Flight Reliability
DL 906 · Delta Air Lines
Salt Lake City → Atlanta (SLC–ATL)
86
Pretty Reliable
WanderNerd Reliability Score
- 84%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0.5%
- Cancelled
- 9 min early
- Median arrival delay
Based on 365 historical flights. Data through May 2026.
What the data says
Thursdays have been rough.
DL 906 arrived on time 96% of the time on Fridays and just 75% on Thursdays. That gap is worth planning around.
A bit ahead of the Delta Air Lines network.
DL 906 arrived on time 84% of the time, versus 81% across the Delta Air Lines network.
The breakdown
- Mon75%(52 flights)
- Tue87%(52 flights)
- Wed92%(51 flights)
- Thu75%(51 flights)
- Fri96%(50 flights)
- Sat84%(51 flights)
- Sun83%(52 flights)
87%
May
Jun 69% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 69% | 29 |
| July 2025 | 81% | 31 |
| August 2025 | 90% | 30 |
| September 2025 | 90% | 30 |
| October 2025 | 90% | 31 |
| November 2025 | 60% | 30 |
| December 2025 | 87% | 31 |
| January 2026 | 89% | 28 |
| February 2026 | 89% | 28 |
| March 2026 | 93% | 30 |
| April 2026 | 87% | 30 |
| May 2026 | 87% | 31 |
- Departures on time
- 82%
- Diverted
- 1.1%
- Flights flown
- 359
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 365 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.