Travel payments glossary

Decline code

The scheme code an issuer returns when it refuses to authorise a payment.

Plain-English definition

A decline code is the scheme-defined code returned by an issuer when it refuses to authorise a payment, paired with a description such as “Insufficient funds”, “Do not honour” or “Card expired”. Decline codes are grouped into hard declines (where retrying will not help) and soft declines (where retrying or a different method might succeed). Understanding the code is what makes the difference between a useful retry and a wasted authorisation attempt.

Why it matters in travel

A decline at the deposit moment can mean the booking is lost, but it can also mean a soft issuer block on an unusual transaction. Knowing the code tells the agent or system whether to ask the customer for a different card, to retry, to use SCA, or to flag the booking for follow-up.

Reading decline codes properly is the difference between recovering a booking and losing it. A "Do not honour" needs a customer-side intervention; a "Card expired" needs a different card; an issuer authentication failure needs a step-up flow. Treating every decline the same way costs revenue without saving any operational effort.

The travel businesses that recover declines well classify them by code and outcome, retry strategically and surface unrecoverable ones for human review. The businesses that do not classify them treat every decline as final and quietly lose bookings that a small retry would have saved.

How felloh helps

felloh translates decline codes into actionable booking-level state and surfaces the right next step, so failed payments become recoverable bookings rather than dropped revenue.

Connect the dots.

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