Cheapest return flights from Sydney to Kathmandu in December from $875

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

Return flights

01 Dec - 15 Dec Singapore Airlines
01 Dec - 08 Dec Singapore Airlines
01 Dec - 19 Dec Singapore Airlines
06 Dec - 21 Dec Qantas
08 Dec - 05 Jan VietJet Air
13 Dec - 26 Jan Singapore Airlines
29 Dec - 25 Jan Cathay Pacific
20 Dec - 13 Jan Qantas
19 Dec - 05 Jan Virgin Australia
22 Dec - 08 Jan Qantas
20 Dec - 09 Jan VietJet Air
22 Dec - 19 Jan AirAsia X
17 Dec - 31 Jan Singapore Airlines
20 Dec - 16 Jan Singapore Airlines

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

Powered by

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.