Cheapest return flights from Porto Alegre to Bangkok in September from $1645

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

Return flights

01 Sep - 20 Sep Qatar Airways

Also check the deals for one-way flights from Porto Alegre to Bangkok in September.

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

Feel free to contact us with any feedback or request another flight research.