How often are JFK to SAN flights on time?

Flights from New York (JFK) to San Diego (SAN) arrive on time 90% of the time across 12,734 flights of official data.

Which airline is most reliable on the JFK to SAN route?

Delta Air Lines has the best on-time record on this route at 91% across 5,312 flights.

Route reliability

Flights from New York to San Diego arrive on time 90% of the time across 12,734 flights. Here’s how each airline really performs.

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On-time rate

12,734 flights

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

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