How often are OAK to SEA flights on time?

Flights from Oakland (OAK) to Seattle (SEA) arrive on time 86% of the time across 17,326 flights of official data.

Which airline is most reliable on the OAK to SEA route?

Alaska Airlines has the best on-time record on this route at 90% across 8,156 flights.

Route reliability

Flights from Oakland to Seattle arrive on time 86% of the time across 17,326 flights. Here’s how each airline really performs.

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On-time rate

17,326 flights

Airline	On-time	Flights
Alaska Airlines	90%	8,156
Southwest Airlines	83%	9,170

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

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