Flight Reliability
DL 4838 · Delta Air Lines
Minneapolis → Cleveland (MSP–CLE)87% of its flights flew this route. The rest (ATL–MDT, MDT–ATL) are included in these numbers.
- 75%
- Arrive within 15 minutes
- 5 min
- Average arrival delay
- 0%
- Cancelled
- 7 min early
- Median arrival delay
Based on 114 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
DL 4838 departing between 9 PM–12 AM arrived on time 81% of the time, versus 74% between 6–9 PM.
Sunday scaries are real for this one.
DL 4838 arrived on time 88% of the time on Wednesdays and just 61% on Sundays. That gap is worth planning around.
A bit behind the MSP–CLE route.
DL 4838 arrived on time 75% of the time, versus 79% across the MSP–CLE route.
A bit behind the Delta Air Lines network.
DL 4838 arrived on time 75% of the time, versus 81% across the Delta Air Lines network.
The breakdown
- Mon81%(16 flights)
- Tue69%(16 flights)
- Wed88%(17 flights)
- Thu69%(16 flights)
- Fri67%(15 flights)
- Sat88%(16 flights)
- Sun61%(18 flights)
- 9 AM–12 PM—(3 flights)
- 3–6 PM—(6 flights)
- 6–9 PM74%(84 flights)
- 9 PM–12 AM81%(21 flights)
Sep 81% → Dec 37% on time
| Month | On-time percentage | Flights |
|---|---|---|
| September 2025 | 81% | 21 |
| October 2025 | 87% | 30 |
| November 2025 | 86% | 29 |
| December 2025 | 37% | 19 |
- Departures on time
- 82%
- Diverted
- 0%
- Flights flown
- 114
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 114 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.