Cheapest return flights from Istanbul to Kathmandu in August from $613
AirHint found the following cheapest return flights from Istanbul (IST) to Kathmandu (KTM) in August 2025 (see full year).
Return flights
| 25 Aug - 07 Sep | IndiGo | ||
| 20 Aug - 29 Aug | Air Arabia | ||
| 10 Aug - 15 Aug | Air Arabia | ||
| 20 Aug - 29 Aug | Turkish Airlines | direct | |
| 25 Aug - 07 Sep | Turkish Airlines | direct | |
| 10 Aug - 15 Aug | Turkish Airlines | direct |
Also check the deals for one-way flights from Istanbul to Kathmandu in August.
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.
