How often are DTW to LAX flights on time?

Flights from Detroit (DTW) to Los Angeles (LAX) arrive on time 87% of the time across 16,440 flights of official data.

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

Spirit Airlines has the best on-time record on this route at 90% across 4,192 flights.

Route reliability

Flights from Detroit to Los Angeles arrive on time 87% of the time across 16,440 flights. Here’s how each airline really performs.

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On-time rate

16,440 flights

Airline	On-time	Flights
Spirit Airlines	90%	4,192
Delta Air Lines	87%	12,248

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

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