Route Reliability
Houston → Charlotte
IAH–CLT · 912 miles · George Bush Intercontinental Airport to Charlotte Douglas International Airport
- 82%
- Arrive within 15 minutes
- 12 min
- Average arrival delay
- 1.9%
- Cancelled
- 2,875
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.United Airlines83%1,047 flights
- 2.American Airlines82%1,630 flights
- 3.Frontier Airlines66%198 flights
What the data says
Morning flights do better here.
IAH–CLT flights departing between 6–9 AM arrived on time 90% of the time, versus 71% between 6–9 PM.
Tuesday comes out ahead.
A small edge: 84% on time on Tuesdays against 79% on Mondays.
United Airlines has a clear lead on this route.
United Airlines arrived on time 83% of the time on this route; Frontier Airlines managed 66%.
Recent months have been rougher.
IAH–CLT flights arrived on time 79% of the time over the last three months in the data, compared with 90% 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%(436 flights)
- Tue84%(373 flights)
- Wed83%(373 flights)
- Thu82%(426 flights)
- Fri80%(436 flights)
- Sat81%(339 flights)
- Sun83%(434 flights)
- 3–6 AM—(2 flights)
- 6–9 AM90%(893 flights)
- 9 AM–12 PM88%(375 flights)
- 12–3 PM80%(618 flights)
- 3–6 PM71%(432 flights)
- 6–9 PM71%(497 flights)
Jun 70% → May 80% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 70% | 243 |
| July 2025 | 69% | 246 |
| August 2025 | 76% | 233 |
| September 2025 | 91% | 229 |
| October 2025 | 86% | 243 |
| November 2025 | 86% | 231 |
| December 2025 | 88% | 228 |
| January 2026 | 92% | 202 |
| February 2026 | 89% | 215 |
| March 2026 | 77% | 245 |
| April 2026 | 79% | 248 |
| May 2026 | 80% | 254 |
Same trip, other airports
Keep nerding
Based on 2,875 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.