Join Date: Jan 2008
Location: NYC, NJ, Long Island
Programs: DL DM, 1.6MM, UA Silver, NEXUS, SkyClub & AdmiralsClub Lifetime, Bonvoy Titanium
Posts: 6,649
On the DL App, go to My Wallet and tap on your Sky Miles card. It has a bar code and you can use that to board with. The machine will spit out a Seat Assignment paper (the same as if you were upgraded) for your assigned seat.