United Airlines
UA2309Denver to San Diego
United Airlines flight UA2309 flies from Denver (DEN) to San Diego (SAN), 1,371 km. Over August 2025 to July 2026 it usually arrives about 3 minutes early: 82% of 520 flights arrived within 15 minutes of schedule and 0.2% were cancelled (US Department of Transportation data).
On-time record, last 12 months
82%
on time (within 15 min)
8%
more than 30 min late
0.2%
cancelled
-3 min
average arrival vs schedule
Every operation of UA2309, August 2025 to July 2026: 520 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA2309
- Denver (DEN) to San Diego (SAN)343 flights
- San Diego (SAN) to San Francisco (SFO)174 flights
- Kansas City (MCI) to Denver (DEN)3 flights
Other flights from Denver to San Diego
More about Denver (DEN) and San Diego (SAN).
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