Everyone loves spending a day of fun at Six Flags Fiesta Texas! Now you can spend the day and save too! Use the printable discount coupon below and receive $15 off per person on your next trip. And even better, each printable coupon can be used for up to 4 people! The coupon cannot be used in conjunction with any other Fiesta Texas discounts and is valid only at Fiesta Texas. The coupon expires January 1, 2018.