What are British Airways Amex companion vouchers, and how do they work?

American Express customers with British Airways credit cards can effectively double the value of their Avios points by using a companion voucher. We look at what they are, and how you can use them.

BA Amex customers get companion vouchers
(Image credit: Getty Images)

A companion voucher is an exclusive benefit offered to American Express British Airways (BA) credit card customers.

The voucher lets you boost the power of your Avios points when you book a BA reward flight.

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Daniel Hilton
Writer

Daniel is a financial journalist at MoneyWeek, writing about personal finance, economics, property, politics, and investing.

He covers savings, political news and enjoys translating economic data into simple English, and explaining what it means for your wallet.

Daniel joined MoneyWeek in January 2025 and previously worked at The Economist in their Audience team. He read history at Emmanuel College, Cambridge and edited Cambridge's student newspaper, Varsity.

In his free time, he likes reading, walking around Hampstead Heath, and cooking overambitious meals.

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