Cheapest return flights from Lisbon to Bangkok in August from $670

Best time to book flights for Lisbon (LIS) to Bangkok (BKK) flights at AirHint

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

Return flights

25 Aug - 17 Sep Iberia
25 Aug - 11 Sep Iberia
21 Aug - 04 Sep Qatar Airways
30 Aug - 14 Sep Finnair
25 Aug - 01 Sep Finnair
20 Aug - 10 Sep Iberia
25 Aug - 05 Sep Qatar Airways
31 Aug - 06 Sep Finnair
24 Aug - 31 Aug Finnair
25 Aug - 31 Aug Finnair
30 Aug - 06 Sep Turkish Airlines
16 Aug - 04 Sep Finnair
21 Aug - 31 Aug Finnair
27 Aug - 31 Aug Qatar Airways
16 Aug - 27 Aug Finnair
19 Aug - 29 Aug Finnair
16 Aug - 25 Aug Qatar Airways
18 Aug - 29 Aug Finnair
17 Aug - 31 Aug Finnair
13 Aug - 26 Aug Turkish Airlines

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

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 Bangkok

Cheap car rent in Bangkok