Cheapest one-way flights from West Palm Beach to Islip in April from 18€

Best time to book flights for West Palm Beach (PBI) to Islip (ISP) flights at AirHint

AirHint found the following cheapest one-way flights from West Palm Beach (PBI) to Islip (ISP) in April 2025 (see full year).

One-Way flights

01 Apr Frontier Airlines direct
02 Apr Frontier Airlines direct
03 Apr Frontier Airlines direct
05 Apr Frontier Airlines direct
08 Apr Frontier Airlines direct
09 Apr Frontier Airlines direct
07 Apr Frontier Airlines direct
29 Apr Frontier Airlines direct
11 Apr Frontier Airlines direct
04 Apr Frontier Airlines direct

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

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.

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