Flight OddsDL1564 ORD → SEA
Delta Air Lines · Chicago, IL to Seattle, WA · 115 flights observed, 2026-03-08 to 2026-06-30 · 1,721 mi
DL1564 covers more than one route in the data window — the stats below are for ORD → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
64%
Median delay
+4 min
90th percentile
+53 min
Cancellation rate
2%
How often is DL1564 on time?
Across 115 flights on ORD → SEA from 2026-03-08 to 2026-06-30, DL1564 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +53 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 72 | 64% |
| 16-30 min | 19 | 17% |
| 31-60 min | 14 | 13% |
| 61-120 min | 3 | 3% |
| 2+ hrs | 4 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 22 | 27% | +38 min |
| 2026-04 | 29 | 72% | +12 min |
| 2026-05 | 31 | 65% | +11 min |
| 2026-06 | 30 | 83% | +17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 17 | 65% |
| Tue | 17 | 59% |
| Wed | 16 | 69% |
| Thu | 15 | 53% |
| Fri | 15 | 73% |
| Sat | 16 | 75% |
| Sun | 16 | 56% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…