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DEN to LHR: distance & flight time

Denver (Denver International Airport) → London (London Heathrow Airport)

4,658 mi
7,496 km · 4,048 nm
9h 36m
estimated nonstop flight time
+7h
time difference · heading northeast
See live DEN→LHR fares Phone-only fares on this route — call free

Flight time details

4,658 miles nonstop takes roughly 9h 36m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is DEN from LHR?

The flight distance from Denver (DEN) to London (LHR) is 4,658 miles (7,496 km, 4,048 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from DEN to LHR?

A nonstop flight takes about 9h 36m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.

What is the time difference between Denver and London?

London is 7 hours ahead of Denver.

What is the cheapest way to fly from DEN to LHR?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEN–LHR that never appear on search engines, with no booking fees.
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