Question : How long do most people stay in Buffalo when they fly in from Billings?
Answer : Over the next two months, passengers from BIL to BUF are planning on staying for four days on average.
Question : Will you do what it takes to get the absolute lowest-cost flight?
Answer : Sunday is your cheapest day to fly in December. Having flexibility in your travel plans means you can save, so be sure to plan ahead when possible.