When is the best time to get pregnant is common question woman ask after several tries to get pregnant. General rule is that the best time to get pregnant is fourteen days before your menstrual cycle ends. For example if your menstrual cycle is 28 days long then 28-14=14th day, if you have 30 days cycle then best time to get pregnant is on 16th day. Ovulating calculator might help. For more accurately prediction ovulating kits are very useful. Once indicator on ovulation kit is positive you have 12 to most 24 hours before your egg dies. If you are not using kit, great advice is to start having sex 4 to 5 days before ovulation, every other day.