About 1 in 5 UA 780 flights from Cleveland arrived 15+ minutes late, diverted or cancelled over the past year (22%); 0.6% were cancelled. The typical flight landed 0 minutes early.
UA 780: CLE → IAD
Scheduled to leave Cleveland at 3:02 p.m. local time. Over the past year it arrived on time 78% of the time (166 flights), worse than other UA flights on the route at that hour (81%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 26 | 73% |
| Tuesday | 25 | 88% |
| Wednesday | 25 | 72% |
| Thursday | 26 | 73% |
| Friday | 21 | 95% |
| Saturday | 18 | — |
| Sunday | 25 | 64% |
Why it was late
All flights CLE → IAD · Connecting off UA 780? Check the risk
Questions
How often is UA 780 from CLE to IAD late?
United Airlines 780 from Cleveland, OH to Washington, DC arrived 15 or more minutes late, was diverted or was cancelled on 22% of 166 scheduled flights between September 2025 and August 2026. 0.6% 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.