Air Miles Calculator

Distance between St Louis, MO (STL) and Hamilton (YHM)

Flight distance from St Louis to Hamilton (St. Louis Lambert International Airport – John C. Munro Hamilton International Airport) is 625 miles / 1005 kilometers / 543 nautical miles. Estimated flight time is 1 hour 40 minutes.

Driving distance from St Louis (STL) to Hamilton (YHM) is 718 miles / 1155 kilometers and travel time by car is about 13 hours 10 minutes.

Map of flight path and driving directions from St Louis to Hamilton.

Shortest flight path between St. Louis Lambert International Airport (STL) and John C. Munro Hamilton International Airport (YHM).

How far is Hamilton from St Louis?

There are several ways to calculate distances between St Louis and Hamilton. Here are two common methods:

Vincenty's formula (applied above)
  • 624.781 miles
  • 1005.488 kilometers
  • 542.920 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 623.758 miles
  • 1003.841 kilometers
  • 542.031 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Airport information


A St. Louis Lambert International Airport
City: St Louis, MO
Country: United States Flag of United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

B John C. Munro Hamilton International Airport
City: Hamilton
Country: Canada Flag of Canada
IATA Code: YHM
ICAO Code: CYHM
Coordinates: 43°10′24″N, 79°56′5″W

Time difference and current local times

The time difference between St Louis and Hamilton is 1 hour. Hamilton is 1 hour ahead of St Louis.

Time Difference

St Louis, MO

 CST

Hamilton

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 116 kg (255 pounds).

Frequent Flyer Miles Calculator

St Louis (STL) → Hamilton (YHM).

Distance:
625
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
625

Round trip?