Cheapest return flights from Istanbul to Kathmandu in September from $573

Best time to book flights for Istanbul (SAW) to Kathmandu (KTM) flights at AirHint

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

Return flights

15 Sep - 30 Sep Pegasus Airlines
08 Sep - 23 Sep Pegasus Airlines
05 Sep - 20 Sep Air Arabia
07 Sep - 22 Sep Air Arabia Abu Dhabi
10 Sep - 25 Sep flyadeal
01 Sep - 10 Sep Air Arabia
01 Sep - 08 Sep Air Arabia
22 Sep - 29 Sep Air Arabia
23 Sep - 29 Oct Air Arabia
24 Sep - 30 Oct Air Arabia

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

Skyscanner

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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