Cheapest return flights from Singapore to Kathmandu in December from 436€

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

Return flights

16 Dec - 04 Jan Thai AirAsia
20 Dec - 03 Jan Thai Airways
28 Dec - 04 Jan Thai AirAsia
26 Dec - 30 Dec Air India
20 Dec - 04 Jan Air India
21 Dec - 04 Jan Air India
19 Dec - 03 Jan Air India
01 Dec - 14 Dec Air India
23 Dec - 04 Jan Thai AirAsia
16 Dec - 26 Dec Thai AirAsia
23 Dec - 26 Dec Thai AirAsia
21 Dec - 26 Dec Thai AirAsia
20 Dec - 26 Dec Thai AirAsia
20 Dec - 03 Jan Singapore Airlines direct
20 Dec - 04 Jan Singapore Airlines direct
19 Dec - 03 Jan Singapore Airlines direct
26 Dec - 30 Dec Singapore Airlines direct
01 Dec - 14 Dec Singapore Airlines direct

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

Skyscanner

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.

Book a cheap hotel in Kathmandu

Cheap car rent in Kathmandu

Feel free to contact us with any feedback or request another flight research.