AirHint found the following cheapest return flights from Paris (CDG) to Bangkok (BKK) in September 2025 (see full year).

Return flights

22 Sep - 14 Oct	Saudia
12 Sep - 06 Oct	Saudia
22 Sep - 07 Oct	Saudia
07 Sep - 27 Sep	Saudia
16 Sep - 23 Sep	Saudia
15 Sep - 22 Sep	Saudia
11 Sep - 18 Sep	Saudia
17 Sep - 24 Sep	Saudia
11 Sep - 30 Sep	Saudia
08 Sep - 11 Sep	Saudia
21 Sep - 30 Sep	Saudia
18 Sep - 30 Sep	Saudia
01 Sep - 09 Sep	Saudia
22 Sep - 09 Oct	Saudia
14 Sep - 06 Oct	Saudia
24 Sep - 16 Oct	Saudia
21 Sep - 03 Oct	Saudia
23 Sep - 03 Oct	Saudia
25 Sep - 18 Oct	Saudia
01 Sep - 02 Oct	Saudia

Also check the deals for one-way flights from Paris to Bangkok 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 Bangkok

Cheap car rent in Bangkok

Cheapest return flights from Paris to Bangkok in September from 437€

Return flights