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Route Reliability

Houston → JAN

IAH–JAN · 351 miles · George Bush Intercontinental Airport to JAN Airport

82
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
7 min
Average arrival delay
1.7%
Cancelled
1,606
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 1,606 flights. No comparison to make.

What the data says

Morning flights do better here.

IAH–JAN flights departing between 9 AM–12 PM arrived on time 86% of the time, versus 77% between 6–9 PM.

Friday is doing you no favors.

IAH–JAN flights arrived on time 85% of the time on Tuesdays. On Fridays: 77%.

Slipping a little lately.

IAH–JAN flights arrived on time 81% of the time over the last three months in the data, compared with 86% 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

On-time by weekday
  • Mon78%(232 flights)
  • Tue85%(223 flights)
  • Wed83%(229 flights)
  • Thu84%(231 flights)
  • Fri77%(229 flights)
  • Sat82%(205 flights)
  • Sun81%(226 flights)
On-time by departure window
  • 9 AM–12 PM86%(569 flights)
  • 12–3 PM81%(461 flights)
  • 3–6 PM—(4 flights)
  • 6–9 PM77%(541 flights)
On-time trend by month
79%
May

Jun 72% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202572%132
July 202574%146
August 202581%150
September 202590%145
October 202580%151
November 202582%137
December 202574%133
January 202690%117
February 202695%101
March 202683%118
April 202680%120
May 202679%125

Same trip, other airports

Keep nerding

Based on 1,606 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.