AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Islamabad (ISB) in May 2026 (see full year).
One-Way flights
| 30 May | Air India | ||
| 01 May | Jazeera Airways | ||
| 10 May | flydubai | ||
| 16 May | flydubai |
Also check the deals for return flights from Kathmandu to Islamabad in May.
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