Flight Reliability
DL 1973 · Delta Air Lines
Atlanta → Charlotte (ATL–CLT)
100
Nerd Approved
WanderNerd Reliability Score
- 92%
- Arrive within 15 minutes
- 4 min early
- Average arrival delay
- 0%
- Cancelled
- 10 min early
- Median arrival delay
Based on 158 historical flights. Data through May 2026.
What the data says
Wednesdays have been rough.
DL 1973 arrived on time 100% of the time on Thursdays and just 82% on Wednesdays. That gap is worth planning around.
Better than the ATL–CLT route average.
DL 1973 arrived on time 92% of the time, versus 80% across the ATL–CLT route.
Better than the Delta Air Lines network average.
DL 1973 arrived on time 92% of the time, versus 81% across the Delta Air Lines network.
It basically never cancels.
Out of 158 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon89%(27 flights)
- Tue89%(27 flights)
- Wed82%(27 flights)
- Thu100%(26 flights)
- Fri92%(25 flights)
- Sat—(0 flights)
- Sun100%(26 flights)
88%
Dec
Jun 94% → Dec 88% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 94% | 18 |
| July 2025 | 91% | 23 |
| August 2025 | 88% | 25 |
| September 2025 | 92% | 26 |
| October 2025 | 92% | 26 |
| November 2025 | 96% | 23 |
| December 2025 | 88% | 17 |
- Departures on time
- 93%
- Diverted
- 0%
- Flights flown
- 158
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 158 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.