ACV → DEN United Airlines

United Airlines · Arcata/Eureka, CA to Denver, CO · 378 flights, 2025-07-01 to 2026-06-30 · aggregated across 3 flight numbers

This route has been getting less reliable recently — 2026-06's on-time rate (50%) is well below the 81% average from earlier months.
On-time arrival
79%
Median delay
-5 min
90th percentile
+92 min
Cancellation rate
1%

How on-time is United Airlines from ACV to DEN?

Across every United Airlines flight number on ACV → DEN (378 flights, 2025-07-01 to 2026-06-30), 79% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +92 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time29079%
16-30 min175%
31-60 min154%
61-120 min205%
2+ hrs277%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073778%+38 min
2025-083672%+34 min
2025-093080%+12 min
2025-103194%+32 min
2025-112990%+3 min
2025-123190%-1 min
2026-013187%-5 min
2026-022875%+28 min
2026-033083%-4 min
2026-043073%+18 min
2026-053067%+24 min
2026-062650%+59 min

Performance by day of week

DayFlightsOn-time
Mon5775%
Tue5173%
Wed5078%
Thu5084%
Fri5986%
Sat5173%
Sun5180%

UA flight numbers on ACV → DEN

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