How often are LGA to IAH flights on time?

Flights from New York (LGA) to Houston (IAH) arrive on time 87% of the time across 24,827 flights of official data.

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

Spirit Airlines has the best on-time record on this route at 89% across 1,382 flights.

Route reliability

Flights from New York to Houston arrive on time 87% of the time across 24,827 flights. Here’s how each airline really performs.

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On-time rate

24,827 flights

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

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Do Morning Flights Really Have Fewer Delays?

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Are Some Airlines Really More Reliable Than Others?

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