UA2309 · SAN → SFO

United Airlines · San Diego to San Francisco · last 12 months · 205 flights tracked

62.9%on-time

UA2309 SAN→SFO: 62.9% on-time over 205 flights (last 12 months) — below average. It beats the route average (59.5%) by 3.4 points. Best day to fly: Sat (77.8%); worst: Wed (53.6%). Seasonality matters: Jan is the most reliable month (100.0%), May the worst (45.2%). Average arrival delay: 16.7 minutes.

Data: US BTS, last 12 months.

16.7 minavg arrival delay

0.0%cancelled

0diverted

205flights tracked

Arrival delay distribution

Early/on time · 811–60 min · 11261–180 min · 12180+ min · 0

On-time by day of week

Mon

54.8%

Tue

60.7%

Wed

53.6%

Thu

63.3%

Fri

56.7%

Sat

77.8%

Sun

74.2%

On-time by month

100.0%

Jan

85.7%

Feb

100.0%

Mar

60.0%

Apr

45.2%

May

46.7%

Jun

64.5%

Jul

45.2%

Aug

← All flights on SAN–SFO