How often are ATH to LHR flights on time?

Flights from Spata-Artemida (ATH) to London (LHR) arrive on time 70% of the time across 14,103 flights of official data.

Which airline is most reliable on the ATH to LHR route?

Aegean Airlines has the best on-time record on this route at 77% across 6,007 flights.

Route reliability

Flights from Spata-Artemida to London arrive on time 70% of the time across 14,103 flights. Here’s how each airline really performs.

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On-time rate

14,103 flights

On-time = arrived within 15 minutes of schedule, per UK CAA. Compare the reverse leg LHR → ATH.

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Score real ATH–LHR flights on reliability, weather, and connection safety — not just price.