Chicago O'Hare to Toronto Pearson
436 miles great-circle distance, typically flown in 1h 17m with 5 airlines operating direct service from Chicago O'Hare (ORD) to Toronto Pearson (YYZ). Cheapest fares are usually in Jun (around $105 return), with peak prices in Jun (around $105). Departures on a Tuesday tend to undercut weekend prices on this corridor.
Flying from Chicago O'Hare
Chicago O'Hare is one of America's two busiest hubs and the home base for both United and American — Terminals 1 and 2 belong to United, Terminal 3 to American, and Terminal 5 handles all international arrivals. The CTA Blue Line runs from a station at the airport to downtown Loop in around 45 minutes for $5. Winter weather drives chronic delays from late November through February, so build in connection padding through ORD between Thanksgiving and President's Day.
Arriving in Toronto
Toronto Pearson is 22 km northwest of downtown Toronto, with the UP Express train reaching Union Station in 25 minutes for CA$12.35. Air Canada is the dominant carrier; US carriers serve YYZ heavily as the largest cross-border destination. Fares from US East Coast and Midwest are competitive year-round; peak demand is around Caribana (early August) and the Toronto International Film Festival (early September).
Who flies ORD to YYZ?
| Airline | IATA | Flight time | Cabin |
| United Airlines | UA | 1h 17m | Economy |
| American Airlines | AA | 1h 17m | Economy |
| Spirit Airlines | NK | 1h 17m | Economy |
| Frontier Airlines | F9 | 1h 17m | Economy |
| Delta Air Lines | DL | 1h 17m | Economy |
5 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Best time to fly ORD→YYZ
Synthesised from 12-month price aggregates. Cheapest months in green, peak in red.
Estimated baseline. Prices update on a 30-day cadence as Travelpayouts data refreshes. Cheapest day-of-week typically Tuesday.
Chicago to Toronto FAQs
Direct flights from Chicago O'Hare (ORD) to Toronto Pearson (YYZ) take approximately 1h 17m for the 436-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
Jun is typically the cheapest month on this route, with one-way fares from $93. Jun is the peak — expect prices 2–3× higher. Book 4–8 weeks ahead for best fares; last-minute prices on this corridor rise sharply inside two weeks of departure.
5 carriers operate direct service from Chicago O'Hare (ORD) to Toronto Pearson (YYZ): United Airlines, American Airlines, Spirit Airlines, Frontier Airlines and Delta Air Lines. Frequencies vary by season and carrier — United Airlines typically operates the highest weekly count on this corridor.
No eTA required for US citizens, but a US passport (or NEXUS card / Enhanced Driver License) is required for air travel. Always check travel.state.gov for the latest entry requirements before booking.
Toronto Pearson (YYZ) is the primary international airport for Toronto. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.