Cheap flights from Illinois to Quebec from $144

If you aren’t able to travel to Quebec during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $320.

Our data shows that Thursday is the least expensive day to fly to Quebec. Tickets to fly out on this day can be as low as $569. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Quebec for around $832.

The cheapest time of day to fly to Quebec is in the morning when flights can be purchased for as low as $625. Try not to purchase tickets in the afternoon because they tend to be around $764. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Chicago O'Hare Intl to Montreal Pierre Elliott Trudeau Intl for the best Illinois - Quebec flight prices

You are more likely to see cheaper flights to Quebec from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Quebec for around $387 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Quebec from Illinois for as low as $172 on momondo.

There are 4 cabin classes available to choose from on Illinois to Quebec flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta, Porter Airlines, and United Airlines are the most popular carriers operating from Illinois to Quebec

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Quebec from Illinois according to our data. Air Canada is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Quebec. Keep in mind that there are 5 different airlines that fly to Quebec on a routine basis, so you have a few additional options to choose from.

As of August 2026, there are 47 flights per day flying from Illinois to Quebec. The most common time of day flights depart is 8:00AM, with 52% of flights taking off in the afternoon.

As of August 2026, there are 333 flights per week flying from Illinois to Quebec. The most common day of the week flights depart is Thu, with 15% of flights taking off on this day.