United Airlines MEM to IAH on-time performance
United Airlines nonstop flights from Memphis to Houston · Aug 2025 – Jul 2026
On-time arrivals
85%
arrived < 15 min late
Cancelled
1.6%
6 flights
Avg arrival delay
8 min
47 min when late
Rank on route
#1 of 2
route average 80% on time
Key facts
- United Airlines flights on MEM to IAH arrived on time 85% of the time in Aug 2025 – Jul 2026.
- 1.6% were cancelled, and 3% arrived an hour or more late.
- That ranks #1 of 2 airlines on this route, which averaged 80% on time overall.
- The largest source of delay minutes was air traffic control & airport congestion (63%).
On-time trend by month
Why this airline's flights were late
- Air traffic control & airport congestion63%
- Airline (crew, maintenance, cleaning, fueling)36%
- Extreme weather2%
- Late-arriving aircraft0%
- Security0%
Other airlines on MEM to IAH
- SkyWest Airlines78% on time · 19 min avg delay
Full MEM to IAH comparison →
United Airlines on-time record across all routes →
364 United Airlines flights tracked on this route; 6 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.