Cheapest return flights from Singapore to Kathmandu in December from $460

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

Return flights

01 Dec - 09 Dec SriLankan Airlines
06 Dec - 15 Dec Thai Airways
17 Dec - 28 Dec Thai Airways
17 Dec - 28 Dec Singapore Airlines direct
01 Dec - 09 Dec Singapore Airlines direct
06 Dec - 15 Dec Singapore Airlines direct
18 Dec - 03 Jan China Southern
19 Dec - 03 Jan China Southern

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

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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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