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

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

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

Fri, Oct 10 - Thu, Oct 23

ONT

Ontario

TUS

Tucson

$154 Roundtrip, found 1 day ago

$154

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Oct 10 from Ontario to Tucson, returning Thu, Oct 23, priced at $154 found 1 day ago

Mon, Oct 13 - Fri, Oct 24

ONT

Ontario

TUS

Tucson

$224 Roundtrip, found 1 day ago

$224

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Oct 13 from Ontario to Tucson, returning Fri, Oct 24, priced at $224 found 1 day ago

Fri, Oct 10 - Fri, Oct 24

ONT

Ontario

TUS

Tucson

$230 Roundtrip, found 1 day ago

$230

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Oct 10 from Ontario to Tucson, returning Fri, Oct 24, priced at $230 found 1 day ago