London, United Kingdom
At least the trend is improving.
Ranked #2 of 198 airportsBased on data from 1986–2026Paris-aligned reductions + offsetting residuals
LHR is the airport equivalent of 'it's fine.'
Record year! 84.5M passengers in 2025, up 4% from pre-pandemic levels and a staggering 336% rebound from the 2021 COVID low.
On-time performance so good it feels like a statistical error.
Delay Causes (ATFM)Direct rail connection to terminal