United Airlines
UA660Chicago to San Diego
United Airlines flight UA660 flies from Chicago O'Hare (ORD) to San Diego (SAN), 2,768 km. Over August 2025 to July 2026 it usually arrives about 3 minutes early: 85% of 534 flights arrived within 15 minutes of schedule and 1.7% were cancelled (US Department of Transportation data).
On-time record, last 12 months
85%
on time (within 15 min)
8%
more than 30 min late
1.7%
cancelled
-3 min
average arrival vs schedule
Every operation of UA660, August 2025 to July 2026: 534 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA660
Other flights from Chicago to San Diego
More about Chicago O'Hare (ORD) and San Diego (SAN).
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