DL717 · SFO → DTW

Delta Air Lines · San Francisco to Detroit · last 12 months · 226 flights tracked

61.3%on-time

DL717 SFO→DTW: 61.3% on-time over 226 flights (last 12 months) — below average. It trails the route average (77.7%) by 16.4 points. Best day to fly: Tue (76.5%); worst: Wed (48.5%). Seasonality matters: Mar is the most reliable month (90.0%), Jul the worst (29.0%). Average arrival delay: 20.6 minutes.

Data: US BTS, last 12 months.

20.6 minavg arrival delay

1.3%cancelled

1diverted

226flights tracked

Arrival delay distribution

Early/on time · 1011–60 min · 9661–180 min · 21180+ min · 4

On-time by day of week

Mon

62.9%

Tue

76.5%

Wed

48.5%

Thu

52.9%

Fri

57.6%

Sat

66.7%

Sun

65.7%

On-time by month

72.0%

Sep

83.3%

Oct

80.8%

Nov

70.0%

Dec

90.0%

Mar

76.0%

Apr

32.0%

May

34.5%

Jun

29.0%

Jul

50.0%

Aug

← All flights on SFO–DTW