FlightRecord

Gulfport Biloxi International Airport (GPT): Delays & On-Time Performance

Data through May 2026

Gulfport Biloxi International Airport (GPT) is a tale of two seasons: departures ran 92% on-time in September 2025 but sank to 76% in June 2025. Across the year it averages 84% against a national 78%, over roughly 9 departures a day to 4 destinations.

Departures on-time
84%
left <15 min late
Avg dep delay
16 min
Arrivals on-time
81%
Cancelled
2.6%
Destinations
4
nonstop
Airlines
6

Monthly on-time trend

Monthly departure on-time percentage at GPT50%75%100%June 2024: 79% on-time (298 flights)79Jun 2024July 2024: 76% on-time (308 flights)76August 2024: 87% on-time (298 flights)87September 2024: 83% on-time (290 flights)83Sep 2024October 2024: 91% on-time (299 flights)91November 2024: 91% on-time (274 flights)91December 2024: 82% on-time (297 flights)82Dec 2024January 2025: 89% on-time (279 flights)89February 2025: 81% on-time (261 flights)81March 2025: 82% on-time (292 flights)82Mar 2025April 2025: 88% on-time (291 flights)88May 2025: 81% on-time (304 flights)81June 2025: 76% on-time (289 flights)76Jun 2025July 2025: 87% on-time (292 flights)87August 2025: 87% on-time (297 flights)87September 2025: 92% on-time (287 flights)92Sep 2025October 2025: 87% on-time (274 flights)87November 2025: 86% on-time (249 flights)86December 2025: 83% on-time (246 flights)83Dec 2025January 2026: 82% on-time (235 flights)82February 2026: 90% on-time (205 flights)90March 2026: 83% on-time (221 flights)83Mar 2026April 2026: 87% on-time (252 flights)87May 2026: 80% on-time (273 flights)80

Best time of day to depart from GPT

On-time percentage by scheduled departure hour at GPT5 a.m.: 90% on-time (668 flights)56 a.m.: 94% on-time (1,124 flights)67 a.m.: 91% on-time (300 flights)79 a.m.: 94% on-time (149 flights)910 a.m.: 88% on-time (847 flights)1011 a.m.: 80% on-time (251 flights)1112 p.m.: 85% on-time (502 flights)121 p.m.: 80% on-time (267 flights)132 p.m.: 80% on-time (358 flights)144 p.m.: 73% on-time (333 flights)165 p.m.: 79% on-time (417 flights)176 p.m.: 76% on-time (723 flights)187 p.m.: 76% on-time (547 flights)19scheduled departure hour

Busiest routes from GPT

RouteFlights/12moOn-timeAvg delay
GPT → ATL1,31687%14 min
GPT → DFW1,07582%17 min
GPT → CLT72981%19 min

Most reliable routes

  1. GPT → ATL87%
  2. GPT → DFW82%
  3. GPT → CLT81%

Most delay-prone routes

  1. GPT → CLT81%
  2. GPT → DFW82%
  3. GPT → ATL87%

Airline performance at GPT

AirlineOn-time departuresAvg delayFlights
Delta Air Lines87%15 min2,585
SkyWest Airlines85%18 min365
PSA Airlines84%18 min2,397
Envoy Air82%15 min1,206

Frequently asked questions

How often are flights delayed at GPT?
16% of departures from Gulfport Biloxi International Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 16 minutes. The national on-time average over the same period was 78%.
What is the best time of day to depart from GPT?
Flights scheduled around 9 a.m. depart on time 94% of the time at GPT, versus 73% around 4 p.m.. Booking before noon is the usual rule of thumb here.
What is the worst month for delays at GPT?
In this dataset, June 2025 was the weakest month at GPT, with 76% of departures on time.
How often are flights cancelled at GPT?
2.6% of scheduled departures from GPT were cancelled in this period, compared with a national rate of 1.6%.

Popular route pages from this airport

Based on 6,611 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.