Best Time to Fly ORD to BDL: On-Time Stats by Hour & Airline
Chicago O'Hare International → Bradley International
Data through July 2026 · Last updated October 18, 2026
2,366 flights were scheduled from Chicago (ORD) to Hartford (BDL) in the last 12 months, and 75.5% of those that flew arrived on time, 2.2 points below the US average of 77.6%.
Envoy Air was the most punctual of the 5 airlines on the route at 84.6%, while American Airlines trailed at 68.7%.
September has been the best month (86% on time) and Sunday the weakest day of the week (75%).
2.5% of flights were cancelled, versus 1.8% nationally.
ORD to BDL 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 | 84.6% | 45 min | 3.5% | 141 |
| Republic Airways | 80.4% | 77 min | 3.4% | 655 |
| SkyWest Airlines | 78.5% | 67 min | 2.6% | 267 |
| United Airlines | 72.8% | 63 min | 1.4% | 871 |
| American Airlines | 68.7% | 93 min | 3.0% | 432 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ORD to BDL
On-time arrival % by scheduled departure hour (local time), 4,546 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 12am–1am | Limited data | 2 | |
| 6am–7am | Limited data | 26 | |
| 7am–8am | 88.5% | 0.9% | 440 |
| 8am–9am | 84.1% | 1.1% | 726 |
| 9am–10am | 81.6% | 0.0% | 50 |
| 10am–11am | 89.9% | 0.3% | 308 |
| 11am–12pm | 82.2% | 0.9% | 459 |
| 12pm–1pm | 84.4% | 0.0% | 45 |
| 1pm–2pm | 82.1% | 1.7% | 410 |
| 2pm–3pm | 74.8% | 3.1% | 508 |
| 3pm–4pm | 72.0% | 1.4% | 145 |
| 5pm–6pm | 77.4% | 7.5% | 67 |
| 6pm–7pm | 66.6% | 1.1% | 881 |
| 7pm–8pm | 65.3% | 3.4% | 295 |
| 8pm–9pm | 63.8% | 4.4% | 182 |
| 11pm–12am | Limited data | 2 | |
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 BDL
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) | 62.8% | -16.5 pts | 7.1% | 84 |
| Christmas & New Year (Dec 20 - Jan 3) | 77.8% | -1.5 pts | 0.5% | 190 |
| Summer peak (Jun 15 - Aug 15) | 71.5% | -7.8 pts | 1.5% | 819 |
| All other days | 79.3% | — | 1.6% | 3,453 |
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).