The flight time to Crystal Lake from Great Falls is 2 hours 18 minutes . This is approximate direct flying time, and include average plane speed 510 miles per hour. Total flight distance between Great Falls, MT and Crystal Lake, IL is about one thousand, one hundred and seventy-eight miles or one thousand, eight hundred and ninety-five km. Real time can be different, and depends on the time of day, the type of aircraft, and can be significantly longer if there are transplants during the flight.
Flying time is about 2 hours 18 minutes
Select arrival and departure cities, current are Great Falls, MT and IL
This flight will take about two hours eighteen minutes ;
You can buy ticket to plane or drive by car, check ; distance in miles between Great Falls and Crystal Lake
| Aircraft | Cruising speed | Time |
| Average | 510 mph | 2 hr 18 min |
| Boeing 737 | 515 mph | 2 hr 17 min |
| Boeing 777 | 554 mph | 2 hr 7 min |
| Airbus | 515 mph | 2 hr 17 min |
Dont forget to include time in airport before and after flight.
| Country | USA |
| State | Montana |
| City | Great Falls, MT |
| Latitude | 47.50024 |
| Longitude | -111.30081 |
| Country | USA |
| State | Illinois |
| City | Crystal Lake, IL |
| Latitude | 42.24113 |
| Longitude | -88.3162 |
Please note: current air time calculator show approximate distance and time between cities Great Falls, MT and Crystal Lake, IL. This values can be different if you flight from airports in this cities. To calculate exact time can be shown only when you buy ticket to the plane. We do not guarantee that there is an airline that connects city Great Falls and Crystal Lake. To find out if there is such a flight use the ticket purchase service.