Cheap flights from Chicago O'Hare Intl Airport to Miami from $101

The month of January is, on average, the cheapest month to fly to Miami from Chicago O'Hare Intl Airport, with most prices found around $222. If you are unable to visit Miami during the month of January, then departing from Chicago O'Hare Intl Airport during the month September is also very affordable. Most momondo users find prices during this month for around $241.

The cheapest day to depart from Chicago O'Hare Intl Airport to Miami is on a Monday when prices can be found for as low as $417. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Miami on Tuesday is $504.

In the evening is the cheapest time of day to fly from Chicago O'Hare Intl Airport to Miami when you can find flight prices for as low as $393. Flying to Miami in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $455. 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 Miami for the best Chicago O'Hare Intl - Miami flight prices

You are more likely to see cheaper flights to Miami from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Miami for around $294 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Miami from Chicago O'Hare Intl Airport for as low as $231 on momondo.

There are 4 cabin classes available to choose from on Chicago O'Hare Intl Airport to Miami flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines and Delta are the most popular carriers operating from Chicago O'Hare Intl to Miami

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Miami from Chicago O'Hare Intl Airport according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Miami. Keep in mind that there are 6 different airlines that fly to Miami on a routine basis, so you have a few additional options to choose from.

Historically, on average around 19% of flights between Chicago and Miami have experienced a delay on any given week. The average delay length over the past 12 months has been 150 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

As of July 2026, 50 flights take off from Chicago O'Hare Intl Airport and land in Miami each day. The most common flight departure time for this route is 10:00AM, with 54% of daily flights taking off at noon.

As of July 2026, 352 flights take off from Chicago O'Hare Intl Airport and land in Miami each week. The most common flight departure day for this route is Sat, with 15% of weekly flights taking off on this day.