BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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TUL→IAH

Tulsa, OK (TUL) to Houston, TX (IAH) flight delay odds

83.8% of 1,123 official scheduled TUL-to-IAH flights arrived on time; 10.5% arrived at least 30 minutes late and 0.5% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
83.8%arrived on time
10.5%30+ min late
0.5%cancelled
1,123scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.0%all scheduled flights
120+ minutes late3.5%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+3.6 mincompleted flights

Which departure time was most reliable for TUL to IAH?

Among qualifying TUL-to-IAH departure window results, Early morning had the highest on-time rate: 90.3% of 237 flights. Evening was lowest at 79.2% across 106 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning23790.3%3.8%1.7%
Late morning7885.9%11.5%0.0%
Afternoon70282.1%12.1%0.3%
Evening10679.2%14.2%0.0%

Which weekday was most reliable for TUL to IAH?

Among qualifying TUL-to-IAH weekday results, Thursday had the highest on-time rate: 90.3% of 165 flights. Friday was lowest at 79.8% across 168 flights.

DayFlightsOn time30+ minCancelled
Monday16782.6%10.8%0.0%
Tuesday16785.0%9.0%0.0%
Wednesday16086.9%9.4%0.0%
Thursday16590.3%4.8%0.0%
Friday16879.8%13.7%1.2%
Saturday14180.1%13.5%2.1%
Sunday15581.3%12.9%0.6%

Which airline was most reliable for TUL to IAH?

Among qualifying TUL-to-IAH airline results, United Airlines had the highest on-time rate: 88.4% of 336 flights. SkyWest Airlines was lowest at 81.8% across 787 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines78781.8%12.2%0.4%
United Airlines33688.4%6.5%0.9%

Which month was most reliable for TUL to IAH?

Among qualifying TUL-to-IAH month results, February 2026 had the highest on-time rate: 94.2% of 69 flights. May 2026 was lowest at 75.0% across 84 flights.

MonthFlightsOn time30+ minCancelled
July 202510682.1%15.1%0.9%
August 202511586.1%9.6%0.9%
September 202512090.0%7.5%0.8%
October 202513187.8%9.2%0.0%
November 202514383.2%7.7%0.0%
December 20259281.5%13.0%1.1%
January 20266583.1%10.8%3.1%
February 20266994.2%4.3%0.0%
March 20266680.3%13.6%0.0%
April 20266180.3%14.8%0.0%
May 20268475.0%11.9%0.0%
June 20267176.1%12.7%0.0%

What drove TUL to IAH delay minutes?

Late aircraft was the largest recorded TUL-to-IAH delay category, accounting for 35.3% of 14,768 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.3%
Late aircraft35.3%
National airspace26.7%
Weather8.7%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.