Originfacts

Flight route

Flights from Toronto (YYZ) to Chicago (ORD)

Distance, flight time and the airlines in Originfacts’ route record for Toronto to Chicago, the two airports, and partner fare tools. Each figure shows where it came from.

IATA code YYZFromTorontoPearson International Airport, Canada
702 km~1h 18m est.
IATA code ORDToChicagoO'Hare International Airport, United States
In our route record:American AirlinesAir CanadaUnited AirlinesWestJet
Find flights YYZ → ORD

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Route record, updated 21 May 2026Where this comes from

YYZ → ORD at a glance

  • Distance

    702 km

    About 436 miles: the great-circle distance between the two airports’ coordinates.

    Route record · checked against coordinates

  • Flight time

    ~1h 18m

    An estimate, not a timetable. The airline’s schedule gives the actual time.

    Route record estimate

  • Time difference

    −1h

    Chicago is 1h behind Toronto today. YYZ: America/Toronto (UTC−4) · ORD: America/Chicago (UTC−5)

    Calculated from IANA time zonesTime zones: Time difference

  • Airlines in route record

    4

    American Airlines, Air Canada, United Airlines and WestJet

    Originfacts route recordSee airlines: Airlines in route record

Airlines on the YYZ–ORD route

Route record · 21 May 2026

The airlines Originfacts’ route record lists for YYZ–ORD, after leaving out carriers listed only through a recycled airline code or as a codeshare. It is not a full schedule and does not say which airlines fly nonstop; check current flights with the airline.

Baggage and check-in rules are each airline’s general rules, read from its own site on the date shown. They are not specific to this route, and your fare type can change them: check your booking.

Fare calendar and schedule for YYZ → ORD

Partner tools · indicative

Two tools from Aviasales, our flight-search partner. They load only if you allow advertising cookies. Prices in them come from recent searches and are indicative, not quotes; the fare on the booking page can differ. The schedule shows flights in the partner’s data, including codeshares sold by other airlines.

Fare calendar

This price calendar is provided by our partner Travelpayouts (Aviasales) and sets cookies.

Or search on flights.originfacts.com, our partner’s site

Flight schedule

This flight schedule is provided by our partner Travelpayouts (Aviasales) and sets cookies.

Or search on flights.originfacts.com, our partner’s site

The airports: Pearson International Airport and O'Hare International Airport

Airport records · OurAirports · Wikidata

Each airport guide lists the airport’s codes, location and time zone, any other routes and airlines Originfacts tracks from YYZ or ORD, current weather and nearby airports, and where to check terminal and transport details.

Weather in Chicago: average high, low and rain by month

NASA POWER · modelled · 2016–2025

Averages of NASA POWER (opens in a new tab) daily values for 2016–2025 at 41.98°, -87.90° near ORD (MERRA-2 reanalysis grid, about 50 km cells), worked out by Originfacts. Modelled, not weather-station readings or a forecast.

In October, Chicago averages a daily high of 18°C and a low of 7°C, with about 102 mm of rain over the month.

Average daily high and low temperature and average monthly rain near ORD, 2016–2025
MonthHighLowRain
Jan-1°C-9°C47 mm
Feb2°C-8°C52 mm
Mar9°C-2°C80 mm
Apr14°C3°C88 mm
May21°C9°C111 mm
Jun27°C15°C105 mm
Jul29°C18°C121 mm
Aug28°C18°C88 mm
Sep26°C14°C80 mm
Octthis month18°C7°C102 mm
Nov9°C-1°C47 mm
Dec2°C-6°C50 mm

Chicago airport guide

Getting to and from YYZ and ORD

Not yet verified

Ground transport, terminals and parking at either airport have not been checked against the airports’ own pages yet, so none are listed here.

Check directly:torontopearson.com (opens in a new tab)flychicago.com (opens in a new tab)

Toronto to Chicago: common questions

Which airlines fly from Toronto to Chicago?

Originfacts’ route record for YYZ–ORD lists American Airlines, Air Canada, United Airlines and WestJet. It is not a full schedule; check current flights with the airline before booking.

How far is Toronto from Chicago by air?

About 702 km, the great-circle distance between Pearson International Airport and O'Hare International Airport.

How long is the flight from Toronto (YYZ) to Chicago (ORD)?

The Originfacts route record estimates about 1h 18m nonstop. It is an estimate, not a timetable: the airline’s schedule gives the actual flight time.

Is there a time difference between Toronto and Chicago?

Chicago is 1h behind Toronto today (UTC−5 in America/Chicago vs UTC−4 in America/Toronto).

Sources

Where each part of this page comes from
  • Distance, flight-time estimateOriginfacts route record, checked against the great-circle distance between the airport coordinates21 May 2026
  • AirlinesOriginfacts route record, leaving out carriers listed only through a recycled airline code or as a codeshare21 May 2026
  • Baggage and check-inEach airline’s own pages, via the Originfacts airline fact files; only checked values are shown3 Sept 2026 – 6 Oct 2026
  • Airport codes, time zonesOriginfacts airport records2 May 2026
  • Time differenceCalculated from each airport’s IANA time zone, with daylight saving applied for today’s dateToday
  • Airport websitesWikidata (official website property)—
  • Airport size class, runwaysOurAirports (opens in a new tab) open data (public domain); the size class is OurAirports’ own, not an official category5 Oct 2026
  • Airport opened, operator, passengersWikidata (CC0), each airport’s own item; passenger figures are the latest year recorded there, with its reference where Wikidata gives one5 Oct 2026
  • Weather in ChicagoNASA POWER (opens in a new tab) daily data (MERRA-2 reanalysis), averaged by month by Originfacts. Modelled, not weather-station readings2016–2025
  • Fare calendar, scheduleAviasales widgets, loaded with advertising consentLive

Schedules, fares and airline rules change. Confirm with the airline before you travel.