Shares of airlines took flight Monday, following upbeat efficacy data on Moderna Inc.'s COVID-19 vaccine candidate. The U.S. Global Jets ETF /zigman2/quotes/207744796/composite JETS -0.58% surged 4.2% in premarket trading, after being up 2.6% just before Moderna said its mRNA-1273 COVID-19 vaccine demonstrated 94.5% efficacy, and that it can be stored for longer times at standard refrigerator temperatures. Among the more active air carrier stocks, American Airlines Group Inc. /zigman2/quotes/209207041/composite AAL -0.06% ran up 6.4%, Delta Air Lines Inc. /zigman2/quotes/200327741/composite DAL -1.65% climbed 4.6%, United Airlines Holdings Inc. /zigman2/quotes/205037281/composite UAL -1.06% hiked up 7.5%, JetBlue Airways Corp. /zigman2/quotes/207639051/composite JBLU +0.13% soared 8.1%, Southwest Airlines Co. /zigman2/quotes/201071949/composite LUV -0.80% jumped 5.5% and Spirit Airlines Inc. /zigman2/quotes/205782179/composite SAVE +0.73% advanced 8.2%. The rally comes as futures /zigman2/quotes/209948968/delayed ES00 -0.11% for the S&P 500 /zigman2/quotes/210599714/realtime SPX -0.30% rallied 1.2%.