AirHint found the following cheapest return flights from Kathmandu (KTM) to Istanbul (IST) in May 2026 (see full year).
Return flights
| 19 May - 27 May | Air Arabia | ||
| 20 May - 28 May | Air Arabia | ||
| 19 May - 27 May | Turkish Airlines | direct |
Also check the deals for one-way flights from Kathmandu to Istanbul in May.
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