Cheap flights from Cancún to Chicago from $145

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Cancún averaging around $212.

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $217. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Cancún because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $465.

Flying to Chicago O'Hare Intl Airport from Cancún in the morning is the least expensive time of day to depart. momondo users have found prices as low as $227 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $401. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Cancun to Chicago O'Hare Intl for the best Cancun - Chicago O'Hare Intl flight prices

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Cancún when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $262 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Cancún for as low as $124 on momondo.

There are 4 cabin classes available to choose from on Cancun to Chicago O'Hare Intl 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 Cancun to Chicago O'Hare Intl

United Airlines, Frontier and Spirit Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Cancún according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 4 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between Cancún and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 164 minutes.

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

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

According to our data, Frontier have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

As of March 2026, there are 13 flights per day flying from Cancún to Chicago O'Hare Intl Airport. The most common time of day flights depart is 2:00PM, with 69% of flights taking off in the afternoon.

As of March 2026, 94 flights take off from Cancún and land in Chicago O'Hare Intl Airport each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.