Elmira/Corning Regional in April 2026

89.2%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 April 2026, reporting carriers scheduled 111 domestic departures from Elmira/Corning Regional (ELM). 89.2% left less than 15 minutes late and 84.7% reached their destination on time; 0.0% were cancelled.

Nationally that month, 79.1% of flights departed on time and 78.9% arrived on time, so ELM departures were 10.1 points above the national departure figure.

A year earlier, in April 2025, the airport had 112 departures with 78.6% leaving on time: a change of +10.6 points, with flights down 1%.

Flights arriving at ELM that month were on time 82.9% of the time (111 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 43%, air carrier 42% and national aviation system 14%.

On time 84.7%
Arrived 15+ minutes late 15.3%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from ELM in April 2026, judged by arrival at the destination.

April 2026 against a year earlier, the airport's year and the nation

Measure	Apr 2026	Apr 2025	ELM, 12 months to Jul 2026	All reported flights, Apr 2026
Departed on time	89.2%	78.6%	78.4%	79.1%
Arrived on time	84.7%	83.0%	78.4%	78.9%
Cancelled	0.0%	0.0%	1.2%	0.9%
Average departure delay (late minutes only)	11.5 min	15.9 min	19.8 min	14.5 min
Scheduled departures a day	4	4	4	19,931
Scheduled departures	111	112	1,290	597,919

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	76	68%	89.5%	-5.6 min	0.0%
G4 Allegiant Air	35	32%	74.3%	13.7 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ELM–DTW	Elmira/Corning to Detroit	76	89.5%	-5.6 min	0.0%
ELM–SFB	Elmira/Corning to Sanford	19	73.7%	21.8 min	0.0%
ELM–PIE	Elmira/Corning to St. Petersburg	12	66.7%	11.0 min	0.0%
ELM–PGD	Elmira/Corning to Punta Gorda	4	100.0%	-16.2 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), April 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2026	Minutes
Air carrier	42.1%	33.5%	559
Late-arriving aircraft	42.7%	40.4%	568
National Aviation System	13.8%	21.0%	183
Extreme weather	1.4%	5.0%	19
Security	0.0%	0.1%	0

1,329 delay minutes on 17 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 April 2026?

89.2% of 111 scheduled domestic departures left less than 15 minutes late, and 84.7% reached their destination on time. The national figures that month were 79.1% and 78.9%.

How does that compare with a year earlier?

In April 2025, 78.6% of 112 departures left on time and 0.0% were cancelled, against 89.2% and 0.0% in April 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for April 2026; 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.