Cheapest one-way flights from West Palm Beach to Islip in January from 75€

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

One-Way flights

12 Jan Spirit Airlines
08 Jan Southwest Airlines direct
09 Jan Southwest Airlines direct
14 Jan jetBlue direct
11 Jan jetBlue direct
12 Jan Southwest Airlines direct
24 Jan Southwest Airlines
24 Jan Southwest Airlines direct
04 Jan Avelo Airlines
03 Jan Frontier Airlines direct

Also check the deals for return flights from West Palm Beach to Islip in January.

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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.

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