Nightly Construction on HWY 427 Southbound Off-ramp at HWY 409, Toronto.

What's affected

HWY 427 (Southbound) at HWY 409 is impacted by a full ramp closure. The source lists affected lanes as: ALL LANES CLOSED.

Corridors to compare: Highway 27 and Kipling Avenue run north–south near the 427 as surface corridors. Highway 410 is farther west and connects Brampton with the 401. Which one wins depends on the day — check a live map before you leave.

Same-day events

• AFC Toronto vs. Halifax Tides FC

  Oct 26 · BMO Field

• Olivia Rodrigo: The Unraveled Tour

  Oct 26 · Scotiabank Arena

• TTC Line 2 - Kipling to Keele stations closure

  Oct 26 · Toronto transit

• TTC Line 1 (Yonge-University) - Lawrence West to St George stations - Nightly early closures starting at 11:59 p.m. - Monday, October 26 to Thursday, October 29

  Oct 26 · Toronto transit

• Olivia Rodrigo: The Unraveled Tour

  Oct 27 · Scotiabank Arena

• TTC Line 1 (Yonge-University) - Lawrence West to St George stations - Nightly early closures starting at 11:59 p.m. - Monday, October 26 to Thursday, October 29

  Oct 27 · Toronto transit

• Toronto FC v D.C. United

  Oct 28 · BMO Field

• Toronto Raptors vs Orlando Magic

  Oct 28 · Scotiabank Arena

• TTC Line 1 (Yonge-University) - Lawrence West to St George stations - Nightly early closures starting at 11:59 p.m. - Monday, October 26 to Thursday, October 29

  Oct 28 · Toronto transit

• TTC Line 1 (Yonge-University) - Lawrence West to St George stations - Nightly early closures starting at 11:59 p.m. - Monday, October 26 to Thursday, October 29

  Oct 29 · Toronto transit

Plan ahead

• More on Highway 427
• Toronto traffic on Mon, Oct 26, 2026
• Toronto traffic on Tue, Oct 27, 2026
• Toronto traffic on Wed, Oct 28, 2026
• Toronto traffic on Thu, Oct 29, 2026
• Toronto traffic on Fri, Oct 30, 2026