Scott AFB MidAmerica St Louis in March 2025

64.1%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 March 2025, reporting carriers scheduled 145 domestic departures from Scott AFB MidAmerica St Louis (BLV). 64.1% left less than 15 minutes late and 57.9% reached their destination on time; 0.0% were cancelled.

Nationally that month, 79.9% of flights departed on time and 79.3% arrived on time, so BLV departures were 15.8 points below the national departure figure.

A year earlier, in March 2024, the airport had 94 departures with 69.1% leaving on time: a change of −5.0 points, with flights up 54%.

Flights arriving at BLV that month were on time 73.1% of the time (145 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 55%, national aviation system 23% and air carrier 19%.

On time 57.9%
Arrived 15+ minutes late 42.1%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from BLV in March 2025, judged by arrival at the destination.

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

Measure	Mar 2025	Mar 2024	BLV, 12 months to Jul 2026	All reported flights, Mar 2025
Departed on time	64.1%	69.1%	72.4%	79.9%
Arrived on time	57.9%	72.3%	69.2%	79.3%
Cancelled	0.0%	2.1%	0.9%	1.2%
Average departure delay (late minutes only)	24.8 min	32.9 min	32.4 min	14.9 min
Scheduled departures a day	5	3	4	20,029
Scheduled departures	145	94	1,395	600,872

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
G4 Allegiant Air	145	100%	57.9%	19.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BLV–VPS	Belleville to Valparaiso	34	73.5%	14.0 min	0.0%
BLV–PGD	Belleville to Punta Gorda	31	61.3%	10.9 min	0.0%
BLV–PIE	Belleville to St. Petersburg	21	52.4%	34.1 min	0.0%
BLV–SFB	Belleville to Sanford	20	50.0%	28.4 min	0.0%
BLV–SRQ	Belleville to Sarasota/Bradenton	13	46.2%	25.8 min	0.0%
BLV–FLL	Belleville to Fort Lauderdale	9	44.4%	18.2 min	0.0%
BLV–LAS	Belleville to Las Vegas	9	66.7%	-4.0 min	0.0%
BLV–JAX	Belleville to Jacksonville	8	37.5%	35.8 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), March 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2025	Minutes
Air carrier	19.3%	33.0%	771
Late-arriving aircraft	54.5%	39.2%	2,178
National Aviation System	23.3%	21.9%	932
Extreme weather	2.9%	5.9%	114
Security	0.0%	0.1%	0

3,995 delay minutes on 61 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 BLV on time in March 2025?

64.1% of 145 scheduled domestic departures left less than 15 minutes late, and 57.9% reached their destination on time. The national figures that month were 79.9% and 79.3%.

How does that compare with a year earlier?

In March 2024, 69.1% of 94 departures left on time and 2.1% were cancelled, against 64.1% and 0.0% in March 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for BLV · methodology · corrections.