How reliable is Birmingham?
Flights from BHX avoided significant airline-controlled delay in 64% of 204,170 flights in official UK CAA history — and weather is calmest in Jul. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Weather favorability
year-round climate
Origin-airport operations
What the airline-controlled delay record at BHX looks like
Avoided 15+ min controlled delay
across 204,170 flights
Source: UK CAA. Origin-grouped, cause-attributed operational history; it is not a direct departure-punctuality measure or a guarantee for any flight.
Weather by month
When the weather works for you at Birmingham
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 · 98/100 favorability
Roughest month
Most disruptive — low visibility & fog, freezing conditions · 86/100 favorability
The read on BHX
What the numbers say about flying through Birmingham
Across official performance history, flights from Birmingham avoided significant airline-controlled delay about 64% of the time over 204,170 flights. That's a shaky record worth planning around. Pair it with a moderate cancellation rate of 1.2%. When a departure does run late, the typical delay is around 20 minutes.
On weather, Birmingham is an unusually calm-weather airport year-round. July is the calmest stretch for flying, scoring 98 out of 100 for favorable conditions, while December is the most disruptive at 86, driven mainly by low visibility & fog and freezing conditions. The year is relatively steady, so no single month stands out as one to avoid on weather alone.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Birmingham, 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 BHX
- How reliable is Birmingham (BHX)?
- Flights from Birmingham avoided significant airline-controlled delay roughly 64% of the time across 204,170 flights of official history — a shaky record worth planning around. The cancellation rate runs about 1.2%. It's advisory context, not a guarantee for any single flight.
- What is the best month to fly from BHX for good weather?
- July has the calmest flying weather at Birmingham. December is the most disruptive, mainly from low visibility & fog and freezing conditions.
Reliability guides
Planning a trip through Birmingham?
Score real flights to and from BHX on reliability, weather, and connection safety — not just price.