How often are DTW to FLL flights on time?

Flights from Detroit (DTW) to Fort Lauderdale (FLL) arrive on time 86% of the time across 16,325 flights of official data.

Which airline is most reliable on the DTW to FLL route?

Spirit Airlines has the best on-time record on this route at 87% across 5,938 flights.

Route reliability

Flights from Detroit to Fort Lauderdale arrive on time 86% of the time across 16,325 flights. Here’s how each airline really performs.

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On-time rate

16,325 flights

Airline	On-time	Flights
Spirit Airlines	87%	5,938
Delta Air Lines	86%	10,387

On-time = arrived within 15 minutes of schedule, per BTS TranStats. Compare the reverse leg FLL → DTW.

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Score real DTW–FLL flights on reliability, weather, and connection safety — not just price.