Chicago to Dallas — airline reliability comparison
Republic Airways is the most reliable airline on the ORD to DFW route with a 82% on-time rate, compared to Frontier Airlines at 63%. Based on 11 flights tracked.
This route involves weather-prone airports and high-congestion airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Republic AirwaysYXBest | 82% | 0.0% | 83m | 11 |
| United AirlinesUA | 77% | 1.3% | 67m | 6,694 |
| American AirlinesAA | 74% | 2.2% | 92m | 14,160 |
| MQ | 67% | 2.7% | 68m | 216 |
| Spirit AirlinesNK | 67% | 1.6% | 69m | 1,116 |
| Frontier AirlinesF9Worst | 63% | 3.4% | 83m | 954 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.