Porter Airlines flights from Toronto to Chicago (YTO - CHI)
Cheapflights users flying from Toronto to Chicago on Porter Airlines typically fly into Chicago O'Hare Intl and depart from Toronto Pearson Intl. Select your dates above for pricing.
Porter Airlines flights from Toronto to Chicago in 2025
Find detailed information about Porter Airlines flights from Toronto to Chicago. Explore the options provided by Porter Airlines to plan your journey from Toronto to Chicago. Data last updated 30 April 2025.
Travel insights for Porter Airlines flights from Toronto to Chicago
Get recent, data-driven insights about Porter Airlines flights from Toronto to Chicago including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from Toronto to Chicago with Porter Airlines?
Use this chart to determine the optimal time to book a return flight from Toronto to Chicago. Price data was last updated on 25 April 2025.
Booking with Porter Airlines 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Toronto to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Toronto to Chicago with Porter Airlines?
Currently, the most affordable month to book a Porter Airlines flight from Toronto to Chicago in March, with an average price of HK$1,311. Conversely, traveling with Porter Airlines from Toronto to Chicago in September will be the most expensive, with an average cost of HK$1,753. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
Rainfall in Chicago by month
Plan your trip to Chicago by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.
Temperature in Chicago by month
Plan your trip to Chicago by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).
Best time to book a flight from Toronto to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Toronto with our price prediction graph.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Complete your trip to Chicago by adding a car hire and/or hotel booking to your travel itinerary.
See what others are saying about Porter Airlines
Read reviews and see what other travellers are saying about their experiences with Porter Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Porter Airlines for your next flight. Reviews last updated 30 April 2025.
Overview
Crew
Entertainment
Food
Boarding
Comfort