DEN → LHRDenver to London

live

Direct flights from Denver (DEN) to London (LHR): 14 nonstop departures observed each week across 2 airlines. 90% of the last 10 operated flights arrived within 15 minutes of schedule. The median arrival is 21 minutes early. No cancellations were recorded across the 10 tracked flights. The nonstop covers 7,496 km, an estimated 10 hours 7 minutes in the air. Measured by Pro Flight Search from live flight boards at Denver and London. Updated 19 October 2026 at 11:26 UTC.

Today, DEN → LHR

Mon 19 Oct · local times
  1. 17:35 UA27United Airlines On scheduleGate A31 ·
  2. 18:35 BA218British Airways Sched 18:35Departure not confirmed by the board ·
  3. 20:25 UA262United Airlines Sched 20:25Departure not confirmed by the board ·

Checked DEN board 05:26 · LHR board 12:24

DEN Denver smooth · +0
LHR London smooth · +0
7,496 km · ~10h 07m est.
dep bank 17:35–20:2514x weekly
Runs reliable · 2 airlines · 14x weekly · nonstop
90% on time

of the last 10 operated DEN → LHR flights arrived within 15 minutes

Median arrival delay is −21 min. 0 of 10 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−21 minacross the last 10 operated legs
Flight time~10h 07mestimated from route distance
Weekly departures14x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 10

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
British AirwaysUnited Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
British AirwaysBA

Flights BA218 18:35 daily

United AirlinesUA83% on time

Flights UA27 17:35 daily · UA262 20:25 daily

History

operated legs · board outcomes
10-18BA218dep +29 → arr−20
10-18UA262dep −4 → arr−51
10-18UA27dep +1 → arr−17
10-17BA218dep −10 → arr−18
10-17UA262dep −4 → arr−34
10-17UA27dep +84 → arr+66
10-16BA218dep −7 → arr−23
10-16UA262dep +17 → arr−21
10-16UA27dep −8 → arr−36
10-15BA218arrived−38

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
DENDenver +0 min smooth 🌤 few clouds · WSW 5 kt Full DEN delay board →
LHRLondon +0 min smooth 🌤 few clouds · E 9 kt Full LHR delay board →

Weather lens

Current conditions put the pressure at DEN: 36% odds of a 15+ minute delay and around +10 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Denver to London route actually runs

Pro Flight Search records official board updates for nonstop DEN to LHR flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Denver (DEN) to London (LHR) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/DEN-LHR
How we measure this →

DEN to LHR questions

Is DEN–LHR running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on DEN–LHR?

Operators schedule evening departures around 17:35 from DEN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the LHR delay card to confirm conditions when you'd arrive.

How long is the flight from DEN to LHR?

Great-circle distance is 7,496 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 559–673 min gate-to-gate on this route.

How often does DEN–LHR fly?

2 carriers operate this route, around 21 flights a week between them. Compare carrier days and times in the airline list above.