Nope, it is not too long. On our first trip 4 years ago, we stopped at DL for a couple of days also. Then we spent 2 weeks at Aulani and 3 nights at a hotel in Waikiki. Last year, we went straight to Oahu and stayed 16 nights at Aulani and 5 nights in Waikiki. There is plenty to do on Oahu and...