Hartford (BDL) to Detroit (DTW): On-Time Performance
Data through May 2026
Hartford (BDL) to Detroit (DTW) effectively runs on two schedules. In September 2025, 96% of arrivals were on time; in July 2024 that fell to 76% — a 21-point seasonal swing. Across the full period the route averages 87% on-time against a national 78%.
- On-time
- 87%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 1.4%
- Flights/day
- 3.6
- last 12 months
- Duration
- 1h 60m
- scheduled
- Distance
- 549 mi
Best airline from BDL to DTW
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Linesmost reliable | 87% | 12 min | 1.5% | 2,419 |
| Spirit Airlines | 86% | 13 min | 0.0% | 83 |
Monthly on-time trend
Best time to fly from BDL to DTW
Aim for departures around 6 p.m. (91% on-time); avoid 4 p.m. departures (82%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 87% | 12 min |
| Tuesday | 88% | 14 min |
| Wednesdaybest | 90% | 11 min |
| Thursday | 89% | 11 min |
| Friday | 86% | 10 min |
| Saturday | 87% | 11 min |
| Sunday | 84% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft46%
- Airline operations38%
- National airspace system11%
- Weather6%
Frequently asked questions
- How often are flights from BDL to DTW delayed?
- 13% of BDL–DTW flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 12 minutes.
- Which airline is most reliable from BDL to DTW?
- Delta Air Lines has the best on-time record on this route at 87%, based on 2,419 flights. 2 airlines flew BDL–DTW frequently enough to compare in this period.
- What is the best time of day to fly from BDL to DTW?
- Departures around 6 p.m. have the best record (91% on-time), while departures around 4 p.m. have the worst (82%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BDL to DTW?
- The scheduled BDL–DTW flight time averages 1h 60m over 549 miles. Actual arrival times vary — flights on this route land 15+ minutes late 13% of the time.
- How often are BDL to DTW flights cancelled?
- 1.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from BDL to DTW?
- July 2024 was the roughest month in this dataset, with only 76% of arrivals on time. The best was September 2025 at 96%. If your dates are flexible, that 21-point gap is worth planning around.
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Based on 2,562 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.