UA737 · SEA → SFO

United Airlines · Seattle to San Francisco · last 12 months · 362 flights tracked

53.9%on-time

UA737 SEA→SFO: 53.9% on-time over 362 flights (last 12 months) — below average. It trails the route average (59.8%) by 5.9 points. Best day to fly: Tue (70.6%); worst: Mon (37.7%). Seasonality matters: Mar is the most reliable month (90.3%), Jun the worst (16.7%). Average arrival delay: 29.8 minutes.

Data: US BTS, last 12 months.

29.8 minavg arrival delay

0.6%cancelled

0diverted

362flights tracked

Arrival delay distribution

Early/on time · 1531–60 min · 15461–180 min · 45180+ min · 8

On-time by day of week

Mon

37.7%

Tue

70.6%

Wed

47.1%

Thu

51.0%

Fri

46.2%

Sat

66.0%

Sun

59.6%

On-time by month

60.0%

Sep

67.7%

Oct

88.0%

Nov

61.3%

Dec

77.4%

Jan

67.9%

Feb

90.3%

Mar

20.0%

Apr

25.8%

May

16.7%

Jun

25.8%

Jul

51.6%

Aug

← All flights on SEA–SFO