AirHint found the following cheapest return flights from Bangkok (BKK) to Lisbon (LIS) in April 2026 (see full year).

Return flights

22 Apr - 09 May	Turkish Airlines
06 Apr - 13 Apr	Finnair
17 Apr - 27 Apr	Turkish Airlines
10 Apr - 25 Apr	Turkish Airlines
10 Apr - 03 May	Turkish Airlines
10 Apr - 18 Apr	Turkish Airlines
10 Apr - 20 Apr	Turkish Airlines
11 Apr - 18 Apr	Turkish Airlines
11 Apr - 02 May	Turkish Airlines
11 Apr - 03 May	Turkish Airlines
03 Apr - 17 Apr	Finnair

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

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.

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Cheapest return flights from Bangkok to Lisbon in April from $944

Return flights