Cheapest return flights from Adelaide to Kathmandu in September from 759€

Best time to book flights for Adelaide (ADL) to Kathmandu (KTM) flights at AirHint

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

Return flights

05 Sep - 27 Sep Singapore Airlines
16 Sep - 27 Oct Singapore Airlines
29 Sep - 23 Oct Singapore Airlines
25 Sep - 30 Oct Malaysia Airlines
26 Sep - 24 Oct Malaysia Airlines
26 Sep - 28 Oct Malaysia Airlines
15 Sep - 30 Oct Qantas
17 Sep - 30 Oct Singapore Airlines
27 Sep - 30 Oct Qantas
24 Sep - 30 Oct Qantas
28 Sep - 27 Oct Singapore Airlines

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

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