Cheap Frontier Airlines flights Islip (ISP) to Tucson (TUS)

Cheap Frontier Airlines flights Islip (ISP) to Tucson (TUS)

Prices were available within the past 7 days and start at for one-way flights and $437 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jul 26 - Thu, Jul 31

ISP

Islip

TUS

Tucson

$437 Roundtrip, found 1 day ago

$437

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 26 from Islip to Tucson, returning Thu, Jul 31, priced at $437 found 1 day ago

Fri, Jul 25 - Thu, Jul 31

ISP

Islip

TUS

Tucson

$442 Roundtrip, found 1 day ago

$442

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 25 from Islip to Tucson, returning Thu, Jul 31, priced at $442 found 1 day ago

Sat, Jul 26 - Sun, Jul 27

ISP

Islip

TUS

Tucson

$598 Roundtrip, found 1 day ago

$598

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 26 from Islip to Tucson, returning Sun, Jul 27, priced at $598 found 1 day ago

Fri, Jul 25 - Sun, Jul 27

ISP

Islip

TUS

Tucson

$602 Roundtrip, found 1 day ago

$602

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 25 from Islip to Tucson, returning Sun, Jul 27, priced at $602 found 1 day ago