AirHint found the following cheapest return flights from Istanbul (IST) to Kathmandu (KTM) in July 2026 (see full year).

Return flights

04 Jul - 13 Jul	Pegasus Airlines
09 Jul - 14 Jul	Pegasus Airlines
01 Jul - 08 Jul	Pegasus Airlines
02 Jul - 09 Jul	Pegasus Airlines
15 Jul - 31 Jul	Air Arabia
16 Jul - 31 Jul	Air Arabia
03 Jul - 12 Jul	Air Arabia
17 Jul - 01 Aug	Air Arabia
18 Jul - 02 Aug	Air Arabia
04 Jul - 13 Jul	Turkish Airlines	direct
02 Jul - 09 Jul	Turkish Airlines	direct
09 Jul - 14 Jul	Turkish Airlines	direct
18 Jul - 02 Aug	Turkish Airlines	direct

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 416€

Return flights