The one-month campaign, launching on September 13, will roll out across MSN's Cars Channel in France, Germany, Italy, Spain and the UK.
Kia will run a series of 728x90 and 300x250 ads with an integrated sponsorship logo, along with video and photo ads across the MSN Cars Channel.
has been involved with Kia's communication strategy over the last eight months.
The Frankfurt show will play host to the world premiere of Kia's Pro-cee'd three-door hatchback model as well as showcasing its Sports Coupe Concept.
Panu Vainamo, general manager of marketing and PR at , said: "We have advertised across the MSN network since 2006 and with our online sponsorship of the Frankfurt Motor Show being a key focus for our communications strategy for this year, we chose to work with Microsoft's multinational team to leverage this to ensure our online campaigns are truly integrated and, most importantly, meet the needs of a key, engaged online audience in Europe."
The MSN Cars Channel provides research, buying and ownership services for car lovers and has over 3.5m unique users.