AirHint found the following cheapest return flights from Singapore (SIN) to Kathmandu (KTM) in June 2026 (see full year).

Return flights

08 Jun - 15 Jun	Cathay Pacific
08 Jun - 17 Jun	Cathay Pacific
08 Jun - 18 Jun	Cathay Pacific
08 Jun - 19 Jun	Cathay Pacific
08 Jun - 16 Jun	Thai Airways
08 Jun - 15 Jun	Singapore Airlines	direct
08 Jun - 16 Jun	Singapore Airlines	direct
08 Jun - 17 Jun	Singapore Airlines	direct
08 Jun - 18 Jun	Singapore Airlines	direct
08 Jun - 19 Jun	Singapore Airlines	direct

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

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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Cheapest return flights from Singapore to Kathmandu in June from 345€

Return flights