Tokyo Narita to Buenos Aires via Houston

2 connections on the timetable in the last 7 days, each with its time between the gates on up to 10 days, to Thu 12 Nov. Find yours by its times.

Between the gates, a bar a day, oldest to latestTimetable

1. 3 h 40 apart UA 6 arrives 14:50 → UA 831 leaves 18:30 Between the gates: 4 h to 4 h 33, typically 4 h 17
2. 5 h 40 apart UA 6 arrives 14:50 → UA 819 leaves 20:30 Between the gates: 5 h 33 to 7 h 56, typically 6 h 03

Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.