United Airlines
UA540Denver to San Diego
United Airlines flight UA540 flies from Denver (DEN) to San Diego (SAN), 1,371 km. Over August 2025 to July 2026 it usually arrives about 14 minutes late: 69% of 523 flights arrived within 15 minutes of schedule and 0.2% were cancelled (US Department of Transportation data).
On-time record, last 12 months
69%
on time (within 15 min)
19%
more than 30 min late
0.2%
cancelled
+14 min
average arrival vs schedule
Every operation of UA540, August 2025 to July 2026: 523 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA540
- Denver (DEN) to San Diego (SAN)364 flights
- San Francisco (SFO) to Denver (DEN)72 flights
- Baltimore (BWI) to Denver (DEN)36 flights
- Raleigh-durham (RDU) to San Francisco (SFO)30 flights
- Pensacola (PNS) to Denver (DEN)21 flights
Other flights from Denver to San Diego
More about Denver (DEN) and San Diego (SAN).
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