Question : Do prices fluctuate more for this route than others?
Answer : Flight prices change much less than the majority of routes from Brazil for GRU to SDJ. They range from $6,996 to $7,666. Prices tend to be lower the further out you book.
Question : How long do most people stay in Sendai?
Answer : Of course you're not most people, but if you were, you'd stay roughly one week.