Route Reliability
Houston → Tulsa
IAH–TUL · 429 miles · George Bush Intercontinental Airport to Tulsa International Airport
- 81%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 1.5%
- Cancelled
- 2,118
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 81% of the time across 2,118 flights. No comparison to make.
What the data says
Morning flights do better here.
IAH–TUL flights departing between 9 AM–12 PM arrived on time 86% of the time, versus 75% between 3–6 PM.
Wednesday comes out ahead.
A small edge: 85% on time on Wednesdays against 78% on Mondays.
Slipping a little lately.
IAH–TUL flights arrived on time 83% of the time over the last three months in the data, compared with 88% 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
- Mon78%(320 flights)
- Tue84%(292 flights)
- Wed85%(307 flights)
- Thu82%(315 flights)
- Fri81%(303 flights)
- Sat80%(232 flights)
- Sun79%(313 flights)
- 6–9 AM86%(355 flights)
- 9 AM–12 PM86%(240 flights)
- 12–3 PM83%(626 flights)
- 3–6 PM75%(118 flights)
- 6–9 PM77%(608 flights)
- 9 PM–12 AM76%(135 flights)
Jun 65% → May 82% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 65% | 203 |
| July 2025 | 73% | 184 |
| August 2025 | 79% | 174 |
| September 2025 | 82% | 142 |
| October 2025 | 90% | 154 |
| November 2025 | 77% | 192 |
| December 2025 | 83% | 184 |
| January 2026 | 89% | 168 |
| February 2026 | 93% | 150 |
| March 2026 | 84% | 178 |
| April 2026 | 83% | 171 |
| May 2026 | 82% | 182 |
Same trip, other airports
Keep nerding
Based on 2,118 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.