January air transactions processed by mega travel agencies and settled through ARC fell 1.6 percent year over year,

according to ARC data. Mega agencies include American Express, BCD Travel, Carlson Wagonlit Travel, Egencia, HRG and Omega World Travel. "Online" agencies as a group witnessed a 1.9 rise in January ARC air transactions, while the group of travel agencies defined by ARC as "other" posted a 2.5 percent increase in transactions. Total January U.S. travel agency ticket transactions rose 0.86 percent percent year over year, according to ARC.