Flight Reliability
DL 938 · Delta Air Lines
Los Angeles → New York (LAX–JFK)
75
Usually Fine
WanderNerd Reliability Score
- 79%
- Arrive within 15 minutes
- 6 min
- Average arrival delay
- 2.3%
- Cancelled
- 13 min early
- Median arrival delay
Based on 300 historical flights. Data through May 2026.
What the data says
Saturdays have been rough.
DL 938 arrived on time 86% of the time on Mondays and just 67% on Saturdays. That gap is worth planning around.
Slipping a little lately.
DL 938 arrived on time 76% of the time over the last three months in the data, compared with 81% in the three months before that.
The breakdown
- Mon86%(51 flights)
- Tue81%(43 flights)
- Wed73%(41 flights)
- Thu78%(50 flights)
- Fri81%(48 flights)
- Sat67%(12 flights)
- Sun74%(46 flights)
- 9 AM–12 PM80%(168 flights)
- 12–3 PM—(5 flights)
- 3–6 PM79%(118 flights)
87%
May
Jun 63% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 63% | 24 |
| July 2025 | 80% | 25 |
| August 2025 | 88% | 25 |
| September 2025 | 92% | 26 |
| October 2025 | 78% | 27 |
| November 2025 | 72% | 25 |
| December 2025 | 87% | 23 |
| January 2026 | 75% | 20 |
| February 2026 | 80% | 15 |
| March 2026 | 56% | 25 |
| April 2026 | 85% | 26 |
| May 2026 | 87% | 30 |
- Departures on time
- 76%
- Diverted
- 0.7%
- Flights flown
- 291
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 300 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.