Ends 31/1/2026
Three deal: Winter Sale: Save up to £144 on iPhone 17 Pro Max
Ends 31/1/2026
Three deal: Save up to £1,359 on HONOR Magic8 Pro
Ends 31/1/2026
Ends 31/1/2026
Three deal: Save up to £248 when you switch to Three Home Broadband
Ends 31/1/2026
Three deal: Winter Sale: Save £216 on our Unlimited SIM
10 uses -
Ends 31/5/2025
Unlock substantial savings of up to £444 on the Samsung S25 Ultra with an exclusive three-deal offer. This is an ideal chance to own one of the latest flagship smartphones while benefiting from impressive discounts. Don't miss out!
10 uses -
Ends 31/5/2025
Three-offer promotion: Take advantage of discounts up to £388 on the Pixel 9 Pro. This limited-time offer presents an outstanding chance to own this cutting-edge smartphone at significantly reduced prices. Seize this remarkable opportunity before it’s gone.
| Savings | Offer Details | Valid Until |
|---|---|---|
| £144 | Winter Sale: Save up to £144 on iPhone 17 Pro Max | 31 Jan 2026 |
| £1359 | Save up to £1,359 on HONOR Magic8 Pro | 31 Jan 2026 |
| £668 | Winter Sale: Save up to £668 when you trade in | 31 Jan 2026 |
| £248 | Save up to £248 when you switch to Three Home Broadband | 31 Jan 2026 |
| £216 | Winter Sale: Save £216 on our Unlimited SIM | 31 Jan 2026 |
Three.co.uk is the official UK website of Three, one of Britain’s major mobile network operators offering mobile phones, SIM‑only plans, broadband and accessories. The network is known for its 5G coverage, flexible mobile plans, and services such as the Three+ rewards app, as well as options for home and mobile broadband. Three also runs programmes such as “Three Your Way” plans and additional benefits for customers who add multiple plans under one account.
Three UK provides a student discount programme where eligible students can save on selected mobile plans and home broadband by verifying their student status. For example, students can receive up to 20 % off selected SIM and phone airtime plans and 20 % off home broadband plans by using a promo code obtained through student verification.
Three’s Refer a Friend scheme lets you receive cash rewards when you share a unique referral link with a friend and they successfully place an order for an eligible Pay Monthly phone, SIM‑only or mobile broadband plan. Both you and your friend can receive rewards once their order is confirmed and processed, with cash rewards paid out after a verification period.
Yes, Three offers the Three+ rewards programme, a customer rewards app giving discounts with partner brands like Cineworld, Caffè Nero, Nike and more, plus access to exclusive presale tickets and other benefits for active customers on eligible plans.
Three’s “Connect Together” discount allows existing customers to save on additional plans when adding family members or multiple lines under the same account, offering up to 20 % off qualifying plans for mobile, SIM only, tablet, laptop or broadband.
Three UK has historically participated in major UK shopping events such as Black Friday and the surrounding Cyber Week period with deals on handsets, SIM Only plans and broadband, often featuring special prices and savings during late‑November sales weekends.
Three UK often includes delivery options such as next‑working‑day delivery on eligible orders placed before specified cut‑off times; free delivery may be offered depending on the product and current offers.
To make sure you don’t miss new three.co.uk deals, voucher codes or promotional offers, you can sign up for alerts or our newsletter on Pricereduc. That way you’ll receive notifications when fresh offers are added on this page.
Customers may save by tailoring plans with Three Your Way, taking advantage of student discounts, referring friends for rewards, or adding family plans via Connect Together. Using the Three+ app can also unlock savings on everyday spend with partner brands.

Best Discount in £
£1359 Off
Deals
5
Total Offers
5
Yes, there are currently 5 deals for Three in January 2026, with potential savings of up to £1359.
Today's most popular Three deal is Winter Sale: Save up to £144 on iPhone 17 Pro Max ending on 1/31/2026
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