DL3775 BOI → SEA

Delta Air Lines · Boise, ID to Seattle, WA · 361 flights observed, 2025-07-01 to 2026-06-30 · 399 mi

This flight has a strong track record — on time 96% of the time, with a low cancellation rate.
On-time arrival
96%
Median delay
-16 min
90th percentile
+3 min
Cancellation rate
0%

How often is DL3775 on time?

Across 361 flights on BOI → SEA from 2025-07-01 to 2026-06-30, DL3775 arrived within 15 minutes of schedule 96% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +3 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time34796%
16-30 min72%
31-60 min31%
61-120 min21%
2+ hrs10%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0731100%-15 min
2025-0831100%-16 min
2025-0930100%-22 min
2025-1031100%-20 min
2025-113090%+7 min
2025-122889%-11 min
2026-012990%-9 min
2026-0228100%-15 min
2026-033197%-7 min
2026-043097%-12 min
2026-0531100%-15 min
2026-063093%-12 min

Performance by day of week

DayFlightsOn-time
Mon5298%
Tue5396%
Wed5196%
Thu5096%
Fri5098%
Sat5296%
Sun5294%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…