WN855 BDL → DEN

Southwest Airlines · Hartford, CT to Denver, CO · 20 flights observed, 2025-11-02 to 2025-12-18 · 1,671 mi

This flight has been getting less reliable recently — 2025-12's on-time rate (67%) is well below the 100% average from earlier months.

WN855 covers more than one route in the data window — the stats below are for BDL → DEN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
90%
Median delay
0 min
90th percentile
+14 min
Cancellation rate
0%

How often is WN855 on time?

Across 20 flights on BDL → DEN from 2025-11-02 to 2025-12-18, WN855 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +14 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1890%
16-30 min210%
31-60 min00%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-1114100%-8 min
2025-12667%+5 min

Performance by day of week

DayFlightsOn-time
Mon2100%
TueNo data—
WedNo data—
Thu3100%
Fri5100%
Sat450%
Sun6100%

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