Explore the latest Theory coupons, promo codes, and online sales available for January 2026, and start saving on your favorite products today.
| Discount | Details | Validity |
|---|---|---|
| $200Off | Tiered Sleeveless Dress In Cotton-Blend As Low As $200 At Theory | 15-1-26 |
| £46Off | From £46.00 – Browse Women's Clothing At Theory | 14-1-26 |
| £46Off | Women's Clothing As Low As £46.00 At Theory | 14-1-26 |
| 20%Off | Benefit From 20% Off Storewide | 18-1-26 |
| 15%Off | As Low As 15% Off, Come And Enjoy It | 21-1-26 |
| 15%Off | Get Ready For Incredible Deals - 15% Off | 21-1-26 |
| $75Off | Get $75 Off Orders $350+ At Theory With Coupon Code | 18-1-26 |
| 15%Off | 15% Off Storewide At Theory | 18-1-26 |
| 75%Off | Limited Time Offer: Get 75% Off On Specific Products | 18-1-26 |
| 25%Off | 25% Off | 18-1-26 |
| 20%Off | 20% Off | 16-1-26 |
| 20%Off | 20% Off Select Items At Theory Outlet | 16-1-26 |
| 20%Off | 20% Off Sale Items At Theory | 18-1-26 |
| 20%Off | Hurry For 20% Off Select Items | 18-1-26 |
| 20%Off | 20% Discount On All Products Available | 18-1-26 |
| 20%Off | Grab The Hottest Deals - Up To 20% Off | 16-1-26 |
| 15%Off | Save 15% On Chosen Merchandise | 18-1-26 |
| 15%Off | Up To 15% Off Store-Wide. Only With Theory's Mobile App. With Promo Code | 18-1-26 |
| 15%Off | Limited-Time Discount: Enjoy 15% Off All Items In The Store | 18-1-26 |
| 10%Off | 10% Off Storewide At Theory | 16-1-26 |
| $75Off | Get $75 Off $350 Or More Store-Wide. New Customers Only Theory.com | 18-1-26 |
| $75Off | Get $75 Off $350 Or More Select Products At Theory With Promo Code | 18-1-26 |
| $75Off | $75 Off Storewide At Theory | 16-1-26 |
| $75Off | Get $75 Off $350 Or More Select Products | 18-1-26 |
| $75Off | Get $75 Off Orders $350+ Select Items At Theory.com | 16-1-26 |
| $75Off | Get $75 Off Orders $350+ Select Products At Theory.com With Promo Code | 15-1-26 |
| SalesOff | Sitewide Discounts Applied Automatically To Every Purchase | 15-1-26 |
| 75%Off | Limited Stock Alert! 75% Off | 18-1-26 |
| 60%Off | Theory: Extended Sale - Up To 60% Off Plus An Additional +10% Off With Code | 18-1-26 |
| 25%Off | Get 25% Off Any Order | 18-1-26 |
| 25%Off | Save 25% Off With Code | 18-1-26 |
| 25%Off | Don't Wait - Save 25% Or More | 18-1-26 |
| 25%Off | Enjoy 25% Discount At Theory's & Family Sale | 17-1-26 |
| 25%Off | Theory Promo Code: 25% Off Any Purchase | 18-1-26 |
| 25%Off | F&F: Get 25% Off Both Online & In-Store | 18-1-26 |
| 20%Off | Get 20% Discount Using Promotional Code | 18-1-26 |
| 20%Off | Enjoy 20% Off On Chosen Products | 17-1-26 |
| 20%Off | Theory Promo Code: Up To 20% Off Your Order | 18-1-26 |
| 20%Off | 20% Off On All Orders Above £250. Full Price Items Only, Excluding Good Wool And Staples Products | 29-1-26 |
| 15%Off | 15% Off Your Next Order | 18-1-26 |
| 15%Off | Get 15% Off First In App Purchase | 18-1-26 |
| 15%Off | Save 15% Off With Coupon | 17-1-26 |
| 15%Off | Theory Promo Code: 15% Off | 17-1-26 |
| 15%Off | Theory.com Offers A 15% Discount | 18-1-26 |
| 10%Off | Get 10% Off Your Order | 18-1-26 |
| $75Off | $75 Off $350 Most Coveted Styles | 18-1-26 |
| $75Off | Theory Coupon: Extra $75 Off Your Purchase | 18-1-26 |
| $75Off | $75 Off Storewide At Theory | 18-1-26 |
| $75Off | $75 Off Storewide, Excludes Sale Merchandise, Theory Gift Cards, Common Projects Products At Theory | 18-1-26 |
| $350Off | Get The Item For $350 | 15-1-26 |
