Cheap flights from Buenos Aires to Chicago from $367
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to Chicago departing on 4/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Not ready to book? to track prices.Arajet flights from Buenos Aires to Chicago O'Hare Intl Airport
Our best Arajet deals on Buenos Aires to Chicago O'Hare Intl Airport flight tickets
Air Canada flights from Buenos Aires to Chicago O'Hare Intl Airport
Our best Air Canada deals on Buenos Aires to Chicago O'Hare Intl Airport flight tickets
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Use the filters below to find and compare flights from Buenos Aires to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Sun 4/4
8:40 am-11:20 pm
1 stop16h 40m
Chicago O'Hare Intl
Sun 5/2
1:48 pm-1:20 am
2 stops33h 32m
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Sun 11/22
8:40 am-10:20 pm
1 stop16h 40m
Chicago O'Hare Intl
Sun 12/6
4:20 am-4:35 am
1 stop21h 15m
Buenos AiresChicago
AEP Buenos Aires Jorge Newbery - ORD Chicago O'Hare Intl
AEPORD
Buenos Aires Jorge Newbery
Fri 11/6
10:30 pm-8:30 pm
2 stops25h 00m
Chicago O'Hare Intl
Sat 11/14
10:30 pm-8:40 pm
2 stops19h 10m
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Thu 11/5
7:45 am-10:40 pm
1 stop17h 55m
Chicago O'Hare Intl
Sat 11/28
11:10 am-4:00 am
1 stop13h 50m
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Thu 11/26
10:25 pm-2:15 pm
1 stop18h 50m
Chicago O'Hare Intl
Thu 12/3
4:44 pm-10:00 am
1 stop14h 16m
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Tue 11/17
9:30 pm-9:32 am
1 stop15h 02m
Chicago O'Hare Intl
Tue 11/24
1:44 pm-9:00 am
1 stop16h 16m
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Thu 10/22
8:59 am-12:57 am
1 stop17h 58m
Chicago O'Hare Intl
Mon 11/9
7:35 am-1:11 am
1 stop14h 36m
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Sun 11/22
9:30 pm-12:20 pm
1 stop17h 50m
Chicago O'Hare Intl
Mon 12/7
2:41 pm-9:50 am
2 stops16h 09m
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Thu 1/21
8:05 pm-1:20 pm
2 stops20h 15m
Chicago O'Hare Intl
Sun 1/31
9:50 am-9:40 am
2 stops20h 50m
Buenos AiresChicago
EZE Buenos Aires Ministro Pistarini - ORD Chicago O'Hare Intl
EZEORD
Buenos Aires Ministro Pistarini
Thu 10/22
8:59 am-12:57 am
1 stop17h 58m
Chicago O'Hare Intl
Mon 11/9
7:35 am-1:11 am
1 stop14h 36m
See travel insights to Chicago from
How to get the cheapest flight ticket from Buenos Aires to Chicago O'Hare Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Buenos Aires averaging around $978.
Can stopping save me money on Buenos Aires to Chicago O'Hare Intl Airport flights?
You could potentially save up to 29% on your flight if you consider stops on a Buenos Aires to Chicago O'Hare Intl Airport flight.
What is the cheapest airline that flies from Buenos Aires to Chicago O'Hare Intl?
Arajet, Copa Airlines, and American Airlines are the most popular carriers operating from Buenos Aires to Chicago O'Hare Intl
What airlines fly to Chicago O'Hare Intl Airport?
American Airlines, Delta and Copa Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Buenos Aires according to our data. American Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between Buenos Aires and Chicago O'Hare Intl Airport?
Miami (MIA) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from Buenos Aires to Chicago O'Hare Intl Airport?
Flights via Bogotá (BOG) offer the lowest average round-trip price of $1,172.
Which layover airport has the shortest travel time from Buenos Aires to Chicago O'Hare Intl Airport?
Flights connecting via Miami (MIA) have the shortest average one-way travel time: 14h 38m.
Which layover airport has the shortest connection time from Buenos Aires to Chicago O'Hare Intl Airport?
Miami (MIA) has the shortest average layover time for this route: 2h 04m.
When to book flights from Buenos Aires to Chicago O'Hare Intl Airport
Cheap Buenos Aires to Chicago O'Hare Intl Airport (BUE to ORD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to Chicago O'Hare Intl Airport
Frequently asked questions about flying from Buenos Aires to Chicago O'Hare Intl Airport
How far is Buenos Aires to Chicago O'Hare Intl by plane?
The distance between Buenos Aires and Chicago O'Hare Intl is about 5608.8 mi. By plane, this route typically takes 14h 25m.
When did momondo last update prices for flights from Buenos Aires to Chicago O'Hare Intl Airport?
Prices for flights from Buenos Aires to Chicago O'Hare Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Buenos Aires to Chicago O'Hare Intl Airport?
There are 5 operators available for flights from Buenos Aires to Chicago O'Hare Intl Airport as of October 2026.
How old do you have to be to fly from Buenos Aires to Chicago O'Hare Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buenos Aires to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Buenos Aires to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Buenos Aires to Chicago O'Hare Intl Airport is American Airlines, representing 100% of all bookings.
Best airlines flying from Buenos Aires to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from Buenos Aires to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $380 | Free Cancellation | Rating 6.2 57 reviews | |||
| PriceFrom $641 | Free Cancellation | Rating 7.8 8,653 reviews | |||
| PriceFrom $899 | Free Cancellation | Rating 7.0 12,150 reviews | |||
| PriceFrom $984 | Free Cancellation | Rating 7.6 1,549 reviews |
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Buenos Aires to Chicago?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Buenos Aires.
Can I find flights from Buenos Aires to Chicago with flexible booking policies on momondo?
Yes. All flights to Chicago from Buenos Aires on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Buenos Aires to Chicago?
Once all potential Buenos Aires to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Buenos Aires to Chicago right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Buenos Aires and alert you when they change.