About 1 in 3 UA 1517 flights from Dallas arrived 15+ minutes late, diverted or cancelled over the past year (38%); 4.1% were cancelled. The typical flight landed 2 minutes early.
UA 1517: DFW → ORD
Scheduled to leave Dallas at 7:27 p.m. local time. Over the past year it arrived on time 62% of the time (292 flights), in line with other UA flights on the route at that hour (62%). Last seen in the data Aug 31, 2026.
Usually United Airlines's last flight of the day from Dallas to Chicago (100% of days). United Airlines's last DFW–ORD flight was cancelled 3.3% of the time, against 1.4% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 7:08 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 46 | 52% |
| Tuesday | 40 | 78% |
| Wednesday | 46 | 63% |
| Thursday | 45 | 71% |
| Friday | 46 | 61% |
| Saturday | 24 | 58% |
| Sunday | 45 | 53% |
Why it was late
All flights DFW → ORD · Connecting off UA 1517? Check the risk
Questions
How often is UA 1517 from DFW to ORD late?
United Airlines 1517 from Dallas/Fort Worth, TX to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 38% of 292 scheduled flights between September 2025 and August 2026. 4.1% 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.