Melbourne Orlando International in December 2025

75.3%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 December 2025, reporting carriers scheduled 251 domestic departures from Melbourne Orlando International (MLB). 75.3% left less than 15 minutes late and 80.1% reached their destination on time; 1.2% were cancelled.

Nationally that month, 72.0% of flights departed on time and 71.9% arrived on time, so MLB departures were 3.3 points above the national departure figure.

A year earlier, in December 2024, the airport had 258 departures with 81.4% leaving on time: a change of −6.1 points, with flights down 3%.

Flights arriving at MLB that month were on time 74.9% of the time (251 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 75%, air carrier 19% and national aviation system 5%.

On time 80.1%
Arrived 15+ minutes late 18.7%
Cancelled 1.2%
Diverted 0.0%

Every scheduled departure from MLB 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	MLB, 12 months to Jul 2026	All reported flights, Dec 2025
Departed on time	75.3%	81.4%	81.0%	72.0%
Arrived on time	80.1%	81.0%	82.6%	71.9%
Cancelled	1.2%	0.4%	2.0%	1.5%
Average departure delay (late minutes only)	17.2 min	15.8 min	16.3 min	21.2 min
Scheduled departures a day	8	9	8	19,410
Scheduled departures	251	258	2,890	582,304

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
DL Delta Air Lines	121	48%	86.8%	-2.7 min	0.8%
OH PSA Airlines	103	41%	73.8%	3.6 min	1.9%
G4 Allegiant Air	27	11%	74.1%	23.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MLB–ATL	Melbourne to Atlanta	121	86.8%	-2.7 min	0.8%
MLB–CLT	Melbourne to Charlotte	103	73.8%	3.6 min	1.9%
MLB–PIT	Melbourne to Pittsburgh	11	81.8%	13.1 min	0.0%
MLB–ABE	Melbourne to Allentown/Bethlehem/Easton	8	87.5%	5.8 min	0.0%
MLB–CVG	Melbourne to Cincinnati	8	50.0%	53.9 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), December 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2025	Minutes
Air carrier	19.4%	33.3%	712
Late-arriving aircraft	75.3%	41.1%	2,767
National Aviation System	5.3%	19.1%	196
Extreme weather	0.0%	6.4%	1
Security	0.0%	0.2%	0

3,676 delay minutes on 47 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 MLB on time in December 2025?

75.3% of 251 scheduled domestic departures left less than 15 minutes late, and 80.1% 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, 81.4% of 258 departures left on time and 0.4% were cancelled, against 75.3% and 1.2% 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 MLB · methodology · corrections.