DL 1831 then AS 783 at Atlanta
Guatemala City → Atlanta → Portland (Oregon)
Timetable, Atlanta time
18:39DL 1831 from Guatemala City at the gate
18:17AS 783 to Portland (Oregon) leaves the gate
23 h 38 apart on the timetable, overnight
AS 783 leaves 23 h 38 after DL 1831 arrives on the timetable: more than half a day, so not a connection we count.