Of the four largest U.S.-based airlines, Delta is the best performing carrier in three key operational metrics out Tuesday in the June U.S. Department of Transportation Air Travel Consumer Report with a notably low complaint rate. The DOT complaint rate at Delta for the month was 0.75 complaints on more ...

Delta reported a 4.5 percent decline in consolidated passenger unit revenues for June. Pressure on foreign currency exchanges, lower surcharges in international markets and lower domestic yields in select markets continued to drop revenues measured against the number of available seat miles. Similar forces led to a similar outcome in ...