Atli Arnarson is a professional footballer from ISL and is currently 33 years old. He is on the books of HK Kópavogur and wears shirt number 18. His main role on the pitch is Midfield. His stronger foot is Right. His estimated market valuation currently stands at 25K €.

His latest transfer saw him join HK Kópavogur from IBV Vestmannaeyjar via on 2019-02-21.

Over 8 appearances in the Iceland 1. Deild Karla 2025, Atli Arnarson contributed 1 goals and 0 assists, completed 0 key passes from 0 total passes, and posted a passing accuracy of -.