (SJO) to Ontario (ONT)

Prices were available within the past 7 days and start at for one-way flights and $396 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 19 - Wed, Aug 20

SJO

San José

ONT

Ontario

$396 Roundtrip, found 15 hours ago

$396

Roundtrip

found 15 hours ago

Select United flight, departing Tue, Aug 19 from San José to Ontario, returning Wed, Aug 20, priced at $396 found 15 hours ago

Fri, Aug 22 - Sun, Aug 24

SJO

San José

ONT

Ontario

$427 Roundtrip, found 15 hours ago

$427

Roundtrip

found 15 hours ago

Select United flight, departing Fri, Aug 22 from San José to Ontario, returning Sun, Aug 24, priced at $427 found 15 hours ago

Sat, Aug 23 - Sun, Aug 31

SJO

San José

ONT

Ontario

$542 Roundtrip, found 15 hours ago

$542

Roundtrip

found 15 hours ago

Select United flight, departing Sat, Aug 23 from San José to Ontario, returning Sun, Aug 31, priced at $542 found 15 hours ago