Last Updated: June 10, 2025

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Smoothie King Coupon

Free smoothie upgrade from any 20oz or to 32 oz every Friday
Must be a Rewards members (Free to join)

At participating locations.

Expires: 30-06-2025

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Smoothie King Coupon - Free smoothie upgrade from any 20oz or to 32 oz every Friday Must be a Rewards members (Free to join) At participating locations.
Most coupons are valid only at participating locations and not valid in AK, HI, PR or outside the USA. Share: Share on Facebook Tweet coupon One coupon per person per visit. Not valid with other offers or coupons. Void where prohibited. Coupons not valid at airports, trains, and stadiums.

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