How reliable is Parnaíba - Prefeito Doutor João Silva Filho International Airport?
Flights from PHB avoided significant airline-controlled delay in 86% of 1,141 flights in official ANAC history — and weather is calmest in Aug. 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 PHB looks like
Avoided 15+ min controlled delay
across 1,141 flights
Source: ANAC VRA · data through 2026-06-25. Origin-grouped, cause-attributed operational history; it is not a direct departure-punctuality measure or a guarantee for any flight.
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Weather by month
When the weather works for you at Parnaíba
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 · 100/100 favorability
Roughest month
Most disruptive — thunderstorms, low visibility & fog · 99/100 favorability
The read on PHB
What the numbers say about flying through Parnaíba - Prefeito Doutor João Silva Filho International Airport
Across official performance history, flights from Parnaíba avoided significant airline-controlled delay about 86% of the time over 1,141 flights. That's one of the more dependable operational records you'll see. Pair it with an elevated cancellation rate of 10.1% — worth weighing alongside the on-time figure. When a departure does run late, the typical delay is around -1 minutes.
On weather, Parnaíba is an unusually calm-weather airport year-round. August is the calmest stretch for flying, scoring 100 out of 100 for favorable conditions, while March is the most disruptive at 99, driven mainly by thunderstorms and low visibility & fog. 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 Parnaíba, 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 PHB
- How reliable is Parnaíba - Prefeito Doutor João Silva Filho International Airport (PHB)?
- Flights from Parnaíba avoided significant airline-controlled delay roughly 86% of the time across 1,141 flights of official history — one of the more dependable operational records you'll see. The cancellation rate runs about 10.1%. It's advisory context, not a guarantee for any single flight.
- What is the best month to fly from PHB for good weather?
- August has the calmest flying weather at Parnaíba - Prefeito Doutor João Silva Filho International Airport. March is the most disruptive, mainly from thunderstorms and low visibility & fog.
Planning a trip through Parnaíba?
Score real flights to and from PHB on reliability, weather, and connection safety — not just price.