Which airline is most reliable for SAN (San Diego) to ORD (Chicago)?

We don't have enough airline-level data for the SAN to ORD route yet.

How often are flights delayed from SAN to ORD?

About 25% of flights from SAN to ORD experience delays. 75% arrive on time.

What's the average delay on SAN to ORD flights?

When flights from SAN to ORD are delayed, the average delay is approximately 44 minutes.

SAN → ORD

SAN (San Diego) to ORD (Chicago)

SAN (San Diego) to ORD (Chicago) flights arrive on time 75% of the time. The average delay is 44 minutes. Delays on this route are most often caused by weather.

Source: Bureau of Transportation Statistics. Updated March 2026.

Checking conditions so you don't have to...

SAN → ORD on-time performance by month

Worse

Better

This route is on time most of the time. About 75% of flights arrive on schedule.

Delays on this route are most often caused by weather.

SAN Airport ORD Airport

Check the return: ORD → SAN

Useful? Share it with someone who's flying.

Data last updated March 2026. Source: Bureau of Transportation Statistics.