AirHint found the following cheapest return flights from Islip (ISP) to West Palm Beach (PBI)
in December 2024 (see full year ).
Return flights
08 Dec
- 11 Dec
Frontier Airlines
$ 46
direct
11 Dec
- 14 Dec
Frontier Airlines
$ 73
direct
12 Dec
- 15 Dec
Frontier Airlines
$ 125
direct
17 Dec
- 29 Dec
Frontier Airlines
$ 128
direct
04 Dec
- 11 Dec
Frontier Airlines
$ 135
direct
18 Dec
- 29 Dec
Frontier Airlines
$ 143
direct
08 Dec
- 28 Dec
Frontier Airlines
$ 147
direct
13 Dec
- 16 Dec
Frontier Airlines
$ 177
direct
06 Dec
- 09 Dec
Frontier Airlines
$ 200
direct
16 Dec
- 30 Dec
Frontier Airlines
$ 206
direct
24 Dec
- 04 Jan
Frontier Airlines
$ 349
direct
30 Dec
- 05 Jan
Frontier Airlines
$ 447
direct
28 Dec
- 03 Jan
Frontier Airlines
$ 466
direct
22 Dec
- 04 Jan
Frontier Airlines
$ 496
direct
29 Dec
- 05 Jan
Frontier Airlines
$ 586
direct
28 Dec
- 01 Jan
Frontier Airlines
$ 718
direct
Also check the deals for one-way flights from Islip to West Palm Beach in December .
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.