Flight Reliability
DL 4322 · Delta Air Lines
TWF → Salt Lake City (TWF–SLC)
100
Nerd Approved
WanderNerd Reliability Score
- 95%
- Arrive within 15 minutes
- 7 min early
- Average arrival delay
- 0%
- Cancelled
- 15 min early
- Median arrival delay
Based on 85 historical flights. Data through May 2026.
What the data says
Thursdays have been rough.
DL 4322 arrived on time 100% of the time on Mondays and just 83% on Thursdays. That gap is worth planning around.
Better than the Delta Air Lines network average.
DL 4322 arrived on time 95% of the time, versus 81% across the Delta Air Lines network.
The breakdown
- Mon100%(12 flights)
- Tue92%(12 flights)
- Wed100%(12 flights)
- Thu83%(12 flights)
- Fri100%(12 flights)
- Sat92%(12 flights)
- Sun100%(13 flights)
97%
May
Mar 96% → May 97% on time
| Month | On-time percentage | Flights |
|---|---|---|
| March 2026 | 96% | 24 |
| April 2026 | 93% | 30 |
| May 2026 | 97% | 31 |
- Departures on time
- 95%
- Diverted
- 0%
- Flights flown
- 85
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 85 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.