Pittsburgh International in June 2025

76.1%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 3,836 domestic departures from Pittsburgh International (PIT). 76.1% left less than 15 minutes late and 74.6% reached their destination on time; 1.6% were cancelled.

Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so PIT departures were 4.7 points above the national departure figure.

A year earlier, in June 2024, the airport had 3,926 departures with 77.4% leaving on time: a change of −1.3 points, with flights down 2%.

Flights arriving at PIT that month were on time 66.6% of the time (3,836 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 39%, air carrier 27% and national aviation system 27%.

On time 74.6%
Arrived 15+ minutes late 23.5%
Cancelled 1.6%
Diverted 0.2%

Every scheduled departure from PIT 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	PIT, 12 months to Jul 2026	All reported flights, Jun 2025
Departed on time	76.1%	77.4%	80.7%	71.4%
Arrived on time	74.6%	77.0%	79.7%	70.3%
Cancelled	1.6%	1.5%	2.0%	1.6%
Average departure delay (late minutes only)	19.3 min	16.3 min	14.4 min	22.1 min
Scheduled departures a day	128	131	117	20,386
Scheduled departures	3,836	3,926	42,857	611,575

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
YX Republic Airline	942	25%	78.7%	6.0 min	2.7%
WN Southwest Airlines	893	23%	73.6%	12.0 min	0.2%
AA American Airlines	588	15%	70.7%	21.9 min	2.2%
DL Delta Air Lines	317	8%	84.5%	-1.3 min	2.8%
UA United Airlines	280	7%	71.8%	15.1 min	0.7%
G4 Allegiant Air	189	5%	72.5%	19.3 min	0.0%
B6 JetBlue Airways	139	4%	74.8%	14.5 min	0.0%
OO SkyWest Airlines	134	3%	62.7%	43.5 min	3.0%
NK Spirit Airlines	129	3%	82.9%	1.5 min	0.0%
MQ Envoy Air	84	2%	88.1%	-3.1 min	1.2%
AS Alaska Airlines	60	2%	53.3%	19.8 min	0.0%
F9 Frontier Airlines	41	1%	39.0%	40.6 min	7.3%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PIT–ORD	Pittsburgh to Chicago	328	75.3%	15.7 min	0.9%
PIT–LGA	Pittsburgh to New York	264	66.7%	21.3 min	6.8%
PIT–ATL	Pittsburgh to Atlanta	246	84.6%	-0.9 min	2.4%
PIT–BOS	Pittsburgh to Boston	210	76.7%	8.6 min	0.0%
PIT–MCO	Pittsburgh to Orlando	172	69.8%	11.9 min	1.2%
PIT–DEN	Pittsburgh to Denver	170	66.5%	14.7 min	0.0%
PIT–CLT	Pittsburgh to Charlotte	152	78.3%	10.5 min	4.6%
PIT–EWR	Pittsburgh to Newark	152	86.8%	-4.1 min	2.6%
PIT–JFK	Pittsburgh to New York	149	82.6%	2.4 min	2.0%
PIT–PHL	Pittsburgh to Philadelphia	146	59.6%	28.6 min	4.8%
PIT–DFW	Pittsburgh to Dallas/Fort Worth	145	70.3%	31.5 min	0.7%
PIT–DCA	Pittsburgh to Washington	116	73.3%	10.7 min	1.7%

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), June 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2025	Minutes
Air carrier	27.1%	31.6%	19,851
Late-arriving aircraft	39.0%	40.6%	28,506
National Aviation System	26.7%	20.9%	19,527
Extreme weather	7.2%	6.9%	5,250
Security	0.0%	0.2%	12

73,146 delay minutes on 902 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 June 2025?

76.1% of 3,836 scheduled domestic departures left less than 15 minutes late, and 74.6% 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, 77.4% of 3,926 departures left on time and 1.5% were cancelled, against 76.1% and 1.6% 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 PIT · methodology · corrections.