Originally Posted by
MAWin2013
ALL: I’m flying Korean Air (Prestige Class with presumably faster deplaning) from Vietnam to Incheon; connecting to Delta for the flight home to the USA. Delta sold these codeshare flights together on one ticket/itinerary, and the layover is 90 minutes. (1) Change of terminals? (2) Sufficient connection time OR ought I change my Delta flight to a later one that affords a 3+ hour layover?
Yes, 90 minutes is more than sufficient. I've connected at ICN when flying to HKG and back from the US, even as little as 45 minutes would've worked in both directions for me (did this three times).