Microsoft is having a spring sale online and at the Store in the United States and Canada with hundreds of dollar off on a variety of products, including Surface Pro 4, Xbox One, and discount on other Windows 10 PCs from Dell, HP, Asus, HP, and Lenovo. 

Additionally, on March 14, is Pi Day and on celebration of the mathematical constant, the Microsoft Store is taking 31.4 percent off on select Dell devices. The Pi Day saving includes Dell XPS 13 for $685.31, Inspiron 13 for $685.31, and Inspiron 15 for $513.81.

Here is a list with the most interesting deals:

Microsoft Store spring sale deals

Asus Transformer Book Flip TP200SA-UHBF | regular price $349 | now $179 | save $170

  • 11.6-inch touchscreen with HD (1366 x 768) resolution
  • Intel Celeron N3050 processor
  • 2GB RAM
  • 32GB eMMC SSD

Dell Inspiron 15 i5555-2866SLV | regular price $649 | now $399 | save $250

  • 15.6-inch touchscreen with HD (1366 x 768) resolution
  • AMD A10-8700P
  • 8GB RAM
  • 1TB HDD

Lenovo Ideacentre AIO 700-27ISH | regular price $1,899 | now $1,699 | save $200

  • 27-inch 4K UHD touchscreen
  • Intel Core i7-6700 6th Generation Skylake processor
  • 16GB RAM
  • 192GB SSD + 2TB HDD
  • NVIDIA GeForce GTX 950A graphics

HP Pavilion 17-g199nr | regular price $1,099 | now $899 | save $200

  • 17.3-inch touchscreen with Full HD (1920x1080px) resolution
  • Intel Core i7-6500U 6th Generation Skylake processor
  • 12GB RAM
  • 1TB HDD
  • NVIDIA GeForce 940M graphics

Surface Pro 4 | regular price $1,299 | now $1,199 | save $100

  • 12.3-inch PixelSense touchscreen (2736 x 1824) resolution
  • 6th Gen Intel Core i5
  • 8GB RAM
  • 256GB SSD
  • Surface Pen included

Xbox One + Kinect | regular price $499 | now $399 | save $100

  • 2 free games: Grand Theft Auto V and another game free with select Xbox One consoles

Dell Pi Day savings

XPS 13 9350-1340SLV | regular price $999 | now $685.31 | save $313.69

  • ​13.3-inch InfinityEdge display with Full HD (1920x1080px) resolution
  • Intel Core i5-6200U 6th Generation Skylake processor
  • 8GB RAM
  • 128GB SSD

Dell Inspiron 13 i7359-8408SLV | regular price $999 | now $685.31 | save $313.69

  • 13.3-inch touchscreen with Full HD (1920x1080px) resolution
  • Intel Core i7-6500U 6th Generation Skylake processor
  • 8GB RAM
  • 256GB SSD

Dell Inspiron 15 i5559 | regular price $749 | now $513.81 | save $235.19

  • 15.6-inch touchscreen with Full HD (1920x1080px) resolution
  • Intel Core i5-6200U 6th Generation Skylake processor
  • 8GB RAM
  • 1TB HDD
  • Intel RealSense 3D camera supporting Windows Hello facial recognition

The Microsoft Store spring deals are available until stock last, but the discounts on Dell devices are available only on Pi Day (March 14). For more deals and details visit the Microsoft Store online and the physical store.