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How far is St Louis, MO, from Reykjavik?

The distance between Reykjavik (Keflavík International Airport) and St Louis (St. Louis Lambert International Airport) is 3201 miles / 5151 kilometers / 2781 nautical miles.

Keflavík International Airport – St. Louis Lambert International Airport

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3201
Miles
Distance arrow
5151
Kilometers
Distance arrow
2781
Nautical miles

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Distance from Reykjavik to St Louis

There are several ways to calculate the distance from Reykjavik to St Louis. Here are two standard methods:

Vincenty's formula (applied above)
  • 3200.663 miles
  • 5150.967 kilometers
  • 2781.300 nautical miles

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

Haversine formula
  • 3193.270 miles
  • 5139.070 kilometers
  • 2774.876 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).

How long does it take to fly from Reykjavik to St Louis?

The estimated flight time from Keflavík International Airport to St. Louis Lambert International Airport is 6 hours and 33 minutes.

Flight carbon footprint between Keflavík International Airport (KEF) and St. Louis Lambert International Airport (STL)

On average, flying from Reykjavik to St Louis generates about 358 kg of CO2 per passenger, and 358 kilograms equals 790 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Reykjavik to St Louis

See the map of the shortest flight path between Keflavík International Airport (KEF) and St. Louis Lambert International Airport (STL).

Airport information

Origin Keflavík International Airport
City: Reykjavik
Country: Iceland Flag of Iceland
IATA Code: KEF
ICAO Code: BIKF
Coordinates: 63°59′6″N, 22°36′20″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