Delta Air Lines has uncorked a rebranding of all of its fare types — upending the Basic Economy/Main Cabin/Comfort Plus/etc. order that has dominated the big U.S. airlines for the last decade or so.

Delta has hinted that it plans to unbundle its business class, meaning the cheapest fare may not include bags, a reserved seat, or lounge access.

Delta Air Lines senior vice president and chief information officer Theresa Wise — a math whiz and concert violinist — is the woman who has been handed that daunting task. Talk about a math ...

I recently booked basic economy domestic flights with United and Delta for similar prices. Each ride was about 4 ½ hours, but the two bookings felt like completely different classes to me.

Delta Air Lines has uncorked a rebranding of all of its fare types — upending the Basic Economy/Main Cabin/Comfort Plus/etc. order that has dominated the big U.S. airlines for the ...