Linking your Hilton Honors account to your American Express profile is a straightforward process that is usually initiated through the American Express "Membership Rewards" portal or by applying for a co-branded card. If you have an Amex card that earns Membership Rewards points, you must log in to your Amex account, navigate to the "Rewards" section, and select "Transfer Points." From there, you will find Hilton Honors as a travel partner; you will need to enter your Hilton Honors account number to "link" the two. Once linked, you can transfer points at a standard 1:2 ratio (1,000 Amex points = 2,000 Hilton points). If you have a co-branded card like the Hilton Honors American Express Aspire, the accounts are often linked automatically during the application process based on the information provided. In 2026, it is vital to ensure that the name and email address on both accounts match exactly to avoid "verification errors" that can delay point transfers by several days. Linking these accounts is essential for maximizing "stay" value and accessing elite status perks like free breakfast or room upgrades that come as a benefit of many premium Amex cards.