Flight Deals from Orlando International Airport to Chicago O Hare Airport from $27

Flights from Orlando to Chicago are most expensive in late December and mid-summer, while early January and early March are the best times for low prices.

When planning your flights from Orlando to Chicago, it's important to note that prices tend to peak during late December, particularly around Christmas, where they can rise significantly. The highest average prices occur in late December, with the most notable spikes in late March and mid-summer. Conversely, the most affordable times to fly are in early January and early March, marking them as excellent low-price periods. The transition from low to high prices starts abruptly in mid-March, while peak prices begin to ease by mid-April, creating a clear distinction between high and low seasons throughout the year.

Book your flight from Orlando to Chicago 25 to 30 days in advance for the best prices.

If you're planning to travel from Orlando to Chicago, the best time to buy your ticket is between 25 to 30 days before your departure, when prices hover around $167. Avoid purchasing too early, as prices can reach up to $352, significantly raising your costs. While low prices continue until about 17 days before departure, we advise against waiting that long due to increasing volatility and limited seat availability. Booking at least 17 days ahead is crucial, as prices can escalate to as high as $378. Take care to book early; if you wait too long, you may find yourself paying up to 120% more than necessary.