Question : What day in the next four weeks has the best fares?
Answer : As of May 22nd, the best day for booking to Curitiba (CWB) is Jun 4th. It costs $915, which is 10% below this route's average price.
Question : How many days should you spend in Curitiba?
Answer : Travelers from IAD to CWB stay 29 days on average.
Question : Will you do what it takes to get the absolute lowest-cost flight?
Answer : For the month of June, Sunday is your lowest-cost day to fly. Being flexible with your travel days garners even more savings during booking.
Question : Is the price you found a good deal?
Answer : Prices for this trip tend to change less than other flights from the United States. They can vary from $915 to $1,503. Prices tend to be lower the further out you book.