How much is a credit card welcome bonus actually worth?

At a glance#

Why the headline number says nothing#

A welcome bonus is advertised in points or miles, and that figure is the only thing that catches the eye. What it is worth depends on the currency. The same number of points buys completely different travel in two programmes, and only the planned redemption turns it into an amount. A bonus that looks twice as large as another can be worth less once both are translated into the trips they would pay for.

The calculation is the same as for any redemption, described in what a point is worth. Without it a bonus comparison compares numbers without a unit. So the order is fixed: first ask what the bonus will be redeemed for, and only then how large it is.

The deadline changes the picture again. A bonus is a payment for spending inside a fixed window, which puts a possible gain on one side and an obligation on the other. Failing the obligation leaves the costs without the return, so the spend gets checked before the size: can it be reached without extra purchases?

The cost side#

Three items sit against the bonus, and all three can be quantified in advance: the annual fee, possible interest, and the spending that exists only because of the target.

The annual fee#

In the first year the fee is subtracted in full. It is the only item that definitely applies, while the bonus depends on conditions.

Whether the card is worth keeping in the second year is a different question, decided by the ongoing benefits, as how annual fee maths works shows. Mixing the two produces wrong answers. The bonus carries the first year; the benefits carry the ones after it. On a card with the fee waived initially, the bonus carries the first year entirely and the decision about keeping it comes twelve months later.

For someone who wants the card anyway, the fee looks different. It is then the price of the ongoing benefits, and the bonus is a one off extra.

The interest#

Interest destroys a bonus faster than anything else. Without clearing the balance, the cardholder pays on the whole amount charged, and a single unpaid month can consume the value of a mid sized bonus. The bonus is paid once, while interest is charged for every month the balance stays open, and on everything owed, not only on the purchases made for the target. The magnitude is shown in what carrying a balance costs.

The rule is hard. If the minimum spend can only be reached by leaving a balance, the bonus is already lost.

The manufactured spending#

A minimum spend invites purchases that would not otherwise have happened. Every such purchase belongs in the calculation as a cost.

Pulling forward spending that was coming anyway is a different matter. It is not a cost while the purchase was planned regardless, and it becomes one as soon as the deadline made the decision. Asking whether you would have bought the thing without the bonus separates the two in seconds, and entered fairly, that item alone shows for many offers that the bonus does not carry the effort. Buying gift cards to hit a target is the classic case: it trades certain money for uncertain use and reduces the bonus by that share.

Foreign currency charges belong on this side too. Reaching the spend abroad may add a surcharge that trims the bonus, as what a foreign transaction fee is describes. So do fees for cash payments or instalment plans, which look small and add up across the spend window.

The minimum spend as the real hurdle#

The minimum spend is a condition with a deadline. It decides whether the bonus exists at all.

Three details make it harder than it looks. Not every transaction counts, the posting date applies and not the purchase date, and the window runs from card issue, which can be days after the application. Typically excluded are cash advances, transfers, fees and payments treated as cash equivalents. The list sits in the terms.

A tight calculation loses the bonus at those points. A buffer and a check two weeks before the deadline are safer. Planning to reach the target with room to spare means a returned purchase or an excluded transaction does not tip the total below the line. A payment close to the deadline can post too late, and a large purchase paid in instalments may only complete the spend with the final instalment, which can fall after the deadline.

The whole evaluation fits in one line: the value of the redemption, minus the annual fee, minus manufactured spending. The result is the amount at stake.

Worked example: two offers#

Two cards advertise a bonus. One offer is larger but demands a spend target that cannot be met without extra purchases.

Take the large offer first. Its points total is high, but reaching the spend means buying things outside normal life, its annual fee is higher, and there is a real chance of falling short of the target and getting nothing. Each of those comes off the headline. The smaller offer starts lower and loses almost nothing on the way: the spend happens in everyday life, the fee is lower, and the risk of missing the bonus is small. After deductions the order frequently flips.

The number of points is the visible quantity, and the hurdle is the one that decides. Extra purchases settle it most often: buying things you do not need to hit a target means paying for the bonus out of your own pocket.

A higher annual fee is acceptable when the ongoing benefits carry it, and expensive when only the bonus counts.

For self employed people and families the hurdle is usually lower, because higher spending happens anyway. For individuals with modest outgoings it is the binding constraint. The last three statements show what spending is reachable without changing behaviour, and that is the only solid basis.

Writing the one-line calculation for each offer turns a comparison into a few minutes’ work, and the resulting ranking rarely matches the advertising.

When it is not worth chasing a bonus#

A bonus is not worth pursuing in these situations:

• When the minimum spend has to be manufactured. The extra purchases cost more than the bonus returns.
• When a balance stays open. Interest regularly exceeds the value.
• Without a planned redemption. A balance without a destination ages and never gets realised.
• Before an important financing. A new card shortly before a mortgage is bad timing.
• In the wrong currency. A bonus in a programme that does not serve your routes is a number without a use.

For travellers without concrete plans, cashback is the plainer choice. It is lower but certain, and it does not age.

How to plan a bonus properly#

The process has four steps, and the first has nothing to do with the card.

Settle the redemption. Which trip should it pay for, in which programme, and how many points does it cost? Without that answer every later step optimises a number with no purpose.

Match the card. Check which card feeds that currency and what minimum spend it demands. Only then compare.

Choose the timing. Apply before a period with higher spending, not after it.

Track the spend. A check two weeks before the deadline shows whether anything is missing and leaves time to react.

Several cards need spacing, because otherwise two spend windows run at once, as does applying for a credit card hurt your score describes for the credit side. Couples can collect the same bonus in sequence, provided both applications are made independently.

What gets overlooked#

Several details decide the outcome more often than the size of the bonus.

The lockout period. Many issuers pay the same bonus only once per product or only after a wait. Overlooking it means applying for a card without a bonus.

The supplementary card. Some offers require one for the full bonus, and a few charge a fee for it.

The language of the offer. Phrases like “up to” point to tiered bonuses where the full amount carries extra conditions.

The crediting. It usually happens a few weeks after the spend is met, and closing the card before that forfeits the claim.

Offers through intermediaries. A higher bonus through a link is possible and can carry its own conditions, different from the issuer’s own offer, so applying that way means reading both sets of terms.

The check takes about half an hour per offer. Measured against the amount at stake, that is the best paid half hour in this field, and after one offer worked through cleanly, every further one can be placed in minutes however loudly it is advertised. A single note per card with the bonus, the spend target, the deadline and the date the bonus posted turns a scattered set of offers into a record you can learn from.

Calculating this way means turning down many offers and taking the few that carry. Planning the trip first and choosing the card second regularly produces a far higher net value than hunting for the largest headline figure, and only what remains after the trip counts.

The most common mistakes#

• Comparing point totals. Two equal totals can be worth very different amounts, so the planned redemption sets the value.
• Manufacturing the minimum spend. An application timed to a period of high spending reaches the target without extra purchases.
• Leaving a balance. Interest eats the bonus unless the statement is cleared in full.
• Forgetting the annual fee. In the first year it comes off the bonus in full.
• Overlooking exclusions. Cash advances, transfers and fees often do not count towards the spend.
• Ignoring the lockout period. The repeat rule in the terms decides whether the bonus is paid at all.

Related topics#

• What points are actually worth
• How do I calculate an annual fee?
• When does interest arise on a credit card?
• When is collecting points not worth the effort?
• Does applying for a credit card hurt your score
• How do bonus categories work