Originally Posted by
GagaPilot
I’ll second the mileage earning caution. If the flight number is DL9*** no mileage will be earned. (DL9011 from SEA-ICN for example). But if it’s a DL7*** miles will be earned (such as DL7917 ICN-BKK.)
DL9*** will earn SkyMiles, afaik. KE9***, otoh, earns no SkyMiles.