$83 Cheap Frontier Airlines flights Tucson (TUS) to Ontario (ONT)

$83 Cheap Frontier Airlines flights Tucson (TUS) to Ontario (ONT)

Prices were available within the past 7 days and start at $83 for one-way flights and $165 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jul 17 - Thu, Jul 24

TUS

Tucson

ONT

Ontario

$165 Roundtrip, found 6 days ago

$165

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Ontario, returning Thu, Jul 24, priced at $165 found 6 days ago

Thu, Jul 17 - Thu, Jul 24

TUS

Tucson

ONT

Ontario

$204 Roundtrip, found 6 days ago

$204

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Ontario, returning Thu, Jul 24, priced at $204 found 6 days ago

Thu, Jul 17 - Thu, Jul 24

TUS

Tucson

ONT

Ontario

$213 Roundtrip, found 6 days ago

$213

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Ontario, returning Thu, Jul 24, priced at $213 found 6 days ago

Thu, Jul 17 - Thu, Jul 24

TUS

Tucson

ONT

Ontario

$252 Roundtrip, found 6 days ago

$252

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Ontario, returning Thu, Jul 24, priced at $252 found 6 days ago

Thu, Jul 17 - Thu, Jul 24

TUS

Tucson

ONT

Ontario

$270 Roundtrip, found 6 days ago

$270

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Ontario, returning Thu, Jul 24, priced at $270 found 6 days ago

Thu, Jul 17 - Wed, Jul 23

TUS

Tucson

ONT

Ontario

$274 Roundtrip, found 6 days ago

$274

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Ontario, returning Wed, Jul 23, priced at $274 found 6 days ago

Thu, Jul 17 - Thu, Jul 24

TUS

Tucson

ONT

Ontario

$276 Roundtrip, found 6 days ago

$276

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Ontario, returning Thu, Jul 24, priced at $276 found 6 days ago

Thu, Jul 17 - Sun, Jul 20

TUS

Tucson

ONT

Ontario

$284 Roundtrip, found 19 hours ago

$284

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Ontario, returning Sun, Jul 20, priced at $284 found 19 hours ago

Thu, Jul 10 - Sun, Jul 13

TUS

Tucson

ONT

Ontario

$312 Roundtrip, found 3 days ago

$312

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Tucson to Ontario, returning Sun, Jul 13, priced at $312 found 3 days ago