United Airlines IAH to TUL on-time performance
United Airlines nonstop flights from Houston to Tulsa · Aug 2025 – Jul 2026
On-time arrivals
78%
arrived < 15 min late
Cancelled
0.6%
2 flights
Avg arrival delay
14 min
58 min when late
Rank on route
#2 of 2
route average 82% on time
Key facts
- United Airlines flights on IAH to TUL arrived on time 78% of the time in Aug 2025 – Jul 2026.
- 0.6% were cancelled, and 6% arrived an hour or more late.
- That ranks #2 of 2 airlines on this route, which averaged 82% on time overall.
- The largest source of delay minutes was late-arriving aircraft (44%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft44%
- Airline (crew, maintenance, cleaning, fueling)42%
- Air traffic control & airport congestion12%
- Extreme weather2%
- Security0%
Other airlines on IAH to TUL
- SkyWest Airlines84% on time · 11 min avg delay
Full IAH to TUL comparison →
United Airlines on-time record across all routes →
309 United Airlines flights tracked on this route; 2 cancelled, 0 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.