Cheap Flights from Chicago to Mexico City from US$112

Frequently Asked Questions

• What are the cheapest flights from Chicago to Mexico City (CHI-MEX)?

  Based on Trip.com data, Volaris offers one-way fares as low as US$112 on Cheapest nonstop routes (e.g. ORD to NLU on Wed, Sep 2), while Viva offers Cheapest nonstop round-trips from US$254 departing on Tue, Aug 18 and returning on Tue, Aug 25.

• Which airlines offer direct flights from Chicago to Mexico City?

  At the moment, you can catch a nonstop flight from Chicago to Mexico City with the following airlines, including: Volaris Viva Aeromexico Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Chicago to Mexico City?

  It takes about 4 hours 34 minutes to fly from Chicago to Mexico City.

• When is the best time to book flights from Chicago to Mexico City?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Mexico City is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Chicago to Mexico City?

  Based on Trip.com data in the past 4 weeks, there is 41 flight per week flying from Chicago to Mexico City. You can check the weekly schedule for popular airlines on this route below: Volaris: S/M/T/W/T/F/S -- Y4701 (07:34) Aeromexico: S/M/T/W/T/F/S -- AM683 (07:16)

• How can I find the best deals on flights from Chicago to Mexico City?

  To find best deals on flights from Chicago to Mexico City, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Sep 2, with one-way flights priced at just US$112.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Volaris.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Mexico City travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Chicago (CHI) to Mexico City (MEX) the cheapest?

  The cheapest months to fly from Chicago to Mexico City is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Chicago to Mexico City on?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Chicago to Mexico City on July 16, 2026 with Volaris, with prices starting at US$317.

• Which airports can I fly to for Mexico City from Chicago?

  You can land at any one of the following hubs in Mexico City, with O'Hare International Airport to Mexico City International Airport (ORD-MEX) is by far the most common option on this route: Mexico City International Airport (MEX) Felipe Ángeles International Airport (NLU) Lic. Adolfo López Mateos International Airport (TLC).

• Is there any time difference between Chicago and Mexico City?

  The time difference between Mexico City and Chicago is 0h.

• How do I change or cancel my ticket from Chicago to Mexico City?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.