FlightRecord

Atlanta (ATL) to Oklahoma City (OKC): On-Time Performance

Data through May 2026

The calendar drives reliability on ATL–OKC. November 2024 flights landed on schedule 91% of the time, but June 2025 dropped to 62% — a gap of 29 points. Across the full period the route averages 81% on-time against a national 78%.

On-time
81%
arrived <15 min late
Avg delay
13 min
completed flights
Cancelled
1.6%
Flights/day
5.0
last 12 months
Duration
2h 14m
scheduled
Distance
761 mi

Best airline from ATL to OKC

3 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Southwest Airlinesmost reliable87%6 min0.0%213
Delta Air Lines81%13 min1.8%3,435
Frontier Airlines60%33 min0.9%111

Monthly on-time trend

Monthly on-time percentage for ATL to OKC flights50%75%100%June 2024: 87% on-time (165 flights)87Jun 2024July 2024: 64% on-time (167 flights)64August 2024: 86% on-time (173 flights)86September 2024: 87% on-time (167 flights)87Sep 2024October 2024: 91% on-time (174 flights)91November 2024: 91% on-time (160 flights)91December 2024: 81% on-time (162 flights)81Dec 2024January 2025: 79% on-time (142 flights)79February 2025: 76% on-time (142 flights)76March 2025: 81% on-time (174 flights)81Mar 2025April 2025: 81% on-time (150 flights)81May 2025: 72% on-time (152 flights)72June 2025: 62% on-time (154 flights)62Jun 2025July 2025: 65% on-time (156 flights)65August 2025: 80% on-time (149 flights)80September 2025: 91% on-time (140 flights)91Sep 2025October 2025: 84% on-time (158 flights)84November 2025: 80% on-time (151 flights)80December 2025: 75% on-time (162 flights)75Dec 2025January 2026: 82% on-time (147 flights)82February 2026: 89% on-time (142 flights)89March 2026: 81% on-time (162 flights)81Mar 2026April 2026: 82% on-time (154 flights)82May 2026: 82% on-time (159 flights)82

Best time to fly from ATL to OKC

Aim for departures around 5 p.m. (92% on-time); avoid 6 p.m. departures (62%).

On-time percentage by scheduled departure hour, ATL to OKC8 a.m.: 89% on-time (160 flights)89 a.m.: 85% on-time (715 flights)910 a.m.: 61% on-time (28 flights)1011 a.m.: 77% on-time (279 flights)1112 p.m.: 88% on-time (332 flights)121 p.m.: 83% on-time (110 flights)132 p.m.: 79% on-time (91 flights)143 p.m.: 74% on-time (359 flights)154 p.m.: 81% on-time (239 flights)165 p.m.: 92% on-time (86 flights)176 p.m.: 62% on-time (39 flights)187 p.m.: 79% on-time (543 flights)198 p.m.: 86% on-time (35 flights)209 p.m.: 89% on-time (56 flights)2110 p.m.: 75% on-time (684 flights)22scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday79%12 min
Tuesday84%12 min
Wednesdaybest84%10 min
Thursday81%12 min
Friday80%14 min
Saturday82%12 min
Sunday75%17 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft31%
  • Airline operations53%
  • National airspace system11%
  • Weather6%

Frequently asked questions

How often are flights from ATL to OKC delayed?
20% of ATL–OKC flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 13 minutes.
Which airline is most reliable from ATL to OKC?
Southwest Airlines has the best on-time record on this route at 87%, based on 213 flights. 3 airlines flew ATL–OKC frequently enough to compare in this period.
What is the best time of day to fly from ATL to OKC?
Departures around 5 p.m. have the best record (92% on-time), while departures around 6 p.m. have the worst (62%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from ATL to OKC?
The scheduled ATL–OKC flight time averages 2h 14m over 761 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
How often are ATL to OKC flights cancelled?
1.6% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from ATL to OKC?
June 2025 was the roughest month in this dataset, with only 62% of arrivals on time. The best was November 2024 at 91%. If your dates are flexible, that 29-point gap is worth planning around.

Based on 3,762 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.