Save the Date Magnets and Cards are usually sent out 6-8 months in advance, but some couples send theirs 1 year in advance for holiday weekends and getaway weddings. If you have guests from out of the country, you should give them as much time as possible to get their passports in order. You should send your Save the Date magnets at least 3 months in advance. Family and Friends are probably already asking you when the big date is so they can mark their calendars. People like to know your wedding date as far in advance as possible, especially if they will have to make travel arrangements to attend. Guests will be more likely to attend if they have time to make travel plans.