AirHint found the following cheapest return flights from Kolkata (CCU) to Kathmandu (KTM) in February 2026 (see full year).

Return flights

24 Feb - 05 Mar	Air India
25 Feb - 04 Mar	Air India
06 Feb - 12 Feb	Air India
04 Feb - 10 Feb	Air India
03 Feb - 09 Feb	Air India
06 Feb - 10 Feb	Air India
06 Feb - 09 Feb	Air India
02 Feb - 08 Feb	Air India
08 Feb - 15 Feb	Air India
01 Feb - 05 Feb	Air India
07 Feb - 12 Feb	Air India
12 Feb - 17 Feb	Air India
26 Feb - 03 Mar	Air India
26 Feb - 01 Mar	Air India
26 Feb - 07 Mar	Air India
28 Feb - 04 Mar	Air India

Also check the deals for one-way flights from Kolkata to Kathmandu in February.

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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Cheapest return flights from Kolkata to Kathmandu in February from 161€

Return flights