The flight time to Diamond Bar from Rockville is 4 hours 26 minutes . This is approximate direct flying time, and include average plane speed 510 miles per hour. Total flight distance between Rockville, MD and Diamond Bar, CA is about two thousand, two hundred and sixty-four miles or three thousand, six hundred and forty-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 4 hours 26 minutes
Select arrival and departure cities, current are Rockville, MD and CA
This flight will take about four hours twenty-six minutes ;
You can buy ticket to plane or drive by car, check ; distance in miles between Rockville and Diamond Bar
| Aircraft | Cruising speed | Time |
| Average | 510 mph | 4 hr 26 min |
| Boeing 737 | 515 mph | 4 hr 23 min |
| Boeing 777 | 554 mph | 4 hr 5 min |
| Airbus | 515 mph | 4 hr 23 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 | California |
| City | Diamond Bar, CA |
| Latitude | 34.02862 |
| Longitude | -117.81034 |
Please note: current air time calculator show approximate distance and time between cities Rockville, MD and Diamond Bar, CA. 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 Diamond Bar. To find out if there is such a flight use the ticket purchase service.