$2,185 Cheap flights to Rio Grande do Sul

92% of momondo users visit Porto Alegre more often than any other city in Rio Grande do Sul. When travelling to Porto Alegre, typically the most convenient airport to fly into is Porto Alegre Airport.

The temperatures in Rio Grande do Sul range from 13 °C to 25 °C depending on the time of year. The warmest month in Rio Grande do Sul is February, and the coldest month in Rio Grande do Sul is June. Those looking for a drier month during their visit should travel during the months of November, January, or January, when rain is least likely compared to the rest of the year.

Prices for flights to Rio Grande do Sul were last updated today.

There are 2 operators available for flights to Rio Grande do Sul as of January 2026.

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Rio Grande do Sul.

The travel and health documents you'll need for your trip to Rio Grande do Sul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Rio Grande do Sul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.