United Airlines
UA2400Boston to San Francisco
United Airlines flight UA2400 flies from Boston (BOS) to San Francisco (SFO), 4,341 km. Over August 2025 to July 2026 it usually arrives about 22 minutes late: 64% of 469 flights arrived within 15 minutes of schedule and 1.1% were cancelled (US Department of Transportation data).
On-time record, last 12 months
64%
on time (within 15 min)
24%
more than 30 min late
1.1%
cancelled
+22 min
average arrival vs schedule
Every operation of UA2400, August 2025 to July 2026: 469 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA2400
- Boston (BOS) to San Francisco (SFO)318 flights
- San Francisco (SFO) to Las Vegas (LAS)129 flights
- Houston (IAH) to Boston (BOS)21 flights
- Houston (IAH) to Nashville (BNA)1 flights
Other flights from Boston to San Francisco
More about Boston (BOS) and San Francisco (SFO).
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