Distance Calculator

Distance from St. Thomas to Sarnia

Distance between St. Thomas and Sarnia is 102 kilometers (64 miles).
Driving distance from St. Thomas to Sarnia is 115 kilometers (71 miles).

air 102 km
air 64 miles
car 115 km
car 71 miles

Distance Map Between St. Thomas and Sarnia

St. Thomas, Ontario, CanadaSarnia, Ontario, Canada = 64 miles = 102 km.

How far is it between St. Thomas and Sarnia

St. Thomas is located in Canada with (42.7736,-81.1804) coordinates and Sarnia is located in Canada with (42.9787,-82.4041) coordinates. The calculated flying distance from St. Thomas to Sarnia is equal to 64 miles which is equal to 102 km.

If you want to go by car, the driving distance between St. Thomas and Sarnia is 114.81 km. If you ride your car with an average speed of 112 kilometers/hour (70 miles/h), travel time will be 01 hours 01 minutes. Please check the avg. speed travel time table on the right for various options.
Difference between fly and go by a car is 13 km.

City/PlaceLatitude and LongitudeGPS Coordinates
St. Thomas 42.7736, -81.1804 42° 46´ 24.9960'' N
81° 10´ 49.3680'' W
Sarnia 42.9787, -82.4041 42° 58´ 43.1760'' N
82° 24´ 14.6520'' W

Estimated Travel Time Between St. Thomas and Sarnia

Average SpeedTravel Time
30 mph (48 km/h) 02 hours 23 minutes
40 mph (64 km/h) 01 hours 47 minutes
50 mph (80 km/h) 01 hours 26 minutes
60 mph (97 km/h) 01 hours 11 minutes
70 mph (112 km/h) 01 hours 01 minutes
75 mph (120 km/h) 00 hours 57 minutes
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