Elmira/Corning Regional in June 2025

84.3%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In June 2025, reporting carriers scheduled 102 domestic departures from Elmira/Corning Regional (ELM). 84.3% left less than 15 minutes late and 82.4% reached their destination on time; 0.0% were cancelled.

Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so ELM departures were 12.9 points above the national departure figure.

A year earlier, in June 2024, the airport had 80 departures with 71.3% leaving on time: a change of +13.0 points, with flights up 27%.

Flights arriving at ELM that month were on time 76.5% of the time (102 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 48%, extreme weather 21% and late-arriving aircraft 17%.

On time 82.4%
Arrived 15+ minutes late 17.6%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from ELM in June 2025, judged by arrival at the destination.

June 2025 against a year earlier, the airport's year and the nation

Measure	Jun 2025	Jun 2024	ELM, 12 months to Jul 2026	All reported flights, Jun 2025
Departed on time	84.3%	71.3%	78.4%	71.4%
Arrived on time	82.4%	65.0%	78.4%	70.3%
Cancelled	0.0%	1.3%	1.2%	1.6%
Average departure delay (late minutes only)	12.6 min	39.5 min	19.8 min	22.1 min
Scheduled departures a day	3	3	4	20,386
Scheduled departures	102	80	1,290	611,575

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	78	76%	85.9%	0.1 min	0.0%
G4 Allegiant Air	24	24%	70.8%	16.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ELM–DTW	Elmira/Corning to Detroit	78	85.9%	0.1 min	0.0%
ELM–SFB	Elmira/Corning to Sanford	15	66.7%	19.1 min	0.0%
ELM–PIE	Elmira/Corning to St. Petersburg	9	77.8%	11.2 min	0.0%

By scheduled departure hour

100

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), June 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2025	Minutes
Air carrier	48.0%	31.6%	627
Late-arriving aircraft	16.8%	40.6%	219
National Aviation System	13.4%	20.9%	175
Extreme weather	21.4%	6.9%	279
Security	0.4%	0.2%	5

1,305 delay minutes on 18 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left ELM on time in June 2025?

84.3% of 102 scheduled domestic departures left less than 15 minutes late, and 82.4% reached their destination on time. The national figures that month were 71.4% and 70.3%.

How does that compare with a year earlier?

In June 2024, 71.3% of 80 departures left on time and 1.3% were cancelled, against 84.3% and 0.0% in June 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for June 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for ELM · methodology · corrections.