A flush toilet according to an embodiment includes a bowl part, a rim part, a water spout port, and a water storage part. The bowl part receives waste. The rim part is formed on a top of the bowl part. The water spout port spouts a washing water from one side of the bowl part in leftward and rightward directions. The water storage part is formed on a bottom of the bowl part. The bowl part includes a guide part that causes the washing water to swirl from the one side to another side that is opposite to the one side and causes the washing water that swirls to the another side to flow into a back side of the water storage part.