Flight Reliability
DL 2604 · Delta Air Lines
Detroit → New York (DTW–LGA)
39
Bring Snacks
WanderNerd Reliability Score
- 58%
- Arrive within 15 minutes
- 30 min
- Average arrival delay
- 4.3%
- Cancelled
- 6 min
- Median arrival delay
Based on 299 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
DL 2604 departing between 6–9 PM arrived on time 63% of the time, versus 56% between 3–6 PM.
Wednesdays have been rough.
DL 2604 arrived on time 67% of the time on Tuesdays and just 50% on Wednesdays. That gap is worth planning around.
Well behind the DTW–LGA route.
DL 2604 arrived on time 58% of the time, versus 76% across the DTW–LGA route.
Well behind the Delta Air Lines network.
DL 2604 arrived on time 58% of the time, versus 81% across the Delta Air Lines network.
The breakdown
- Mon61%(46 flights)
- Tue67%(48 flights)
- Wed50%(48 flights)
- Thu59%(49 flights)
- Fri58%(48 flights)
- Sat—(1 flights)
- Sun54%(46 flights)
- 3–6 PM56%(206 flights)
- 6–9 PM63%(79 flights)
- 9 PM–12 AM—(1 flights)
76%
May
Jun 36% → May 76% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 36% | 25 |
| July 2025 | 44% | 23 |
| August 2025 | 77% | 26 |
| September 2025 | 69% | 26 |
| October 2025 | 41% | 27 |
| November 2025 | 50% | 24 |
| December 2025 | 27% | 15 |
| January 2026 | 73% | 22 |
| February 2026 | 91% | 22 |
| March 2026 | 44% | 25 |
| April 2026 | 62% | 26 |
| May 2026 | 76% | 25 |
- Departures on time
- 63%
- Diverted
- 0%
- Flights flown
- 286
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 299 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.