What is the cheapest airline that flies from Chicago to Rosario Fisherton?

Copa Airlines is the most popular carrier operating from Chicago to Rosario Fisherton

When did momondo last update prices for flights from Chicago to Rosario Fisherton Airport?

Prices for flights from Chicago to Rosario Fisherton Airport refresh daily.

How old do you have to be to fly from Chicago to Rosario Fisherton Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Rosario Fisherton Airport.

What documentation or ID do you need to fly to Rosario Fisherton Airport?

The required travel and health documents for your Rosario Fisherton Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rosario Fisherton Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$484 Cheap Flights from Chicago to Rosario in 2026/27

Find the cheapest flights from Chicago to Rosario

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:10 am - 6:30 amORD Chicago O'Hare Intl-ROS Rosario Fisherton

20h 20m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

12:30 pm - 5:34 pmROS Rosario Fisherton-ORD Chicago O'Hare Intl

31h 04m2 stops Sao Paulo Guarulhos Intl New York John F Kennedy Intl

$1,260LATAM Airlines

Tue, Mar 9 - Tue, Mar 16

5:30 am - 6:30 amORD Chicago O'Hare Intl-ROS Rosario Fisherton

22h 00m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

12:30 pm - 1:20 pmROS Rosario Fisherton-ORD Chicago O'Hare Intl

26h 50m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson

$1,260Delta

Tue, Mar 9 - Tue, Mar 16

6:49 am - 11:15 amORD Chicago O'Hare Intl-ROS Rosario Fisherton

25h 26m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl

12:30 pm - 8:55 amROS Rosario Fisherton-ORD Chicago O'Hare Intl

23h 25m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson

$1,449LATAM Airlines

Tue, Dec 15 - Tue, Dec 22

7:08 am - 4:20 amORD Chicago O'Hare Intl-ROS Rosario Fisherton

18h 12m1 stop Panama City Tocumen Intl

1:20 am - 12:44 amROS Rosario Fisherton-ORD Chicago O'Hare Intl

25h 24m1 stop Panama City Tocumen Intl

$1,775Copa Airlines

Tue, Mar 9 - Mon, Mar 15

10:30 pm - 11:10 amORD Chicago O'Hare Intl-ROS Rosario Fisherton

33h 40m3 stops Bogotá El Dorado Rio de Janeiro–Galeão Intl Buenos Aires Jorge Newbery

5:30 pm - 1:33 amROS Rosario Fisherton-ORD Chicago O'Hare Intl

35h 03m3 stops Buenos Aires Jorge Newbery Miami San Juan Luis Munoz Marin Intl

$1,823Multiple Airlines

Tue, Dec 15 - Tue, Dec 22

7:42 am - 6:30 amORD Chicago O'Hare Intl-ROS Rosario Fisherton

19h 48m2 stops Cancun Lima J Chavez Intl

9:30 pm - 1:33 amROS Rosario Fisherton-ORD Chicago O'Hare Intl

31h 03m3 stops Buenos Aires Jorge Newbery Miami San Juan Luis Munoz Marin Intl

$2,038Multiple Airlines

Tue, Dec 15 - Tue, Dec 22

2:17 pm - 12:15 amORD Chicago O'Hare Intl-ROS Rosario Fisherton

30h 58m1 stop Panama City Tocumen Intl

1:15 am - 12:11 amROS Rosario Fisherton-ORD Chicago O'Hare Intl

25h 56m1 stop Panama City Tocumen Intl

$2,601Copa Airlines

Tue, Dec 15 - Mon, Dec 21

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LATAM Airlines flights from Chicago to Rosario

Our best LATAM Airlines deals on Chicago to Rosario flight tickets

LATAM Airlines

Mar 17

ORD1:30 pmChicago O'Hare Intl

43h 45m

2 stops

ROS11:15 amRosario Fisherton

Mar 27

ROS7:45 amRosario Fisherton

26h 49m

2 stops

ORD8:34 amChicago O'Hare Intl

$1,196

LATAM Airlines

Dec 15

ORD6:49 amChicago O'Hare Intl

25h 26m

2 stops

ROS11:15 amRosario Fisherton

Dec 22

ROS12:30 pmRosario Fisherton

23h 25m

2 stops

ORD8:55 amChicago O'Hare Intl

$1,449

Copa Airlines flights from Chicago to Rosario

Our best Copa Airlines deals on Chicago to Rosario flight tickets

Copa Airlines

Mar 9

ORD7:08 amChicago O'Hare Intl

18h 12m

1 stop

ROS4:20 amRosario Fisherton

Mar 15

ROS1:20 amRosario Fisherton

25h 24m

1 stop

ORD12:44 amChicago O'Hare Intl

$1,775

Copa Airlines

Dec 15

ORD2:17 pmChicago O'Hare Intl

30h 58m

1 stop

ROS12:15 amRosario Fisherton

Dec 21

ROS1:15 amRosario Fisherton

25h 56m

1 stop

ORD12:11 amChicago O'Hare Intl

$2,601

Copa Airlines

Mar 17

ORD8:08 amChicago O'Hare Intl

18h 12m

1 stop

ROS4:20 amRosario Fisherton

Mar 26

ROS1:20 amRosario Fisherton

25h 24m

1 stop

ORD12:44 amChicago O'Hare Intl

$2,636

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Tue 3/9

7:10 am-6:30 am

2 stops20h 20m

Rosario Fisherton

Tue 3/16

12:30 pm-5:34 pm

2 stops31h 04m

$1,260

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Tue 3/9

5:30 am-6:30 am

2 stops22h 00m

Rosario Fisherton

Tue 3/16

12:30 pm-1:20 pm

2 stops26h 50m

$1,260

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Tue 12/15

6:49 am-11:15 am

2 stops25h 26m

Rosario Fisherton

Tue 12/22

12:30 pm-8:55 am

2 stops23h 25m

$1,449

Quickest round-trip

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Tue 3/9

7:08 am-4:20 am

1 stop18h 12m

Rosario Fisherton

Mon 3/15

1:20 am-12:44 am

1 stop25h 24m

$1,775

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Tue 12/15

10:30 pm-11:10 am

3 stops33h 40m

Rosario Fisherton

Tue 12/22

5:30 pm-1:33 am

3 stops35h 03m

$1,823

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Tue 12/15

7:42 am-6:30 am

2 stops19h 48m

Rosario Fisherton

Tue 12/22

9:30 pm-1:33 am

3 stops31h 03m

$2,038

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Tue 12/15

2:17 pm-12:15 am

1 stop30h 58m

Rosario Fisherton

Mon 12/21

1:15 am-12:11 am

1 stop25h 56m

$2,601

Cheapest one-way

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Tue 12/29

1:10 pm-7:50 pm

3 stops51h 40m

$484

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Tue 12/29

9:43 pm-3:48 am

2 stops27h 05m

$618

ChicagoRosario

ORD Chicago O'Hare Intl - ROS Rosario Fisherton

ORDROS

Chicago O'Hare Intl

Sat 12/26

5:58 am-8:20 am

3 stops47h 22m

$643

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Rosario

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

Prices

Airlines

Can stopping save me money on Chicago to Rosario flights?

You could potentially save up to 52% on your flight if you consider stops on a Chicago to Rosario flight.

When to book flights from Chicago to Rosario

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Rosario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Rosario (CHI to ROS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Rosario

Best Price Found	$484
Fastest flight time	22h 00m
Direct flights	None

The best one-way flight to Rosario from Chicago in the past 72 hours is $484. The best round-trip flight deal from Chicago to Rosario found on momondo in the last 72 hours is $1,260.

The fastest flight from Chicago to Rosario takes 22h 00m

There are no direct flights from Chicago to Rosario. There are no popular flight routes from Chicago to Rosario.

Search flight deals

Frequently asked questions about flying from Chicago to Rosario

How far is Chicago to Rosario Fisherton by plane?
Chicago and Rosario Fisherton are 5442.4 mi apart from one another. By plane, this route typically takes 22h 00m.
When did momondo last update prices for flights from Chicago to Rosario Fisherton Airport?
Prices for flights from Chicago to Rosario Fisherton Airport refresh daily.
How old do you have to be to fly from Chicago to Rosario Fisherton Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Rosario Fisherton Airport.
What documentation or ID do you need to fly to Rosario Fisherton Airport?
The required travel and health documents for your Rosario Fisherton Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rosario Fisherton Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Rosario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Rosario. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chicago to Rosario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Rosario flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Rosario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Rosario.

I’m not ready to book a flight from Chicago to Rosario right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Rosario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.