Cheapest return flights from Islip to West Palm Beach in January from $139

AirHint found the following cheapest return flights from Islip (ISP) to West Palm Beach (PBI) in January 2026 (see full year).

Return flights

10 Jan - 11 Jan Frontier Airlines direct
08 Jan - 12 Jan Frontier Airlines direct
02 Jan - 11 Jan Frontier Airlines direct
10 Jan - 17 Jan Frontier Airlines direct
15 Jan - 19 Jan Frontier Airlines direct
09 Jan - 16 Jan Frontier Airlines direct
16 Jan - 19 Jan Frontier Airlines direct
09 Jan - 18 Jan Frontier Airlines direct
01 Jan - 01 Jan Frontier Airlines direct
02 Jan - 05 Jan Frontier Airlines direct

Also check the deals for one-way flights from Islip to West Palm Beach in January.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in West Palm Beach

Cheap car rent in West Palm Beach

Feel free to contact us with any feedback or request another flight research.