Cheapest return flights from Seoul to Kathmandu in March from $370

AirHint found the following cheapest return flights from Seoul (ICN) to Kathmandu (KTM) in March 2026 (see full year).

Return flights

21 Mar - 30 Mar China Eastern
18 Mar - 30 Mar China Southern
07 Mar - 22 Mar China Southern
01 Mar - 19 Apr Vietnam Airlines
22 Mar - 28 Mar China Southern
21 Mar - 27 Mar China Southern
06 Mar - 15 Mar China Southern
16 Mar - 20 Mar China Southern
26 Mar - 03 Apr China Southern
27 Mar - 03 Apr China Southern
27 Mar - 06 Apr China Southern
26 Mar - 08 Apr China Southern
27 Mar - 07 Apr China Southern
27 Mar - 08 Apr China Southern
27 Mar - 04 Apr China Southern
21 Mar - 04 Apr China Southern
14 Mar - 27 Mar China Eastern
31 Mar - 14 Apr Thai VietJet Air
07 Mar - 18 Mar China Southern
10 Mar - 21 Mar China Southern

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

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