How far is Fort Smith, AR, from London?

The distance between London (London Heathrow Airport) and Fort Smith (Fort Smith Regional Airport) is 4523 miles / 7279 kilometers / 3930 nautical miles.

Distance from London to Fort Smith

There are several ways to calculate the distance from London to Fort Smith. Here are two standard methods:

Vincenty's formula (applied above)

• 4522.895 miles
• 7278.893 kilometers
• 3930.288 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

• 4511.881 miles
• 7261.168 kilometers
• 3920.717 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 London to Fort Smith?

The estimated flight time from London Heathrow Airport to Fort Smith Regional Airport is 9 hours and 3 minutes.

What is the time difference between London and Fort Smith?

The time difference between London and Fort Smith is 6 hours. Fort Smith is 6 hours behind London.

Flight carbon footprint between London Heathrow Airport (LHR) and Fort Smith Regional Airport (FSM)

On average, flying from London to Fort Smith generates about 522 kg of CO2 per passenger, and 522 kilograms equals 1 152 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from London to Fort Smith

See the map of the shortest flight path between London Heathrow Airport (LHR) and Fort Smith Regional Airport (FSM).

Airport information

Origin	London Heathrow Airport
City:	London
Country:	United Kingdom
IATA Code:	LHR
ICAO Code:	EGLL
Coordinates:	51°28′14″N, 0°27′42″W

Destination	Fort Smith Regional Airport
City:	Fort Smith, AR
Country:	United States
IATA Code:	FSM
ICAO Code:	KFSM
Coordinates:	35°20′11″N, 94°22′2″W