Cheap flights from Illinois to British Columbia from $166

If you aren’t able to travel during the month of October, then book flights to British Columbia from Illinois during February instead. Flights to British Columbia in February, while not as cheap as those in October, still average around $459.

The cheapest day to depart on your flight to British Columbia is on a Thursday when prices can be found for as low as $677. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to British Columbia on Sunday is $915.

Flying to British Columbia from Illinois at noon is the least expensive time of day to depart. momondo users have found prices as low as $601 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to British Columbia, so prices are often more expensive at around $962 per ticket.

Fly from Chicago O'Hare Intl to Vancouver Intl for the best Illinois - British Columbia flight prices

You are more likely to see cheaper flights to British Columbia from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to British Columbia for around $549 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to British Columbia from Illinois for as low as $431 on momondo.

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

Alaska Airlines, Air Canada, and Delta are the most popular carriers operating from Illinois to British Columbia

United Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to British Columbia from Illinois according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to British Columbia. Keep in mind that there are 7 different airlines that fly to British Columbia on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 8 flights per day flying from Illinois to British Columbia. The most common time of day flights depart is 7:00PM, with 44% of flights taking off at noon.

As of September 2026, there are 59 flights per week flying from Illinois to British Columbia. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.