For those who want to avoid monthly fees, a "lifetime" license is the cheapest long-term choice. Unlike the subscription-based Microsoft 365, these versions—like —require one upfront payment.

: In early 2026, promotional deals for Microsoft Office 2024 Home & Business have appeared for as low as ~$99.97 (regularly ~$249.99) through partners like Mashable .

If you are a student or teacher, you likely don't need to pay at all.

Finding the cheapest way to buy Microsoft Office depends on whether you prefer a one-time purchase or a subscription. In 2026, the most cost-effective methods range from completely free academic versions to heavily discounted "lifetime" licenses from third-party resellers. 1. The Best "Budget" Option: One-Time Purchase

: You can often find genuine retail keys for significantly less than official Microsoft prices. For instance, Indigo Software Company and Mr Key Shop are mentioned as sources for original digital licenses.

: Sites like eBay or specialized key shops may offer keys for under $20. While these often activate, they are frequently resold volume licenses that Microsoft could potentially deactivate if they violate terms of service. 2. Free and Discounted Academic Access