The flight time to Billings from San Marcos is 2 hours 25 minutes . This is approximate direct flying time, and include average plane speed 510 miles per hour. Total flight distance between San Marcos, TX and Billings, MT is about one thousand, two hundred and thirty-eight miles or one thousand, nine hundred and ninety-two 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 25 minutes
Select arrival and departure cities, current are San Marcos, TX and MT
This flight will take about two hours twenty-five minutes ;
You can buy ticket to plane or drive by car, check ; distance in miles between San Marcos and Billings
| Aircraft | Cruising speed | Time |
| Average | 510 mph | 2 hr 25 min |
| Boeing 737 | 515 mph | 2 hr 24 min |
| Boeing 777 | 554 mph | 2 hr 14 min |
| Airbus | 515 mph | 2 hr 24 min |
Dont forget to include time in airport before and after flight.
| Country | USA |
| State | Texas |
| City | San Marcos, TX |
| Latitude | 29.88327 |
| Longitude | -97.94139 |
| Country | USA |
| State | Montana |
| City | Billings, MT |
| Latitude | 45.78329 |
| Longitude | -108.50069 |
Please note: current air time calculator show approximate distance and time between cities San Marcos, TX and Billings, MT. 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 San Marcos and Billings. To find out if there is such a flight use the ticket purchase service.