KEF → LHRReykjavík to London

live

Direct flights from Reykjavík (KEF) to London (LHR): 14 nonstop departures observed each week across 2 airlines. 91% of the last 22 operated flights arrived within 15 minutes of schedule. The median arrival is 10 minutes early. No cancellations were recorded across the 22 tracked flights. The nonstop covers 1,894 km, an estimated 2 hours 56 minutes in the air. Measured by Pro Flight Search from live flight boards at Reykjavík and London. Updated 28 October 2026 at 03:23 UTC.

Today, KEF → LHR

Wed 28 Oct · local times
  1. 07:35 FI450Icelandair On scheduleGate D34 LHR 10:50scheduled
  2. 11:45 BA801British Airways On scheduleGate D32 LHR 14:55scheduled
  3. 16:20 FI454Icelandair Sched 16:20Departure not confirmed by the board LHR 19:30scheduled

Checked KEF board 02:52 · LHR board 03:23

KEF Reykjavík smooth · +0
LHR London smooth · +0
1,894 km · ~2h 56m est.
dep bank 07:40–16:1014x weekly
Runs reliable · 2 airlines · 14x weekly · nonstop
91% on time

of the last 22 operated KEF → LHR flights arrived within 15 minutes

Median arrival delay is −10 min. 0 of 22 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−10 minacross the last 22 operated legs
Flight time~2h 56mestimated from route distance
Weekly departures14x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 22

The week

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

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 AirwaysBA75% on time

Flights BA801 varies daily

IcelandairFI100% on time

Flights FI450 07:40 daily · FI454 16:10 daily

History

operated legs · board outcomes
10-27BA801dep −8 → arr−31
10-27FI450dep +17 → arr+10
10-27FI454dep −12 → arr−35
10-26BA801dep +21 → arr+7
10-26FI450dep +9 → arr−19
10-26FI454dep +0 → arr+1
10-25BA801dep −3 → arr−33
10-25BA803dep +30 → arr+8
10-25FI450dep +11 → arr−21
10-25FI454dep −10 → arr−52
10-24BA801dep +17 → arr−4
10-24FI450dep +4 → arr−37
10-24FI454dep −2 → arr−22
10-23BA801dep +44 → arr+42
10-23FI450dep +9 → arr−7
10-23FI454dep −10 → arr−16
10-22BA801dep +2 → arr−17
10-22FI450dep +1 → arr−10
10-22FI454dep −14 → arr−31
10-21BA801dep +14 → arr+17
10-21FI450dep +7 → arr+2
10-21FI454dep −4 → arr+1

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
KEFReykjavík +0 min smooth ⛅ mostly cloudy · N 8 kt Full KEF delay board →
LHRLondon +0 min smooth 🌤 few clouds · SSW 5 kt Full LHR delay board →

Weather lens

Current conditions put the pressure at KEF: 32% odds of a 15+ minute delay and around +3 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Reykjavík to London route actually runs

Pro Flight Search records official board updates for nonstop KEF 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 — Reykjavík (KEF) to London (LHR) route reliability, measured from operated flights on official airport boards.

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

KEF to LHR questions

Is KEF–LHR running on time right now?

Mostly on schedule. Both endpoints currently score the same, route health score 80/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on KEF–LHR?

Operators schedule morning departures around 07:40 from KEF. 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 KEF to LHR?

Great-circle distance is 1,894 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 164–192 min gate-to-gate on this route.

How often does KEF–LHR fly?

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