Best Time to Fly MDW to OKC: On-Time Stats by Hour & Airline
Chicago Midway International → Okc Will Rogers International
Data through July 2026 · Last updated October 18, 2026
559 flights were scheduled from Chicago (MDW) to Oklahoma City (OKC) in the last 12 months, and 74.8% of those that flew arrived on time, 2.8 points below the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Saturday was the most reliable day (84% on time) and August the worst month (66%).
The cancellation rate was 1.8% (US average 1.8%).
MDW to OKC 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 |
|---|---|---|---|---|
| Southwest Airlines | 74.8% | 62 min | 1.8% | 559 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MDW to OKC
On-time arrival % by scheduled departure hour (local time), 1,063 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 94.6% | 1.3% | 75 |
| 8am–9am | 92.3% | 0.8% | 118 |
| 9am–10am | 86.0% | 0.6% | 165 |
| 10am–11am | 84.2% | 0.7% | 153 |
| 11am–12pm | Limited data | 9 | |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | Limited data | 3 | |
| 5pm–6pm | Limited data | 18 | |
| 6pm–7pm | Limited data | 9 | |
| 7pm–8pm | 84.5% | 0.0% | 71 |
| 8pm–9pm | 68.3% | 1.2% | 161 |
| 9pm–10pm | 57.7% | 2.1% | 187 |
| 10pm–11pm | 54.4% | 3.2% | 93 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MDW to OKC
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 | 12 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 70.0% | -9.2 pts | 0.0% | 30 |
| Summer peak (Jun 15 - Aug 15) | 67.0% | -12.2 pts | 1.3% | 237 |
| All other days | 79.2% | — | 1.3% | 784 |
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).