Scott AFB MidAmerica St Louis in April 2026

80.0%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 April 2026, reporting carriers scheduled 100 domestic departures from Scott AFB MidAmerica St Louis (BLV). 80.0% left less than 15 minutes late and 79.0% reached their destination on time; 0.0% were cancelled.

Nationally that month, 79.1% of flights departed on time and 78.9% arrived on time, so BLV departures were 0.9 points above the national departure figure.

A year earlier, in April 2025, the airport had 92 departures with 73.9% leaving on time: a change of +6.1 points, with flights up 9%.

Flights arriving at BLV that month were on time 79.0% of the time (100 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 34%, national aviation system 33% and air carrier 32%.

On time 79.0%
Arrived 15+ minutes late 21.0%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from BLV in April 2026, judged by arrival at the destination.

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

Measure	Apr 2026	Apr 2025	BLV, 12 months to Jul 2026	All reported flights, Apr 2026
Departed on time	80.0%	73.9%	72.4%	79.1%
Arrived on time	79.0%	73.9%	69.2%	78.9%
Cancelled	0.0%	0.0%	0.9%	0.9%
Average departure delay (late minutes only)	28.7 min	41.0 min	32.4 min	14.5 min
Scheduled departures a day	3	3	4	19,931
Scheduled departures	100	92	1,395	597,919

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
G4 Allegiant Air	100	100%	79.0%	16.8 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BLV–VPS	Belleville to Valparaiso	24	66.7%	41.8 min	0.0%
BLV–PGD	Belleville to Punta Gorda	14	78.6%	-1.2 min	0.0%
BLV–SFB	Belleville to Sanford	10	90.0%	3.3 min	0.0%
BLV–JAX	Belleville to Jacksonville	9	55.6%	15.9 min	0.0%
BLV–LAS	Belleville to Las Vegas	9	88.9%	-4.9 min	0.0%
BLV–PIE	Belleville to St. Petersburg	9	88.9%	78.7 min	0.0%
BLV–SRQ	Belleville to Sarasota/Bradenton	9	100.0%	-14.2 min	0.0%
BLV–FLL	Belleville to Fort Lauderdale	8	75.0%	9.5 min	0.0%
BLV–GUF	Belleville to Gulf Shores	8	87.5%	-11.9 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), April 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2026	Minutes
Air carrier	32.4%	33.5%	882
Late-arriving aircraft	34.2%	40.4%	933
National Aviation System	32.5%	21.0%	886
Extreme weather	0.9%	5.0%	25
Security	0.0%	0.1%	0

2,726 delay minutes on 21 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 April 2026?

80.0% of 100 scheduled domestic departures left less than 15 minutes late, and 79.0% reached their destination on time. The national figures that month were 79.1% and 78.9%.

How does that compare with a year earlier?

In April 2025, 73.9% of 92 departures left on time and 0.0% were cancelled, against 80.0% and 0.0% in April 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for April 2026; 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.