Knight Transportation to Participate in Raymond James 26th Annual Institutional Investors Conference on Wednesday, March 9

PHOENIX--(BUSINESS WIRE)--March 3, 2005--Knight Transportation Inc. (NYSE: KNX) announced today that it will be participating in the Raymond James 2005 Annual Institutional Investors Conference in Orlando, Fla. Presenting will be Kevin P. Knight, chairman and CEO, and David Jackson, CFO. The presentation will take place Wednesday, March 9 at 10:25 a.m. EST. It will be webcast live at http://www.wsw.com/webcast/rjii05/knx. The webcast will be available and archived for 90 days after the presentation.

Knight Transportation Inc. is a short-to-medium haul, truckload carrier headquartered in Phoenix. The company serves most of the United States through its regional operations in Phoenix; Salt Lake City; Portland, Ore.; Indianapolis; Katy, Texas; Gulfport, Miss.; Charlotte, N.C.; Memphis, Tenn.; Kansas City, Kan.; Atlanta; Denver; Las Vegas; Carlisle, Pa.; and Lakeland, Fla. The company transports general commodities, including consumer goods, packaged foodstuffs, paper products, beverage containers, imported and exported commodities and refrigerated goods.

This press release contains forward-looking statements that involve risks, assumptions and uncertainties that are difficult to predict. Statements that constitute forward-looking statements are usually identified by words such as "anticipates," "believes," "estimates," "projects," "expects," "plans," "intends," or similar expressions. These statements are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Such statements are based upon the current beliefs and expectations of our management and are subject to significant risks and uncertainties. The following factors, among others, could cause actual results to differ materially from those in forward-looking statements: the risks inherent in entering a new regional market, including but not limited to unfamiliarity with pricing and operational issues; the risk that customer relationships may be difficult to obtain or that we may have to reduce rates to gain customer relationships in the new region; and the risks and uncertainties identified from time to time in our filings with the Securities and Exchange Commission.