Road closureTue, May 19, 2026 – Mon, Jun 1, 2026HWY 401 (Eastbound)
Nightly Construction on HWY 401 Eastbound Express between MISSISSAUGA RD and HWY 403, Mississauga.
Road closure · Tue, May 19, 2026 – Mon, Jun 1, 2026
★ IMPACT 3/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Location
- Between MISSISSAUGA RD and HWY 403
- Start date
- Tue, May 19, 2026 · 8:00 PM
- End date
- Mon, Jun 1, 2026 · 5:00 AM
- Lanes affected
- ALL LANES CLOSED
- Severity
- HeavyFull closure
- Source
- Ontario 511Event ID 243349
What's affected
HWY 401 (Eastbound) between MISSISSAUGA RD and HWY 403 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
- Toronto Marlies v Cleveland Monsters- AHL Playoffs Round 3 Home Game 1
May 20 · Coca-Cola Coliseum
- RBC Amphitheatre Opening Night: Imagine Dragons
May 21 · RBC Amphitheatre
- Brennan Lee Mulligan's ENDLESS DUNGEON
May 21 · Coca-Cola Coliseum
- Toronto Blue Jays vs Pittsburgh Pirates
May 22 · Rogers Centre
Plan ahead
- More on Highway 401
- Toronto traffic on Tue, May 19, 2026
- Toronto traffic on Wed, May 20, 2026
- Toronto traffic on Thu, May 21, 2026
- Toronto traffic on Fri, May 22, 2026
- Toronto traffic on Sat, May 23, 2026
- Toronto traffic on Sun, May 24, 2026
- Toronto traffic on Mon, May 25, 2026
- Toronto traffic on Tue, May 26, 2026
- Toronto traffic on Wed, May 27, 2026
- Toronto traffic on Thu, May 28, 2026
- 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