Passengers who shop at duty free outlets in airports can spend 150% more than online for the same products.
According to a new study by comparison site finder.com, on average duty free product are 17% more expensive compared to online retailers for the same products.
Sweets and chocolate on average were 67% more expensive compared to a typical high street outlet, for example, a bag of peanut M&Ms cost £3.75 at duty free compared to £2.
Ultrasun Aftersun cost a staggering 63% more in duty free at £6.31 compared to the cheapest online price.
Finder.com said they found Ray-Ban 3025 Aviator sunglasses in gold with a brown gradient lens costing £113.30 at airport duty free stores, compared to just £81 with an online retailer.
Finder.com chief executive Jon Ostler said, “Our research found that the average price for an item bought in duty free was 17% more than the cheapest available figures online, which included at least three products that were more than double that of the online price.
“However, it is worth noting that duty free can offer exclusives and products that aren’t readily available elsewhere so the best thing to do is to research before you buy.
“Smartphones have made this easier than ever and a quick check before you hand over the cash could stop you overspending by as much as £31 for bigger ticket items like Ray-Ban sunglasses.”