UA647United Airlines · BOS → DEN
live · 13m ago
Route confirmed United Airlines

UA647 BostonBOS DenverDEN

UA647 by United Airlines flies from Boston (BOS) to Denver (DEN).

Right nowNext departure tomorrow Operates daily
07:45

scheduled from BOS

The route today

live boards
BOSBostonOn-time likelyBOS delay board →
DENDenverOn-time likelyDEN delay board →
BOS→DENevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
38%Chance of 15+ min delay
2.1%Chance of cancellation
+6 minTypical airport delay in this weather

Conditions at BOS and DEN are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow at Boston

Forecast

Fri 13 Nov, local date

High8°Clikely 7°C to 9°C
Low4°Clikely 3°C to 6°C
  • 25% chance of snow
  • 97% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Denver

Forecast

Fri 13 Nov, local date

High17°Clikely 15°C to 19°C
Low3°Clikely 1°C to 5°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Boston to Denver flights today

same route · United Airlines
UA2814departs 07:15
UA2348departs 09:20
UA414departs 11:34
UA2297departs 15:05
UA800departs 16:45
UA2763departs 20:26

If UA647 is cancelled, these are the other United Airlines nonstop flights from Boston to Denver on the same day, with scheduled departure times in BOS local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How UA647 actually runs

Pro Flight Search has tracked every published board update for UA647 across the BOS and DEN boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at BOS and DEN.

The verdict above is that record speaking, so it reflects how UA647 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around UA647? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: UA647 Boston to Denver on-time performance, measured from the BOS and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/UA647
How we measure this →