Flight Reliability
DL 3583 · Delta Air Lines
Minneapolis → Washington (MSP–IAD)97% of its flights flew this route. The rest (DTW–PIT) are included in these numbers.
91
Nerd Approved
WanderNerd Reliability Score
- 83%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 0%
- Cancelled
- 7 min early
- Median arrival delay
Based on 76 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
DL 3583 arrived on time 91% of the time on Tuesdays and just 73% on Fridays. That gap is worth planning around.
The breakdown
- Mon82%(11 flights)
- Tue91%(11 flights)
- Wed91%(11 flights)
- Thu82%(11 flights)
- Fri73%(11 flights)
- Sat80%(10 flights)
- Sun82%(11 flights)
- 6–9 PM82%(74 flights)
- 9 PM–12 AM—(2 flights)
74%
Dec
Oct 92% → Dec 74% on time
| Month | On-time percentage | Flights |
|---|---|---|
| October 2025 | 92% | 26 |
| November 2025 | 79% | 29 |
| December 2025 | 74% | 19 |
- Departures on time
- 87%
- Diverted
- 0%
- Flights flown
- 76
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 76 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.