Cheap flights from Chicago O'Hare Intl Airport to Mexico City from $131

The cheapest month to fly to Mexico City from Chicago O'Hare Intl Airport is in February. Flight prices, which tend to average around $313, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Mexico City from Chicago O'Hare Intl Airport during September instead. Flights to Mexico City in September, while not as cheap as those in February, still average around $328.

Our data shows that Thursday is the least expensive day to fly to Mexico City. Tickets to fly out on this day can be as low as $388. On the other hand, Saturday is the most expensive day to depart from Chicago O'Hare Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $407.

According to our data, the cheapest time of day to fly to Mexico City is in the evening. momondo users have found flights departing from Chicago O'Hare Intl Airport to Mexico City in the evening for as low as $389. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Mexico City, so prices are often more expensive at around $426 per ticket.

Fly from Chicago O'Hare Intl to Mexico City Benito Juarez for the best Chicago O'Hare Intl - Mexico City Benito Juarez flight prices

You are more likely to see cheaper flights to Mexico City from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico City for around $385 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico City from Chicago O'Hare Intl Airport for as low as $343 on momondo.

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

Viva is the most popular carrier operating from Chicago O'Hare Intl to Mexico City Benito Juarez

Volaris, Viva and Aeromexico are the top three most popular airlines that fly to Mexico City from Chicago O'Hare Intl Airport according to our data. Volaris is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Mexico City. Keep in mind that there are 8 different airlines that fly to Mexico City on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between Chicago and Mexico City have experienced a delay on any given week. The average delay length over the past 12 months has been 170 minutes.

Generally, flights departing in the early afternoon 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. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Aeromexico have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

Guadalajara (GDL) was the most common stop: 65% of momondo users choosing 1-stop flights on this route connected there.

Flights via Monterrey (MTY) offer the lowest average round-trip price of $352.

Flights connecting via Guadalajara (GDL) have the shortest average one-way travel time: 7h 48m.

Guadalajara (GDL) has the shortest average layover time for this route: 1h 55m.

As of July 2026, 17 flights take off from Chicago O'Hare Intl Airport and land in Mexico City each day. The most common flight departure time for this route is 1:00AM, with 47% of daily flights taking off at noon.

As of July 2026, 119 flights take off from Chicago O'Hare Intl Airport and land in Mexico City each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.