Road closureMon, Oct 26, 2026 – Sat, Oct 31, 2026HWY 427 (Southbound)

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

Road closure · Mon, Oct 26, 2026 – Sat, Oct 31, 2026

★ IMPACT 3/5 · ★ SOURCE-BACKED CLOSURE RECORD

Highway 427 status Traffic today Closures today This weekend

★ Quick facts

Road: HWY 427 (Southbound)
Location: At HWY 409
Start date: Mon, Oct 26, 2026 · 11:00 PM
End date: Sat, Oct 31, 2026 · 5:00 AM
Lanes affected: ALL LANES CLOSED
Severity: HeavyFull ramp closure
Source: Ontario 511Event ID 326391

Traffic context

Traffic today

This closure is one part of the day. The daily brief shows the event load, other road work, and the likely busy window from the same calendar data.

Open daily brief

Day status: Heavy
Busy window: Arrival pressure likely builds 6:30 PM to 8 PM.
Main signal: Raptors at Scotiabank Arena + Marlies at Coca-Cola Coliseum + TTC Line 2

College St
Lake Shore Blvd W
Raptors vs Orlando Magic

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

★ RoadHighway 427 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic todaySame-day events and other road restrictions around this closure.read →★ ClosuresToronto closures todayBrowse active and upcoming construction records.read →★ WeekendThis weekend's closuresSee this closure beside events, transit work, and other road restrictions.read →★ RouteDriving from Mississauga?Check how this road fits into the full route into Toronto.read →★ RouteDriving from Kitchener?Check how this road fits into the full route into Toronto.read →★ RouteDriving from Brampton?Check how this road fits into the full route into Toronto.read →