Last verified: 14 July 2026 · Checked automatically against live platform pages
| Cashback site | Headline rate | Type |
|---|---|---|
| JamDoughnut | 3.75% | gift card |
Headline rates are often "up to" figures that apply to specific categories. The full tier breakdown below shows exactly what each purchase type pays — something most comparison sites don't publish.
As of July 2026, the best cashback rate for Eurostar is 3.75% via JamDoughnut. Eurostar cashback is currently offered by JamDoughnut.
Yes. JamDoughnut offer gift-card cashback for Eurostar: buy a digital gift card in the app, receive cashback instantly, and pay with the gift card in store or online.
Sign up free to the cashback site with the best Eurostar rate, search for Eurostar there, click through to the retailer, and shop as normal. Cashback tracks automatically and is paid out once the retailer confirms the purchase.
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