AirHint found the following cheapest return flights from Seoul (ICN) to Kathmandu (KTM) in November 2025 (see full year).

Return flights

27 Nov - 04 Dec	Air China
27 Nov - 02 Dec	Air China
23 Nov - 25 Nov	Air China
22 Nov - 25 Nov	Air China
22 Nov - 13 Dec	Air China
22 Nov - 02 Dec	Air China
22 Nov - 06 Dec	Air China
23 Nov - 02 Dec	Air China
23 Nov - 06 Dec	Air China
24 Nov - 02 Dec	Air China
24 Nov - 06 Dec	Air China
24 Nov - 09 Dec	Air China
15 Nov - 25 Nov	Air China
11 Nov - 25 Nov	Air China
12 Nov - 18 Nov	Air China
13 Nov - 18 Nov	Air China
23 Nov - 28 Nov	Air China
24 Nov - 28 Nov	Air China
13 Nov - 17 Nov	Air China
12 Nov - 21 Nov	Air China

Also check the deals for one-way flights from Seoul to Kathmandu in November.

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.

Book a cheap hotel in Kathmandu

Cheap car rent in Kathmandu

Cheapest return flights from Seoul to Kathmandu in November from 215€

Return flights