After the conclusion of the FA Cup semifinal matches with both Wigan and Manchester City making it through to the Final. The FA has confirmed the kick- off time for the clash between Manchester City and Wigan in Wembley.
According to a

publication posted on the Football Association’s official website on Tuesday, the match will be played on Saturday 11th May, 2013 with the kick- off time set at 5:15pm London Time (6:15pm GMT +1.)
As an incentive to both winner and the runners- up, the FA thereby announced the sum of £1,800,000 for the cup winner and £900,000 for the runners- up. The monetary reward is to be withdrawn from the FA Cup Prize Fund as backed by the necessary legislations and acts.