Delta currently charges domestic passengers $15 for the first checked bag and $25 for a second bag. For flights starting Aug. 4, passengers who check bags at the airport will pay $20 for first checked bags, and $30 for the second bag.
Fees for bags checked in online remain the same, Delta said.
via Delta announces $5 surcharge for bags checked at the airport – Atlanta Business Chronicle: .
I hope they fixed online checkin. The last 2 Delta flights I had I couldn‘t check-in bags online.