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

Return flights

08 Jul - 12 Jul	Pegasus Airlines
11 Jul - 18 Jul	AJet
13 Jul - 18 Jul	AJet
12 Jul - 20 Jul	AJet
13 Jul - 20 Jul	AJet
10 Jul - 17 Jul	Pegasus Airlines
14 Jul - 21 Jul	Pegasus Airlines
21 Jul - 28 Jul	Pegasus Airlines
15 Jul - 22 Jul	Pegasus Airlines
12 Jul - 21 Jul	AJet
20 Jul - 24 Aug	Pegasus Airlines
31 Jul - 14 Aug	Pegasus Airlines
30 Jul - 13 Aug	Pegasus Airlines
31 Jul - 07 Aug	Pegasus Airlines
24 Jul - 01 Aug	Pegasus Airlines
26 Jul - 03 Aug	Pegasus Airlines
30 Jul - 12 Aug	Pegasus Airlines
24 Jul - 07 Aug	Pegasus Airlines
25 Jul - 08 Aug	AJet
16 Jul - 03 Aug	Air Arabia

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

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 Istanbul to Kathmandu in July from $412

Return flights