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UA1973 · PHL → SFO

United Airlines · Philadelphia to San Francisco · last 12 months · 97 flights tracked

84.0%on-time

UA1973 PHL→SFO: 84.0% on-time over 97 flights (last 12 months) — solid. It beats the route average (71.9%) by 12.1 points. Best day to fly: Fri (93.3%); worst: Mon (66.7%). Seasonality matters: Mar is the most reliable month (92.9%), Dec the worst (45.5%). Cancellation rate is 3.1% — have a backup plan. Average arrival delay: 7.9 minutes.

Data: US BTS, last 12 months.

7.9 minavg arrival delay

3.1%cancelled

0diverted

97flights tracked

Arrival delay distribution

Early/on time · 671–60 min · 2561–180 min · 2180+ min · 0

On-time by day of week

Mon

66.7%

Tue

78.6%

Wed

92.9%

Thu

85.7%

Fri

93.3%

Sat

83.3%

Sun

84.6%

On-time by month

45.5%

Dec

89.3%

Jan

85.2%

Feb

92.9%

Mar

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