** Shares of airline firms rally on Weds after U.S. President Donald Trump authorizes a 90-day pause as part of his tariff plan

** United Airlines UAL.O up 25%, American Airlines AAL.O up 19%, Southwest Airlines LUV.N up 15%, JetBlue JBLU.O up 16%

** Delta Air Lines DAL.N shares last up 24%. Co early Weds scrapped its 2025 forecast, as tariffs stymie demand

** S&P 1500 airlines index .SPCOMALI up 21% on the session, cutting YTD loss to ~26%

** S&P 500 .SPX surging nearly 8% on Weds amid broad rebound in equities .N

(Lance Tupper is a Reuters market analyst. The views expressed are his own)

((lance.tupper@tr.com 1-646-279-6380))