EI171 LondonLHR DublinDUB · 21:00
EI171 by Aer Lingus flies from London (LHR) to Dublin (DUB).
scheduled from LHR
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at LHR and DUB are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other London to Dublin flights today
same route · Aer LingusIf EI171 is cancelled, these are the other Aer Lingus nonstop flights from London to Dublin on the same day, with scheduled departure times in LHR local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How EI171 actually runs
Pro Flight Search has tracked every published board update for EI171 across the LHR and DUB boards: schedule changes, gate pushes and actual clocks. Combined risk score: 62.0/100. Based on airport operations, weather, and cached board history at LHR and DUB.
The verdict above is that record speaking, so it reflects how EI171 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as LHR and DUB published them.
Planning around EI171? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — EI171 London to Dublin on-time performance, measured from the LHR and DUB airport boards.
https://proflightsearch.com/flight/EI171
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