How reliable is Bishop International Airport?
Flights from FNT departed within 15 minutes of schedule in 79% of 20,825 flights in official BTS history — and weather is calmest in May. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Weather favorability
year-round climate
Origin-airport operations
What the departure punctuality at FNT looks like
On-time departures
across 20,825 flights
Source: BTS Airport Operations · data through 2026-06-25. Role-specific BTS departure history; advisory context, not a guarantee for any flight.
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Weather by month
When the weather works for you at Flint
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 · 95/100 favorability
Roughest month
Most disruptive — low visibility & fog, snow · 76/100 favorability
The read on FNT
What the numbers say about flying through Bishop International Airport
Across official performance history, flights from Flint left within 15 minutes of schedule about 79% of the time over 20,825 flights. That's a respectable but unspectacular operational record. Pair it with a moderate cancellation rate of 1.6%. When a departure does run late, the typical delay is around 17 minutes.
On weather, Flint is an unusually calm-weather airport year-round. May is the calmest stretch for flying, scoring 95 out of 100 for favorable conditions, while January is the most disruptive at 76, driven mainly by low visibility & fog and snow. 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 Flint, 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 FNT
- How reliable is Bishop International Airport (FNT)?
- Flights from Flint left within 15 minutes of schedule roughly 79% of the time across 20,825 flights of official history — a respectable but unspectacular operational record. The cancellation rate runs about 1.6%. It's advisory context, not a guarantee for any single flight.
- What is the best month to fly from FNT for good weather?
- May has the calmest flying weather at Bishop International Airport. January is the most disruptive, mainly from low visibility & fog and snow.
Planning a trip through Flint?
Score real flights to and from FNT on reliability, weather, and connection safety — not just price.