Best Time to Fly ORD to TUL: On-Time Stats by Hour & Airline
Chicago O'Hare International → Tulsa International
Data through July 2026 · Last updated October 18, 2026
2,129 flights were scheduled from Chicago (ORD) to Tulsa (TUL) in the last 12 months, and 74.3% of those that flew arrived on time, 3.3 points below the US average of 77.6%.
Republic Airways was the most punctual of the 5 airlines on the route at 87.7%, while United Airlines trailed at 48.0%.
September has been the best month (85% on time) and Friday the weakest day of the week (72%).
2.5% of flights were cancelled, versus 1.8% nationally.
ORD to TUL 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 |
|---|---|---|---|---|
| Republic Airways | 87.7% | 74 min | 9.5% | 63 |
| Envoy Air | 75.4% | 62 min | 3.4% | 873 |
| SkyWest Airlines | 75.3% | 67 min | 1.3% | 993 |
| PSA Airlines | 69.5% | 106 min | 3.3% | 122 |
| United Airlines | 48.0% | 78 min | 1.3% | 78 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ORD to TUL
On-time arrival % by scheduled departure hour (local time), 3,807 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 12am–1am | Limited data | 2 | |
| 6am–7am | 77.3% | 0.0% | 44 |
| 8am–9am | 79.3% | 0.1% | 786 |
| 9am–10am | 80.4% | 2.3% | 434 |
| 10am–11am | 86.9% | 0.0% | 61 |
| 11am–12pm | Limited data | 28 | |
| 12pm–1pm | 77.7% | 0.7% | 461 |
| 1pm–2pm | 90.0% | 2.0% | 51 |
| 2pm–3pm | 76.4% | 2.3% | 131 |
| 3pm–4pm | 75.4% | 1.9% | 262 |
| 4pm–5pm | 70.1% | 2.2% | 370 |
| 5pm–6pm | 69.4% | 5.3% | 38 |
| 6pm–7pm | 94.1% | 0.0% | 34 |
| 7pm–8pm | 60.0% | 4.1% | 73 |
| 8pm–9pm | 71.1% | 3.0% | 567 |
| 9pm–10pm | 65.5% | 3.5% | 316 |
| 10pm–11pm | 69.3% | 4.0% | 149 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ORD to TUL
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) | 60.3% | -16.9 pts | 8.7% | 69 |
| Christmas & New Year (Dec 20 - Jan 3) | 72.5% | -4.7 pts | 0.0% | 139 |
| Summer peak (Jun 15 - Aug 15) | 69.0% | -8.2 pts | 1.6% | 735 |
| All other days | 77.2% | — | 1.8% | 2,864 |
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).