Agree with all of above. This has been running on various consumer finance programmes. I travel for business so accepted the BA vouchers for future bookings, but a different ball game for individuals. I have rarely needed to use the “section 75″ clause on credit card providers being jointly and severally liable, but the card companies are far better than suppliers in a lot of cases. If you really want to make a point, you could just issue a summons against Expedia<span style=”display: inline !important; float: none; background-color: #ffffff; color: #333333; font-family: Georgia,’Times New Roman’,’Bitstream Charter’,Times,serif; font-size: 16px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px;”> in the small claims court</span> (the legal contract will be with the to provide you the service, I believe) along with your incurred expenses in issuing the claim, plus admin costs. I am not a solicitor, but do follow things closely on finance and law, so do satisfy yourself on what may be refundable before going down this route. It may also be worth saying to Expedia that is you intention within a time, say 14 days, unless they provide full and final satisfactory settlement before that time to the value of £££ <whatever they should be giving back as a refund>.