Flight Reliability
DL 988 · Delta Air Lines
New York → Atlanta (LGA–ATL)
80
Pretty Reliable
WanderNerd Reliability Score
- 76%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 1.1%
- Cancelled
- 7 min early
- Median arrival delay
Based on 348 historical flights. Data through May 2026.
What the data says
Mondays have been rough.
DL 988 arrived on time 83% of the time on Saturdays and just 66% on Mondays. That gap is worth planning around.
A bit behind the Delta Air Lines network.
DL 988 arrived on time 76% of the time, versus 81% across the Delta Air Lines network.
Trending in the right direction.
DL 988 arrived on time 79% of the time over the last three months in the data, compared with 71% in the three months before that.
The breakdown
- Mon66%(50 flights)
- Tue81%(52 flights)
- Wed83%(52 flights)
- Thu73%(51 flights)
- Fri79%(52 flights)
- Sat83%(36 flights)
- Sun71%(51 flights)
77%
May
Jun 69% → May 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 69% | 29 |
| July 2025 | 73% | 30 |
| August 2025 | 90% | 31 |
| September 2025 | 93% | 30 |
| October 2025 | 71% | 31 |
| November 2025 | 66% | 29 |
| December 2025 | 68% | 31 |
| January 2026 | 72% | 25 |
| February 2026 | 74% | 23 |
| March 2026 | 73% | 26 |
| April 2026 | 86% | 28 |
| May 2026 | 77% | 31 |
- Departures on time
- 78%
- Diverted
- 0%
- Flights flown
- 344
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 348 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.