Flight OddsSEA → BOI Delta Air Lines
Delta Air Lines · Seattle, WA to Boise, ID · 2,361 flights, 2025-07-01 to 2026-06-30 · aggregated across 13 flight numbers
On-time arrival
89%
Median delay
-10 min
90th percentile
+17 min
Cancellation rate
0%
How on-time is Delta Air Lines from SEA to BOI?
Across every Delta Air Lines flight number on SEA → BOI (2,361 flights, 2025-07-01 to 2026-06-30), 89% arrived within 15 minutes of schedule. Median arrival delay -10 min; the worst 10% ran +17 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 2,103 | 89% |
| 16-30 min | 102 | 4% |
| 31-60 min | 67 | 3% |
| 61-120 min | 59 | 3% |
| 2+ hrs | 24 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 209 | 87% | +1 min |
| 2025-08 | 201 | 90% | -2 min |
| 2025-09 | 192 | 92% | -8 min |
| 2025-10 | 201 | 94% | -9 min |
| 2025-11 | 184 | 90% | -6 min |
| 2025-12 | 176 | 91% | -2 min |
| 2026-01 | 184 | 86% | 0 min |
| 2026-02 | 182 | 87% | -1 min |
| 2026-03 | 207 | 87% | -1 min |
| 2026-04 | 206 | 91% | -8 min |
| 2026-05 | 209 | 89% | -4 min |
| 2026-06 | 204 | 87% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 352 | 90% |
| Tue | 337 | 92% |
| Wed | 325 | 89% |
| Thu | 344 | 86% |
| Fri | 344 | 88% |
| Sat | 306 | 94% |
| Sun | 347 | 86% |
DL flight numbers on SEA → BOI
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…