Indianapolis International in January 2025

82.3%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 January 2025, reporting carriers scheduled 3,485 domestic departures from Indianapolis International (IND). 82.3% left less than 15 minutes late and 79.7% reached their destination on time; 4.0% were cancelled.

Nationally that month, 79.3% of flights departed on time and 78.6% arrived on time, so IND departures were 3.0 points above the national departure figure.

A year earlier, in January 2024, the airport had 3,552 departures with 78.9% leaving on time: a change of +3.4 points, with flights down 2%.

Flights arriving at IND that month were on time 78.1% of the time (3,488 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, national aviation system 35%, air carrier 28% and late-arriving aircraft 27%.

On time 79.7%
Arrived 15+ minutes late 16.3%
Cancelled 4.0%
Diverted 0.1%

Every scheduled departure from IND in January 2025, judged by arrival at the destination.

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

Measure	Jan 2025	Jan 2024	IND, 12 months to Jul 2026	All reported flights, Jan 2025
Departed on time	82.3%	78.9%	79.4%	79.3%
Arrived on time	79.7%	75.9%	78.9%	78.6%
Cancelled	4.0%	2.5%	1.9%	3.0%
Average departure delay (late minutes only)	11.3 min	14.5 min	14.9 min	14.0 min
Scheduled departures a day	116	118	133	17,992
Scheduled departures	3,485	3,552	48,559	539,747

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
YX Republic Airline	1,109	32%	83.1%	-4.5 min	3.7%
WN Southwest Airlines	882	25%	82.0%	-1.6 min	2.5%
AA American Airlines	472	14%	74.6%	6.3 min	6.6%
DL Delta Air Lines	270	8%	81.1%	3.5 min	5.2%
NK Spirit Airlines	169	5%	78.1%	6.2 min	3.6%
UA United Airlines	155	4%	71.0%	2.1 min	3.9%
MQ Envoy Air	143	4%	81.8%	8.3 min	4.2%
G4 Allegiant Air	115	3%	73.9%	-0.2 min	5.2%
OO SkyWest Airlines	58	2%	67.2%	19.5 min	3.4%
OH PSA Airlines	56	2%	62.5%	21.8 min	5.4%
AS Alaska Airlines	29	1%	75.9%	4.0 min	3.4%
F9 Frontier Airlines	27	1%	77.8%	9.5 min	3.7%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
IND–ORD	Indianapolis to Chicago	356	84.0%	1.2 min	3.4%
IND–ATL	Indianapolis to Atlanta	244	80.3%	6.4 min	6.6%
IND–LGA	Indianapolis to New York	181	79.6%	3.7 min	1.7%
IND–EWR	Indianapolis to Newark	179	80.4%	-8.4 min	4.5%
IND–MCO	Indianapolis to Orlando	176	86.4%	-3.9 min	1.7%
IND–DEN	Indianapolis to Denver	174	73.6%	2.5 min	2.3%
IND–DCA	Indianapolis to Washington	168	75.0%	-1.4 min	8.3%
IND–BOS	Indianapolis to Boston	161	88.2%	-5.5 min	1.9%
IND–CLT	Indianapolis to Charlotte	156	76.3%	3.8 min	7.1%
IND–DFW	Indianapolis to Dallas/Fort Worth	147	66.7%	13.3 min	7.5%
IND–JFK	Indianapolis to New York	120	80.0%	2.3 min	4.2%
IND–PHX	Indianapolis to Phoenix	117	86.3%	0.7 min	2.6%

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 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2025	Minutes
Air carrier	27.8%	36.2%	10,814
Late-arriving aircraft	27.3%	34.7%	10,615
National Aviation System	35.3%	19.9%	13,724
Extreme weather	9.6%	9.1%	3,753
Security	0.0%	0.2%	10

38,916 delay minutes on 567 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 January 2025?

82.3% of 3,485 scheduled domestic departures left less than 15 minutes late, and 79.7% reached their destination on time. The national figures that month were 79.3% and 78.6%.

How does that compare with a year earlier?

In January 2024, 78.9% of 3,552 departures left on time and 2.5% were cancelled, against 82.3% and 4.0% in January 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for January 2025; 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.