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UA142 Narita→Denver (NRT→DEN) / Narita→Seattle–Tacoma (NRT→SEA) / Roman Tmetuchl→Narita (ROR→NRT)

Latest operation On 2026-10-5 it departed 5 min late and arrived 15 min early

85.3% On-time departure 79.4% On-time arrival

Cancellation: 2.9% / Diversion: 0% / Avg delay when late: 104min

2026-9-9 – 2026-10-5 ・ 35 flights

Flight time & service

Flight time (scheduled)
10h 35mActual average 10h 26m

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

Related

Daily operations

DateLegSTDATDSTAATAAircraftTailBlockvs schedule−60 ｜ +60
2026-10-5NRT-DEN16:3016:35+512:0511:50−15B789 N1998610:15
2026-10-4ROR-NRT10:5510:46−915:3015:15−15B738 N732834:29
2026-10-4NRT-DEN16:3016:20−1012:0511:30−35B789 N2996110:10
2026-10-3NRT-DEN16:3016:24−612:0511:13−52B789 N299789:49
2026-10-2NRT-DEN16:3017:39+6912:0512:54+49B789 N2696010:15
2026-10-1ROR-NRT10:5510:43−1215:3015:16−14B38M N173294:33
2026-10-1NRT-DEN16:3016:25−512:0511:45−20B789 N1395410:20
2026-9-30NRT-DEN16:3016:28−212:0511:58−7B789 N2898710:30
2026-9-29NRT-SEA16:3016:38+811:0509:00−125B789 N249808:22
2026-9-28NRT-DEN16:3016:41+1112:0512:49+44B789 N2497911:08
2026-9-27ROR-NRT10:5510:44−1115:3015:21−9B38M N173024:37
2026-9-27NRT-DEN16:3016:23−712:0511:56−9B789 N2796510:33
2026-9-26NRT-DEN16:3016:24−612:0511:25−40B789 N2996110:01
2026-9-25NRT-DEN16:3016:22−812:0511:12−53B789 N249809:50
2026-9-24ROR-NRT10:5510:49−615:3015:28−2B38M N173264:39
2026-9-24NRT-DEN16:3016:22−812:0511:50−15B789 N1998610:28
2026-9-23NRT-DEN16:3016:30±012:0512:05±0B789 N2996110:35
2026-9-22NRT-DEN16:3016:37+712:0512:32+27B789 N2696010:55
2026-9-21NRT-DEN16:30CancelledB789 N36962—
2026-9-20ROR-NRT10:5510:48−715:3015:26−4B38M N273044:38
2026-9-20NRT-DEN16:3016:30±012:0512:09+4B789 N2796510:39
2026-9-19NRT-DEN16:3016:27−312:0512:05±0B789 N2799710:38
2026-9-18NRT-DEN16:3016:32+212:0511:45−20B789 N2997510:13
2026-9-17ROR-NRT10:5512:46+11115:3017:08+98B38M N173034:22
2026-9-17NRT-DEN16:3020:34+24412:0515:50+225B789 N2499010:16
2026-9-16NRT-DEN16:3016:42+1212:0511:53−12B789 N2497210:11
2026-9-15NRT-DEN16:3016:21−912:0512:05±0B789 N2497310:44
2026-9-14NRT-DEN16:3016:28−212:0512:20+15B789 N2498010:52
2026-9-13ROR-NRT10:5510:46−915:3015:22−8B738 N332624:36
2026-9-13NRT-DEN16:3016:25−512:0511:56−9B789 N2697010:31
2026-9-12NRT-DEN16:3016:28−212:0511:50−15B789 N2799710:22
2026-9-11NRT-DEN16:3016:33+312:0511:57−8B789 N3895510:24
2026-9-10ROR-NRT10:5510:40−1515:3015:05−25B38M N173294:25
2026-9-10NRT-DEN16:3017:36+6612:0512:57+52B789 N2997510:21
2026-9-9NRT-DEN16:3017:02+3212:0512:47+42B789 N2498810:45

Centre line is on schedule. The left end of each line is the departure offset, the dot on the right is the arrival offset — extending right means the delay grew, pulling back left means it was made up in the air. Times are local to each airport.

By day of week All time

Mon
Dep
81.8%n=11
Arr
72.7%n=11
Tue
Dep
83.3%n=12
Arr
50%n=12
Wed
Dep
83.3%n=12
Arr
50%n=12
Thu
Dep
83.3%n=24
Arr
70.8%n=24
Fri
Dep
83.3%n=12
Arr
41.7%n=12
Sat
Dep
91.7%n=12
Arr
75%n=12
Sun
Dep
100%n=22
Arr
90.9%n=22

Monthly trend

On-time departureAvg delay
when late		n
2026-10—Collecting data+69minn=4
2026-09
78.4%+98minn=37
2026-08
95%+66minn=40
2026-07
91.7%+61minn=24

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

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Updated: / Last 28 days

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