Cheapest return flights from Kathmandu to Singapore in September from 292€

AirHint found the following cheapest return flights from Kathmandu (KTM) to Singapore (SIN) in September 2025 (see full year).

Return flights

01 Sep - 08 Sep IndiGo
07 Sep - 14 Sep Thai Lion Air
22 Sep - 04 Oct Air India
20 Sep - 24 Sep IndiGo
14 Sep - 21 Sep Thai Lion Air
15 Sep - 25 Sep Thai AirAsia
08 Sep - 13 Sep IndiGo
27 Sep - 02 Oct IndiGo
14 Sep - 30 Sep Thai Lion Air
26 Sep - 01 Oct Thai AirAsia
12 Sep - 19 Sep Air India
08 Sep - 13 Sep Singapore Airlines direct
26 Sep - 01 Oct Singapore Airlines direct
01 Sep - 08 Sep Singapore Airlines direct
27 Sep - 02 Oct Singapore Airlines direct
29 Sep - 06 Oct China Southern

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

Skyscanner

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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