EXHIBIT 23.1 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated June 18, 2003, relating to the financial statements and financial statement schedule of ViaSat, Inc., which appears in ViaSat, Inc.'s Annual Report on Form 10-K for the year ended March 31, 2003. By: /s/ PricewaterhouseCoopers LLP San Diego, California October 24, 2003