DEN to LHR: Distance and Flight Time
The distance from Denver International Airport (DEN) to London Heathrow Airport (LHR) is 7,497 km (4,658 mi). A typical nonstop flight covers it in about 9h 50m, heading northeast. The distance is the same in either direction (LHR to DEN).
How far is it from Denver to London?
The great-circle distance between Denver International Airport (DEN) and London Heathrow Airport (LHR) is 7,497 km (4,658 mi, 4,048 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from DEN to LHR?
A nonstop flight typically takes about 9h 50m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. LHR is roughly northeast of DEN.
How is the DEN to LHR route written in code?
The pair is written DEN-LHR in IATA codes and KDEN-EGLL in ICAO codes, the form used on a flight plan. Denver International Airport is DEN (KDEN), London Heathrow Airport is LHR (EGLL).
| DEN | LHR | |
|---|---|---|
| Airport | Denver International Airport | London Heathrow Airport |
| ICAO code | KDEN | EGLL |
| Country | United States | United Kingdom |
| Elevation | 5,431 ft | 83 ft |
| Rank by connections | #15 | #4 |
KDEN starts with K, the ICAO prefix for the contiguous United States; EGLL starts with E, the prefix for northern Europe. How ICAO prefixes are laid out.
LHR sits 5,348 ft (1,630 m) lower than DEN, which is a real difference in air density on takeoff.
Airlines flying DEN to LHR
2 airlines appear on this route in the open route dataset, 2 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| AY | Finnair | FIN | Finnair | Active |
| BA | British Airways | BAW | Speedbird | Active |
A further 2 carriers sell this pair as a codeshare without operating it: AA, IB.
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Denver from London?
Denver International Airport (DEN) and London Heathrow Airport (LHR) are 7,497 km (4,658 mi, 4,048 nautical miles) apart in a straight line.
How long is the flight from DEN to LHR?
A typical nonstop flight between DEN and LHR takes about 9h 50m. Actual times vary with aircraft type, winds and routing.
What direction is LHR from DEN?
London Heathrow Airport (LHR) lies roughly northeast of Denver International Airport (DEN).
Which airlines fly DEN to LHR?
2 airlines appear on the DEN-LHR route in the open dataset, including Finnair, British Airways.
Related routes
Other routes from Denver (DEN):
Other routes from London (LHR):
DEN airport code · LHR airport code · Busiest airports worldwide