Facts about flights from Chicago to Great Falls
- Usually, people stay 7 days when travelling from Chicago to Great Falls
- When flying from Chicago to Great Falls, the most popular gateway is Minneapolis - St. Paul International (MSP)
- It is on average $385.26 for a 1 stop(s) flight between Chicago and Great Falls
- It is on average $359.01 for a 2 stop(s) flight between Chicago and Great Falls
- United Airlines offers the best deal (flight UA2048) between Chicago and Great Falls : 7h 35m at $257.97
- The cheapest month to fly between Chicago and Great Falls is june