Gulfport-Biloxi International in March 2026

78.7%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 2026, reporting carriers scheduled 221 domestic departures from Gulfport-Biloxi International (GPT). 78.7% left less than 15 minutes late and 81.0% reached their destination on time; 4.5% were cancelled.

Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so GPT departures were 5.9 points above the national departure figure.

A year earlier, in March 2025, the airport had 292 departures with 79.5% leaving on time: a change of −0.8 points, with flights down 24%.

Flights arriving at GPT that month were on time 75.1% of the time (221 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 46%, late-arriving aircraft 44% and national aviation system 10%.

On time 81.0%
Arrived 15+ minutes late 14.0%
Cancelled 4.5%
Diverted 0.5%

Every scheduled departure from GPT in March 2026, judged by arrival at the destination.

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

Measure	Mar 2026	Mar 2025	GPT, 12 months to Jul 2026	All reported flights, Mar 2026
Departed on time	78.7%	79.5%	83.0%	72.8%
Arrived on time	81.0%	75.0%	83.1%	73.2%
Cancelled	4.5%	2.7%	2.5%	2.9%
Average departure delay (late minutes only)	20.4 min	18.9 min	15.9 min	20.3 min
Scheduled departures a day	7	10	8	20,403
Scheduled departures	221	292	3,006	612,102

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
DL Delta Air Lines	118	53%	83.1%	4.1 min	4.2%
OH PSA Airlines	69	31%	72.5%	11.5 min	5.8%
MQ Envoy Air	34	15%	91.2%	-16.1 min	2.9%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GPT–ATL	Gulfport/Biloxi to Atlanta	118	83.1%	4.1 min	4.2%
GPT–DFW	Gulfport/Biloxi to Dallas/Fort Worth	78	80.8%	-7.3 min	6.4%
GPT–CLT	Gulfport/Biloxi to Charlotte	25	72.0%	29.4 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 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2026	Minutes
Air carrier	46.0%	33.5%	1,567
Late-arriving aircraft	43.8%	39.3%	1,493
National Aviation System	9.7%	21.0%	329
Extreme weather	0.6%	5.9%	20
Security	0.0%	0.2%	0

3,409 delay minutes on 31 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 GPT on time in March 2026?

78.7% of 221 scheduled domestic departures left less than 15 minutes late, and 81.0% reached their destination on time. The national figures that month were 72.8% and 73.2%.

How does that compare with a year earlier?

In March 2025, 79.5% of 292 departures left on time and 2.7% were cancelled, against 78.7% and 4.5% in March 2026.

Provenance

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