Pittsburgh International in January 2026

77.8%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 January 2026, reporting carriers scheduled 3,099 domestic departures from Pittsburgh International (PIT). 77.8% left less than 15 minutes late and 74.3% reached their destination on time; 6.0% were cancelled.

Nationally that month, 75.6% of flights departed on time and 75.3% arrived on time, so PIT departures were 2.2 points above the national departure figure.

A year earlier, in January 2025, the airport had 3,071 departures with 83.5% leaving on time: a change of −5.7 points, with flights up 1%.

Flights arriving at PIT that month were on time 73.7% of the time (3,102 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 39%, late-arriving aircraft 24% and national aviation system 23%.

On time 74.3%
Arrived 15+ minutes late 19.6%
Cancelled 6.0%
Diverted 0.1%

Every scheduled departure from PIT in January 2026, judged by arrival at the destination.

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

Measure	Jan 2026	Jan 2025	PIT, 12 months to Jul 2026	All reported flights, Jan 2026
Departed on time	77.8%	83.5%	80.7%	75.6%
Arrived on time	74.3%	73.6%	79.7%	75.3%
Cancelled	6.0%	2.2%	2.0%	4.7%
Average departure delay (late minutes only)	16.2 min	11.0 min	14.4 min	16.7 min
Scheduled departures a day	103	102	117	18,133
Scheduled departures	3,099	3,071	42,857	544,003

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
YX Republic Airline	872	28%	78.4%	-3.6 min	6.9%
WN Southwest Airlines	755	24%	76.3%	1.8 min	4.0%
AA American Airlines	364	12%	72.8%	8.8 min	8.2%
UA United Airlines	280	9%	77.9%	6.1 min	3.6%
DL Delta Air Lines	250	8%	77.2%	-0.1 min	5.2%
NK Spirit Airlines	115	4%	63.5%	9.8 min	7.8%
B6 JetBlue Airways	107	3%	65.4%	23.0 min	10.3%
G4 Allegiant Air	106	3%	62.3%	22.4 min	6.6%
MQ Envoy Air	96	3%	64.6%	27.9 min	8.3%
OO SkyWest Airlines	82	3%	56.1%	65.9 min	2.4%
OH PSA Airlines	39	1%	71.8%	29.3 min	12.8%
AS Alaska Airlines	23	1%	65.2%	5.2 min	8.7%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PIT–ORD	Pittsburgh to Chicago	271	69.0%	16.7 min	4.1%
PIT–LGA	Pittsburgh to New York	230	75.7%	-2.4 min	8.3%
PIT–ATL	Pittsburgh to Atlanta	217	81.6%	-2.2 min	5.5%
PIT–MCO	Pittsburgh to Orlando	196	70.4%	6.9 min	4.1%
PIT–CLT	Pittsburgh to Charlotte	151	74.8%	15.7 min	11.3%
PIT–EWR	Pittsburgh to Newark	150	85.3%	-14.9 min	7.3%
PIT–BOS	Pittsburgh to Boston	125	77.6%	3.6 min	8.0%
PIT–FLL	Pittsburgh to Fort Lauderdale	124	62.1%	14.6 min	8.1%
PIT–DCA	Pittsburgh to Washington	118	60.2%	17.1 min	8.5%
PIT–JFK	Pittsburgh to New York	117	76.9%	3.4 min	10.3%
PIT–IAD	Pittsburgh to Washington	112	87.5%	-7.9 min	5.4%
PIT–DEN	Pittsburgh to Denver	106	77.4%	-3.5 min	2.8%

By scheduled departure hour

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

Share of departures that left less than 15 minutes late, by scheduled hour (local time), January 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2026	Minutes
Air carrier	38.6%	37.3%	19,007
Late-arriving aircraft	24.2%	35.0%	11,945
National Aviation System	23.3%	18.0%	11,480
Extreme weather	13.8%	9.6%	6,825
Security	0.1%	0.1%	39

49,296 delay minutes on 606 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 PIT on time in January 2026?

77.8% of 3,099 scheduled domestic departures left less than 15 minutes late, and 74.3% reached their destination on time. The national figures that month were 75.6% and 75.3%.

How does that compare with a year earlier?

In January 2025, 83.5% of 3,071 departures left on time and 2.2% were cancelled, against 77.8% and 6.0% in January 2026.

Provenance

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