Use Expedia to arrange your flight to Cardiff International Airport (CWL) airport, and then select from a variety of places to stay that will deliver the luxury you want. Amenities are an important consideration when you plan a holiday, so we make it easy to find what you want to make your stay special. If you want a posh hotel that has a spa, an indoor pool or luxury bedding, Expedia can help you find the best luxury hotel experience that Merthyr Tydfil has to offer. Merthyr Tydfil has some interesting things to see and do including Brecon Mountain Railway and Brecon Beacons National Park, so you might want to take in the local sights during your visit.