$127 Cheap Flights from Chicago (ORD) to Mexico City (MEX)

View $127 flight on Sat, Sep 27, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Benito Juarez International Airport (MEX)

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Cheap Flights from Chicago to Mexico City (ORD-MEX)

Prices were available within the past 7 days and start at $127 for one-way flights and $258 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Viva
Mon, Nov 24 - Sun, Dec 7
ORD
Chicago
NLU
Mexico City
$258 Roundtrip, found 10 hours ago
$258
Roundtrip
found 10 hours ago
Select Viva flight, departing Mon, Nov 24 from Chicago to Mexico City, returning Sun, Dec 7, priced at $258 found 10 hours ago
Viva
Mon, Nov 24 - Thu, Nov 27
ORD
Chicago
NLU
Mexico City
$265 Roundtrip, found 10 hours ago
$265
Roundtrip
found 10 hours ago
Select Viva flight, departing Mon, Nov 24 from Chicago to Mexico City, returning Thu, Nov 27, priced at $265 found 10 hours ago
Viva
Tue, Nov 18 - Sun, Dec 7
ORD
Chicago
NLU
Mexico City
$268 Roundtrip, found 1 day ago
$268
Roundtrip
found 1 day ago
Select Viva flight, departing Tue, Nov 18 from Chicago to Mexico City, returning Sun, Dec 7, priced at $268 found 1 day ago
Viva
Sat, Nov 1 - Sun, Nov 16
ORD
Chicago
NLU
Mexico City
$272 Roundtrip, found 1 hour ago
$272
Roundtrip
found 1 hour ago
Select Viva flight, departing Sat, Nov 1 from Chicago to Mexico City, returning Sun, Nov 16, priced at $272 found 1 hour ago
Viva
Sat, Nov 1 - Thu, Nov 20
ORD
Chicago
NLU
Mexico City
$274 Roundtrip, found 2 days ago
$274
Roundtrip
found 2 days ago
Select Viva flight, departing Sat, Nov 1 from Chicago to Mexico City, returning Thu, Nov 20, priced at $274 found 2 days ago
Viva
Sun, Nov 16 - Thu, Nov 20
ORD
Chicago
NLU
Mexico City
$275 Roundtrip, found 1 day ago
$275
Roundtrip
found 1 day ago
Select Viva flight, departing Sun, Nov 16 from Chicago to Mexico City, returning Thu, Nov 20, priced at $275 found 1 day ago
Volaris
Fri, Sep 26 - Tue, Nov 25
ORD
Chicago
NLU
Mexico City
$276 Roundtrip, found 3 hours ago
$276
Roundtrip
found 3 hours ago
Select Volaris flight, departing Fri, Sep 26 from Chicago to Mexico City, returning Tue, Nov 25, priced at $276 found 3 hours ago
American Airlines
Thu, Sep 25 - Sun, Sep 28
ORD
Chicago
MEX
Mexico City
$289 Roundtrip, just found
$289
Roundtrip
just found
Select American Airlines flight, departing Thu, Sep 25 from Chicago to Mexico City, returning Sun, Sep 28, priced at $289 just found
Aeromexico
Thu, Sep 25 - Sun, Sep 28
ORD
Chicago
MEX
Mexico City
$307 Roundtrip, just found
$307
Roundtrip
just found
Select Aeromexico flight, departing Thu, Sep 25 from Chicago to Mexico City, returning Sun, Sep 28, priced at $307 just found
Delta
Thu, Sep 25 - Sun, Sep 28
ORD
Chicago
MEX
Mexico City
$307 Roundtrip, just found
$307
Roundtrip
just found
Select Delta flight, departing Thu, Sep 25 from Chicago to Mexico City, returning Sun, Sep 28, priced at $307 just found

Find the cheapest month to fly from Chicago (ORD) to Mexico City (MEX)

February is typically the cheapest month to fly

From $249 - $326 per traveler.

Graph displaying average flight prices per month

Flights from Chicago (ORD) to Santa Lucía (NLU)
Origin airport
O'Hare Intl.
Destination airport
Felipe Ángeles Intl.
Airlines serving
Aeromexico, Air Canada, American Airlines, Delta, Frontier Airlines, United, Viva, Volaris, avianca
Roundtrip price
$258
Distance
1668 mi
Average flight time
3 hours 16 mins

Chicago to Mexico City Flights

The cheapest times to fly from Chicago to Mexico City

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Mexico City are during the month of November. You can find some of the cheapest flights from Chicago to Mexico City with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Mexico City

Sunday is one of the best days to book for cheap flights from Chicago to Mexico City: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Mexico City

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Mexico City in 2025. You can also book with separate airlines for your outbound and return journeys, from $127 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Mexico City flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Mexico City airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX) cost?
Cheap round-trip fares from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX) start from $258. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Volaris and Viva Aerobus flight leaving ORD on August 10 2025 and touching down at MEX. The price was last updated on July 14 2025 and has not changed since.
What is the cheapest month to fly from ORD to MEX?
The cheapest flights from ORD to MEX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX)?
Take the express route to Mexico City Intl. Airport (MEX). 4 airlines offer nonstop flights from O'Hare Intl. Airport (ORD), including:

  • Aeromexico
  • United Airlines
  • Volaris

What is the cheapest airline that flies from ORD to MEX?
Currently, the cheapest carrier offering one-way flights from ORD to MEX is Volaris. You can jet off on this route from $127. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from ORD on September 30 2025. Prices were last updated on July 14 2025 and have not changed since.
How many flights per day from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX)?
Each day on average, 6 nonstop flights operate from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX). Pick the departure time that fits your schedule best.
What are the most popular departure times for flights from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX)?
The 1 AM departures from ORD to MEX see the highest demand. These flights can come with a higher price due to their popularity. If you're hoping to save money, choose a less crowded time to fly.
What day of the week has the most flights from ORD to MEX?
Travel on a Sunday if you're after the largest selection of flights from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX).
What is the earliest flight from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX)?
The earliest flight leaving from O'Hare Intl. Airport (ORD) is at around 12:48AM UTC-6. Hop on this flight and you'll touch down at Mexico City Intl. Airport (MEX) at approximately 5:10AM UTC-6. The total time in the air is 4h 22m.
How long does it take to fly from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX)?
Flights from ORD to MEX have an average travel time of 4 hours and 34 minutes. The distance between these two airports is 1,700 mi.
What airline has the least delays from ORD to MEX?
With 100% of flights typically landing on time, Delta Air Lines has the best on-time performance for direct flights from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX). To keep track of your flight status and get notifications if anything changes, use the Expedia App.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX)?
To avoid potential delays on the O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX) route, aim to fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Mexico City from O'Hare Intl. Airport (ORD)?
Mexico City Intl. Airport (MEX) is the only airport in Mexico City with direct flights from O'Hare Intl. Airport (ORD). Browse your options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX) last-minute?
Booking your ticket from ORD to MEX just before your getaway is usually more expensive. But if you're flexible with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book an ORD to MEX flight and hotel package?
Booking an ORD to MEX flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our wide range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Mexico City Intl. Airport (MEX)?
Typically, it's possible to reschedule or cancel your ORD to MEX flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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