OnTimeRoutes
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Frontier Airlines IAH to CLT on-time performance

Frontier Airlines nonstop flights from Houston to Charlotte · Aug 2025 – Jul 2026

On-time arrivals
70%
arrived < 15 min late
Cancelled
4.2%
10 flights
Avg arrival delay
19 min
58 min when late
Rank on route
#4 of 4
route average 81% on time

Key facts

  • Frontier Airlines flights on IAH to CLT arrived on time 70% of the time in Aug 2025 – Jul 2026.
  • 4.2% were cancelled, and 11% arrived an hour or more late.
  • That ranks #4 of 4 airlines on this route, which averaged 81% on time overall.
  • The largest source of delay minutes was late-arriving aircraft (52%).

On-time trend by month

30%65%100%July 2025: 87.5% on time, 0.0% cancelledJul ’25August 2025: 54.5% on time, 0.0% cancelledAug ’25September 2025: 82.4% on time, 0.0% cancelledSep ’25October 2025: 71.4% on time, 6.7% cancelledOct ’25November 2025: 68.4% on time, 0.0% cancelledNov ’25December 2025: 53.3% on time, 0.0% cancelledDec ’25January 2026: 76.5% on time, 10.5% cancelledJan ’26February 2026: 84.2% on time, 0.0% cancelledFeb ’26March 2026: 50.0% on time, 9.1% cancelledMar ’26April 2026: 45.0% on time, 13.0% cancelledApr ’26May 2026: 71.4% on time, 0.0% cancelledMay ’26June 2026: 71.4% on time, 0.0% cancelledJun ’26July 2026: 93.1% on time, 6.5% cancelledJul ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Late-arriving aircraft52%
  • Airline (crew, maintenance, cleaning, fueling)28%
  • Air traffic control & airport congestion19%
  • Extreme weather1%
  • Security0%

Other airlines on IAH to CLT

Full IAH to CLT comparison →
Frontier Airlines on-time record across all routes →

240 Frontier Airlines flights tracked on this route; 10 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.