Best Time to Fly OKC to MIA: On-Time Stats by Hour & Airline
Okc Will Rogers International → Miami International
Data through July 2026 · Last updated October 18, 2026
210 flights were scheduled from Oklahoma City (OKC) to Miami (MIA) in the last 12 months, and 88.9% of those that flew arrived on time, 11.3 points above the US average of 77.6%.
Among 2 airlines, Envoy Air led with 90.7% on time and Republic Airways was last with 78.1%.
Over 24 months, Thursday was the most reliable day (98% on time) and May the worst month (86%).
The cancellation rate was 0.5% (US average 1.8%).
OKC to MIA on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Air | 90.7% | 50 min | 0.0% | 173 |
| Republic Airways | 78.1% | 150 min | 3.0% | 33 |
| American Airlines | Limited data | 4 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly OKC to MIA
On-time arrival % by scheduled departure hour (local time), 369 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 6 | |
| 6am–7am | 91.3% | 0.0% | 219 |
| 7am–8am | 85.0% | 0.8% | 122 |
| 4pm–5pm | Limited data | 19 | |
| 5pm–6pm | Limited data | 3 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on OKC to MIA
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 2 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 13 | ||
| Summer peak (Jun 15 - Aug 15) | 86.8% | -0.7 pts | 0.0% | 137 |
| All other days | 87.4% | — | 0.5% | 217 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).