Cheapest return flights from Mumbai to Kathmandu in September from $162

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
11 Sep - 18 Sep Air India
07 Sep - 11 Sep IndiGo direct
11 Sep - 18 Sep IndiGo direct
09 Sep - 12 Sep IndiGo direct
07 Sep - 14 Sep IndiGo direct
30 Sep - 08 Oct SriLankan Airlines
14 Sep - 10 Oct IndiGo direct
13 Sep - 11 Oct IndiGo direct
30 Sep - 08 Oct IndiGo direct
13 Sep - 14 Sep Air India Express
09 Sep - 14 Sep Air India Express
30 Sep - 15 Oct Air India Express
30 Sep - 11 Oct Air India Express
26 Sep - 08 Oct Air India Express
26 Sep - 15 Oct Air India Express

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

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