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£148 Cheap Flights from Chicago (ORD) to Mexico City (MEX)

View £148 flight on Mon, 14 Sept 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £148 for one-way flights and £294 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Volaris
Sat, 21 Nov - Sat, 5 Dec
ORD
Chicago
MEX
Mexico City
£294 Return, found 2 days ago
£294
Return
found 2 days ago
Select Volaris flight, departing Sat, 21 Nov from Chicago to Mexico City, returning Sat, 5 Dec, priced at £294 found 2 days ago
Aeromexico
Thu, 24 Sept - Mon, 28 Sept
ORD
Chicago
MEX
Mexico City
£301 Return, found 5 days ago
£301
Return
found 5 days ago
Select Aeromexico flight, departing Thu, 24 Sept from Chicago to Mexico City, returning Mon, 28 Sept, priced at £301 found 5 days ago
Aeromexico
Fri, 4 Sept - Sat, 5 Sept
ORD
Chicago
MEX
Mexico City
£303 Return, found 3 days ago
£303
Return
found 3 days ago
Select Aeromexico flight, departing Fri, 4 Sept from Chicago to Mexico City, returning Sat, 5 Sept, priced at £303 found 3 days ago
Aeromexico
Fri, 4 Sept - Sun, 6 Sept
ORD
Chicago
MEX
Mexico City
£304 Return, found 2 days ago
£304
Return
found 2 days ago
Select Aeromexico flight, departing Fri, 4 Sept from Chicago to Mexico City, returning Sun, 6 Sept, priced at £304 found 2 days ago
Aeromexico
Sat, 29 Aug - Thu, 3 Sept
ORD
Chicago
MEX
Mexico City
£304 Return, found 2 days ago
£304
Return
found 2 days ago
Select Aeromexico flight, departing Sat, 29 Aug from Chicago to Mexico City, returning Thu, 3 Sept, priced at £304 found 2 days ago
Volaris
Thu, 10 Sept - Mon, 14 Sept
ORD
Chicago
MEX
Mexico City
£305 Return, found 5 days ago
£305
Return
found 5 days ago
Select Volaris flight, departing Thu, 10 Sept from Chicago to Mexico City, returning Mon, 14 Sept, priced at £305 found 5 days ago
Volaris
Wed, 7 Oct - Wed, 21 Oct
ORD
Chicago
MEX
Mexico City
£307 Return, found 6 days ago
£307
Return
found 6 days ago
Select Volaris flight, departing Wed, 7 Oct from Chicago to Mexico City, returning Wed, 21 Oct, priced at £307 found 6 days ago
avianca
Mon, 14 Sept - Thu, 17 Sept
ORD
Chicago
MEX
Mexico City
£332 Return, found 5 days ago
£332
Return
found 5 days ago
Select avianca flight, departing Mon, 14 Sept from Chicago to Mexico City, returning Thu, 17 Sept, priced at £332 found 5 days ago
American Airlines
Sat, 1 Aug - Thu, 20 Aug
ORD
Chicago
MEX
Mexico City
£411 Return, found 5 days ago
£411
Return
found 5 days ago
Select American Airlines flight, departing Sat, 1 Aug from Chicago to Mexico City, returning Thu, 20 Aug, priced at £411 found 5 days ago
Air Canada
Mon, 21 Sept - Sat, 26 Sept
ORD
Chicago
MEX
Mexico City
£531 Return, found 23 hours ago
£531
Return
found 23 hours ago
Select Air Canada flight, departing Mon, 21 Sept from Chicago to Mexico City, returning Sat, 26 Sept, priced at £531 found 23 hours ago

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

February is typically the cheapest month to fly

From £226 - £277 per traveller.

Frequently asked questions

How much does a flight from Chicago, IL (ORD) to Mexico City (MEX) cost?
You can find one-way and return flights from Chicago, IL (ORD) to Mexico City (MEX) with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ORD to MEX ticket fares go up or down.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Mexico City (MEX-Mexico City Intl.)?
The cheapest months to fly from ORD to MEX are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Chicago, IL (ORD) to Mexico City (MEX)?
Enter ORD to MEX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Chicago, IL (ORD-O'Hare Intl.) to Mexico City (MEX-Mexico City Intl.)?
Arajet offers one of the cheapest connecting return flights on this route, with tickets starting from around £273. Viva is one of the cheapest airlines offering nonstop return flights from Chicago, IL (ORD-O'Hare Intl.) to Mexico City (MEX-Mexico City Intl.), with tickets starting from around £341 for flights that can be booked for departure within the next year. These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Chicago, IL (ORD) to Mexico City (MEX)?
To find a cheap flight from Chicago, IL (ORD) to Mexico City (MEX), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Mexico City (MEX-Mexico City Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Chicago, IL (ORD) to Mexico City (MEX)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Chicago, IL (ORD) to Mexico City (MEX). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Mexico City (MEX-Mexico City Intl.)?
Flying nonstop from ORD to MEX takes around 4 hours 30 minutes, with the route covering approximately 2,720 kilometers. Flights with a layover typically take 5 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chicago, IL (ORD) to Mexico City (MEX)?
Select the "Business class" and "First class" filters when looking for Chicago, IL (ORD) to Mexico City (MEX) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Chicago, IL (ORD) to Mexico City (MEX) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD) to Mexico City (MEX) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD) to Mexico City (MEX) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD) to Mexico City (MEX) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD) to Mexico City (MEX) flight and hotel package?
Securing a Chicago, IL (ORD) to Mexico City (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. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD) to Mexico City (MEX)?
If you booked your Chicago, IL (ORD) to Mexico City (MEX) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Mexico City Intl.
Airlines serving
Aer Lingus, Aeromexico, Air Canada, Copa, Volaris, WestJet, avianca
Return price
£294
Distance
2703 km
Average flight time
3 hours 17 mins

Book with confidence

Compare flights from Chicago to Mexico City easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Chicago to Mexico City. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Mexico City Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from O'Hare Intl. to Mexico City Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from O'Hare Intl. (ORD) to Mexico City Intl. (MEX)

The easiest way to view the best deals on flights from Chicago to Mexico City today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from O'Hare Intl. to Mexico City Intl. start at just £294 and range up to £531.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Chicago and Mexico City
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Chicago to Mexico City flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from O'Hare Intl. to Mexico City Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Chicago to Mexico City easily and book with confidence

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*Available to Expedia members.