Cheapest return flights from Istanbul to Kathmandu in April from $554

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

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

Return flights

20 Apr - 25 Apr Pegasus Airlines
12 Apr - 22 Apr Pegasus Airlines
11 Apr - 21 Apr Pegasus Airlines
07 Apr - 13 Apr Air Arabia
06 Apr - 21 Apr Air Arabia
12 Apr - 26 Apr Air Arabia
13 Apr - 27 Apr Air Arabia
01 Apr - 29 Apr IndiGo
02 Apr - 29 Apr IndiGo
04 Apr - 30 Apr IndiGo
05 Apr - 01 May Air Arabia
05 Apr - 01 May Turkish Airlines direct

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

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.

Book a cheap hotel in Kathmandu

Cheap car rent in Kathmandu