About 1 in 7 UA 4234 flights from Washington arrived 15+ minutes late, diverted or cancelled over the past year (15%); 3.2% were cancelled. The typical flight landed 14 minutes early.
UA 4234: IAD → AVP
Scheduled to leave Washington at 1:13 p.m. local time, operated by CommutAir as C5 4234. Over the past year it arrived on time 85% of the time (158 flights), better than other UA flights on the route at that hour (76%). Last seen in the data Aug 31, 2026.
Usually United Airlines's last flight of the day from Washington to Scranton (75% of days). United Airlines's last IAD–AVP flight was cancelled 3.8% of the time, against 2.2% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 8:30 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 23 | 83% |
| Tuesday | 22 | 86% |
| Wednesday | 22 | 91% |
| Thursday | 23 | 83% |
| Friday | 23 | 78% |
| Saturday | 23 | 91% |
| Sunday | 22 | 86% |
Why it was late
All flights IAD → AVP · Connecting off UA 4234? Check the risk
Questions
How often is UA 4234 from IAD to AVP late?
United Airlines 4234 from Washington, DC to Scranton/Wilkes-Barre, PA arrived 15 or more minutes late, was diverted or was cancelled on 15% of 158 scheduled flights between September 2025 and August 2026. 3.2% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.