Free Country Flag Icons CDN

URL Pattern

All flag icons follow a consistent URL structure:

https://cdn.freeflags.org/{style}/{country}-flag-{style}-{size}.png

Try the Flag Icon CDN

Pick a country flag and icon style to preview the CDN URL:

Copy

SVG (vector)

Available for flat-circle, flat-rectangle, and flat-square styles. Drop the size from the URL:

Available Flag Icon Styles

Use these style keys in the CDN flag icons URL:

Flag CDN Code Examples

Use country flag icons from CDN in HTML, CSS, React, or Markdown:

HTML

CSS

React

Markdown

Flag Icons CDN Usage Notes

• All country flag icons are free for personal and commercial use
• No authentication or API key required — just use the CDN link
• Served from a global CDN for fast loading worldwide
• PNG flag icons have transparent backgrounds
• SVG flag icons available for flat-circle, flat-rectangle, and flat-square styles
• Works as a CSS flag icon CDN — use in background-image or <img> tags
• Country slugs use lowercase with hyphens (e.g. united-states, south-korea)
• Compatible alternative to flag-icon-css and bootstrap flag CDN packages