Frontier Airlines is the most reliable airline on the MSY to IAH route with a 100% on-time rate, compared to Spirit Airlines at 77%. Based on 12 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: MSY to IAH
New Orleans to Houston — airline reliability comparison
On-Time Rate by Airline
Frontier Airlines100%
SkyWest Airlines91%
Southwest Airlines83%
United Airlines83%
Spirit Airlines77%
MSY to IAH Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Frontier AirlinesF9Best | 100% | 0.0% | 0m | 12 |
| SkyWest AirlinesOO | 91% | 4.7% | 131m | 126 |
| Southwest AirlinesWN | 83% | 1.7% | 61m | 600 |
| United AirlinesUA | 83% | 1.6% | 79m | 9,169 |
| Spirit AirlinesNKWorst | 77% | 1.9% | 81m | 940 |
Route Overview
83%
Overall On-Time
78m
Avg Delay
1.6%
Cancel Rate
10,917
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.