Three-team parlays pay 6 to 1 by the betting sites and have true odds of 7 to 1. Of course, no bookmaker will offer this to players, as they need to make their commission.

The standard payoff from an online bookie for a two-team parlay is 2.6 to 1. Okay, so we have explained what parlays are, let’s now figure out if they are profitable, and what kind of edge the bookmakers have on their bettors.