Flight Reliability
DL 5035 · Delta Air Lines
Atlanta → ABE (ATL–ABE)93% of its flights flew this route. The rest (ORD–JFK) are included in these numbers.
- 80%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 3.3%
- Cancelled
- 4 min early
- Median arrival delay
Based on 364 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
DL 5035 departing between 6–9 PM arrived on time 80% of the time, versus 72% between 12–3 PM.
Sunday scaries are real for this one.
DL 5035 arrived on time 88% of the time on Thursdays and just 63% on Sundays. That gap is worth planning around.
Keep a backup plan handy.
DL 5035 was cancelled 3.3% of the time. Typical for U.S. flights is around 1–2%.
Recent months have been rougher.
DL 5035 arrived on time 76% of the time over the last three months in the data, compared with 86% in the three months before that.
The breakdown
- Mon75%(51 flights)
- Tue83%(52 flights)
- Wed82%(51 flights)
- Thu88%(51 flights)
- Fri80%(49 flights)
- Sat87%(47 flights)
- Sun63%(51 flights)
- 12–3 PM72%(25 flights)
- 6–9 PM80%(327 flights)
Jun 67% → May 71% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 67% | 27 |
| July 2025 | 57% | 30 |
| August 2025 | 81% | 31 |
| September 2025 | 90% | 30 |
| October 2025 | 87% | 31 |
| November 2025 | 89% | 28 |
| December 2025 | 70% | 30 |
| January 2026 | 96% | 28 |
| February 2026 | 92% | 26 |
| March 2026 | 73% | 30 |
| April 2026 | 83% | 30 |
| May 2026 | 71% | 31 |
- Departures on time
- 79%
- Diverted
- 0%
- Flights flown
- 352
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 364 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.