Historical on-time performance
Atlanta to Gulfport
352 miData through Dec 2025Source: US DOT · BTS
Flights on ATL–GPT arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled1.8%of scheduled flights
based on 1,291 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time80%Medianon timep9040 minCancel1.8%Flights1,291
Why flights run late
Delay causes
- Airline55%
- Weather3%
- Air traffic (NAS)7%
- Late aircraft35%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ATL → GPT
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 79% to 89% on time.
- Mornings89% on time · p90 10 min · 1,031 flights
- Middays86% on time · p90 20 min · 520 flights
- Afternoons83% on time · p90 25 min · 835 flights
- Evenings80% on time · p90 40 min · 283 flights
- Overnights79% on time · p90 40 min · 1,058 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 87% on time.
- Wednesdays87% on time · p90 20 min · 537 flights
- Tuesdays86% on time · p90 20 min · 538 flights
- Mondays85% on time · p90 25 min · 552 flights
- Thursdays85% on time · p90 20 min · 544 flights
- Saturdays84% on time · p90 20 min · 468 flights
- Fridays83% on time · p90 20 min · 545 flights
- Sundays78% on time · p90 45 min · 543 flights
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