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

Return flights

10 Nov - 23 Nov	SpiceJet
22 Nov - 29 Nov	Air Arabia
19 Nov - 26 Nov	Air Arabia
20 Nov - 27 Nov	Air Arabia
07 Nov - 12 Nov	Air Arabia
08 Nov - 13 Nov	Air Arabia
10 Nov - 23 Nov	Turkish Airlines	direct
20 Nov - 27 Nov	Turkish Airlines	direct
19 Nov - 26 Nov	Turkish Airlines	direct
08 Nov - 13 Nov	Turkish Airlines	direct

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

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 Kathmandu to Istanbul in November from 486€

Return flights