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

Return flights

23 Sep - 21 Oct	Ryanair
30 Sep - 22 Oct	Vueling Airlines
24 Sep - 28 Sep	Wizz Air Malta
29 Sep - 16 Oct	Pegasus Airlines
29 Sep - 08 Oct	Pegasus Airlines
22 Sep - 29 Sep	Pegasus Airlines
20 Sep - 05 Oct	Pegasus Airlines
27 Sep - 11 Oct	Transavia France
21 Sep - 06 Oct	Ryanair
23 Sep - 30 Sep	Wizz Air Malta
19 Sep - 19 Oct	AJet
21 Sep - 28 Sep	Ryanair
28 Sep - 19 Oct	Transavia France
24 Sep - 02 Oct	Ryanair
18 Sep - 30 Sep	AJet
22 Sep - 26 Sep	Pegasus Airlines

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

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 Paris to Kathmandu in September from 529€

Return flights