BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
TULIAH

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

Historically, 83.8% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,123 flights.

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

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

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%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

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%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

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

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

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 reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

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.