sia777’s flht was operated by a B777-300ER, with 28 Premium Economy seats in a 2-4-2 confuration. In case you were wondering, armrests in Premium EconomyAfter visiting Singapore Airs’ The Private Room and the Singapore Airs First Class Lounge, it was time to continue my long journey to Abu Dhabi, by flying Singapore Airs’ Boeing 777-300ER first class from