Scroll through the results for cheap flights to Curitiba in Brazil. To get the best deal, we'd advise booking in advance, particularly if you want to fly with a specific airline. The most popular airlines are LATAM & Lufthansa, but that doesn't necessarily mean they're the cheapest. Check your dates and see.
If these flights are too expensive, try searching for a different time of year. It's likely that prices for both flights and accommodation in Curitiba will be higher during December. Meanwhile, August is nearly always the cheapest time to fly. So if your dates are flexible, consider looking at different times of year.
There are 13 direct and indirect flights to Curitiba every week, operated by two airlines. But if you're struggling to find flights to Curitiba that work for you, try looking at other airports in Brazil. We've compared 22 flights across the globe so far today, so there's bound to be one that suits you.
For even more options, check what other airports you could fly to Curitiba from. You might be able to make a saving by going from a different airport or city.