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Narita→Seattle–Tacoma NRT→SEA

NRT→SEASEA→NRT
51.9% On-time departure 42.3% On-time arrival

Cancellation: 3.7% / Avg delay when late: 41min

Flight time & service

Flight time (scheduled)
8h 50mActual average 8h 58m
Flights per day
2
Airlines serving
3

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

By carrier

On-time departureAvg delay
when late
n
AS 1
52%+44minn=25
JL 2
50%+38minn=26
UA—Collecting data—n=1

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

By day of week

On-time departureAvg delay
when late
n
Mon
33.3%+41minn=6
Tue
42.9%+29minn=7
Wed
37.5%+49minn=8
Thu
75%+38minn=8
Fri
37.5%+42minn=8
Sat
62.5%+34minn=8
Sun
71.4%+56minn=7

Avg delay when late counts only flights that departed more than 15 minutes behind schedule / Faded rows are indicative (n<10); below n=5 no rate is shown

By departure time

On-time departureAvg delay
when late
n
15:00-18:00
51.9%+38minn=27
18:00-21:00
52%+44minn=25

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

Monthly trend

On-time departureAvg delay
when late
n
2026-10
33.3%+29minn=6
2026-09
50%+37minn=58
2026-08
51.6%+47minn=62
2026-07
56.7%+35minn=30

Avg delay when late counts only flights that departed more than 15 minutes behind schedule / Faded rows are indicative (n<10); below n=5 no rate is shown

Flights on this route 2

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: / Last 28 days

Flight data powered by FlightAware