Cheapest return flights from Singapore to Kathmandu in May from 374€

Best time to book flights for Singapore (SIN) to Kathmandu (KTM) flights at AirHint

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

Return flights

30 May - 05 Jun Batik Air Malaysia
01 May - 09 May AirAsia
01 May - 04 May Air India
01 May - 07 May Air India
17 May - 25 May China Southern
14 May - 28 May China Southern
08 May - 25 May China Southern
03 May - 08 May Thai Airways
01 May - 22 May Thai Airways
24 May - 04 Jun Thai Airways
06 May - 21 May Thai Airways
31 May - 04 Jun Thai Airways
04 May - 17 May China Southern
24 May - 04 Jun Singapore Airlines direct
31 May - 04 Jun Singapore Airlines direct
30 May - 05 Jun Singapore Airlines direct

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

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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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