The best time to apply for these popular American Express cards based on offer history

One of the best reasons to apply for a travel rewards card is the welcome offer. By hitting certain minimum spending requirements, you can often earn tens of thousands of points or miles within the first few months of opening a new card.Welcome offers change frequently, and part of any successful travel rewards strategy is knowing when it's the right time to apply for a specific card. After all, you wouldn't want to miss out on a haul of bonus points by applying too early — or too late.However, without tracking the welcome offers on specific cards over time, you may not have the necessary context to determine whether a particular offer is worth applying for at any given moment.Luckily, we've done that work for you and compiled all of the information you'll need into one handy guide. You can also check our frequently updated list of the best increased card offers to apply for.In this article, we'll focus on American Express, which offers some of the best cobranded and proprietary rewards cards available from any issuer.Best American Express welcome offersHere are some of the most popular Amex cards, with guidance on when you should apply for each.Just note that we're only discussing...