We got the inside scoop on the fall trends “coming back with a bang.”Credit: Travel + Leisure / MarshallsTrending Fall Travel ClothesBrenda Song’s go-to airplane layer: Fattorseta Pashmina Scarf, $17Sellout risk: New Balance Suede 471 Sneakers, $60Looks more expensive than it is: Maison D’amelie Printed Bias Cut Satin Skirt, $25Packable jacket: Love Tree Faux Leather Motorcycle Jacket, $25Ultra-flattering: Modern Works Long-sleeve Pleated Waist …