Best Time to Fly BDL to DTW: On-Time Stats by Hour & Airline
Bradley International → Detroit Metro Wayne County
Data through July 2026 · Last updated October 18, 2026
1,269 flights were scheduled from Hartford (BDL) to Detroit (DTW) in the last 12 months, and 88.8% of those that flew arrived on time, 11.2 points above the US average of 77.6%.
Delta Air Lines was the most punctual of the 2 airlines on the route at 88.9%, while Spirit Airlines trailed at 85.3%.
September has been the best month (95% on time) and Sunday the weakest day of the week (85%).
2.1% of flights were cancelled, versus 1.8% nationally.
BDL to DTW 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 |
|---|---|---|---|---|
| Delta Air Lines | 88.9% | 86 min | 2.2% | 1,235 |
| Spirit Airlines | 85.3% | 94 min | 0.0% | 34 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BDL to DTW
On-time arrival % by scheduled departure hour (local time), 2,562 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 91.5% | 1.1% | 668 |
| 6am–7am | 83.9% | 0.0% | 56 |
| 7am–8am | 82.0% | 1.6% | 62 |
| 9am–10am | 91.7% | 2.1% | 332 |
| 10am–11am | Limited data | 23 | |
| 12pm–1pm | 88.2% | 0.8% | 358 |
| 1pm–2pm | 86.3% | 1.1% | 364 |
| 3pm–4pm | Limited data | 4 | |
| 4pm–5pm | 80.3% | 3.4% | 238 |
| 5pm–6pm | 86.1% | 0.9% | 428 |
| 6pm–7pm | Limited data | 29 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on BDL to DTW
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) | 81.2% | -8.4 pts | 0.0% | 48 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.9% | -13.8 pts | 1.2% | 84 |
| Summer peak (Jun 15 - Aug 15) | 84.8% | -4.9 pts | 1.7% | 529 |
| All other days | 89.7% | — | 1.3% | 1,901 |
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).