Flight Reliability
DL 5838 · Delta Air Lines
Detroit → Columbus (DTW–CMH)94% of its flights flew this route. The rest (DCA–LGA, GRR–LGA) are included in these numbers.
88
Pretty Reliable
WanderNerd Reliability Score
- 82%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 0.6%
- Cancelled
- 7 min early
- Median arrival delay
Based on 313 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
DL 5838 departing between 9 AM–12 PM arrived on time 90% of the time, versus 81% between 6–9 PM.
Skip Wednesday if you can.
DL 5838 arrived on time 92% of the time on Fridays. On Wednesdays: 78%.
The breakdown
- Mon79%(47 flights)
- Tue84%(49 flights)
- Wed78%(49 flights)
- Thu78%(45 flights)
- Fri92%(48 flights)
- Sat91%(23 flights)
- Sun78%(50 flights)
- 9 AM–12 PM90%(20 flights)
- 3–6 PM—(1 flights)
- 6–9 PM81%(282 flights)
- 9 PM–12 AM—(8 flights)
87%
May
Jun 70% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 70% | 27 |
| July 2025 | 89% | 27 |
| August 2025 | 86% | 22 |
| September 2025 | 90% | 20 |
| October 2025 | 93% | 27 |
| November 2025 | 79% | 24 |
| December 2025 | 90% | 31 |
| January 2026 | 71% | 24 |
| February 2026 | 78% | 23 |
| March 2026 | 67% | 27 |
| April 2026 | 82% | 28 |
| May 2026 | 87% | 31 |
- Departures on time
- 82%
- Diverted
- 0%
- Flights flown
- 311
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 313 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.