Question : How many days should you spend in Billings?
Answer : Travelers from GRB to BIL stay five days on average.
Question : Which airline is offering the cheapest flight from GRB to BIL?
Answer : Delta Air Lines is offering the best deal at $341. Better snatch it up quickly because prices range all the way up to $599 over the next three months.
Question : What price range should you expect when booking from Green Bay (GRB) to Billings (BIL)?
Answer : Prices for this trip tend to change less than other flights in the United States. They can range from $341 to $599. Prices tend to be lower the further out you book.