How often are SEA to HNL flights on time?

Flights from Seattle (SEA) to Honolulu (HNL) arrive on time 80% of the time across 15,777 flights of official data.

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

Delta Air Lines has the best on-time record on this route at 90% across 4,171 flights.

Route reliability

Flights from Seattle to Honolulu arrive on time 80% of the time across 15,777 flights. Here’s how each airline really performs.

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On-time rate

15,777 flights

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

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Nonstop vs. Connecting Flights: The Reliability Trade-off

A stop multiplies the ways a trip can break. When it's worth it — and how to de-risk it.

Do Morning Flights Really Have Fewer Delays?

Yes — and there's a clear reason. How delays snowball through the day.

Are Some Airlines Really More Reliable Than Others?

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