UA1757 · IAD → SFO

United Airlines · Washington Dulles to San Francisco · last 12 months · 365 flights tracked

58.8%on-time

UA1757 IAD→SFO: 58.8% on-time over 365 flights (last 12 months) — below average. It trails the route average (77.5%) by 18.7 points. Best day to fly: Tue (75.0%); worst: Fri (49.0%). Seasonality matters: Mar is the most reliable month (78.6%), Jun the worst (31.0%). Cancellation rate is 1.9% — have a backup plan. Average arrival delay: 34.0 minutes.

Data: US BTS, last 12 months.

34.0 minavg arrival delay

1.9%cancelled

1diverted

365flights tracked

Arrival delay distribution

Early/on time · 1401–60 min · 16161–180 min · 36180+ min · 20

On-time by day of week

Mon

56.9%

Tue

75.0%

Wed

59.6%

Thu

50.0%

Fri

49.0%

Sat

62.7%

Sun

58.3%

On-time by month

50.0%

Sep

60.0%

Oct

69.0%

Nov

54.8%

Dec

73.3%

Jan

75.0%

Feb

78.6%

Mar

60.0%

Apr

61.3%

May

31.0%

Jun

45.2%

Jul

48.4%

Aug

← All flights on IAD–SFO