How often are DAL to DEN flights on time?

Flights from Dallas (DAL) to Denver (DEN) arrive on time 81% of the time across 19,511 flights of official data.

Which airline is most reliable on the DAL to DEN route?

Southwest Airlines has the best on-time record on this route at 81% across 19,511 flights.

Route reliability

Flights from Dallas to Denver arrive on time 81% of the time across 19,511 flights. Here’s how each airline really performs.

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On-time rate

19,511 flights

Airline	On-time	Flights
Southwest Airlines	81%	19,511

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

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

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