AirHint found the following cheapest one-way flights from Islamabad (ISB) to Kathmandu (KTM) in December 2025 (see full year).
One-Way flights
| 09 Dec | Fly Jinnah | ||
| 30 Dec | SalamAir | ||
| 06 Dec | PIA | ||
| 16 Dec | flydubai | ||
| 08 Dec | flydubai | ||
| 07 Dec | flydubai | ||
| 10 Dec | flydubai |
Also check the deals for return flights from Islamabad to Kathmandu in December.
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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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