$114 Cheap Frontier Airlines flights Ontario Intl. Airport (ONT) to San Antonio (SAT)

$114 Cheap Frontier Airlines flights Ontario Intl. Airport (ONT) to San Antonio (SAT)

Prices were available within the past 7 days and start at $114 for one-way flights and $214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 1 - Sat, Jul 18

ONT

Ontario

SAT

San Antonio

$214 Roundtrip, found 1 day ago

$214

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 1 from Ontario to San Antonio, returning Sat, Jul 18, priced at $214 found 1 day ago

Wed, May 27 - Wed, Jun 3

ONT

Ontario

SAT

San Antonio

$215 Roundtrip, found 4 days ago

$215

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, May 27 from Ontario to San Antonio, returning Wed, Jun 3, priced at $215 found 4 days ago

Wed, Jul 1 - Mon, Jul 6

ONT

Ontario

SAT

San Antonio

$219 Roundtrip, found 1 day ago

$219

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 1 from Ontario to San Antonio, returning Mon, Jul 6, priced at $219 found 1 day ago

Wed, Jul 1 - Fri, Jul 17

ONT

Ontario

SAT

San Antonio

$220 Roundtrip, found 1 day ago

$220

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 1 from Ontario to San Antonio, returning Fri, Jul 17, priced at $220 found 1 day ago

Wed, May 27 - Fri, Jun 5

ONT

Ontario

SAT

San Antonio

$225 Roundtrip, found 4 days ago

$225

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, May 27 from Ontario to San Antonio, returning Fri, Jun 5, priced at $225 found 4 days ago

Wed, May 27 - Tue, Jun 2

ONT

Ontario

SAT

San Antonio

$230 Roundtrip, found 4 days ago

$230

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, May 27 from Ontario to San Antonio, returning Tue, Jun 2, priced at $230 found 4 days ago