Cheap Flights from Champaign (CMI) to Buenos Aires (EZE)

Popular airlines from Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard) to Ministro Pistarini Intl. Airport (EZE)

Cheap Flights from Champaign to Buenos Aires (CMI-EZE)

Prices were available within the past 7 days and start at for one-way flights and $1,185 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Oct 28 - Tue, Nov 11
CMI
Champaign
EZE
Buenos Aires
$1,185 Roundtrip, just found
$1,185
Roundtrip
just found
Select American Airlines flight, departing Tue, Oct 28 from Champaign to Buenos Aires, returning Tue, Nov 11, priced at $1,185 just found
American Airlines
Mon, Oct 27 - Mon, Nov 10
CMI
Champaign
EZE
Buenos Aires
$1,190 Roundtrip, found 2 days ago
$1,190
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Oct 27 from Champaign to Buenos Aires, returning Mon, Nov 10, priced at $1,190 found 2 days ago
American Airlines
Sat, Nov 1 - Tue, Nov 11
CMI
Champaign
EZE
Buenos Aires
$1,225 Roundtrip, just found
$1,225
Roundtrip
just found
Select American Airlines flight, departing Sat, Nov 1 from Champaign to Buenos Aires, returning Tue, Nov 11, priced at $1,225 just found
American Airlines
Sat, Nov 15 - Tue, Nov 25
CMI
Champaign
EZE
Buenos Aires
$1,230 Roundtrip, found 2 days ago
$1,230
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 15 from Champaign to Buenos Aires, returning Tue, Nov 25, priced at $1,230 found 2 days ago
American Airlines
Sat, Oct 25 - Mon, Nov 10
CMI
Champaign
EZE
Buenos Aires
$1,234 Roundtrip, found 2 days ago
$1,234
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Oct 25 from Champaign to Buenos Aires, returning Mon, Nov 10, priced at $1,234 found 2 days ago
American Airlines
Thu, Oct 9 - Fri, Oct 17
CMI
Champaign
EZE
Buenos Aires
$1,260 Roundtrip, found 2 days ago
$1,260
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 9 from Champaign to Buenos Aires, returning Fri, Oct 17, priced at $1,260 found 2 days ago
American Airlines
Mon, Oct 27 - Tue, Nov 11
CMI
Champaign
EZE
Buenos Aires
$1,260 Roundtrip, just found
$1,260
Roundtrip
just found
Select American Airlines flight, departing Mon, Oct 27 from Champaign to Buenos Aires, returning Tue, Nov 11, priced at $1,260 just found
American Airlines
Wed, Nov 12 - Mon, Nov 17
CMI
Champaign
EZE
Buenos Aires
$1,261 Roundtrip, found 2 days ago
$1,261
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Nov 12 from Champaign to Buenos Aires, returning Mon, Nov 17, priced at $1,261 found 2 days ago
American Airlines
Tue, Oct 14 - Mon, Nov 3
CMI
Champaign
EZE
Buenos Aires
$1,265 Roundtrip, just found
$1,265
Roundtrip
just found
Select American Airlines flight, departing Tue, Oct 14 from Champaign to Buenos Aires, returning Mon, Nov 3, priced at $1,265 just found
American Airlines
Sat, Nov 1 - Thu, Nov 13
CMI
Champaign
EZE
Buenos Aires
$1,265 Roundtrip, just found
$1,265
Roundtrip
just found
Select American Airlines flight, departing Sat, Nov 1 from Champaign to Buenos Aires, returning Thu, Nov 13, priced at $1,265 just found
American Airlines
Fri, Nov 7 - Mon, Nov 24
CMI
Champaign
EZE
Buenos Aires
$1,268 Roundtrip, found 2 days ago
$1,268
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Nov 7 from Champaign to Buenos Aires, returning Mon, Nov 24, priced at $1,268 found 2 days ago
American Airlines
Wed, Oct 22 - Mon, Nov 10
CMI
Champaign
EZE
Buenos Aires
$1,269 Roundtrip, just found
$1,269
Roundtrip
just found
Select American Airlines flight, departing Wed, Oct 22 from Champaign to Buenos Aires, returning Mon, Nov 10, priced at $1,269 just found
American Airlines
Sat, Nov 22 - Mon, Dec 8
CMI
Champaign
EZE
Buenos Aires
$1,280 Roundtrip, found 2 days ago
$1,280
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 22 from Champaign to Buenos Aires, returning Mon, Dec 8, priced at $1,280 found 2 days ago
American Airlines
Sun, Oct 5 - Mon, Oct 27
CMI
Champaign
EZE
Buenos Aires
$1,280 Roundtrip, found 2 days ago
$1,280
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Oct 5 from Champaign to Buenos Aires, returning Mon, Oct 27, priced at $1,280 found 2 days ago
American Airlines
Mon, Oct 13 - Tue, Oct 28
CMI
Champaign
EZE
Buenos Aires
$1,285 Roundtrip, just found
$1,285
Roundtrip
just found
Select American Airlines flight, departing Mon, Oct 13 from Champaign to Buenos Aires, returning Tue, Oct 28, priced at $1,285 just found
American Airlines
Mon, Oct 13 - Mon, Nov 3
CMI
Champaign
EZE
Buenos Aires
$1,289 Roundtrip, just found
$1,289
Roundtrip
just found
Select American Airlines flight, departing Mon, Oct 13 from Champaign to Buenos Aires, returning Mon, Nov 3, priced at $1,289 just found
American Airlines
Sun, Oct 26 - Tue, Nov 4
CMI
Champaign
EZE
Buenos Aires
$1,300 Roundtrip, just found
$1,300
Roundtrip
just found
Select American Airlines flight, departing Sun, Oct 26 from Champaign to Buenos Aires, returning Tue, Nov 4, priced at $1,300 just found
American Airlines
Fri, Nov 14 - Mon, Nov 17
CMI
Champaign
EZE
Buenos Aires
$1,301 Roundtrip, found 2 days ago
$1,301
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Nov 14 from Champaign to Buenos Aires, returning Mon, Nov 17, priced at $1,301 found 2 days ago
American Airlines
Sun, Oct 26 - Mon, Nov 10
CMI
Champaign
EZE
Buenos Aires
$1,305 Roundtrip, just found
$1,305
Roundtrip
just found
Select American Airlines flight, departing Sun, Oct 26 from Champaign to Buenos Aires, returning Mon, Nov 10, priced at $1,305 just found
American Airlines
Mon, Nov 10 - Thu, Nov 13
CMI
Champaign
EZE
Buenos Aires
$1,306 Roundtrip, found 2 days ago
$1,306
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Nov 10 from Champaign to Buenos Aires, returning Thu, Nov 13, priced at $1,306 found 2 days ago

Alternative airports near Buenos Aires

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ministro Pistarini Intl. EZE. Cheapest option available. Average driving time to city center is 25 minutes. Flights from $1,360
EZE
Ministro Pistarini Intl.
Cheapest
Average driving time to city center25 min
Flights from $1,360
Flights from Champaign (CMI) to Buenos Aires (EZE)
Origin airport
University Of Illinois Urbana-Champaign Williard
Destination airport
Ministro Pistarini Intl.
Roundtrip price
$1,185
Distance
5507 mi

Champaign to Buenos Aires Flights

The cheapest times to fly from Champaign to Buenos Aires

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 Champaign to Buenos Aires are during the month of October. You can find some of the cheapest flights from Champaign to Buenos Aires with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Champaign to Buenos Aires

Sunday is one of the best days to book for cheap flights from Champaign to Buenos Aires: 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 Champaign to Buenos Aires

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 Champaign to Buenos Aires in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Champaign to Buenos Aires 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 Champaign to Buenos Aires 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 University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE) cost?
Get a cheap one-way flight or cheap return flight from $1,185 from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE)?
The cheapest month to fly from CMI to EZE is October, when demand is low. Off-peak months are usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE)?
To find the cheapest airline that'll fly you from CMI to EZE, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE)?
You'll need to hop on a flight with a layover if you're traveling from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from CMI to EZE?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a number of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE)?
To avoid possible delays on the University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE) route, fly before 3 PM. Departures after this time are 22% more likely to be 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.
Is it cheaper to buy a plane ticket from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE) last-minute?
Last-minute fares from CMI to EZE are typically more expensive. For the best rates, start searching for flights well in advance. That said, if you're flexible with your travel plans, you may land a cheap ticket right before your journey.
Is it cheaper to book a CMI to EZE flight and hotel package?
You'll generally save money by booking a CMI to EZE flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your ideal accommodations and flights, consider other add-ons like car rentals, activities and tours.
Can I cancel or change the date of my flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ministro Pistarini Intl. Airport (EZE)?
If you reserved your CMI to EZE flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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*Available to One Key members.