Cheapest one-way flights from Sydney to Kathmandu in October from $412

AirHint found the following cheapest one-way flights from Sydney (SYD) to Kathmandu (KTM) in October 2025 (see full year).

One-Way flights

04 Oct Scoot Tigerair
22 Oct Singapore Airlines
21 Oct Singapore Airlines
19 Oct Thai Airways
14 Oct Thai Airways
06 Oct Thai Airways
12 Oct Thai Airways
13 Oct Thai Airways
18 Oct Thai Airways
31 Oct Singapore Airlines

Also check the deals for return flights from Sydney to Kathmandu in October.

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.

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