How reliable is Václav Havel Airport Prague?
Month-by-month weather risk and connection guidance for Václav Havel Airport Prague. We don’t yet have on-time performance history here — see why below.
Weather favorability
year-round climate
On-time performance data isn’t available for PRG yet
Our historical on-time and cancellation record currently covers the US, UK, Brazil, and Australia, so we don’t score departure reliability at Václav Havel Airport Prague yet. Weather climatology below comes from global airport observations and still applies.
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Weather by month
When the weather works for you at Prague
A calm-weather score (0–100) for each month from decades of airport observations — how often conditions disrupt flying, not temperature. Higher is calmer.
Calmest month
Calmest flying weather of the year · 99/100 favorability
Roughest month
Most disruptive — low visibility & fog, freezing conditions · 79/100 favorability
The read on PRG
What the numbers say about flying through Václav Havel Airport Prague
PlaneSane doesn't yet have on-time and cancellation history for Václav Havel Airport Prague, so it isn't scored for departure reliability here — that record currently covers the US, UK, Brazil, and Australia. The weather and connection context below comes from separate global sources and still applies.
On weather, Prague is an unusually calm-weather airport year-round. July is the calmest stretch for flying, scoring 99 out of 100 for favorable conditions, while November is the most disruptive at 79, driven mainly by low visibility & fog and freezing conditions. The seasonal swing is real but manageable; favor the calmer months when your dates are flexible.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Prague, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.
Common questions about PRG
- What is the best month to fly from PRG for good weather?
- July has the calmest flying weather at Václav Havel Airport Prague. November is the most disruptive, mainly from low visibility & fog and freezing conditions.
Planning a trip through Prague?
Score real flights to and from PRG on reliability, weather, and connection safety — not just price.