Chlamydia-Symptoms. Most women and men with chlamydia do not have symptoms. The time between exposure to chlamydia and the start of symptoms-the incubation period-may range from days to months.If symptoms appear, it is usually 1 to 3 weeks after sexual contact with an infected person.ost women and men with chlamydia do not have symptoms. The time between exposure to chlamydia and the start of symptoms-the incubation period-may range from days to months.