Three more carriers are banning so-called “smart bags” from being checked into luggage holds unless a bag’s integrated lithium battery can be removed and carried separately. Allegiant Airlines, Hawaiian Airlines and United Airlines announced the new rules will take effect Jan. 15. They follow similar actions by other carriers including Air Canada, Alaska Airlines, American Airlines, British Airways, Cathay Pacific Airways, Delta Air Lines, Etihad Airways, Qantas Airways, ...
