Usually the best Air Canada choice for a quick, better-than-standard lounge meal or coffee.

Convenient for eligible domestic flyers, but generally busy at banking times.

A useful overflow-style stop rather than a lounge to seek out for a long layover.

The better Air Canada option after U.S. preclearance when it has capacity.

YYZ's standout airline lounge if your fare qualifies.

A strong cardholder option, though expect demand at peak international departure times.

The best choice for eligible Emirates passengers, with a far calmer experience than a shared lounge.

A solid all-day option, but it can be crowded because it is one of YYZ's most accessible lounges.

Temporarily closed for an upgrade; use the domestic Plaza Premium lounge if eligible and time permits.

Convenient after preclearance, but its middling traveler rating reflects frequent crowding.

A practical airline-specific option, particularly when departing on United.

A functional club for eligible American and oneworld passengers, with relatively early closing.

The natural choice for eligible British Airways passengers, especially near the London departure.

A comparatively calm Terminal 3 international alternative, especially outside KLM's departure rush.

A reasonable domestic escape, but renovation work may temporarily limit parts of the lounge.

The most useful Terminal 3 general-access lounge, but its popularity means queues and crowding are possible.

A useful post-preclearance refuge, but only for U.S.-bound passengers.