Flight Reliability
DL 2554 · Delta Air Lines
Hartford → Atlanta (BDL–ATL)
85
Pretty Reliable
WanderNerd Reliability Score
- 87%
- Arrive within 15 minutes
- 2 min early
- Average arrival delay
- 2.5%
- Cancelled
- 10 min early
- Median arrival delay
Based on 326 historical flights. Data through May 2026.
What the data says
Saturdays have been rough.
DL 2554 arrived on time 94% of the time on Thursdays and just 73% on Saturdays. That gap is worth planning around.
A bit ahead of the BDL–ATL route.
DL 2554 arrived on time 87% of the time, versus 83% across the BDL–ATL route.
A bit ahead of the Delta Air Lines network.
DL 2554 arrived on time 87% of the time, versus 81% across the Delta Air Lines network.
Trending in the right direction.
DL 2554 arrived on time 88% of the time over the last three months in the data, compared with 73% in the three months before that.
The breakdown
- Mon82%(45 flights)
- Tue90%(50 flights)
- Wed88%(51 flights)
- Thu94%(50 flights)
- Fri90%(49 flights)
- Sat73%(26 flights)
- Sun83%(47 flights)
85%
May
Jun 96% → May 85% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 96% | 27 |
| July 2025 | 89% | 26 |
| August 2025 | 96% | 24 |
| September 2025 | 96% | 26 |
| October 2025 | 93% | 27 |
| November 2025 | 96% | 24 |
| December 2025 | 67% | 30 |
| January 2026 | 73% | 30 |
| February 2026 | 80% | 25 |
| March 2026 | 87% | 31 |
| April 2026 | 91% | 21 |
| May 2026 | 85% | 27 |
- Departures on time
- 87%
- Diverted
- 0%
- Flights flown
- 318
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 326 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.