OK 175 Economy LVL FRA Frankfurt DE Germany RIX Riga LV Latvia airfare.com 2009-12-01T00:00:00Z BT 266 Economy LVL FRA Frankfurt DE Germany RIX Riga LV Latvia airfare.com 2009-12-01T00:00:00Z LO 287 Economy LVL FRA Frankfurt DE Germany RIX Riga LV Latvia airfare.com 2009-12-01T00:00:00Z SK 288 Economy LVL FRA Frankfurt DE Germany RIX Riga LV Latvia airfare.com 2009-12-01T00:00:00Z