Indianapolis International in July 2026

74.7%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 July 2026, reporting carriers scheduled 4,405 domestic departures from Indianapolis International (IND). 74.7% left less than 15 minutes late and 78.1% reached their destination on time; 3.0% were cancelled.

Nationally that month, 68.8% of flights departed on time and 69.4% arrived on time, so IND departures were 5.9 points above the national departure figure.

A year earlier, in July 2025, the airport had 4,222 departures with 74.1% leaving on time: a change of +0.6 points, with flights up 4%.

Flights arriving at IND that month were on time 69.8% of the time (4,405 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 42%, air carrier 27% and national aviation system 26%.

On time 78.1%
Arrived 15+ minutes late 18.5%
Cancelled 3.0%
Diverted 0.5%

Every scheduled departure from IND in July 2026, judged by arrival at the destination.

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

Measure	Jul 2026	Jul 2025	IND, 12 months to Jul 2026	All reported flights, Jul 2026
Departed on time	74.7%	74.1%	79.4%	68.8%
Arrived on time	78.1%	72.3%	78.9%	69.4%
Cancelled	3.0%	3.0%	1.9%	2.6%
Average departure delay (late minutes only)	18.6 min	21.2 min	14.9 min	24.1 min
Scheduled departures a day	147	141	133	21,066
Scheduled departures	4,405	4,222	48,559	631,970

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
YX Republic Airline	1,301	30%	75.1%	4.7 min	6.9%
WN Southwest Airlines	1,167	26%	81.7%	1.5 min	0.4%
AA American Airlines	647	15%	76.0%	12.4 min	2.5%
DL Delta Air Lines	407	9%	85.0%	-0.7 min	0.2%
G4 Allegiant Air	205	5%	77.6%	4.7 min	0.5%
UA United Airlines	204	5%	76.5%	11.4 min	1.0%
OO SkyWest Airlines	178	4%	78.7%	2.9 min	2.2%
F9 Frontier Airlines	112	3%	70.5%	16.6 min	0.9%
OH PSA Airlines	92	2%	64.1%	88.9 min	8.7%
AS Alaska Airlines	61	1%	86.9%	-2.2 min	0.0%
MQ Envoy Air	31	1%	77.4%	12.6 min	6.5%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
IND–ORD	Indianapolis to Chicago	464	74.8%	6.9 min	5.0%
IND–ATL	Indianapolis to Atlanta	276	80.4%	4.4 min	0.0%
IND–DEN	Indianapolis to Denver	242	83.5%	4.2 min	0.0%
IND–LGA	Indianapolis to New York	234	68.8%	9.2 min	9.4%
IND–MCO	Indianapolis to Orlando	211	75.4%	8.1 min	0.0%
IND–DFW	Indianapolis to Dallas/Fort Worth	191	73.8%	17.7 min	1.6%
IND–BOS	Indianapolis to Boston	183	74.9%	7.2 min	4.4%
IND–EWR	Indianapolis to Newark	180	73.9%	5.1 min	12.2%
IND–CLT	Indianapolis to Charlotte	175	83.4%	-3.7 min	2.3%
IND–AUS	Indianapolis to Austin	173	90.2%	-4.1 min	0.0%
IND–DCA	Indianapolis to Washington	173	68.2%	26.2 min	6.9%
IND–PHL	Indianapolis to Philadelphia	169	71.6%	34.7 min	7.7%

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), July 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2026	Minutes
Air carrier	27.4%	31.7%	18,827
Late-arriving aircraft	41.6%	41.8%	28,586
National Aviation System	26.3%	19.9%	18,123
Extreme weather	4.7%	6.5%	3,233
Security	0.0%	0.1%	10

68,779 delay minutes on 813 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 IND on time in July 2026?

74.7% of 4,405 scheduled domestic departures left less than 15 minutes late, and 78.1% reached their destination on time. The national figures that month were 68.8% and 69.4%.

How does that compare with a year earlier?

In July 2025, 74.1% of 4,222 departures left on time and 3.0% were cancelled, against 74.7% and 3.0% in July 2026.

Provenance

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