How often are DFW to IAH flights on time?

Flights from Dallas-Fort Worth (DFW) to Houston (IAH) arrive on time 81% of the time across 37,060 flights of official data.

Which airline is most reliable on the DFW to IAH route?

Spirit Airlines has the best on-time record on this route at 91% across 192 flights.

Route reliability

Flights from Dallas-Fort Worth to Houston arrive on time 81% of the time across 37,060 flights. Here’s how each airline really performs.

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On-time rate

37,060 flights

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

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Are Some Airlines Really More Reliable Than Others?

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

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