How often are PDX to LAX flights on time?

Flights from Portland (PDX) to Los Angeles (LAX) arrive on time 91% of the time across 27,730 flights of official data.

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

Delta Air Lines has the best on-time record on this route at 92% across 10,535 flights.

Route reliability

Flights from Portland to Los Angeles arrive on time 91% of the time across 27,730 flights. Here’s how each airline really performs.

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On-time rate

27,730 flights

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

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