ORD - ROS

$498 Find Cheap Flights from Chicago to Rosario - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,046
Typical prices: $1,050-$1,351
Multiple Airlines
Fri 10/5Mon 10/22
ORD - ROS • 2 stops
Cheapest one-way
$498
Typical prices: $525-$614
Multiple Airlines
Sun 11/25
ORD - ROS • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Chicago O'Hare Intl Airport and Rosario. You'll need to take a connecting flight to reach the destination.
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Cheap Flights from Chicago to Rosario (ORD-ROS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Chicago to Rosario

Mon, Oct 5 - Thu, Oct 22
Multiple Airlines Logo
3:50 pm - 2:33 amORD  Chicago O'Hare Intl-ROS Rosario Fisherton
32h 43m2 stops Orlando Punta Cana
Multiple Airlines Logo
3:39 am - 11:12 amROS  Rosario Fisherton-ORD Chicago O'Hare Intl
33h 33m1 stop Punta Cana
$1,046Multiple Airlines
Sat, Oct 31 - Tue, Nov 17
Multiple Airlines Logo
2:24 am - 4:45 amORD  Chicago O'Hare Intl-ROS Rosario Fisherton
23h 21m3 stops Guadalajara Miguel Hidal Cancun Punta Cana
Multiple Airlines Logo
4:00 am - 9:23 amROS  Rosario Fisherton-ORD Chicago O'Hare Intl
32h 23m2 stops Punta Cana Toronto Pearson Intl
$1,117Multiple Airlines
Sat, Oct 10 - Thu, Oct 22
Multiple Airlines Logo
12:12 pm - 2:20 pmORD  Chicago O'Hare Intl-ROS Rosario Fisherton
24h 08m2 stops Punta Cana Buenos Aires Ministro Pistarini
Multiple Airlines Logo
3:39 am - 11:12 amROS  Rosario Fisherton-ORD Chicago O'Hare Intl
33h 33m1 stop Punta Cana
$1,138Multiple Airlines
Tue, Oct 6 - Thu, Oct 22
Multiple Airlines Logo
7:11 am - 12:17 amORD  Chicago O'Hare Intl-ROS Rosario Fisherton
39h 06m2 stops Fort Lauderdale Panama City Tocumen Intl
Multiple Airlines Logo
3:39 am - 11:12 amROS  Rosario Fisherton-ORD Chicago O'Hare Intl
33h 33m1 stop Punta Cana
$1,141Multiple Airlines
Sun, Oct 25 - Sun, Nov 1
Multiple Airlines Logo
7:05 am - 4:45 amORD  Chicago O'Hare Intl-ROS Rosario Fisherton
19h 40m2 stops Montreal Pierre Elliott Trudeau Intl Punta Cana
Multiple Airlines Logo
7:45 am - 9:23 amROS  Rosario Fisherton-ORD Chicago O'Hare Intl
28h 38m3 stops Lima J Chavez Intl Punta Cana Toronto Pearson Intl
$1,145Multiple Airlines
Sat, Oct 31 - Tue, Nov 17
Multiple Airlines Logo
2:24 am - 4:45 amORD  Chicago O'Hare Intl-ROS Rosario Fisherton
23h 21m3 stops Guadalajara Miguel Hidal Cancun Punta Cana
Multiple Airlines Logo
4:00 am - 2:52 pmROS  Rosario Fisherton-ORD Chicago O'Hare Intl
37h 52m3 stops Punta Cana Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$1,168Multiple Airlines
Thu, Oct 8 - Thu, Oct 22
Multiple Airlines Logo
8:04 am - 12:17 amORD  Chicago O'Hare Intl-ROS Rosario Fisherton
38h 13m2 stops Fort Lauderdale Panama City Tocumen Intl
Multiple Airlines Logo
3:39 am - 11:12 amROS  Rosario Fisherton-ORD Chicago O'Hare Intl
33h 33m1 stop Punta Cana
$1,191Multiple Airlines
Sun, Oct 4 - Thu, Oct 22
Multiple Airlines Logo
6:00 am - 6:20 amORD  Chicago O'Hare Intl-ROS Rosario Fisherton
22h 20m2 stops New York John F Kennedy Intl Lima J Chavez Intl
Multiple Airlines Logo
3:39 am - 11:12 amROS  Rosario Fisherton-ORD Chicago O'Hare Intl
33h 33m1 stop Punta Cana
$1,236Multiple Airlines
Fri, Oct 9 - Thu, Oct 22
Multiple Airlines Logo
8:04 am - 12:17 amORD  Chicago O'Hare Intl-ROS Rosario Fisherton
38h 13m2 stops Fort Lauderdale Panama City Tocumen Intl
Multiple Airlines Logo
3:39 am - 11:12 amROS  Rosario Fisherton-ORD Chicago O'Hare Intl
33h 33m1 stop Punta Cana
$1,250Multiple Airlines
Sat, Oct 24 - Sun, Nov 1
Multiple Airlines Logo
2:53 am - 4:45 amORD  Chicago O'Hare Intl-ROS Rosario Fisherton
23h 52m3 stops Guadalajara Miguel Hidal Mexico City Felipe Ángeles Intl Punta Cana
Multiple Airlines Logo
7:45 am - 9:23 amROS  Rosario Fisherton-ORD Chicago O'Hare Intl
28h 38m3 stops Lima J Chavez Intl Punta Cana Toronto Pearson Intl
$1,275Multiple Airlines
Booking Insights

Price, demand and travel trends for Chicago O'Hare Intl Airport to Rosario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Chicago O'Hare Intl Airport to Rosario with more confidence.

What is the cheapest layover airport when flying from Chicago O'Hare Intl Airport to Rosario?

Flights via Panama City Tocumen Intl (PTY) offer the most affordable fares, with an average round-trip price of $1,236. Based on KAYAK data over the past 3 months.

When flying from Chicago O'Hare Intl Airport to Rosario which airport offers the shortest layover?

Panama City Tocumen Intl (PTY) had the shortest average connection time for Chicago O'Hare Intl Airport to Rosario layovers at 672 minutes over the past 3 months.

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Key details for Chicago O'Hare Intl Airport to Rosario flights

Cheapest flight

$498
Flight from Chicago O'Hare Intl Airport to Rosario

When to book flights from Chicago to Rosario

Are your dates flexible? Find out the best times to travel from Chicago to Rosario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Chicago O'Hare Intl Airport to Rosario flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Chicago O'Hare Intl Airport to Rosario?

    Flights from Chicago O'Hare Intl Airport to Rosario usually depart from Chicago O'Hare Intl (ORD) and arrive at Rosario Fisherton (ROS).

  • Which airports do connecting flights from Chicago O'Hare Intl Airport to Rosario pass through?

    Most connecting flights from Chicago O'Hare Intl Airport to Rosario pass through Panama City Tocumen Intl (PTY), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Chicago O'Hare Intl Airport to Rosario?

    Yes. Being flexible with your travel dates can save you up to 4% on the Chicago O'Hare Intl Airport to Rosario route. Monday is the cheapest departure day at $1,307 round-trip on average, while Tuesday is the most expensive at $1,351, a difference of $44. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Chicago O'Hare Intl Airport to Rosario?

    A nonstop flight from Chicago O'Hare Intl Airport to Rosario takes 0h 00m, covering 5,449 miles.

  • Do I need a passport to fly from Chicago O'Hare Intl Airport to Rosario?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Chicago O'Hare Intl Airport to Rosario changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,046 to $9,497. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Chicago O'Hare Intl Airport to Rosario looking right now?

    One-way fares from Chicago O'Hare Intl Airport to Rosario are currently higher than usual. Average one-way flight prices are about $1,099, which is 78% above the typical average for this route.

  • What is the time difference between Chicago O'Hare Intl Airport and Rosario?

    Rosario is 2 hours ahead of Chicago O'Hare Intl Airport (Argentina Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Rosario Fisherton Airport (ROS)?

    Rosario Fisherton Airport (ROS) hosts 5 major car rental companies, with daily rates starting from around $30 for economy cars. Top options include:
    • Localiza
    • Alamo
    • Hertz
    • Budget
    • National

Your guide to booking Chicago O'Hare Intl Airport to Rosario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Tuesday. On this route, Monday flights average $1,307 - about $44 less than Tuesday (3% savings) based on the last 12 months.

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