Route Reliability
Houston → Memphis
IAH–MEM · 468 miles · George Bush Intercontinental Airport to Memphis International Airport
- 80%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 1.4%
- Cancelled
- 1,691
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 80% of the time across 1,691 flights. No comparison to make.
What the data says
Morning flights do better here.
IAH–MEM flights departing between 6–9 AM arrived on time 86% of the time, versus 54% between 9 PM–12 AM.
Friday is doing you no favors.
IAH–MEM flights arrived on time 85% of the time on Wednesdays. On Fridays: 73%.
Slipping a little lately.
IAH–MEM flights arrived on time 80% of the time over the last three months in the data, compared with 84% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon79%(253 flights)
- Tue82%(216 flights)
- Wed85%(238 flights)
- Thu84%(255 flights)
- Fri73%(244 flights)
- Sat79%(209 flights)
- Sun78%(250 flights)
- 12–3 AM—(1 flights)
- 6–9 AM86%(361 flights)
- 9 AM–12 PM67%(21 flights)
- 12–3 PM84%(511 flights)
- 3–6 PM79%(277 flights)
- 6–9 PM73%(481 flights)
- 9 PM–12 AM54%(13 flights)
Jun 60% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 60% | 132 |
| July 2025 | 75% | 130 |
| August 2025 | 72% | 129 |
| September 2025 | 93% | 134 |
| October 2025 | 87% | 155 |
| November 2025 | 81% | 165 |
| December 2025 | 81% | 154 |
| January 2026 | 84% | 109 |
| February 2026 | 86% | 125 |
| March 2026 | 83% | 143 |
| April 2026 | 76% | 141 |
| May 2026 | 81% | 148 |
Same trip, other airports
Keep nerding
Based on 1,691 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.