Narita→Boston Logan NRT→BOS

Cancellation: 0% / Avg delay when late: 113min

Flight time & service

Flight time (scheduled): 12h 45mActual average 12h 29m
Flights per day: 1
Airlines serving: 1

Flight time is the median scheduled gate-to-gate (block) time; the actual average excludes cancelled and diverted flights

By carrier

	On-time departure		Avg delay when late	n
JL		33.3%	+113min	n=27

Avg delay when late counts only flights that departed more than 15 minutes behind schedule

By day of week

	On-time departure		Avg delay when late	n
Mon	—	Collecting data	+493min	n=4
Tue	—	Collecting data	+37min	n=3
Wed	—	Collecting data	+65min	n=4
Thu	—	Collecting data	+28min	n=4
Fri	—	Collecting data	+20min	n=4
Sat	—	Collecting data	+22min	n=4
Sun	—	Collecting data	+48min	n=4

Avg delay when late counts only flights that departed more than 15 minutes behind schedule

By departure time

	On-time departure		Avg delay when late	n
18:00-21:00		33.3%	+113min	n=27

Avg delay when late counts only flights that departed more than 15 minutes behind schedule

Monthly trend

	On-time departure		Avg delay when late	n
2026-10	—	Collecting data	+25min	n=3
2026-09		25.8%	+108min	n=31
2026-08		58.1%	+37min	n=31
2026-07		75%	+22min	n=20

Avg delay when late counts only flights that departed more than 15 minutes behind schedule

Flights on this route 1

See the full aircraft rotation history

Ship charts and fleet rotation show the last 3 days to everyone. Standard members (¥280/month) get the last 27 days for aircraft of Japanese airlines. The on-time data itself is free for all.

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Updated: 2026-10-06 / Last 28 days