Oklahoma City (OKC) to Atlanta (ATL): On-Time Performance
Data through July 2026
When you fly OKC to ATL matters as much as anything else about the booking: the route swung from 96% on-time in September 2025 to just 74% in June 2025. Across the full period the route averages 86% on-time against a national 78%. Morning departures also hold up better than evening ones (90% vs 77%), which matters most in the rough months.
- On-time
- 86%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 2.0%
- Flights/day
- 5.0
- last 12 months
- Duration
- 2h 8m
- scheduled
- Distance
- 761 mi
Best airline from OKC to ATL
3 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlinesmost reliable | 90% | 6 min | 0.5% | 192 |
| Delta Air Lines | 87% | 12 min | 2.1% | 3,582 |
| Frontier Airlines | 52% | 46 min | 2.6% | 117 |
Monthly on-time trend
Best time to fly from OKC to ATL
Aim for departures around 7 a.m. (93% on-time); avoid 3 p.m. departures (61%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 85% | 10 min |
| Tuesday | 88% | 12 min |
| Wednesdaybest | 90% | 7 min |
| Thursday | 87% | 12 min |
| Friday | 87% | 17 min |
| Saturday | 86% | 12 min |
| Sunday | 80% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft38%
- Airline operations39%
- National airspace system15%
- Weather8%
Frequently asked questions
- How often are flights from OKC to ATL delayed?
- 14% of OKC–ATL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 12 minutes.
- Which airline is most reliable from OKC to ATL?
- Southwest Airlines has the best on-time record on this route at 90%, based on 192 flights. 3 airlines flew OKC–ATL frequently enough to compare in this period.
- What is the best time of day to fly from OKC to ATL?
- Departures around 7 a.m. have the best record (93% on-time), while departures around 3 p.m. have the worst (61%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from OKC to ATL?
- The scheduled OKC–ATL flight time averages 2h 8m over 761 miles. Actual arrival times vary — flights on this route land 15+ minutes late 14% of the time.
- How often are OKC to ATL flights cancelled?
- 2% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from OKC to ATL?
- June 2025 was the roughest month in this dataset, with only 74% of arrivals on time. The best was September 2025 at 96%. If your dates are flexible, that 23-point gap is worth planning around.
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Based on 3,894 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.