$55 Cheap Frontier Airlines flights Raleigh (RDU) to Islip (ISP)

$55 Cheap Frontier Airlines flights Raleigh (RDU) to Islip (ISP)

Prices were available within the past 7 days and start at $55 for one-way flights and $110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jan 13 - Thu, Jan 15

RDU

Raleigh

ISP

Islip

$110 Roundtrip, found 2 days ago

$110

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jan 13 from Raleigh to Islip, returning Thu, Jan 15, priced at $110 found 2 days ago

Wed, Dec 3 - Mon, Dec 8

RDU

Raleigh

ISP

Islip

$120 Roundtrip, found 17 hours ago

$120

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Wed, Dec 3 from Raleigh to Islip, returning Mon, Dec 8, priced at $120 found 17 hours ago

Tue, Jan 13 - Thu, Jan 15

RDU

Raleigh

ISP

Islip

$130 Roundtrip, found 2 days ago

$130

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jan 13 from Raleigh to Islip, returning Thu, Jan 15, priced at $130 found 2 days ago

Wed, Dec 3 - Thu, Dec 11

RDU

Raleigh

ISP

Islip

$140 Roundtrip, found 17 hours ago

$140

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Wed, Dec 3 from Raleigh to Islip, returning Thu, Dec 11, priced at $140 found 17 hours ago

Wed, Dec 3 - Sat, Dec 6

RDU

Raleigh

ISP

Islip

$160 Roundtrip, found 17 hours ago

$160

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Wed, Dec 3 from Raleigh to Islip, returning Sat, Dec 6, priced at $160 found 17 hours ago

Mon, Jan 5 - Wed, Jan 14

RDU

Raleigh

ISP

Islip

$182 Roundtrip, found 2 days ago

$182

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Jan 5 from Raleigh to Islip, returning Wed, Jan 14, priced at $182 found 2 days ago