The flight time to Chelmsford from Rockville is 45 minutes . This is approximate direct flying time, and include average plane speed 510 miles per hour. Total flight distance between Rockville, MD and Chelmsford, MA is about three hundred and eighty-eight miles or six hundred and twenty-four 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 45 minutes
Select arrival and departure cities, current are Rockville, MD and MA
This flight will take about forty-five minutes ;
You can buy ticket to plane or drive by car, check ; distance in miles between Rockville and Chelmsford
| Aircraft | Cruising speed | Time |
| Average | 510 mph | 45 min |
| Boeing 737 | 515 mph | 45 min |
| Boeing 777 | 554 mph | 41 min |
| Airbus | 515 mph | 45 min |
Dont forget to include time in airport before and after flight.
| Country | USA |
| State | Maryland |
| City | Rockville, MD |
| Latitude | 39.084 |
| Longitude | -77.15276 |
| Country | USA |
| State | Massachusetts |
| City | Chelmsford, MA |
| Latitude | 42.59981 |
| Longitude | -71.36728 |
Please note: current air time calculator show approximate distance and time between cities Rockville, MD and Chelmsford, MA. 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 Rockville and Chelmsford. To find out if there is such a flight use the ticket purchase service.