UA4339United Airlines · IAD → ROA
live · 3h ago
Route confirmed United Airlines

UA4339 WashingtonIAD · 17:50 RoanokeROA

UA4339 by United Airlines flies from Washington (IAD) to Roanoke (ROA).

Right nowNext departure today Operates daily
17:50

scheduled from IAD

Typical gate push+26 minmedian posted departure

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
08-18
+88 gate
08-17
+18 gate
08-16
+13 gate
08-15
+20 gate
08-14
+86 gate
08-13
+26 gate
08-12
+21 gate

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

0 cancelled · 8 operations tracked

The route today

live boards
IADWashingtonOn-time likelyIAD delay board →
ROARoanokeOn-time likelyROA delay board →
IAD→ROAevery 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.

Other Washington to Roanoke flights today

same route · United Airlines
UA4368departs 08:30
UA4577departs 08:33
UA4826departs 08:33
UA4612departs 12:40
UA4831departs 12:59
UA4284departs 22:30

If UA4339 is cancelled, these are the other United Airlines nonstop flights from Washington to Roanoke on the same day, with scheduled departure times in IAD local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How UA4339 actually runs

Pro Flight Search has tracked every published board update for UA4339 across the IAD and ROA boards: schedule changes, gate pushes and actual clocks. Usually departs ~26 min late. Based on 8 confirmed departures · 1/8 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how UA4339 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
08-18IAD 17:50 19:18 (+88)ROA
08-17IAD 17:50 18:08 (+18)ROA
08-16IAD 17:50 18:03 (+13)ROA
08-15IAD 17:50 18:10 (+20)ROA
08-14IAD 17:50 19:16 (+86)ROA
08-13IAD 17:50 18:16 (+26)ROA
08-12IAD 17:50 18:11 (+21)ROA
08-11IAD 17:50 19:18 (+88)ROA

Aircraft

Recent tails: N16183, N14198, N21197, N33182.

Board clocks recorded as IAD and ROA 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 — UA4339 Washington to Roanoke on-time performance, measured from the IAD and ROA airport boards.

Canonical URL
https://proflightsearch.com/flight/UA4339
How we measure this →