Orlando Sanford International in May 2026

70.5%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 May 2026, reporting carriers scheduled 842 domestic departures from Orlando Sanford International (SFB). 70.5% left less than 15 minutes late and 70.5% reached their destination on time; 0.1% were cancelled.

Nationally that month, 77.1% of flights departed on time and 77.6% arrived on time, so SFB departures were 6.6 points below the national departure figure.

A year earlier, in May 2025, the airport had 881 departures with 67.8% leaving on time: a change of +2.7 points, with flights down 4%.

Flights arriving at SFB that month were on time 60.9% of the time (844 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 42%, late-arriving aircraft 29% and extreme weather 18%.

On time 70.5%
Arrived 15+ minutes late 29.1%
Cancelled 0.1%
Diverted 0.2%

Every scheduled departure from SFB in May 2026, judged by arrival at the destination.

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

Measure	May 2026	May 2025	SFB, 12 months to Jul 2026	All reported flights, May 2026
Departed on time	70.5%	67.8%	72.4%	77.1%
Arrived on time	70.5%	65.4%	69.5%	77.6%
Cancelled	0.1%	0.3%	0.7%	0.9%
Average departure delay (late minutes only)	22.4 min	25.7 min	24.9 min	16.0 min
Scheduled departures a day	28	29	28	20,391
Scheduled departures	842	881	10,115	611,735

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
G4 Allegiant Air	842	100%	70.5%	14.8 min	0.1%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SFB–ABE	Sanford to Allentown/Bethlehem/Easton	49	77.6%	1.4 min	0.0%
SFB–TYS	Sanford to Knoxville	49	53.1%	26.3 min	0.0%
SFB–AVL	Sanford to Asheville	36	83.3%	13.8 min	0.0%
SFB–CVG	Sanford to Cincinnati	31	61.3%	15.3 min	0.0%
SFB–GRR	Sanford to Grand Rapids	28	92.9%	-10.6 min	0.0%
SFB–BGR	Sanford to Bangor	23	82.6%	2.1 min	0.0%
SFB–FNT	Sanford to Flint	23	69.6%	11.3 min	0.0%
SFB–MDT	Sanford to Harrisburg	23	87.0%	-3.5 min	0.0%
SFB–SBN	Sanford to South Bend	22	86.4%	5.3 min	0.0%
SFB–LEX	Sanford to Lexington	19	36.8%	42.6 min	0.0%
SFB–IND	Sanford to Indianapolis	18	66.7%	18.7 min	0.0%
SFB–PIT	Sanford to Pittsburgh	18	88.9%	1.3 min	0.0%

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), May 2026.

Delay causes

BTS cause category	Share of delay minutes	National, May 2026	Minutes
Air carrier	41.5%	33.0%	7,467
Late-arriving aircraft	29.1%	40.4%	5,234
National Aviation System	12.0%	20.5%	2,153
Extreme weather	17.5%	6.0%	3,144
Security	0.0%	0.1%	4

18,002 delay minutes on 245 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 May 2026?

70.5% of 842 scheduled domestic departures left less than 15 minutes late, and 70.5% reached their destination on time. The national figures that month were 77.1% and 77.6%.

How does that compare with a year earlier?

In May 2025, 67.8% of 881 departures left on time and 0.3% were cancelled, against 70.5% and 0.1% in May 2026.

Provenance

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