The purpose of this research is to find out the influence of price discount, bundling product and product display either simultaneously or partially to impulse buying at Alfamart, Tbk Sumber Alfaria Trijaya. The population is 100 people who purchase price discount products, bundling products, product display at Alfamart Beringin areas in February until March 2016. The multiple linear regressions analysis is used as the analysis technique. The result of simultaneous test shows that price discount, bundling product and product display variables have significant influence to the impulse buying at Alfamart, Tbk Su mber Alfaria Trijaya. The result of partial test shows that price discount, bundling product and product display variables have significant and positive influence to the impulse buying at Alfamart, Tbk Sumber Alfaria Trijaya. This condition is shown by each significant level of those variables are below α= 5%. The result pf partial regretion coefficient test shows that variable which has dominant influence in impulse buying is bundling product. This can be see n from the partial regretion coefficient valu e of bundling product variable is bigger tha t other regretion coefficient variable.