Cheap flights from Chicago to Toronto
from 81 US$
From 281 USD — compare hundreds of airlines
The cheapest month is usually 2026-09 · 81 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Chicago to Toronto, a about 701 km route (around 1h 23m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as American Airlines, Air Canada, Etihad Airways operate this route.
The airports on this route
About 22 km from downtown Toronto
Getting around: UP Express train to Union Station, buses, taxis and apps
The UP Express reaches Union Station in ~25 min — it nearly always beats traffic.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Chicago to Toronto?
It's usually 2026-09, from 81 USD. Use the price calendar to compare other dates.
How long is the flight from Chicago to Toronto?
A nonstop flight takes about 1h 23m and covers around 701 km. Connecting itineraries take longer.
Are there direct flights from Chicago to Toronto?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Chicago to Toronto?
American Airlines, Air Canada, Etihad Airways, Iberia operate this route, among others. Compare them all in the results.
When should I book Chicago–Toronto flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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Chicago → Toronto · Live fares from 100+ sites — free, with no hidden fees.