Detroit (DTW) to South Bend (SBN): On-Time Performance
Data through May 2026
Detroit (DTW) to South Bend (SBN) effectively runs on two schedules. In October 2025, 82% of arrivals were on time; in February 2025 that fell to 39% — a 43-point seasonal swing. Across the full period the route averages 66% on-time against a national 78%.
- On-time
- 66%
- arrived <15 min late
- Avg delay
- 32 min
- completed flights
- Cancelled
- 0.8%
- Flights/day
- 1.9
- last 12 months
- Duration
- 1h 3m
- scheduled
- Distance
- 157 mi
Monthly on-time trend
Best time to fly from DTW to SBN
Aim for departures around 12 p.m. (77% on-time); avoid 7 p.m. departures (57%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 58% | 38 min |
| Tuesday | 68% | 32 min |
| Wednesday | 72% | 31 min |
| Thursday | 68% | 28 min |
| Friday | 57% | 38 min |
| Saturdaybest | 76% | 21 min |
| Sunday | 64% | 36 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Airline operations72%
- National airspace system10%
- Weather19%
Frequently asked questions
- How often are flights from DTW to SBN delayed?
- 34% of DTW–SBN 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 32 minutes.
- What is the best time of day to fly from DTW to SBN?
- Departures around 12 p.m. have the best record (77% on-time), while departures around 7 p.m. have the worst (57%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DTW to SBN?
- The scheduled DTW–SBN flight time averages 1h 3m over 157 miles. Actual arrival times vary — flights on this route land 15+ minutes late 34% of the time.
- How often are DTW to SBN flights cancelled?
- 0.8% 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 DTW to SBN?
- February 2025 was the roughest month in this dataset, with only 39% of arrivals on time. The best was October 2025 at 82%. If your dates are flexible, that 43-point gap is worth planning around.
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Based on 1,071 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.