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

Return flights

18 Nov - 16 Dec	Indonesia AirAsia
15 Nov - 07 Dec	Singapore Airlines
16 Nov - 10 Dec	Jetstar
15 Nov - 08 Dec	Jetstar
02 Nov - 10 Dec	Singapore Airlines
16 Nov - 08 Dec	Jetstar
02 Nov - 02 Dec	Singapore Airlines
17 Nov - 16 Dec	Qantas
23 Nov - 25 Nov	Singapore Airlines
23 Nov - 20 Dec	Singapore Airlines
04 Nov - 11 Nov	Qantas
17 Nov - 07 Dec	Emirates

Also check the deals for one-way flights from Adelaide to Kathmandu 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.

Book a cheap hotel in Kathmandu

Cheap car rent in Kathmandu

Cheapest return flights from Adelaide to Kathmandu in November from $741

Return flights