Flight OddsPHL → SEA Delta Air Lines
Delta Air Lines · Philadelphia, PA to Seattle, WA · 51 flights, 2026-05-08 to 2026-06-30 · aggregated across 1 flight number
On-time arrival
73%
Median delay
+5 min
90th percentile
+45 min
Cancellation rate
0%
How on-time is Delta Air Lines from PHL to SEA?
Across every Delta Air Lines flight number on PHL → SEA (51 flights, 2026-05-08 to 2026-06-30), 73% arrived within 15 minutes of schedule. Median arrival delay +5 min; the worst 10% ran +45 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 37 | 73% |
| 16-30 min | 4 | 8% |
| 31-60 min | 6 | 12% |
| 61-120 min | 4 | 8% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 24 | 79% | +7 min |
| 2026-06 | 27 | 67% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 75% |
| Tue | 8 | 100% |
| Wed | 7 | 86% |
| Thu | 7 | 57% |
| Fri | 8 | 50% |
| Sat | 5 | 80% |
| Sun | 8 | 63% |
DL flight numbers on PHL → SEA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…