$153 Cheap Frontier Airlines flights Ontario (ONT) to San Antonio (SAT)

$153 Cheap Frontier Airlines flights Ontario (ONT) to San Antonio (SAT)

Prices were available within the past 7 days and start at $153 for one-way flights and $154 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 16 - Thu, Oct 23

ONT

Ontario

SAT

San Antonio

$154 Roundtrip, found 13 hours ago

$154

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Thu, Oct 16 from Ontario to San Antonio, returning Thu, Oct 23, priced at $154 found 13 hours ago

Thu, Oct 16 - Fri, Oct 24

ONT

Ontario

SAT

San Antonio

$159 Roundtrip, found 13 hours ago

$159

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Thu, Oct 16 from Ontario to San Antonio, returning Fri, Oct 24, priced at $159 found 13 hours ago

Tue, Oct 7 - Wed, Oct 15

ONT

Ontario

SAT

San Antonio

$164 Roundtrip, found 16 hours ago

$164

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Tue, Oct 7 from Ontario to San Antonio, returning Wed, Oct 15, priced at $164 found 16 hours ago

Thu, Oct 16 - Mon, Oct 20

ONT

Ontario

SAT

San Antonio

$176 Roundtrip, found 13 hours ago

$176

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Thu, Oct 16 from Ontario to San Antonio, returning Mon, Oct 20, priced at $176 found 13 hours ago

Sun, Oct 12 - Thu, Oct 23

ONT

Ontario

SAT

San Antonio

$187 Roundtrip, found 13 hours ago

$187

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sun, Oct 12 from Ontario to San Antonio, returning Thu, Oct 23, priced at $187 found 13 hours ago

Sun, Oct 12 - Fri, Oct 24

ONT

Ontario

SAT

San Antonio

$192 Roundtrip, found 13 hours ago

$192

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sun, Oct 12 from Ontario to San Antonio, returning Fri, Oct 24, priced at $192 found 13 hours ago

Sat, Oct 11 - Sun, Oct 12

ONT

Ontario

SAT

San Antonio

$199 Roundtrip, found 13 hours ago

$199

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sat, Oct 11 from Ontario to San Antonio, returning Sun, Oct 12, priced at $199 found 13 hours ago

Sun, Oct 5 - Wed, Oct 15

ONT

Ontario

SAT

San Antonio

$204 Roundtrip, found 16 hours ago

$204

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sun, Oct 5 from Ontario to San Antonio, returning Wed, Oct 15, priced at $204 found 16 hours ago

Sun, Oct 12 - Mon, Oct 20

ONT

Ontario

SAT

San Antonio

$209 Roundtrip, found 13 hours ago

$209

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sun, Oct 12 from Ontario to San Antonio, returning Mon, Oct 20, priced at $209 found 13 hours ago

Mon, Oct 13 - Thu, Oct 23

ONT

Ontario

SAT

San Antonio

$214 Roundtrip, found 13 hours ago

$214

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Mon, Oct 13 from Ontario to San Antonio, returning Thu, Oct 23, priced at $214 found 13 hours ago

Mon, Oct 13 - Fri, Oct 24

ONT

Ontario

SAT

San Antonio

$219 Roundtrip, found 13 hours ago

$219

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Mon, Oct 13 from Ontario to San Antonio, returning Fri, Oct 24, priced at $219 found 13 hours ago