AirHint found the following cheapest return flights from Bangkok (BKK) to Lisbon (LIS) in October 2025 (see full year).

Return flights

01 Oct - 08 Oct	Air France
01 Oct - 09 Oct	Turkish Airlines
19 Oct - 26 Oct	Air France
16 Oct - 25 Oct	Air France
15 Oct - 21 Oct	Air France
17 Oct - 25 Oct	KLM
11 Oct - 30 Oct	Air France
01 Oct - 09 Nov	Air France
01 Oct - 11 Oct	Air France
18 Oct - 01 Nov	IndiGo
11 Oct - 18 Oct	IndiGo
02 Oct - 02 Nov	Etihad Airways
03 Oct - 10 Oct	SWISS

Also check the deals for one-way flights from Bangkok to Lisbon in October.

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 Lisbon

Cheap car rent in Lisbon

Cheapest return flights from Bangkok to Lisbon in October from 790€

Return flights