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

Return flights

15 Jan - 12 Feb	Air India
18 Jan - 01 Feb	Air India
18 Jan - 25 Jan	Air India
19 Jan - 22 Jan	Air India
22 Jan - 25 Jan	Air India
27 Jan - 06 Feb	Air India
15 Jan - 12 Feb	IndiGo	direct
10 Jan - 14 Jan	Air India
12 Jan - 19 Jan	SriLankan Airlines
12 Jan - 17 Jan	IndiGo	direct
15 Jan - 17 Jan	Air India
31 Jan - 01 Feb	IndiGo	direct
15 Jan - 17 Jan	IndiGo	direct
24 Jan - 27 Jan	IndiGo	direct
09 Jan - 12 Jan	IndiGo	direct
27 Jan - 06 Feb	IndiGo	direct
26 Jan - 01 Feb	SriLankan Airlines
26 Jan - 01 Feb	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 140€

Return flights