UA642 DEN → BOS

United Airlines · Denver, CO to Boston, MA · 28 flights observed, 2025-07-03 to 2025-08-18 · 1,754 mi

This flight has a strong track record — on time 96% of the time, with a low cancellation rate.

UA642 covers more than one route in the data window — the stats below are for DEN → BOS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
96%
Median delay
-8 min
90th percentile
+8 min
Cancellation rate
0%

How often is UA642 on time?

Across 28 flights on DEN → BOS from 2025-07-03 to 2025-08-18, UA642 arrived within 15 minutes of schedule 96% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +8 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2796%
16-30 min00%
31-60 min14%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-071794%-9 min
2025-0811100%-6 min

Performance by day of week

DayFlightsOn-time
Mon7100%
TueNo data—
WedNo data—
Thu7100%
Fri786%
SatNo data—
Sun7100%

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