How reliable is Elmira Corning Regional Airport?
Flights from ELM departed within 15 minutes of schedule in 81% of 6,994 flights in official BTS history — and weather is calmest in Nov. 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 ELM looks like
On-time departures
across 6,994 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 Elmira
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 · 89/100 favorability
Roughest month
Most disruptive — low visibility & fog, thunderstorms · 77/100 favorability
The read on ELM
What the numbers say about flying through Elmira Corning Regional Airport
Across official performance history, flights from Elmira left within 15 minutes of schedule about 81% of the time over 6,994 flights. That's a solid, better-than-average operational record. Pair it with a low cancellation rate of 1.2%, so flights here rarely vanish outright. When a departure does run late, the typical delay is around 13 minutes.
On weather, Elmira is an unusually calm-weather airport year-round. November is the calmest stretch for flying, scoring 89 out of 100 for favorable conditions, while September is the most disruptive at 77, driven mainly by low visibility & fog and thunderstorms. 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 Elmira, 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 ELM
- How reliable is Elmira Corning Regional Airport (ELM)?
- Flights from Elmira left within 15 minutes of schedule roughly 81% of the time across 6,994 flights of official history — a solid, better-than-average operational record. 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 ELM for good weather?
- November has the calmest flying weather at Elmira Corning Regional Airport. September is the most disruptive, mainly from low visibility & fog and thunderstorms.
Planning a trip through Elmira?
Score real flights to and from ELM on reliability, weather, and connection safety — not just price.