UA1727United Airlines · BUF → DEN
live · 57m ago
Route confirmed United Airlines

UA1727 BuffaloBUF · 08:45 DenverDEN · 10:22

UA1727 by United Airlines flies from Buffalo (BUF) to Denver (DEN) for the Wed, Oct 14 departure.

Right nowExpected in Denver · On time
10:22

arrival expected at DEN · on schedule

Typical gate push+7 minmedian posted departure
Typical arrival−8 minmedian over 6 operations
Wins back in air~15 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-14
+8 gate
10-13
+8 gate · +3 arrival
10-12
+4 gate · −8 arrival
10-11
+10 gate · −14 arrival
10-10
+3 gate · −11 arrival
10-09
+1 gate · −14 arrival
10-08
+7 gate · −1 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −8 min · 0 cancelled · 7 operations tracked

The route today

live boards
BUFBuffaloOn-time likelyBUF delay board →
DENDenverHigh riskDEN delay board →
BUF→DENevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
38%Chance of 15+ min delay
2.0%Chance of cancellation
+13 minAvg hub delay right now

Driven mainly by BUF (Buffalo), currently flying MVFR (marginal visual). For this route and airline, 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 →

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.

How UA1727 actually runs

Pro Flight Search has tracked every published board update for UA1727 across the BUF and DEN boards: schedule changes, gate pushes and actual clocks. Usually lands ~8 min early. Based on 6 confirmed landings · 6/6 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how UA1727 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-14BUF 08:45 08:53 (+8)DEN 10:22
10-13BUF 08:45 08:53 (+8)DEN 10:22 10:25 (+3)
10-12BUF 08:45 08:49 (+4)DEN 10:22 10:14 (−8)
10-11BUF 08:45 08:55 (+10)DEN 10:22 10:08 (−14)
10-10BUF 08:45 08:48 (+3)DEN 10:22 10:11 (−11)
10-09BUF 08:45 08:46 (+1)DEN 10:22 10:08 (−14)
10-08BUF 08:45 08:52 (+7)DEN 10:22 10:21 (−1)

Aircraft

Recent tails: N13227, N73256, N17289, N39450.

Board clocks recorded as BUF and DEN published them.

Planning around UA1727? 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 — UA1727 Buffalo to Denver on-time performance, measured from the BUF and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/UA1727
How we measure this →