There are several winning combinations in vdeo poker games and the chances of getting them are also different. The chance of getting Royal Flush is 40,000:1. Only one of 10,000 combinations can be a Straight Flush. 423:1 is a chance of getting a Four of a Kind. 86:1 is a chance of getting a Full House. The chance of getting Flush is 93:1. The chance of getting Straight is 85:1. Only one of 13 combinations can be a Three of a Kind. 8:1 is a chance of getting a Two Pairs. The chance of getting High Pair is 5:1. Internet Straight Poker Bonuses.