Answer 1 of 2: We are considering Majorca for our 30th anniv. next Sept. Can anyone recommend a nice adults only, all inclusive resort, preferably with a good beach. I have been looking into the Iberostar resorts, but it's hard to narrow something down Almost any time is a great time to stay at an adult-only all-inclusive resort in Mallorca Island, but there are a few things worth considering. Start with the time of the year you’d like to travel. Peak season is popular and lively, but there’s usually higher demand for both accommodations and flights. Adults Only Holiday Deals. Find our range of adults only holidays below For terms and conditions click here. View all of our current discount codes here. If you're looking for an adults only escape, look no further than these fantastic holiday deals tailored to adults. Find out more! Sep 27, 2023 · Choose between ocean, urban, family, adults-only and luxury hotels. Top all-inclusive resorts. Free cancelation. View more. Close Hotel 1 of 2. CojMN.