DL1399 · MIA → BOS

Delta Air Lines · Miami to Boston · last 12 months · 227 flights tracked

70.5%on-time

DL1399 MIA→BOS: 70.5% on-time over 227 flights (last 12 months) — average. It beats the route average (69.8%) by 0.7 points. Best day to fly: Wed (84.4%); worst: Thu (54.5%). Seasonality matters: Jun is the most reliable month (83.3%), Oct the worst (45.2%). Average arrival delay: 23.7 minutes.

Data: US BTS, last 12 months.

23.7 minavg arrival delay

0.4%cancelled

2diverted

227flights tracked

Arrival delay distribution

Early/on time · 1281–60 min · 6761–180 min · 23180+ min · 6

On-time by day of week

Mon

60.6%

Tue

80.6%

Wed

84.4%

Thu

54.5%

Fri

63.6%

Sat

77.4%

Sun

74.2%

On-time by month

66.7%

Sep

45.2%

Oct

72.4%

Nov

73.7%

Dec

76.0%

May

83.3%

Jun

74.2%

Jul

71.0%

Aug

← All flights on MIA–BOS