To land at Francisco de Matos Pereira Airport (DOU) on time, opt for a flight that takes off from Pittsburgh Intl. Airport (PIT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.