On July 25, 2011, Holloway was signed as a free agent by Skellefteå AIK of the Swedish Hockey League (SHL).

Holloway won the Swedish National Championship with Skellefteå AIK in 2013 and 2014, and received the Golden Helmet Award as the league's Player of the Year following the 2012–13 season.

[7] On May 17, 2014, Holloway left the SHL after three seasons and signed as a free agent to a two-year contract with Swiss club SC Bern of the NLA.

One of his most notable plays that year came during a game against the Binghamton Senators when he made a diving mid-air stick save to prevent an empty-net goal.

On June 6, 2019, Holloway signed as a free agent to a one-year contract with Austrian outfit EC Red Bull Salzburg of the EBEL.