Flight Reliability
DL 696 · Delta Air Lines
Salt Lake City → Boston (SLC–BOS)
92
Nerd Approved
WanderNerd Reliability Score
- 92%
- Arrive within 15 minutes
- 10 min early
- Average arrival delay
- 1.8%
- Cancelled
- 12 min early
- Median arrival delay
Based on 337 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
DL 696 arrived on time 100% of the time on Wednesdays and just 82% on Sundays. That gap is worth planning around.
Better than the SLC–BOS route average.
DL 696 arrived on time 92% of the time, versus 82% across the SLC–BOS route.
Better than the Delta Air Lines network average.
DL 696 arrived on time 92% of the time, versus 81% across the Delta Air Lines network.
The breakdown
- Mon86%(50 flights)
- Tue95%(42 flights)
- Wed100%(41 flights)
- Thu92%(49 flights)
- Fri92%(48 flights)
- Sat96%(50 flights)
- Sun82%(51 flights)
97%
May
Jun 87% → May 97% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 87% | 30 |
| July 2025 | 90% | 30 |
| August 2025 | 100% | 31 |
| September 2025 | 93% | 30 |
| October 2025 | 93% | 30 |
| November 2025 | 100% | 28 |
| December 2025 | 85% | 27 |
| January 2026 | 83% | 18 |
| February 2026 | 94% | 18 |
| March 2026 | 86% | 29 |
| April 2026 | 87% | 30 |
| May 2026 | 97% | 30 |
- Departures on time
- 91%
- Diverted
- 0%
- Flights flown
- 331
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 337 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.