Jos. A. Bank Men's Tailored Fit Shirt

At Amazon, get this Amazon Essentials Men's Modern Oversized-Fit Cotton Button-Down Oxford Shirt, with prices starting from $4.20. Price varies by size and color and some discounts require clipping an on-page coupon first. It's a strong deal for a men's Oxford shirt. Shipping is free for Prime members. Buy Now at Amazon

This Amazon Essentials shirt is discounted in some random sizes and colors, with the lowest price coming in at just $3.08 (for the pictured Blue shirt in size Large). You'll need to look through the sizes and colors to the find the best deal in your size. The cotton-blend fabric includes 2% elastane for a bit of stretch. Shipping is free for Prime members. Buy Now at Amazon

Walmart offers the Wrangler Men's Twill Shirt with Built-In Sunglasses Cleaner in Vintage Aztec Dobby Stripe for $6.27 in size L only.  3XL is available for $7.16.  Choose pickup or spend $35 to avoid the $6.99 shipping charge. Buy Now at Walmart

At Macy's, this Tommy Hilfiger linen shirt in Carbon Navy drops to $24, down from $100. The shirt is a final sale item, so returns and exchanges are not accepted, and all sizes are backordered with an expected ship date of Nov. 25. Star Rewards members get free shipping over $39 (it's free to join). Buy Now at Macy's