SEA → IDA Alaska Airlines

Alaska Airlines · Seattle, WA to Idaho Falls, ID · 720 flights, 2025-07-01 to 2026-06-30 · aggregated across 21 flight numbers

This route's scheduled flight time has grown by 12 min since 2025-07 — some of the on-time performance may reflect a more generous published schedule, not a faster or more reliable flight.
On-time arrival
82%
Median delay
-5 min
90th percentile
+30 min
Cancellation rate
0%

How on-time is Alaska Airlines from SEA to IDA?

Across every Alaska Airlines flight number on SEA → IDA (720 flights, 2025-07-01 to 2026-06-30), 82% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +30 min or later. 0% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time58582%
16-30 min629%
31-60 min416%
61-120 min183%
2+ hrs91%

Performance by month

MonthFlightsOn-timeAvg delay
2025-076174%+13 min
2025-086271%+11 min
2025-096085%+2 min
2025-106284%+4 min
2025-115886%+3 min
2025-125470%+11 min
2026-016290%-3 min
2026-025587%-6 min
2026-035988%+1 min
2026-046087%-3 min
2026-056282%+2 min
2026-066077%+6 min

Performance by day of week

DayFlightsOn-time
Mon10280%
Tue10385%
Wed10381%
Thu10176%
Fri10181%
Sat10286%
Sun10383%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…