About 1 in 4 UA 2670 flights from Dallas arrived 15+ minutes late, diverted or cancelled over the past year (27%); 1.9% were cancelled. The typical flight landed 7 minutes early.
UA 2670: DFW → IAH
Scheduled to leave Dallas at 7:00 a.m. local time. Over the past year it arrived on time 73% of the time (310 flights), in line with other UA flights on the route at that hour (71%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 47 | 74% |
| Tuesday | 45 | 69% |
| Wednesday | 39 | 79% |
| Thursday | 43 | 79% |
| Friday | 45 | 71% |
| Saturday | 45 | 67% |
| Sunday | 46 | 70% |
Why it was late
All flights DFW → IAH · Connecting off UA 2670? Check the risk
Questions
How often is UA 2670 from DFW to IAH late?
United Airlines 2670 from Dallas/Fort Worth, TX to Houston, TX arrived 15 or more minutes late, was diverted or was cancelled on 27% of 310 scheduled flights between September 2025 and August 2026. 1.9% 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.