Flight OddsDL354 RDU → SEA
Delta Air Lines · Raleigh/Durham, NC to Seattle, WA · 348 flights observed, 2025-07-01 to 2026-06-30 · 2,354 mi
DL354 covers more than one route in the data window — the stats below are for RDU → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-7 min
90th percentile
+26 min
Cancellation rate
1%
How often is DL354 on time?
Across 348 flights on RDU → SEA from 2025-07-01 to 2026-06-30, DL354 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +26 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 289 | 85% |
| 16-30 min | 20 | 6% |
| 31-60 min | 17 | 5% |
| 61-120 min | 8 | 2% |
| 2+ hrs | 6 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 94% | -16 min |
| 2025-08 | 31 | 97% | -12 min |
| 2025-09 | 30 | 97% | -21 min |
| 2025-10 | 31 | 84% | -2 min |
| 2025-11 | 29 | 93% | -2 min |
| 2025-12 | 18 | 56% | +18 min |
| 2026-01 | 25 | 76% | +9 min |
| 2026-02 | 26 | 73% | +16 min |
| 2026-03 | 29 | 76% | +12 min |
| 2026-04 | 30 | 90% | -2 min |
| 2026-05 | 30 | 87% | +2 min |
| 2026-06 | 30 | 83% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 50 | 74% |
| Tue | 51 | 86% |
| Wed | 49 | 86% |
| Thu | 48 | 90% |
| Fri | 49 | 86% |
| Sat | 47 | 91% |
| Sun | 46 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…