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YYZ airport guide: Toronto Pearson

Updated

YYZ is the airport code for Toronto Pearson International Airport in Mississauga, Ontario, northwest of downtown Toronto. This is a runway-level briefing for Toronto Pearson (YYZ): which terminal you need, how UP Express beats the 401, where US preclearance fits, and how to search CAD fares before you leave the curb.

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Code

YYZ

Toronto Pearson International

Terminals

T1 · T3

Check your airline app

Rail

UP Express

Pearson ↔ Union Station

US flights

Preclearance

Clear US Customs at YYZ

01 · Snapshot

Pearson in one page

Toronto Pearson is Canada’s busiest airport and the home runway for this site. Most travellers touch either Terminal 1 (Air Canada and Star Alliance partners) or Terminal 3 (many WestJet, US carriers and leisure airlines). Getting the terminal right before you leave home is half the battle.

UP Express from Union Station is the default downtown rail link; taxis, rideshares and parking garages fill the rest. US-bound flights often use US Customs preclearance at Pearson, which changes how early you should arrive versus a domestic hop.

Use the Travelpayouts search above to price departures from YYZ in CAD, then decide whether a Pearson-area hotel (Trip.com) beats a dawn drive from the core.

02 · Terminals

T1 vs T3 without the folklore

Terminal 1 concentrates Air Canada metal and many Star Alliance partners. Walking times are real — follow Pier signs carefully.

Terminal 3 hosts a rotating mix of WestJet, US majors and leisure carriers. Trust your airline app over memory; seasonal changes move flights between terminals.

Inter-terminal travel should not be Plan A for a 45-minute connection. If you are self-connecting, build buffer or book a protected itinerary.

03 · Ground transport

UP Express, parking, rideshare

UP Express is the cleanest downtown link for most travellers with light bags. Factor Union Station walk times if connecting to GO or VIA.

Parking rates climb near the terminals; economy lots trade money for shuttle time. For flights before 08:00, a Trip.com Pearson hotel often beats a 04:30 city alarm.

Rideshares and taxis work, but 401 congestion is the wildcard — especially Friday afternoons and Sunday evenings around March Break.

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Trip.com

Pearson airport hotels

Early-departure stays steps from T1 & T3.

Pearson airport hotels

04 · US preclearance & security

Border timing at YYZ

Many US-bound flights clear US Customs at Pearson before departure. Arrive earlier at YYZ to clear preclearance queues.

Domestic and international (non-preclearance) flows differ. Follow airline wayfinding; do not assume last trip’s map still applies.

NEXUS can help when lanes are open — confirm eligibility before you rely on it for a tight bank.

05 · Lounges & wait strategy

Making delays bearable

Pearson lounges cluster by alliance and credit-card access. Check which terminal your lounge sits in before you clear security on the wrong side.

When storms stack delays, airport hotels and flexible CAD fares matter more than lounge snacks. Keep Travelpayouts alerts on if weather-sensitive.

06 · Link out to routes

Fly from Pearson

FAQ

Traveller questions

What is YYZ?+

YYZ is the IATA code for Toronto Pearson International Airport, Canada’s busiest airport and the home runway for this site. Most travellers use Terminal 1 (Air Canada and Star Alliance partners) or Terminal 3 (many WestJet, US and leisure flights).

Where is YYZ airport?+

Toronto Pearson (YYZ) is in Mississauga, Ontario, northwest of downtown Toronto. UP Express trains link the airport with Union Station downtown; taxis, rideshares and airport parking are the other common options, with Highway 401 traffic the main wildcard.

How early should I arrive at YYZ?+

Domestic: often 90 minutes. US preclearance: plan 2.5–3 hours in busy periods. International: follow airline guidance, usually ~3 hours.

Which terminal is Air Canada?+

Most Air Canada flights use Terminal 1 — always confirm on your boarding pass.

Is UP Express worth it vs a taxi?+

For downtown travellers with normal luggage, yes — predictable time usually beats 401 roulette.

Can I sleep near the airport before an early flight?+

Yes. Pearson-area hotels on Trip.com are popular for sub-07:00 departures.

Where do I search CAD flights from YYZ?+

Use the Travelpayouts widget on this page — origin YYZ and your destination code.