How reliable is Indianapolis International Airport?
Flights from IND departed within 15 minutes of schedule in 83% of 274,698 flights in official BTS history — and weather is calmest in Sep. 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 IND looks like
On-time departures
across 274,698 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 Indianapolis
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 · 96/100 favorability
Roughest month
Most disruptive — low visibility & fog, snow · 78/100 favorability
The read on IND
What the numbers say about flying through Indianapolis International Airport
Across official performance history, flights from Indianapolis left within 15 minutes of schedule about 83% of the time over 274,698 flights. That's a solid, better-than-average operational record. Pair it with a moderate cancellation rate of 1.9%. When a departure does run late, the typical delay is around 10 minutes.
On weather, Indianapolis is an unusually calm-weather airport year-round. September is the calmest stretch for flying, scoring 96 out of 100 for favorable conditions, while January is the most disruptive at 78, 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 Indianapolis, 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 IND
- How reliable is Indianapolis International Airport (IND)?
- Flights from Indianapolis left within 15 minutes of schedule roughly 83% of the time across 274,698 flights of official history — a solid, better-than-average operational record. The cancellation rate runs about 1.9%. It's advisory context, not a guarantee for any single flight.
- What is the best month to fly from IND for good weather?
- September has the calmest flying weather at Indianapolis International Airport. January is the most disruptive, mainly from low visibility & fog and snow.
Planning a trip through Indianapolis?
Score real flights to and from IND on reliability, weather, and connection safety — not just price.