Cheapest return flights from Istanbul to Kathmandu in September from 414€

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

Return flights

21 Sep - 21 Oct Air Arabia
22 Sep - 21 Oct Air Arabia
23 Sep - 22 Oct Air Arabia
20 Sep - 20 Oct Air Arabia
24 Sep - 23 Oct Air Arabia
25 Sep - 24 Oct Air Arabia
26 Sep - 25 Oct Pegasus Airlines
30 Sep - 29 Oct Pegasus Airlines
29 Sep - 28 Oct Pegasus Airlines
27 Sep - 26 Oct Pegasus Airlines

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

Powered by

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.

Book a cheap hotel in Kathmandu

Cheap car rent in Kathmandu

Feel free to contact us with any feedback or request another flight research.