mandalay bay resort and casino4.5 out of 5 save 100% on your flight price was $430, price is now $252 per person $252 per person sep 29 - oct 2 found 1 day ago roundtrip flight included atlanta (atl) to las vegas (las) stay at this 4.5-star luxury resort in las vegas. enjoy 3 outdoor pools, a full-service spa, and 18 restaurants. our guests praise the pool and the restaurant in our reviews. popular attractions casino at luxor las vegas and excalibur casino are located nearby.