United Airlines considered combining with Delta Air Lines in 2025.
The proposal appeared amid broader industry consolidation talks.
The Wall Street Journal, Crain's Chicago Business and Seeking Alpha said this happened.
Industry analysts regarded the potential merger as significant.
United engaged bankers to weigh the move.
After months of talks, United decided to talk to American Airlines instead.
The shift led to a reassessment of its merger strategy.
No deal was ever struck with Delta.
All discussions ceased and nothing more emerged from it.
Sources are quiet about any future partnership plans.
Investors monitor the airline's next moves closely.
The market reacted with modest activity.