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

Return flights

21 Jul - 30 Jul	SriLankan Airlines
21 Jul - 29 Jul	SriLankan Airlines
21 Jul - 21 Jul	Air India
21 Jul - 28 Jul	Air India
17 Jul - 20 Jul	Air India
10 Jul - 17 Jul	Malaysia Airlines
16 Jul - 25 Jul	Cathay Pacific
21 Jul - 28 Jul	Singapore Airlines	direct
21 Jul - 30 Jul	Singapore Airlines	direct
21 Jul - 29 Jul	Singapore Airlines	direct

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

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 July from $382

Return flights