Originally Posted by
beckoa
Who were you booked on?
If AS it should let you check in from SEA... and even if its booked on DL you can select OLCI from SEA and that should work... but if its a codeshare, that seems to be when things can get funky...
It's a Delta-issued 006 ticket, and the Alaska-operated flight is coded with a DL flight number. On the alaskaair.com PNR, though, it comes up with the AS flight number.