UA231United Airlines · GLA → EWR
live · 7h ago
Route confirmed United Airlines

UA231 GlasgowGLA New YorkEWR · 16:35

UA231 by United Airlines flies from Glasgow (GLA) to New York (EWR) for the Fri, Aug 21 departure.

Right nowLanded in New York · today
16:38

arrived at EWR · 3 min late

Typical arrival−15 minmedian over 14 operations
Cancellation0 in 14tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
08-21
+3 arrival
08-20
−9 arrival
08-19
−15 arrival
08-18
−20 arrival
08-17
−13 arrival
08-16
−3 arrival
08-15
−27 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 −15 min · 0 cancelled · 14 operations tracked

The route today

live boards
GLAGlasgowOn-time likelyGLA delay board →
EWRNew YorkOn-time likelyEWR delay board →
GLA→EWRevery carrier, schedules and on-time historyRoute intelligence →

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 UA231 actually runs

Pro Flight Search has tracked every published board update for UA231 across the GLA and EWR boards: schedule changes, gate pushes and actual clocks. Usually lands ~12 min early. Based on 14 confirmed landings · 14/14 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how UA231 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
08-21GLA EWR 16:35 16:38 (+3)
08-20GLA EWR 16:35 16:26 (−9)
08-19GLA EWR 16:35 16:20 (−15)
08-18GLA EWR 16:35 16:15 (−20)
08-17GLA EWR 16:35 16:22 (−13)
08-16GLA EWR 16:35 16:32 (−3)
08-15GLA EWR 16:35 16:08 (−27)
08-14GLA EWR 16:35 16:06 (−29)
08-13GLA EWR 16:35 16:19 (−16)
08-12GLA EWR 16:35 16:10 (−25)
08-11GLA EWR 16:35 16:03 (−32)
08-10GLA EWR 16:35 16:26 (−9)
08-09GLA EWR 16:35 16:09 (−26)
08-08GLA EWR 16:35 16:30 (−5)

Aircraft

Recent tails: N27270, N37278, N17301, N17272.

Board clocks recorded as GLA and EWR published them.

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 — UA231 Glasgow to New York on-time performance, measured from the GLA and EWR airport boards.

Canonical URL
https://proflightsearch.com/flight/UA231
How we measure this →