Flight Route MapGreat Circle · Flight distance

Route map

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Route result

LHR – JFK

Low detour
Detour ratio0.0%Low detour
Total route distance
2,991 nautical mi5,539 km
Direct great-circle distance
2,991 nautical mi5,539 km
Extra flying distance
0 nautical mi0 km

Segment details

1 Segment
#FromTonautical mikm
1LHRLondonJFKNew York2,9915,539

The detour ratio is based on great-circle distances between segments and the origin and destination. It compares route structure only and does not represent an actual flight path or flown distance. Airport information and coordinates are for geographic display and distance calculation only, not navigation, flight planning or operational decisions.

ROUTE ANALYSIS

LHR–JFK great-circle route distance and stopover analysis

This flight route map starts at London (LHR) and ends at New York (JFK). The same airport coordinates are used for segment, total and direct great-circle distances.

Total segments
2,991 nm
5,539 km
Direct distance
2,991 nm
5,539 km
Extra distance
0 nm
0 km
Detour ratio
0.0%
Great-circle basis

Airports in this route

  1. 1
    LHR · London, United KingdomLondon Heathrow Airport · EGLL51.4706°N, 0.4619°W
  2. 2
    JFK · New York, United StatesJohn F. Kennedy International Airport · KJFK40.6413°N, 73.7781°W

Segment distances

Frequently asked questions

How is the LHR–JFK detour ratio calculated?

The tool adds the adjacent great-circle segments to 2991 nautical miles and compares that total with the 2991 nautical-mile direct distance from LHR to JFK. This route's detour ratio is 0.0%.

Is the LHR–JFK distance the flown mileage?

No. It is a spherical great-circle comparison from London to New York, not an actual airway, flight path, flight time or operational mileage. Weather, airspace and routing can change the flown distance.

Why review the LHR–JFK segment details?

This route contains 1 segment. The list shows where extra distance is introduced and confirms that the total is built from every adjacent airport pair.

CTU–IAD–JFKMAN–DUB–IADNRT–LAXAKL–SCLGreat CircleFlight DistanceHow It Works

Note: the detour ratio is based on great-circle segment distances and does not represent an actual flight path or flown mileage.