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Distance between Harrisburg, PA (MDT) and St Louis, MO (STL)

Flight distance from Harrisburg to St Louis (Harrisburg International Airport – St. Louis Lambert International Airport) is 734 miles / 1181 kilometers / 637 nautical miles. Estimated flight time is 1 hour 53 minutes.

Driving distance from Harrisburg (MDT) to St Louis (STL) is 800 miles / 1288 kilometers and travel time by car is about 15 hours 15 minutes.

Harrisburg – St Louis

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734
Miles
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1181
Kilometers
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637
Nautical miles

How far is St Louis from Harrisburg?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 733.575 miles
  • 1180.574 kilometers
  • 637.459 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
  • 731.817 miles
  • 1177.746 kilometers
  • 635.932 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).

Flight Duration

Estimated flight time from Harrisburg International Airport to St. Louis Lambert International Airport is 1 hour 53 minutes.

Time difference

The time difference between Harrisburg and St Louis is 1 hour. St Louis is 1 hour behind Harrisburg.
Harrisburg time to St Louis time converter

Carbon dioxide emissions

On average flying from Harrisburg to St Louis generates about 128 kg of CO2 per passenger, 128 kilograms is equal to 283 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Harrisburg to St Louis

Shortest flight path between Harrisburg International Airport (MDT) and St. Louis Lambert International Airport (STL).

Airport information

Origin Harrisburg International Airport
City: Harrisburg, PA
Country: United States Flag of United States
IATA Code: MDT
ICAO Code: KMDT
Coordinates: 40°11′36″N, 76°45′48″W
Destination 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