The Big Arch burger at McDonald's in the U.S. is available for a limited time only , starting March 3, 2026. While McDonald's hasn't announced an exact end date, similar limited-time offers typically run for 4–6 weeks , meaning it could disappear from menus by mid-to-late April 2026.

🕒 Availability Window (U.S.)

  • Start date: March 3, 2026
  • Expected end: Mid-to-late April 2026 (not officially confirmed)
  • Status: Limited-time offering at participating locations

🌍 Different Story in Other Countries

Interestingly, the Big Arch has a permanent spot in some international markets:

  • UK & Ireland: Returned permanently as of January 5, 2026
  • Australia & New Zealand: Available during specific hours (often 11 AM–11 PM), treated as a regular menu item

💡 What Makes It "Big"?

  • Two Quarter Pounder patties
  • Three slices of white cheddar
  • Crispy + slivered onions , lettuce, pickles
  • Special Big Arch sauce
  • Served on a sesame & poppy seed bun
  • Over 4.5 inches wide , ~1020 calories

⏳ Pro tip: If you're in the U.S., don't wait too long—once it's gone, there's no guarantee it'll come back soon.

Information gathered from public forums or data available on the internet and portrayed here.