AirHint found the following cheapest return flights from Kolkata (CCU) to Kathmandu (KTM) in November 2025 (see full year).
Return flights
| 23 Nov - 30 Nov | Air India | ||
| 27 Nov - 02 Dec | Air India | ||
| 17 Nov - 19 Nov | Air India | ||
| 28 Nov - 30 Nov | Air India | ||
| 21 Nov - 24 Nov | Air India | ||
| 20 Nov - 27 Nov | Air India | ||
| 18 Nov - 20 Nov | Air India |
Also check the deals for one-way flights from Kolkata to Kathmandu in November.
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