Cheap flights from Illinois to Quebec from C$ 200

In general, April is the cheapest month to fly from Illinois to Quebec. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 419. If you are unable to visit Quebec during the month of April, then departing from Illinois during the month February is also very affordable. Most momondo users find prices during this month for around C$ 444.

The cheapest day to depart from Illinois to Quebec is on a Tuesday. Travellers who choose to depart for Quebec on a Tuesday will often find tickets for as low as C$ 265. The most expensive day to fly to Quebec is Saturday, with ticket prices averaging around C$ 561.

Flying to Quebec from Illinois at noon is the least expensive time of day to depart. momondo users have found prices as low as C$ 224 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to Quebec is in the morning when prices are around C$ 483.

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 C$ 537 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 C$ 239 on momondo.

There are 2 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.

As of August 2026, there are 47 flights per day flying from Illinois to Quebec. The most common time of day flights depart is 8:00a.m., 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.