UA540 · DEN → SAN

United Airlines · Denver to San Diego · last 12 months · 364 flights tracked

63.5%on-time

UA540 DEN→SAN: 63.5% on-time over 364 flights (last 12 months) — below average. It trails the route average (73.8%) by 10.3 points. Best day to fly: Tue (72.5%); worst: Sun (46.2%). Seasonality matters: Apr is the most reliable month (90.0%), Jul the worst (35.5%). Average arrival delay: 23.9 minutes.

Data: US BTS, last 12 months.

23.9 minavg arrival delay

0.3%cancelled

1diverted

364flights tracked

Arrival delay distribution

Early/on time · 1561–60 min · 16361–180 min · 36180+ min · 7

On-time by day of week

Mon

62.3%

Tue

72.5%

Wed

70.6%

Thu

62.7%

Fri

61.5%

Sat

69.2%

Sun

46.2%

On-time by month

69.0%

Sep

64.5%

Oct

79.3%

Nov

54.8%

Dec

67.7%

Jan

82.1%

Feb

71.0%

Mar

90.0%

Apr

64.5%

May

46.7%

Jun

35.5%

Jul

38.7%

Aug

← All flights on DEN–SAN