Cheapest return flights from Mumbai to Kathmandu in September from $163

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

Return flights

07 Sep - 14 Sep SriLankan Airlines
01 Sep - 05 Sep Air India
02 Sep - 05 Sep Air India
04 Sep - 05 Sep IndiGo direct
05 Sep - 12 Sep IndiGo direct
01 Sep - 05 Sep IndiGo direct
02 Sep - 05 Sep IndiGo direct
05 Sep - 08 Sep IndiGo direct
07 Sep - 14 Sep IndiGo direct
22 Sep - 29 Sep Air India
25 Sep - 02 Oct Air India
18 Sep - 16 Oct IndiGo direct
18 Sep - 17 Oct IndiGo direct
20 Sep - 03 Oct IndiGo direct
25 Sep - 02 Oct IndiGo direct

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

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