DL860 · SFO → BOS

Delta Air Lines · San Francisco to Boston · last 12 months · 63 flights tracked

38.7%on-time

DL860 SFO→BOS: 38.7% on-time over 63 flights (last 12 months) — below average. It trails the route average (74.5%) by 35.8 points. Best day to fly: Wed (50.0%); worst: Thu (25.0%). Seasonality matters: Aug is the most reliable month (42.9%), Jun the worst (27.8%). Average arrival delay: 34.2 minutes.

Data: US BTS, last 12 months.

34.2 minavg arrival delay

0.0%cancelled

1diverted

63flights tracked

Arrival delay distribution

Early/on time · 141–60 min · 3961–180 min · 9180+ min · 0

On-time by day of week

Mon

38.5%

Tue

33.3%

Wed

50.0%

Thu

25.0%

Fri

41.7%

Sun

100.0%

On-time by month

27.8%

Jun

41.7%

Jul

42.9%

Aug

← All flights on SFO–BOS