Flight OddsDL931 SEA → ANC
Delta Air Lines · Seattle, WA to Anchorage, AK · 212 flights observed, 2025-07-01 to 2026-06-30 · 1,448 mi
DL931 covers more than one route in the data window — the stats below are for SEA → ANC, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
76%
Median delay
-3 min
90th percentile
+47 min
Cancellation rate
1%
How often is DL931 on time?
Across 212 flights on SEA → ANC from 2025-07-01 to 2026-06-30, DL931 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +47 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 | 159 | 76% |
| 16-30 min | 16 | 8% |
| 31-60 min | 21 | 10% |
| 61-120 min | 10 | 5% |
| 2+ hrs | 3 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 77% | +11 min |
| 2025-08 | 31 | 84% | +5 min |
| 2025-09 | 30 | 93% | -12 min |
| 2025-10 | 31 | 84% | -5 min |
| 2025-11 | 30 | 80% | -3 min |
| 2025-12 | 29 | 41% | +60 min |
| 2026-01 | 3 | 67% | +12 min |
| 2026-06 | 24 | 71% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 30 | 63% |
| Tue | 31 | 84% |
| Wed | 30 | 80% |
| Thu | 30 | 87% |
| Fri | 30 | 70% |
| Sat | 28 | 71% |
| Sun | 30 | 77% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…