AirHint found the following cheapest return flights from Kalispell (FCA) to Istanbul (IST) in January 2026 (see full year).

Return flights

01 Jan - 11 Feb	Delta
25 Jan - 01 Feb	Allegiant Air
01 Jan - 08 Feb	Delta
25 Jan - 14 Feb	Allegiant Air
21 Jan - 27 Jan	Delta
22 Jan - 14 Feb	Hawaiian Airlines
24 Jan - 14 Feb	Condor
05 Jan - 31 Jan	Hawaiian Airlines
21 Jan - 14 Feb	Hawaiian Airlines
01 Jan - 24 Jan	Alaska Airlines
04 Jan - 24 Jan	Hawaiian Airlines
27 Jan - 21 Feb	Hawaiian Airlines
03 Jan - 24 Jan	Condor
23 Jan - 14 Feb	Hawaiian Airlines
02 Jan - 24 Jan	Hawaiian Airlines
26 Jan - 21 Feb	Hawaiian Airlines

Also check the deals for one-way flights from Kalispell to Istanbul in January.

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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Cheapest return flights from Kalispell to Istanbul in January from 681€

Return flights