OREANDA-NEWS. Southwest Airlines Co. (NYSE: LUV) announced that the Company flew 7.4 billion revenue passenger miles (RPMs) in January 2014, a 2.2 percent increase from the 7.3 billion RPMs flown in January 2013. Available seat miles (ASMs) decreased 2.6 percent to 9.7 billion from the January 2013 level of 10.0 billion. The January 2014 load factor was 76.3 percent, compared to 72.7 percent in January 2013. For January 2014, passenger revenue per ASM (PRASM) is estimated to have increased approximately five percent compared to January 2013. This increase includes one point of estimated PRASM benefit from January 2014's storms.