Flight OddsDL5277 PWM → JFK
Delta Air Lines · Portland, ME to New York, NY · 349 flights observed, 2025-07-01 to 2026-06-30 · 273 mi
DL5277 covers more than one route in the data window — the stats below are for PWM → JFK, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
92%
Median delay
-13 min
90th percentile
+8 min
Cancellation rate
5%
How often is DL5277 on time?
Across 349 flights on PWM → JFK from 2025-07-01 to 2026-06-30, DL5277 arrived within 15 minutes of schedule 92% of the time. The median arrival delay was -13 min, and the worst 10% of flights arrived +8 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 304 | 92% |
| 16-30 min | 9 | 3% |
| 31-60 min | 5 | 2% |
| 61-120 min | 5 | 2% |
| 2+ hrs | 7 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 93% | -9 min |
| 2025-08 | 31 | 94% | -10 min |
| 2025-09 | 29 | 90% | -9 min |
| 2025-10 | 30 | 97% | -9 min |
| 2025-11 | 29 | 90% | -5 min |
| 2025-12 | 19 | 89% | +12 min |
| 2026-01 | 25 | 80% | +5 min |
| 2026-02 | 25 | 96% | 0 min |
| 2026-03 | 29 | 83% | -4 min |
| 2026-04 | 30 | 97% | -13 min |
| 2026-05 | 30 | 100% | -10 min |
| 2026-06 | 26 | 96% | -7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 45 | 91% |
| Tue | 48 | 94% |
| Wed | 49 | 84% |
| Thu | 47 | 98% |
| Fri | 47 | 94% |
| Sat | 48 | 94% |
| Sun | 46 | 91% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…