Daily Report

London Heathrow Airport Flight Cancellations

Thursday, 21 May 2026 · LHR

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Total cancellations

Departures

Arrivals

The day in summary

On Thursday, 21 May 2026, we logged 2 cancelled flights at London Heathrow Airport (LHR) (2 departures and 0 arrivals). The airline most affected was KLM with 1 cancelled flight.

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Cancelled flights on this day

Time	Flight	Airline	To / from	Type
09:55	KL1004	KLM	Amsterdam Schiphol (AMS)	Departure
10:00	AA9601	American Airlines	Charlotte Douglas (CLT)	Departure

Live cancellations today This month's report All reports London Heathrow Airport guide

Figures are compiled from live flight status data captured throughout each day. Coverage may vary and some cancellations could be missed; treat these numbers as an indicative guide, not an official record.