Project Harmless cashback is offered by 3 portals: British Airways eStore, Vueling eStore and Aer Lingus eStore. GotCashback.co.uk tracks Project Harmless across 3 cash back portals, airline shopping portals and credit card malls — including British Airways eStore, Vueling eStore and Aer Lingus eStore.
Rates last checked 6 Sept 2026, 07:58 UK time
| Portal | Cashback |
|---|
Project Harmless airline miles and credit card points
These shopping portal offers pay airline miles or credit card points instead of cash; the estimated value uses each program's default point value.
| Portal | Rate | Estimated value | ||
|---|---|---|---|---|
 British Airways eStore | 4 Avios / £1 | 4% | ||
 Vueling eStore | 4 Avios/£1 | 4% | ||
 Aer Lingus eStore | 4 Avios/£1 | — |
Project Harmless cashback frequently asked questions
Cashback portals partner with retailers and offer customers cashback on purchases made through links on their platform. When a user makes a purchase through a cashback portal, they earn a percentage of the purchase amount as cashback.
Yes, using cashback portals is free for customers. The portals earn a commission from retailers for driving traffic and sales, and they share a portion of that commission with customers as cashback.
The time it takes to receive cashback varies by retailer and can range from a few days to several weeks. Customers can usually track their cashback status in their cashback portal account.
Some retailers may have restrictions on certain products or categories that are eligible for cashback. Customers should review the terms and conditions on the cashback portal for specific details.
In most cases, customers can still use coupon codes or discounts in combination with cashback from portals. However, it's important to check the terms to ensure there are no conflicts that may affect cashback eligibility.
Using cashback portals to earn Project Harmless cashback is typically free for customers. There should not be any fees or hidden charges, as the portals earn their revenue through commissions from retailers.
If cashback does not track or appear in a customer's account, they should reach out to the cashback portal's customer service with details of the purchase for further assistance in resolving the issue.
While many retailers partner with cashback portals, not all online purchases may be eligible for cashback. Customers should check the list of participating retailers on the portal to see where cashback is available.
Cashback portals typically have security measures in place to protect customers' personal and financial information. Customers should ensure they are using reputable and secure portals to safeguard their data.
Some cashback portals offer additional bonuses or rewards to customers, such as sign-up bonuses, referral rewards, or special promotions. Customers should check the portal for any extra incentives available.
Yes, customers usually need to create an account with a cashback portal to track and receive cashback on purchases. The account allows users to monitor their cashback earnings and manage their rewards.
To maximize cashback earnings, customers can look for promotional offers, utilize credit card rewards, stack discounts, and shop strategically through the portal to earn more cashback on purchases.
In general, customers cannot combine cashback from multiple portals for the same purchase. It's recommended to choose one portal for a transaction to avoid conflicts and ensure cashback is properly tracked and rewarded.
If a customer returns a product for which they earned cashback, the cashback amount may be deducted from their account or reversed. The specific policy on returns and cashback varies by retailer and portal.
While cashback portals primarily focus on online purchases, some may offer in-store cashback options through linked credit cards or receipts. Customers should check the portal for any in-store cashback opportunities.
Some cashback portals may have minimum thresholds for cashback earnings or payouts. Customers should review the terms and conditions of the portal to understand any requirements or limitations.
Most cashback portals provide customers with access to their cashback history, earnings summary, and transaction details through their online account. Users can track their cashback progress and rewards easily.
Cashback portals typically have customer support teams to assist customers with questions, issues, or concerns related to cashback earnings. Users can reach out for help with tracking cashback, missing rewards, or account inquiries.
Some cashback portals may offer cashback on gift card purchases, while others may exclude them from earning rewards. Customers should review the portal's terms regarding cashback eligibility for gift card transactions.
Customers can usually redeem or withdraw their cashback earnings from a portal once they reach a certain threshold, which may vary by platform. Options for redemption may include bank transfers, PayPal deposits, gift cards, or other rewards.
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