UA1015 · SFO → BOS

United Airlines · San Francisco to Boston · last 12 months · 83 flights tracked

93.9%on-time

UA1015 SFO→BOS: 93.9% on-time over 83 flights (last 12 months) — excellent. It beats the route average (74.5%) by 19.4 points. Best day to fly: Mon (100.0%); worst: Sat (83.3%). Seasonality matters: Jun is the most reliable month (100.0%), Sep the worst (84.6%). Average arrival delay: 3.1 minutes.

Data: US BTS, last 12 months.

3.1 minavg arrival delay

1.2%cancelled

0diverted

83flights tracked

Arrival delay distribution

Early/on time · 731–60 min · 861–180 min · 1180+ min · 0

On-time by day of week

Mon

100.0%

Tue

100.0%

Wed

100.0%

Thu

93.3%

Fri

93.3%

Sat

83.3%

Sun

92.9%

On-time by month

84.6%

Sep

100.0%

May

100.0%

Jun

90.9%

Jul

87.5%

Aug

← All flights on SFO–BOS