Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
UA 6334 · Houston (IAH) → Oklahoma City (OKC)
Sold by United, flown by Mesa. Still flying: 34 of the last 56 days (Mon, Wed, Thu, Fri).
Arrives on time88%within 15 minutes, of 164 flights
Cancelled0.6%of scheduled flights
An hour or more late6%of flights that operated
When late, on average69 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport.
- Leaves IAH
- 16:35
- Arrives OKC
- 18:15
- Flight time
- 1h 40m
- Days flown, last 8 weeks
- 34 of 56
Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.
How late it arrives
Share of flights that operated arriving more than this late.
Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.
Its hour at IAH
All flights leaving Houston (IAH) at 4–5 pm, wherever they’re going: 78% left within 15 minutes and 1.2% were cancelled (14,289 flights in the year). Other United flights on this route →
Upcoming forecasts
This flight isn’t in our published forecasts for the next few days.