atlantis family waterpark hotel, an ascend collection hotel3 out of 5 lake delton price was $583, price is now $503 per person $503 per person mar 23 - mar 29 found 11 hours ago roundtrip flight included chicago (chi) to madison (msn) book a stay at this family-friendly hotel in wisconsin dells. enjoy free wifi, free parking, and 3 indoor pools. our guests praise the helpful staff and the clean rooms in our reviews. popular attractions noah's ark waterpark and mt. olympus water and theme park are located nearby. wonderful stay! room was clean, area was comfortable and parking was easy! reviewed on sep 22, 2025