Skip to content
WanderNerd

Route Reliability

Houston → Oklahoma City

IAHOKC · 395 miles · George Bush Intercontinental Airport to Will Rogers International Airport

84
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
6 min
Average arrival delay
1.2%
Cancelled
2,609
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 82% of the time across 2,609 flights. No comparison to make.

What the data says

Morning flights do better here.

IAH–OKC flights departing between 6–9 AM arrived on time 89% of the time, versus 74% between 6–9 PM.

Sunday scaries are real for this one.

IAH–OKC flights arrived on time 87% of the time on Tuesdays. On Sundays: 78%.

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

On-time by weekday
  • Mon81%(385 flights)
  • Tue87%(373 flights)
  • Wed86%(377 flights)
  • Thu83%(380 flights)
  • Fri79%(377 flights)
  • Sat79%(296 flights)
  • Sun78%(383 flights)
On-time by departure window
  • 6–9 AM89%(347 flights)
  • 9 AM–12 PM87%(358 flights)
  • 12–3 PM84%(588 flights)
  • 3–6 PM85%(316 flights)
  • 6–9 PM74%(717 flights)
  • 9 PM–12 AM79%(245 flights)
On-time trend by month
86%
May

Jun 65% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202565%220
July 202574%229
August 202578%225
September 202590%213
October 202588%237
November 202581%228
December 202582%198
January 202686%187
February 202685%199
March 202685%205
April 202683%204
May 202686%226

Based on 2,609 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.