Cheap flights to O'Hare Intl

The best time to book flights to O'Hare Intl is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Users looking for the lowest fares to O'Hare Intl should consider flying on Monday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Tuesday afternoons, when prices are usually at their highest.

The cheapest airlines flying from Toronto to O'Hare Intl are Porter Airlines, American Airlines and Air Canada.

The most flights from Toronto to O'Hare Intl are scheduled on a Friday (73 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (52 on average).

In terms of precipitation, rainfall in O'Hare Intl ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit O'Hare Intl when rainfall is around 43.0 mm.

If weather is an important factor for your trip to O'Hare Intl, 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).