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

Return flights

07 Mar - 11 Mar	Air India
01 Mar - 05 Mar	SriLankan Airlines
03 Mar - 08 Mar	Air India
08 Mar - 14 Mar	Air India
05 Mar - 18 Mar	SriLankan Airlines
14 Mar - 18 Mar	Air India
06 Mar - 16 Mar	Air India
05 Mar - 10 Mar	Air India
02 Mar - 07 Mar	Air India
09 Mar - 18 Mar	Air India
27 Mar - 03 Apr	IndiGo	direct
26 Mar - 04 Apr	IndiGo	direct
31 Mar - 06 Apr	IndiGo	direct
12 Mar - 05 Apr	Air India
28 Mar - 05 Apr	Air India
28 Mar - 06 Apr	Air India
15 Mar - 05 Apr	Akasa Air
14 Mar - 05 Apr	Akasa Air
25 Mar - 05 Apr	Air India
28 Mar - 05 Apr	IndiGo	direct

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

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 March from 137€

Return flights