Find the cheapest flights from Toronto to Chicago in 2026. Compare airlines, prices by month, and booking tips to save on your trip.
Route: Toronto (YYZ) → Chicago (ORD)
Distance: Direct flights not available
Flight Duration: 4h 30m – 8h 30m
Prices by Month
| Month | Avg Price | Demand |
|---|---|---|
| January | €320 | medium |
| February | €290 | low |
| March | €310 | medium |
| April | €335 | medium |
| May | €350 | high |
| June | €380 | high |
| July | €420 | high |
| August | €410 | high |
| September | €360 | medium |
| October | €330 | medium |
| November | €305 | low |
| December | €450 | high |
Airlines on This Route
- Air Canada (direct): from €310 — Book directly on Air Canada website for best seat selection. Their flexible fare includes changes without fees.
- United Airlines (direct): from €295 — United often has sales through their portal. Check United.com specifically for this route – they match fares with other booking sites.
- American Airlines (direct): from €305 — AA offers group boarding which helps with carry-on space. Check for AA.com exclusive web fares.
- WestJet (direct): from €285 — WestJet often undercuts competitors on this route. Book early for their lowest fares which sell out fast.
- Delta Air Lines (connecting): from €340 — Delta prices fluctuate significantly. Use their flexible date search to find cheapest days.
Booking Strategy
For Toronto-Chicago flights, the sweet spot is booking 3-5 weeks ahead for business travel and 6-8 weeks ahead for leisure. February and November offer the lowest fares averaging €290-310, while December through August sees prices climb to €380-450. Tuesday and Wednesday departures are typically €40-80 cheaper than weekend flights. Use Google Flights to track price drops on this specific route – set alerts for YYZ to ORD. If Air Canada or WestJet have competitive fares, book directly as they’ll match better prices found elsewhere. Avoid connecting through US hubs like Atlanta or Minneapolis unless direct flights are sold out – connections add 4-6 hours and often cost more. For border crossing, ensure you have your NEXION or ESTA ready if applicable.
Route Tips
- All Toronto-Chicago flights arrive at O’Hare (ORD) – check carefully if booking separately to avoid confusion with Midway (MDW)
- US border pre-clearance happens at Toronto Pearson – arrive 2.5 hours before your flight for smooth processing
- If flying Air Canada, use their mobile app for real-time gate updates – this route frequently uses remote stands requiring buses
- Consider the UTC timezone – Chicago is 1 hour behind Toronto, so your 1h 45m flight actually feels shorter
- For US entry, ensure you have ESTA approved if flying to Chicago (not Toronto pre-clearance) – allow extra time at O’Hare immigration
Frequently Asked Questions
How long is the flight from Toronto to Chicago?
The direct flight from Toronto Pearson (YYZ) to Chicago O’Hare (ORD) takes approximately 1 hour 45 minutes. This is one of the shortest international flights from Canada to the US. If you take a connecting flight through a US hub like Detroit, Minneapolis, or Atlanta, expect a journey time of 4h 30m to 8h 30m depending on connection duration. Air Canada, United, American Airlines, and WestJet all operate direct services multiple times daily, making this route one of the busiest Canada-US corridors.
How much does it cost to fly from Toronto to Chicago?
Round-trip flights from Toronto to Chicago start at around €290-310 for basic economy when booked in advance. The average price hovers around €350 for standard economy with a checked bag. Peak season (December, July-August) sees prices climb to €420-450. Budget carriers like WestJet often have the lowest fares, while Air Canada and United tend to be €20-40 more expensive but include better baggage allowances. Connecting flights via Delta can sometimes match or beat direct prices if booked with specific advance planning.
Are there direct flights from Toronto to Chicago?
Yes, direct flights from Toronto to Chicago are abundant with over 20 daily services. Air Canada operates the most frequency (8-10 daily), followed by United Airlines (6-8), American Airlines (4-6), and WestJet (2-4). All direct flights land at Chicago O’Hare International Airport (ORD). Flight time is just 1 hour 45 minutes. There is no direct service to Chicago Midway (MDW) from Toronto – that would require a connection. The high frequency means you can often find same-day bookings at reasonable prices, though advance booking is still recommended.
What is the cheapest month to fly from Toronto to Chicago?
February is the cheapest month to fly from Toronto to Chicago, with average fares around €290. November is a close second at €305. These shoulder-season months avoid both holiday peaks and summer vacation demand. January and March offer moderate prices at €310-320. The most expensive months are December (€450 average, driven by holiday travel), July (€420), and August (€410). If your schedule is flexible, targeting late February or early November can save you €100-160 compared to peak-season travel.
Which airlines fly from Toronto to Chicago?
Four major airlines operate direct flights: Air Canada (most frequent, ~€310), United Airlines (strong presence, ~€295), American Airlines (~€305), and WestJet (~€285, often cheapest). For connecting options, Delta Air Lines routes through Detroit or Minneapolis, while JetBlue and Southwest occasionally offer deals through their US hubs. Air Canada includes a checked bag in most fares, while WestJet’s basic fare charges extra for checked luggage. United and American both offer competitive pricing with included baggage on standard economy.
What airport do I fly into in Chicago?
All direct flights from Toronto arrive at Chicago O’Hare International Airport (ORD), one of the busiest airports in North America. O’Hare is located 27 km (17 miles) northwest of downtown Chicago. The Blue Line ‘L’ train takes 40-45 minutes to reach the Loop (downtown) for a cost of $5.25. Uber or Lyft runs $35-55 depending on traffic. Taxis charge a flat rate around $60-70 plus tolls. Consider the CTA Blue Line if traveling light – it’s efficient and significantly cheaper than ground transportation.
How far in advance should I book Toronto to Chicago flights?
For Toronto-Chicago flights, book 4-6 weeks ahead for the best prices. Business travelers should aim for 2-3 weeks to balance fare availability with flexibility. Leisure travelers benefit from booking 6-8 weeks out, particularly for summer travel when direct flights fill up. December requires 8+ weeks advance booking as flights sell out quickly. Last-minute bookings (under 1 week) can sometimes yield deals if airlines have unsold inventory, but expect to pay a premium during high-demand periods. Tuesday and Wednesday departures offer the best last-minute value.
Is it cheaper to fly from Toronto to Chicago on weekdays?
Yes, weekday flights from Toronto to Chicago are significantly cheaper than weekend departures. Tuesday and Wednesday are typically the cheapest days, with savings of €40-80 compared to Friday or Sunday flights. Saturday falls in the middle range. Weekend premium is especially pronounced during summer months and around holidays when leisure travelers dominate. If your schedule allows midweek travel, you can consistently find better fares. This pattern holds across all airlines on this route due to business traveler demand skewing Monday-Thursday.
Data updated: 2026-03
