Here is the 2013 Vikings schedule:
Friday, August 9 – vs. Houston, 7pm (preseason),
Friday, August 16 – at Buffalo, 6pm (preseason),
Sunday, August 25 – at San Francisco, 7pm (preseason),
Thursday, August 29 – vs. Tennessee, 7pm (preseason),
Sunday, September 8 – at Detroit, noon,
Sunday, September 15 – at Chicago, noon,
Sunday, September 22 – vs. Cleveland, noon,
Sunday, September 29 – vs. Pittsburgh (in London), noon,
Sunday, October 6 – BYE WEEK,
Sunday, October 13 – vs. Carolina, noon,
Monday, October 21 – at NY Giants, 7:30pm,
Sunday, October 27 – vs. Green Bay, 7:40pm,
Sunday, November 3 – at Dallas, noon,
Thursday, November 7 – vs. Washington, 7:25pm,
Sunday, November 17 – at Seattle, 3:25pm**
Sunday, November 24 – at Green Bay, noon**
Sunday, December 1 – vs. Chicago, noon**
Sunday, December 8 – at Baltimore, noon**
Sunday, December 15 – vs. Philadelphia, noon**
Sunday, December 22 – at Cincinnati, noon**
Sunday, December 29 – vs. Detroit, noon**
** – gametime subject to NFL Flex Scheduling