What you need to open an American Express savings account

American Express Bank offers a high yield savings account online only — there are no branches. To open one, you need a Social Security number or Individual Taxpayer Identification Number, a valid government-issued ID, a current email address, and an initial deposit. The minimum opening deposit is $1, though American Express may require a larger amount depending on your circumstances.

The account opens entirely through their website or mobile app. You do not mail anything in or call a branch. The process takes about 10 to 15 minutes if your information matches what's on file with the credit bureaus, though verification can take longer if there are discrepancies.

Key Takeaways

  • You can open an American Express high yield savings account online with just a Social Security number, valid ID, email address, and $1 minimum deposit.
  • The account opens when ready for deposits and withdrawals, though funds from external bank transfers may take one to two business days to arrive.
  • American Express verifies your identity against credit bureau records during signup, which usually takes minutes but can take longer if information does not match.
  • You can link an external bank account to transfer money in and out, but you cannot deposit checks or cash directly into this account.
  • The interest rate on this account changes with market conditions and is not locked in, so compare the current rate before you open.

Step-by-step process to open the account

Go to the American Express Bank website and select the option to open a high yield savings account. You will be asked for your name, date of birth, address, phone number, email, and Social Security number or ITIN. Have your government-issued ID ready — a driver's license, passport, or state ID card all work.

American Express will verify your identity in real time by checking your information against credit bureau records. If everything matches, the account opens when ready and you can begin using it. If there is a mismatch — a different address on file, a name spelling variation, or a recent move — the process may pause for manual review, which can take 24 to 48 hours.

Once the account is open, you can link an external bank account to transfer money in. This requires your routing number and account number from your other bank. The first transfer may take one to two business days to complete. After that, transfers typically clear within one business day.

Funding your account and moving money

You cannot deposit cash or checks directly into an American Express high yield savings account. The only way to fund it is through electronic transfer from another bank account you own. This means you need a checking or savings account at another bank to move money in.

To set up a transfer, log into your American Express account and select the option to link an external account. You will enter your other bank's routing number and your account number. American Express will send two small test deposits to that account (usually $0.01 each) within one to two business days. You then verify the amounts in your other bank's account to confirm you own it. After verification, transfers between accounts are usually available within one business day.

Withdrawals work the same way — you can transfer money out to your linked bank account. American Express does not charge fees for transfers, but your other bank might charge a fee for receiving an incoming transfer. Check with your bank before you link it.

Interest rates and how they change

American Express advertises a current interest rate on their high yield savings account, but that rate is not fixed. It changes based on Federal Reserve decisions and market conditions. The rate you see when you open the account may be different from the rate six months later.

Interest is calculated daily on your balance and deposited monthly. If you keep $10,000 in the account and the rate is 4.50% annual percentage yield, you earn roughly $37.50 per month (the exact amount depends on the number of days in the month). The rate American Express pays is competitive with other online banks, but you should compare current rates across several banks before you decide, because rates change frequently and vary by institution.

What happens after you open the account

Once your account is open, you can log in anytime through the American Express website or mobile app to check your balance, view transactions, and set up transfers. You can also set up automatic transfers on a schedule — for example, transferring $500 from your checking account every payday.

American Express provides a debit card for this account, though it functions differently than a typical debit card. You cannot use it to make purchases at stores or online. Instead, it is designed for ATM withdrawals and transfers. Some American Express ATMs are free to use; other ATMs may charge a fee, which American Express may or may not reimburse depending on your account type.

Your account is insured by the Federal Deposit Insurance Corporation (FDIC) up to $250,000. This means if American Express Bank fails, the government guarantees your deposits up to that amount. If you have more than $250,000 in savings, you may want to split it across multiple banks to keep all of it insured.

Reasons the account might not open when ready

If your identity verification fails, American Express will tell you why and may ask you to submit additional documents. Common reasons include a name mismatch (maiden name, nickname, or recent legal name change), an address that does not match credit bureau records, or a Social Security number that does not match your name in their system.

If you are asked to submit documents, you will typically upload a photo of your ID through the app or website. This manual review usually takes 24 to 48 hours. In rare cases, if there are fraud concerns or your information cannot be verified, American Express may decline to open the account and explain the reason.

If you have been flagged by the Office of Foreign Assets Control (OFAC) — a government list of individuals and entities with sanctions — the account will not open. This is rare and usually only affects people with names that match known sanctioned individuals. If this happens, you can contact American Express to dispute it.

Comparing this account to other savings options

American Express high yield savings accounts offer rates that are typically higher than traditional brick-and-mortar banks, but similar to other online banks like Marcus, Ally, and Capital One 360. The main difference is convenience: if you already use American Express for credit cards or other banking, keeping your savings there means one fewer login to remember.

The tradeoff is that you cannot deposit cash or checks. If you regularly deposit checks or need to deposit cash, you will need a checking account at a traditional bank anyway. If you only transfer money electronically, an American Express savings account works well.

Some people use American Express for savings and a traditional bank for checking and bill payments. Others use multiple online banks to spread their deposits across different institutions for FDIC insurance purposes. The right choice depends on how you move money and what features matter most to you.

Frequently Asked Questions

How long does it take to open the account?

If your identity verifies when ready, the account opens in 10 to 15 minutes and you can start using it right away. If American Express needs to manually review your information, it can take 24 to 48 hours. Transfers from other banks take one to two business days the first time, then usually one business day after that.

Can I use this account for direct deposit from my employer?

Yes. You can provide your employer with your American Express account number and routing number to set up direct deposit. This works the same way as direct deposit to any other bank account. Your paycheck will arrive on the same schedule as it would at another bank.

What if I need to withdraw cash?

You can use the debit card at ATMs to withdraw cash, though fees vary depending on which ATM you use. American Express reimburses some ATM fees depending on your account type, so check their current policy. Alternatively, you can transfer money to your linked bank account and withdraw from there.

Is there a monthly fee?

American Express does not charge a monthly maintenance fee for this account. There are no fees for transfers, balance inquiries, or account statements. The only potential cost is ATM fees if you use an out-of-network ATM and American Express does not reimburse it.

What if I want to close the account later?

You can close the account anytime through the app or website. Transfer any remaining balance to your linked bank account first, then request closure. American Express will confirm the closure and you will no longer earn interest on that account.