DEN → SAN Alaska Airlines

Alaska Airlines · Denver, CO to San Diego, CA · 776 flights, 2025-10-04 to 2026-06-30 · aggregated across 21 flight numbers

This route's scheduled flight time has grown by 12 min since 2025-10 — some of the on-time performance may reflect a more generous published schedule, not a faster or more reliable flight.
On-time arrival
80%
Median delay
-8 min
90th percentile
+35 min
Cancellation rate
1%

How on-time is Alaska Airlines from DEN to SAN?

Across every Alaska Airlines flight number on DEN → SAN (776 flights, 2025-10-04 to 2026-06-30), 80% arrived within 15 minutes of schedule. Median arrival delay -8 min; the worst 10% ran +35 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time61780%
16-30 min658%
31-60 min486%
61-120 min294%
2+ hrs81%

Performance by month

MonthFlightsOn-timeAvg delay
2025-108170%+10 min
2025-118673%+10 min
2025-128173%+7 min
2026-018186%-11 min
2026-027991%-7 min
2026-039082%-5 min
2026-048992%-13 min
2026-059086%-5 min
2026-069070%+5 min

Performance by day of week

DayFlightsOn-time
Mon11781%
Tue10587%
Wed10185%
Thu11075%
Fri11379%
Sat10486%
Sun11772%

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