Distance between Siloam GA and Roswell GA
The distance from Siloam to Roswell is 99 miles by road including 66 miles on motorways. Road takes approximately 3 hours and 31 minutes and goes through Covington, Conyers, Doraville, Dunwoody and Sandy Springs.
Shortest distance by air | 81 mi ✈️ |
Car route length | 99.4 mi 🚗 |
Driving time | 3 h 31 min |
Fuel amount | 3.4 gal |
Fuel cost | 11.4 USD |

Point | Distance | Time | Fuel | |
Siloam | 0 mi | 00 min | 0.0 gal | |
GA 77 I 20 31 mi, 55 min
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Centennial | 31 mi | 55 min | 1.0 gal | |
I 20 17 mi, 42 min
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Covington | 48 mi | 1 h 38 min | 1.5 gal | |
I 20 4 mi, 03 min
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Almon | 52 mi | 1 h 41 min | 1.7 gal | |
I 20 2 mi, 03 min
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Conyers | 54 mi | 1 h 45 min | 1.8 gal | |
I 20 31 mi, 1 h 14 min
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Doraville | 85 mi | 2 h 59 min | 2.9 gal | |
I 285 2 mi, 02 min
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Dunwoody | 88 mi | 3 h 02 min | 2.9 gal | |
I 285 6 mi, 13 min
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Sandy Springs | 93 mi | 3 h 16 min | 3.0 gal | |
GA 400 6 mi, 14 min
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Roswell | 99 mi | 3 h 31 min | 3.3 gal |
Hotels of Roswell
Frequently Asked Questions
How much does it cost to drive from Siloam to Roswell?
Fuel cost: 11.4 USD
This fuel cost is calculated as: (Route length 99.4 mi) / (Fuel consumption 29.4 mpg) * (Fuel price 3.37 USD / gal)
You can adjust fuel consumption and fuel price here.
How long is a car ride from Siloam to Roswell?
Driving time: 3 h 31 min
This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.
- 48 mi with a maximum speed 68 mph = 42 min
- 14 mi with a maximum speed 65 mph = 12 min
- 2 mi with a maximum speed 55 mph = 2 min
- 1 mi with a maximum speed 50 mph = 1 min
- 2 mi with a maximum speed 35 mph = 3 min
- 30 mi with a maximum speed 12 mph = 2 h 26 min
The calculated driving time does not take into account intermediate stops and traffic jams.
How far is Siloam to Roswell by land?
The distance between Siloam and Roswell is 99.4 mi by road including 65.9 mi on motorways.
Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of Siloam and Roswell respectively.
How far is Siloam to Roswell by plane?
The shortest distance (air line, as the crow flies) between Siloam and Roswell is 80.8 mi.
This distance is calculated using the Haversine formula as a great-circle distance between two points on the surface of a sphere. The start and finish points are the centers of Siloam and Roswell respectively. Actual distance between airports may be different.
How many hours is Siloam from Roswell by plane?
Boeing 737 airliner needs 9 min to cover the distance of 81 mi at a cruising speed of 497 mph.
Small plane "Cessna 172" needs 35 min to flight this distance at average speed of 136 mph.
This time is approximate and do not take into account takeoff and landing times, airport location and other real world factors.
How long is a helicopter ride from Siloam to Roswell?
Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 32 min to cover the distance of 81 mi at a cruising speed of 149 mph.
Popular "Robinson R44" needs 37 min to flight this distance at average speed of 130 mph.
This time is approximate and do not take into account takeoff and landing times, aerodrome location and other real world factors.
What city is halfway between Siloam and Roswell?
The halfway point between Siloam and Roswell is Covington. It is located about 2 mi from the exact midpoint by road.
The distance from Covington to Siloam is 48 mi and driving will take about 1 h 38 min. The road between Covington and Roswell has length 52 mi and will take approximately 1 h 53 min.
The other cities located close to halfway point:
Where is Siloam in relation to Roswell?
Siloam is located 81 mi south-east of Roswell.
Siloam has geographic coordinates: latitude 33.5368, longitude -83.08099.
Roswell has geographic coordinates: latitude 34.02332, longitude -84.36002.
Which highway goes from Siloam to Roswell?
The route from Siloam to Roswell follows I 20.
Other minor sections pass along the road:
- I 285: 12 mi
- US 278: 9 mi
- GA 12: 9 mi
- US 19: 3 mi
- GA 400: 3 mi
- GA 9: 1 mi