Cheapest return flights from Istanbul to Kathmandu in December from 497€

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

Return flights

05 Dec - 12 Dec Pegasus Airlines
01 Dec - 08 Dec Air Arabia
08 Dec - 13 Dec Air Arabia
06 Dec - 13 Dec Air Arabia
06 Dec - 13 Dec Turkish Airlines direct
01 Dec - 08 Dec Turkish Airlines direct
08 Dec - 13 Dec Turkish Airlines direct

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

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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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