Cheapest return flights from Islip to Orlando in January from $135

AirHint found the following cheapest return flights from Islip (ISP) to Orlando (MCO) in January 2026 (see full year).

Return flights

26 Jan - 29 Jan Frontier Airlines direct
26 Jan - 01 Feb Frontier Airlines direct
22 Jan - 29 Jan Frontier Airlines direct
28 Jan - 01 Feb Mexicana
25 Jan - 29 Jan Frontier Airlines direct
25 Jan - 30 Jan Frontier Airlines direct
23 Jan - 29 Jan Frontier Airlines direct
30 Jan - 01 Feb Frontier Airlines direct
22 Jan - 23 Jan Frontier Airlines direct
22 Jan - 25 Jan Frontier Airlines direct
29 Jan - 05 Feb Frontier Airlines direct
25 Jan - 31 Jan Frontier Airlines
22 Jan - 27 Jan Frontier Airlines
27 Jan - 01 Feb jetBlue direct
25 Jan - 31 Jan Frontier Airlines direct
28 Jan - 13 Feb Southwest Airlines
26 Jan - 02 Feb Frontier Airlines direct
31 Jan - 04 Feb Southwest Airlines
29 Jan - 02 Feb Southwest Airlines
29 Jan - 03 Feb Southwest Airlines

Also check the deals for one-way flights from Islip to Orlando in January.

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