Cheapest one-way flights from Kathmandu to Seoul in September from $281

Best time to book flights for Kathmandu (KTM) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Seoul (ICN) in September 2025 (see full year).

One-Way flights

08 Sep Thai AirAsia
15 Sep Thai AirAsia
25 Sep IndiGo
29 Sep IndiGo
05 Sep Thai AirAsia
07 Sep Thai AirAsia
26 Sep Korean Air direct
29 Sep Korean Air direct
01 Sep Korean Air direct
05 Sep Korean Air direct

Also check the deals for return flights from Kathmandu to Seoul in September.

Skyscanner

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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