Flight Reliability
DL 3552 · Delta Air Lines
Austin → MAF (AUS–MAF)
67
Usually Fine
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 35 min
- Average arrival delay
- 0%
- Cancelled
- 7 min early
- Median arrival delay
Based on 125 historical flights. Data through May 2026.
What the data says
Monday is the weak spot.
DL 3552 arrived on time 86% of the time on Fridays. On Mondays: 71%.
A bit behind the Delta Air Lines network.
DL 3552 arrived on time 78% of the time, versus 81% across the Delta Air Lines network.
It basically never cancels.
Out of 125 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon71%(21 flights)
- Tue81%(21 flights)
- Wed75%(20 flights)
- Thu76%(21 flights)
- Fri86%(21 flights)
- Sat—(0 flights)
- Sun79%(19 flights)
- 3–6 PM—(1 flights)
- 9 PM–12 AM78%(122 flights)
73%
Oct
Jun 77% → Oct 73% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 77% | 17 |
| July 2025 | 74% | 23 |
| August 2025 | 80% | 25 |
| September 2025 | 85% | 26 |
| October 2025 | 73% | 26 |
- Departures on time
- 76%
- Diverted
- 1.6%
- Flights flown
- 123
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 125 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.