Endeavor Air is the most reliable airline on the RDU to FLL route with a 88% on-time rate, compared to Spirit Airlines at 65%. Based on 16 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: RDU to FLL
Raleigh to Fort Lauderdale — airline reliability comparison
On-Time Rate by Airline
Endeavor Air88%
JetBlue Airways85%
Delta Air Lines81%
Southwest Airlines80%
Frontier Airlines70%
Spirit Airlines65%
RDU to FLL Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Endeavor Air9EBest | 88% | 0.0% | 79m | 16 |
| JetBlue AirwaysB6 | 85% | 1.6% | 57m | 1,622 |
| Delta Air LinesDL | 81% | 0.7% | 71m | 1,304 |
| Southwest AirlinesWN | 80% | 1.0% | 57m | 800 |
| Frontier AirlinesF9 | 70% | 1.9% | 83m | 58 |
| Spirit AirlinesNKWorst | 65% | 3.1% | 75m | 1,042 |
Route Overview
79%
Overall On-Time
70m
Avg Delay
1.6%
Cancel Rate
4,928
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.