Road closureFri, May 29, 2026 – Fri, Jun 12, 2026HWY 401 (Eastbound)
Nightly Maintenance on HWY 401 Eastbound Transfer at PORT UNION ROAD, Toronto.
Road closure · Fri, May 29, 2026 – Fri, Jun 12, 2026
★ IMPACT 3/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Location
- At PORT UNION ROAD
- Start date
- Fri, May 29, 2026 · 11:59 PM
- End date
- Fri, Jun 12, 2026 · 5:00 AM
- Lanes affected
- ALL LANES CLOSED
- Severity
- HeavyFull closure
- Source
- Ontario 511Event ID 252374
What's affected
HWY 401 (Eastbound) at PORT UNION ROAD is impacted by a road closure with full closure conditions. Expect impact to ALL LANES CLOSED.
Suggested detour: Highway 7 to the north and the 407 ETR (toll) are the practical alternates. Avenue Road, Yonge, and Eglinton cannot absorb 401 volume.
Same-day events
- MARTIN GARRIX AMERICAS TOUR
May 29 · RBC Amphitheatre
- Romeo Santos & Prince Royce - Mejor Tarde Que Nunca Tour 2026
May 29 · Scotiabank Arena
- Lakeshore West Construction
May 29 · Toronto transit
- Bruno Mars - The Romantic Tour
May 30 · Rogers Stadium
- MARTIN GARRIX AMERICAS TOUR
May 30 · RBC Amphitheatre
- The Guess Who: Takin' It Back Tour
May 30 · Scotiabank Arena
- Toronto Tempo vs. Seattle Storm
May 30 · Coca-Cola Coliseum
- Barrie Construction
May 30 · Toronto transit
Plan ahead
- More on Highway 401
- Toronto traffic on Fri, May 29, 2026
- Toronto traffic on Sat, May 30, 2026
- Toronto traffic on Sun, May 31, 2026
- Toronto traffic on Mon, Jun 1, 2026
- Toronto traffic on Tue, Jun 2, 2026
- Toronto traffic on Wed, Jun 3, 2026
- Toronto traffic on Thu, Jun 4, 2026
- Toronto traffic on Fri, Jun 5, 2026
- Toronto traffic on Sat, Jun 6, 2026
- Toronto traffic on Sun, Jun 7, 2026
- Toronto traffic on Mon, Jun 8, 2026
- Toronto traffic on Tue, Jun 9, 2026
- Toronto traffic on Wed, Jun 10, 2026
- Toronto traffic on Thu, Jun 11, 2026
- Toronto traffic on Fri, Jun 12, 2026