Cheapest return flights from Singapore to Kathmandu in August from $293

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

Return flights

30 Aug - 05 Sep Air India
29 Aug - 31 Aug Air India
29 Aug - 17 Sep IndiGo
30 Aug - 05 Sep Singapore Airlines direct
29 Aug - 17 Sep Singapore Airlines direct
29 Aug - 31 Aug Singapore Airlines direct

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

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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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