Orlando Sanford International in December 2025

72.0%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 December 2025, reporting carriers scheduled 968 domestic departures from Orlando Sanford International (SFB). 72.0% left less than 15 minutes late and 67.1% reached their destination on time; 0.8% were cancelled.

Nationally that month, 72.0% of flights departed on time and 71.9% arrived on time, so SFB departures were level with the national departure figure.

A year earlier, in December 2024, the airport had 922 departures with 65.1% leaving on time: a change of +6.9 points, with flights up 5%.

Flights arriving at SFB that month were on time 61.4% of the time (968 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 38%, extreme weather 25% and air carrier 24%.

On time 67.1%
Arrived 15+ minutes late 31.7%
Cancelled 0.8%
Diverted 0.3%

Every scheduled departure from SFB in December 2025, judged by arrival at the destination.

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

Measure	Dec 2025	Dec 2024	SFB, 12 months to Jul 2026	All reported flights, Dec 2025
Departed on time	72.0%	65.1%	72.4%	72.0%
Arrived on time	67.1%	66.1%	69.5%	71.9%
Cancelled	0.8%	0.7%	0.7%	1.5%
Average departure delay (late minutes only)	23.8 min	25.8 min	24.9 min	21.2 min
Scheduled departures a day	32	31	28	19,410
Scheduled departures	968	922	10,115	582,304

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
G4 Allegiant Air	968	100%	67.1%	20.3 min	0.8%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SFB–TYS	Sanford to Knoxville	67	64.2%	18.7 min	0.0%
SFB–ABE	Sanford to Allentown/Bethlehem/Easton	59	76.3%	24.3 min	0.0%
SFB–AVL	Sanford to Asheville	54	68.5%	16.3 min	0.0%
SFB–GRR	Sanford to Grand Rapids	45	68.9%	15.0 min	0.0%
SFB–FNT	Sanford to Flint	30	60.0%	15.0 min	3.3%
SFB–ATW	Sanford to Appleton	28	57.1%	24.0 min	0.0%
SFB–MDT	Sanford to Harrisburg	26	65.4%	6.3 min	0.0%
SFB–CVG	Sanford to Cincinnati	23	60.9%	23.4 min	0.0%
SFB–USA	Sanford to Concord	22	27.3%	88.6 min	0.0%
SFB–BGR	Sanford to Bangor	20	75.0%	0.7 min	5.0%
SFB–DSM	Sanford to Des Moines	20	70.0%	73.5 min	10.0%
SFB–LEX	Sanford to Lexington	19	31.6%	42.6 min	10.5%

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), December 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2025	Minutes
Air carrier	24.3%	33.3%	5,805
Late-arriving aircraft	38.4%	41.1%	9,163
National Aviation System	12.2%	19.1%	2,916
Extreme weather	24.6%	6.4%	5,883
Security	0.5%	0.2%	126

23,893 delay minutes on 307 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 SFB on time in December 2025?

72.0% of 968 scheduled domestic departures left less than 15 minutes late, and 67.1% reached their destination on time. The national figures that month were 72.0% and 71.9%.

How does that compare with a year earlier?

In December 2024, 65.1% of 922 departures left on time and 0.7% were cancelled, against 72.0% and 0.8% in December 2025.

Provenance

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