How mobile-friendly is Delta Airlines?
There is an iOS app from Delta Airlines which will work on your iPhone, iPod, or iPad.
As a member of Delta Airlines SkyMiles (and we always recommend joining loyalty programs, you can use the app to manage your account, view upcoming reservations, and more.
Delta Airlines has an Android app that works with most Android tablets, phones, and some Android Wear devices. You can get the same stuff done on the Android app as you can on the iOS app for Delta Airlines.
If you're just looking for their mobile site, you can head on over to http://www.delta.com on your mobile device.