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

Tampa, FL (TPA) to Houston, TX (IAH) flight delay odds

84.2% of 1,650 official scheduled TPA-to-IAH flights arrived on time; 11.0% 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
84.2%arrived on time
11.0%30+ min late
0.5%cancelled
1,650scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.9%all scheduled flights
120+ minutes late3.0%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+0.2 mincompleted flights

Which departure time was most reliable for TPA to IAH?

Among qualifying TPA-to-IAH departure window results, Early morning had the highest on-time rate: 92.3% of 401 flights. Evening was lowest at 72.4% across 406 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning40192.3%5.0%0.2%
Late morning70487.5%8.1%0.6%
Afternoon13378.9%18.0%0.0%
Evening40672.4%19.2%0.7%

Which weekday was most reliable for TPA to IAH?

Among qualifying TPA-to-IAH weekday results, Saturday had the highest on-time rate: 87.8% of 229 flights. Sunday was lowest at 79.2% across 259 flights.

DayFlightsOn time30+ minCancelled
Monday25084.8%12.0%0.4%
Tuesday21386.9%7.5%0.9%
Wednesday20587.3%8.3%0.5%
Thursday24983.9%8.8%1.2%
Friday24580.8%15.1%0.0%
Saturday22987.8%8.3%0.0%
Sunday25979.2%15.4%0.4%

Which airline was most reliable for TPA to IAH?

Among qualifying TPA-to-IAH airline results, United Airlines had the highest on-time rate: 86.9% of 1,362 flights. Frontier Airlines was lowest at 70.1% across 137 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines1,36286.9%8.7%0.3%
Spirit Airlines15172.2%19.9%1.3%
Frontier Airlines13770.1%23.4%1.5%

Which month was most reliable for TPA to IAH?

Among qualifying TPA-to-IAH month results, February 2026 had the highest on-time rate: 95.7% of 115 flights. June 2026 was lowest at 75.7% across 107 flights.

MonthFlightsOn time30+ minCancelled
July 202517778.0%16.4%0.0%
August 202514977.2%14.8%0.0%
September 202513594.8%3.7%0.0%
October 202512481.5%8.9%0.0%
November 202515186.1%8.6%2.6%
December 202515082.7%11.3%1.3%
January 202614589.0%8.3%0.0%
February 202611595.7%3.5%0.0%
March 202613985.6%12.2%1.4%
April 202613584.4%12.6%0.0%
May 202612381.3%13.0%0.0%
June 202610775.7%16.8%0.0%

What drove TPA to IAH delay minutes?

National airspace was the largest recorded TPA-to-IAH delay category, accounting for 35.4% of 20,943 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.5%
Late aircraft29.4%
National airspace35.4%
Weather5.7%
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.