AirHint found the following cheapest one-way flights from Seoul (ICN) to Kathmandu (KTM) in May 2026 (see full year).
One-Way flights
| 30 May | China Eastern | ||
| 16 May | China Eastern | ||
| 09 May | China Eastern | ||
| 14 May | China Eastern | ||
| 07 May | Air China | ||
| 21 May | Air China | ||
| 18 May | Air China | ||
| 08 May | Air China | ||
| 12 May | China Eastern | ||
| 05 May | VietJet Air |
Also check the deals for return flights from Seoul to Kathmandu in May.
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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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