Cheapest return flights from Kathmandu to Singapore in September from 294€

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
04 Sep - 12 Sep Thai AirAsia
08 Sep - 15 Sep IndiGo
04 Sep - 10 Sep Thai AirAsia
09 Sep - 16 Sep Air India
16 Sep - 21 Sep IndiGo
10 Sep - 20 Sep Thai AirAsia
26 Sep - 30 Sep IndiGo
25 Sep - 28 Sep IndiGo
26 Sep - 03 Oct IndiGo
26 Sep - 09 Oct Air India
04 Sep - 10 Sep Singapore Airlines direct
26 Sep - 09 Oct Singapore Airlines direct
26 Sep - 03 Oct Singapore Airlines direct

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

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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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