United Airlines is the most reliable airline on the TPA to IAH route with a 84% on-time rate, compared to Frontier Airlines at 71%. Based on 4,852 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: TPA to IAH
Tampa to Houston — airline reliability comparison
On-Time Rate by Airline
United Airlines84%
Spirit Airlines78%
Frontier Airlines71%
TPA to IAH Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| United AirlinesUABest | 84% | 1.4% | 78m | 4,852 |
| Spirit AirlinesNK | 78% | 2.4% | 87m | 775 |
| Frontier AirlinesF9Worst | 71% | 1.8% | 83m | 201 |
Route Overview
83%
Overall On-Time
82m
Avg Delay
1.7%
Cancel Rate
5,863
Total Flights
Flying out of TPA? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.