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How Sign-Up Bonuses Work on Credit Cards and What They Cost

What a sign-up bonus actually is

A sign-up bonus is cash back or points that a credit card company gives you for spending a certain amount within a set time after you open the account. The bonus is not information programs — it is a trade-off. The card issuer bets that you will carry a balance, pay annual fees, or spend enough over time to make the cost of the bonus back. You need to understand what you are actually paying to get it.

Most sign-up bonuses come in two forms: statement credits (money subtracted from your bill) or points or miles (which you redeem for travel, cash, or merchandise). A $500 statement credit is straightforward. A bonus of 50,000 points sounds larger but depends entirely on how much those points are worth — some cards value them at 1 cent per point, others at less than half a cent.

Key Takeaways

  • Sign-up bonuses require you to spend a specific amount in a specific time frame, usually three to six months, so you must plan real purchases around the requirement or the bonus disappears.
  • Annual fees often offset the bonus value in year two and beyond, so a $500 bonus on a $95 annual fee card nets you only $405 in the first year and costs you $95 every year after.
  • The card's regular rewards rate and interest rate matter more than the bonus over time, because the bonus is a one-time event but you will use the card repeatedly.
  • Manufactured spending — buying things you do not need or using cash advances to meet the threshold — erases the bonus value and can damage your credit score.
  • You should only pursue a sign-up bonus if you were already planning to open a new card and meet the spending requirement through ordinary purchases.

How the spending requirement works

Every sign-up bonus comes with a minimum spending threshold. Common thresholds are $500, $1,000, $3,000, or $5,000 spent within three, four, or six months. You must reach that number or you receive nothing — there is no partial credit. If the requirement is $3,000 in three months and you spend $2,999, you get zero bonus.

The spending clock starts the day you open the account, not the day your card arrives in the mail. Some cards count only purchases, not balance transfers or cash advances. Others exclude certain categories like gambling or government fees. Read the terms before you explore so you know exactly what counts toward the threshold.

The only honest way to meet a spending requirement is to plan real purchases you were already going to make — groceries, utilities, insurance, gas — and charge them to the new card instead of your old one. If you find yourself buying things you do not need or using a cash advance to hit the number, you have already lost money on the deal.

Annual fees and whether they erase the bonus

Many high-reward cards charge an annual fee between $95 and $550. The bonus must be larger than the fee for the card to be worth opening in year one. A $200 bonus on a $95 annual fee card leaves you $105 ahead. A $500 bonus on a $95 fee leaves you $405 ahead. But in year two, you pay the fee again with no bonus, so the card must deliver enough rewards through regular spending to justify keeping it open.

Some cards waive the annual fee for the first year, which means you get the full bonus value without paying anything upfront. Others charge the fee when ready, which reduces your net bonus. Check the card's terms page to see when the fee posts.

If you do not plan to use the card regularly after the first year, close it before the second annual fee posts. Most issuers will not charge you if you call and close the account within 30 days of the fee date. Closing the account does hurt your credit score slightly because it reduces your available credit and shortens your average account age, but that damage fades within a few months.

Comparing bonuses across different card types

Sign-up bonuses vary widely by card category. A basic cash-back card might offer $100 to $200. A travel card might offer 50,000 to 100,000 points. A business card might offer $500 to $750. The larger bonuses usually come with higher annual fees and higher spending requirements, so the math does not always favor the biggest number.

Points and miles are harder to compare than cash because their value depends on how you redeem them. A travel card's 75,000-point bonus might be worth $750 if you book flights through the card's portal at 1 cent per point, but only $375 if you redeem for merchandise at 0.5 cents per point. Before you choose a card for its points bonus, look up the redemption options and calculate the actual dollar value of the bonus you would receive.

Cash-back bonuses are simpler to evaluate because the value is fixed. A $500 statement credit is always $500. A 5% cash-back bonus on $5,000 in spending is always $250. If simplicity matters to you, a cash-back card removes the guesswork.

How sign-up bonuses affect your credit score

Opening a new credit card causes a hard inquiry on your credit report, which lowers your score by a few points for a few months. It also reduces your average account age and adds a new account with a zero balance, which can lower your score in the short term. Most people see a 5 to 10 point dip that recovers within three to six months.

Chasing multiple sign-up bonuses in a short time compounds this damage. If you open three cards in two months, you have three hard inquiries and three new accounts, which can lower your score by 30 to 50 points. That matters if you are planning to explore for a mortgage, car loan, or other credit in the next six months, because lenders see a recent pattern of new accounts as a sign of financial stress.

Once you open the card and meet the spending requirement, keep the account open for at least a year. Closing it when ready after the bonus posts looks suspicious to credit bureaus and can trigger fraud reviews on future applications.

When chasing bonuses makes sense and when it does not

A sign-up bonus is worth pursuing only if three things are true: you were already planning to open a new card, you can meet the spending requirement through ordinary purchases without changing your behavior, and the bonus value exceeds the annual fee by at least $100. If any of those is false, skip the bonus and choose a card based on its regular rewards rate and annual fee.

Chasing bonuses becomes a problem when you open cards you do not need, manufacture spending to hit thresholds, or explore for multiple cards in rapid succession to collect bonuses. This strategy damages your credit score, costs you money in annual fees you do not recoup, and can trigger fraud alerts that freeze your accounts. The bonus is not worth the risk.

A better approach is to open one new card every 12 to 18 months if you have a genuine reason — you switched jobs and need a card with better travel rewards, or you are consolidating accounts and need a card with a 0% balance transfer offer. The bonus is a side benefit, not the reason you opened the card.

Reading the fine print before you explore

The terms and conditions page for a credit card contains the exact rules for the bonus: the spending requirement, the time frame, what counts as a purchase, when the bonus posts, and whether it is forfeited if you close the account early. Read this page before you explore, not after. Many cards post the bonus 30 to 60 days after you meet the requirement, so you will not see it when ready.

Check whether the bonus is a one-time offer or whether you can earn it again if you close and reopen the card later. Some issuers allow you to earn the same bonus once every 24 months. Others have a lifetime limit of one bonus per card product. This matters if you are thinking about cycling cards to collect multiple bonuses.

Look for language about bonus forfeiture. Some cards state that closing the account within a certain time frame after earning the bonus will reverse the credit. Others do not. If the terms are unclear, call the issuer's customer service line and ask directly before you explore.

Frequently Asked Questions

Can I meet the spending requirement by paying bills or transferring a balance?

Most cards count only purchases toward the spending requirement, not balance transfers or bill payments. Some cards exclude certain categories like gambling, government fees, or wire transfers. Check the card's terms page to see what counts. If the terms are unclear, call the issuer before you explore.

What happens if I do not meet the spending requirement?

You receive no bonus. There is no partial credit or rollover to the next month. If the requirement is $3,000 in three months and you spend $2,999, you get zero dollars or zero points. This is why you should only pursue a bonus if you are confident you can meet the threshold through ordinary purchases.

Should I close the card after I get the bonus?

Not when ready. Closing an account within a few months of opening it can trigger fraud reviews and damage your credit score. Keep the card open for at least a year. After that, you can close it before the annual fee posts if you do not plan to use it. Call the issuer within 30 days of the fee date and they will usually reverse it.

How many sign-up bonuses can I earn in one year?

There is no legal limit, but opening multiple cards in a short time damages your credit score and can trigger fraud alerts. Most people should not open more than one or two cards per year. If you do open multiple cards, space them at least three to six months apart to minimize the impact on your score.

Is the sign-up bonus taxable income?

The IRS generally does not treat sign-up bonuses as taxable income because they are considered a reduction in the price of the card's services, not a gift or payment. However, tax law varies and you should consult a tax professional if you have questions about your specific situation.

This guide is for general information only and is not medical, financial, legal, or other professional advice. For decisions specific to your situation, consult a qualified professional. See our Editorial Policy.