The best credit card welcome bonuses of September 2026

If you haven't evaluated your credit card portfolio lately, now is a great time to do so.Twice a month, we update this list to feature top welcome bonuses from cards that made the cut for our best credit cards list. Consider bookmarking this page and checking back regularly for the latest bonuses.Earning new card bonuses is the fastest way to accumulate a stash of points and miles, so if you're working on building up your travel rewards balance, it's likely that one of the options below might be a good fit for you.Since many issuers have restrictions on how often you can earn a bonus on a card, it's important to time your application for when there's a solid offer. Also, higher bonuses don't always stick around for long, so if you're considering one of these offers, you'll want to hop on it sooner rather than later.If you're not ready to add a higher-end card, consider these great starter cards or even one with a 0% introductory annual percentage rate.The best rewards card offers of September 2026CardWelcome offerWelcome offer value*Annual fee The Business Platinum Card® from American ExpressFind out your offer and see if you are eligible for as high as 300,000 bonus points after s...