United Airlines
UA2661San Francisco to Ontario
United Airlines flight UA2661 flies from San Francisco (SFO) to Ontario (ONT), 585 km. Over August 2025 to July 2026 it usually arrives about 5 minutes late: 80% of 438 flights arrived within 15 minutes of schedule and 0.2% were cancelled (US Department of Transportation data).
On-time record, last 12 months
80%
on time (within 15 min)
9%
more than 30 min late
0.2%
cancelled
+5 min
average arrival vs schedule
Every operation of UA2661, August 2025 to July 2026: 438 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA2661
- San Francisco (SFO) to Ontario (ONT)164 flights
- Chicago O'Hare (ORD) to New York (LGA)121 flights
- Philadelphia (PHL) to San Francisco (SFO)118 flights
- New York (LGA) to Houston (IAH)31 flights
- San Francisco (SFO) to Boston (BOS)3 flights
- San Jose (SJC) to Newark Liberty (EWR)1 flights
Other flights from San Francisco to Ontario
More about San Francisco (SFO) and Ontario (ONT).
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