The U.S. Department of Transportation announced Tuesday that it will terminate the approval of a joint collaboration between Delta Air Lines and Aeromexico, effective Jan. 1, 2026, according to a press release from the DOT .

The collaboration allowed for Delta Air Lines and Aeromexico to align their schedules, share revenues and jointly oversee routes between the US and Mexico since its establishment in 2017, according to Aerotime .

The DOT said Mexico has not been in compliance with the 2015 U.S.-Mexico Air Transport Agreement since 2022, which sought to promote and facilitate air travel between the countries while maintaining a competitive market.

“Empty promises mean nothing. After years of taking advantage of the U.S. and our carriers, we need to see definitive action by Mexic

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