United Airlines
UA390Boston to San Francisco
United Airlines flight UA390 flies from Boston (BOS) to San Francisco (SFO), 4,341 km. Over August 2025 to October 2025 it usually arrives right on schedule: 84% of 105 flights arrived within 15 minutes of schedule and 0% were cancelled (US Department of Transportation data).
On-time record, last 12 months
84%
on time (within 15 min)
10%
more than 30 min late
0%
cancelled
+1 min
average arrival vs schedule
Every operation of UA390, August 2025 to October 2025: 105 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA390
- Boston (BOS) to San Francisco (SFO)37 flights
- San Francisco (SFO) to Phoenix Sky Harbor (PHX)37 flights
- Bozeman (BZN) to Denver (DEN)31 flights
Other flights from Boston to San Francisco
More about Boston (BOS) and San Francisco (SFO).
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