Route Reliability
Philadelphia → ACK
PHL–ACK · 288 miles · Philadelphia International Airport to ACK Airport
84
Pretty Reliable
WanderNerd Reliability Score
- 81%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 1.2%
- Cancelled
- 83
- Flights in the data
Data through May 2026.
American Airlines is the only airline in this data on this route, arriving on time 81% of the time across 83 flights. No comparison to make.
What the data says
Saturdays have been rough.
PHL–ACK flights arrived on time 100% of the time on Wednesdays and just 64% on Saturdays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon90%(10 flights)
- Tue64%(11 flights)
- Wed100%(10 flights)
- Thu91%(11 flights)
- Fri82%(11 flights)
- Sat64%(11 flights)
- Sun78%(18 flights)
- 9 AM–12 PM—(7 flights)
- 12–3 PM80%(75 flights)
75%
Aug
Jun 92% → Aug 75% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 92% | 13 |
| July 2025 | 80% | 35 |
| August 2025 | 75% | 32 |
Keep nerding
Based on 83 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.