AirHint found the following cheapest return flights from Mumbai (BOM) to Kathmandu (KTM) in January 2026 (see full year).

Return flights

21 Jan - 28 Jan	SriLankan Airlines
07 Jan - 15 Jan	Air India
07 Jan - 14 Jan	SriLankan Airlines
07 Jan - 13 Jan	Air India
07 Jan - 14 Jan	IndiGo	direct
07 Jan - 13 Jan	IndiGo	direct
07 Jan - 15 Jan	IndiGo	direct
02 Jan - 11 Jan	IndiGo	direct
02 Jan - 19 Jan	IndiGo	direct
05 Jan - 09 Jan	IndiGo	direct

Also check the deals for one-way flights from Mumbai to Kathmandu in January.

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 Mumbai to Kathmandu in January from 178€

Return flights