UA2601 SEA → DEN

United Airlines · Seattle, WA to Denver, CO · 104 flights observed, 2026-02-12 to 2026-06-30 · 1,024 mi

This flight has been getting less reliable recently — 2026-06's on-time rate (67%) is well below the 98% average from earlier months.

UA2601 covers more than one route in the data window — the stats below are for SEA → DEN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
96%
Median delay
-15 min
90th percentile
+5 min
Cancellation rate
1%

How often is UA2601 on time?

Across 104 flights on SEA → DEN from 2026-02-12 to 2026-06-30, UA2601 arrived within 15 minutes of schedule 96% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +5 min or later. 1% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time9996%
16-30 min33%
31-60 min00%
61-120 min00%
2+ hrs11%

Performance by month

MonthFlightsOn-timeAvg delay
2026-0217100%-13 min
2026-033093%-2 min
2026-0430100%-14 min
2026-0520100%-16 min
2026-06667%0 min

Performance by day of week

DayFlightsOn-time
Mon1493%
Tue15100%
Wed14100%
Thu15100%
Fri1587%
Sat1593%
Sun15100%

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