UA2309 · DEN → SAN

United Airlines · Denver to San Diego · last 12 months · 343 flights tracked

90.9%on-time

UA2309 DEN→SAN: 90.9% on-time over 343 flights (last 12 months) — excellent. It beats the route average (73.8%) by 17.1 points. Best day to fly: Mon (95.9%); worst: Sun (83.7%). Seasonality matters: Apr is the most reliable month (100.0%), Jun the worst (83.3%). Average arrival delay: 4.8 minutes.

Data: US BTS, last 12 months.

4.8 minavg arrival delay

0.3%cancelled

1diverted

343flights tracked

Arrival delay distribution

Early/on time · 2791–60 min · 5561–180 min · 7180+ min · 0

On-time by day of week

Mon

95.9%

Tue

95.9%

Wed

93.9%

Thu

87.5%

Fri

89.6%

Sat

89.8%

Sun

83.7%

On-time by month

86.7%

Sep

100.0%

Oct

85.7%

Nov

87.1%

Dec

87.1%

Jan

90.9%

Feb

96.3%

Mar

100.0%

Apr

96.8%

May

83.3%

Jun

83.9%

Jul

90.3%

Aug

← All flights on DEN–SAN