Cheapest return flights from Istanbul to Kathmandu in December from 389€

AirHint found the following cheapest return flights from Istanbul (IST) to Kathmandu (KTM) in December 2025 (see full year).

Return flights

08 Dec - 31 Jan AZAL
12 Dec - 01 Jan Kuwait Airways
01 Dec - 11 Dec Pegasus Airlines
01 Dec - 10 Dec Pegasus Airlines
02 Dec - 21 Dec Pegasus Airlines
01 Dec - 22 Dec Air Arabia
14 Dec - 24 Dec Air Arabia
01 Dec - 21 Dec Air Arabia
25 Dec - 11 Jan Air Arabia
16 Dec - 20 Dec AZAL
13 Dec - 01 Jan Kuwait Airways
15 Dec - 19 Dec Air Arabia
21 Dec - 04 Jan Pegasus Airlines
20 Dec - 04 Jan Pegasus Airlines
16 Dec - 20 Dec Turkish Airlines direct
08 Dec - 31 Jan Turkish Airlines direct
01 Dec - 21 Dec Turkish Airlines direct
20 Dec - 04 Jan Turkish Airlines direct
21 Dec - 04 Jan Turkish Airlines direct

Also check the deals for one-way flights from Istanbul to Kathmandu in December.

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