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

Return flights

10 Nov - 15 Nov	Thai AirAsia
09 Nov - 15 Nov	Thai AirAsia
03 Nov - 15 Nov	Thai AirAsia
10 Nov - 13 Nov	Thai AirAsia
10 Nov - 16 Nov	Thai AirAsia
09 Nov - 13 Nov	Thai AirAsia
03 Nov - 13 Nov	Thai AirAsia
03 Nov - 04 Nov	Thai AirAsia
17 Nov - 23 Nov	Thai AirAsia
09 Nov - 16 Nov	Thai AirAsia
26 Nov - 09 Dec	Thai AirAsia
17 Nov - 06 Dec	Thai AirAsia
17 Nov - 07 Dec	Thai AirAsia
23 Nov - 09 Dec	Thai AirAsia
16 Nov - 06 Dec	Thai AirAsia
26 Nov - 14 Dec	Thai AirAsia
26 Nov - 13 Dec	Thai AirAsia
26 Nov - 06 Dec	Thai AirAsia
26 Nov - 07 Dec	Thai AirAsia
23 Nov - 13 Dec	Thai AirAsia

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

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 Kathmandu to Singapore in November from 342€

Return flights