$291 Cheap Flights from Chicago (ORD) to Asuncion (ASU)

View $291 flight on Thu, Aug 7, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Chicago to Asuncion (ORD-ASU)

Prices were available within the past 7 days and start at $291 for one-way flights and $631 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

avianca
Sat, Aug 30 - Wed, Sep 17
ORD
Chicago
ASU
Asuncion
$631 Roundtrip, found 4 hours ago
$631
Roundtrip
found 4 hours ago
Select avianca flight, departing Sat, Aug 30 from Chicago to Asuncion, returning Wed, Sep 17, priced at $631 found 4 hours ago
avianca
Sat, Aug 30 - Wed, Oct 1
ORD
Chicago
ASU
Asuncion
$707 Roundtrip, found 3 hours ago
$707
Roundtrip
found 3 hours ago
Select avianca flight, departing Sat, Aug 30 from Chicago to Asuncion, returning Wed, Oct 1, priced at $707 found 3 hours ago
avianca
Sat, Aug 23 - Sun, Sep 28
ORD
Chicago
ASU
Asuncion
$742 Roundtrip, found 8 hours ago
$742
Roundtrip
found 8 hours ago
Select avianca flight, departing Sat, Aug 23 from Chicago to Asuncion, returning Sun, Sep 28, priced at $742 found 8 hours ago
avianca
Sat, Aug 23 - Sun, Sep 28
ORD
Chicago
ASU
Asuncion
$750 Roundtrip, found 8 hours ago
$750
Roundtrip
found 8 hours ago
Select avianca flight, departing Sat, Aug 23 from Chicago to Asuncion, returning Sun, Sep 28, priced at $750 found 8 hours ago
avianca
Sat, Aug 23 - Tue, Sep 30
ORD
Chicago
ASU
Asuncion
$755 Roundtrip, found 6 hours ago
$755
Roundtrip
found 6 hours ago
Select avianca flight, departing Sat, Aug 23 from Chicago to Asuncion, returning Tue, Sep 30, priced at $755 found 6 hours ago
avianca
Sat, Aug 23 - Sun, Sep 28
ORD
Chicago
ASU
Asuncion
$759 Roundtrip, found 8 hours ago
$759
Roundtrip
found 8 hours ago
Select avianca flight, departing Sat, Aug 23 from Chicago to Asuncion, returning Sun, Sep 28, priced at $759 found 8 hours ago
Copa
Wed, Jun 11 - Sun, Jun 22
ORD
Chicago
ASU
Asuncion
$1,044 Roundtrip, found 7 hours ago
$1,044
Roundtrip
found 7 hours ago
Select Copa flight, departing Wed, Jun 11 from Chicago to Asuncion, returning Sun, Jun 22, priced at $1,044 found 7 hours ago
GOL Linhas Aereas S.A.
Mon, May 26 - Thu, May 29
ORD
Chicago
ASU
Asuncion
$1,170 Roundtrip, found 2 days ago
$1,170
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Mon, May 26 from Chicago to Asuncion, returning Thu, May 29, priced at $1,170 found 2 days ago
LATAM Airlines Group
Tue, May 13 - Wed, May 28
ORD
Chicago
ASU
Asuncion
$1,208 Roundtrip, found 10 hours ago
$1,208
Roundtrip
found 10 hours ago
Select LATAM Airlines Group flight, departing Tue, May 13 from Chicago to Asuncion, returning Wed, May 28, priced at $1,208 found 10 hours ago
American Airlines
Tue, Sep 2 - Thu, Oct 2
ORD
Chicago
ASU
Asuncion
$1,442 Roundtrip, found 4 hours ago
$1,442
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Sep 2 from Chicago to Asuncion, returning Thu, Oct 2, priced at $1,442 found 4 hours ago
Flights from Chicago (ORD) to Asuncion (ASU)
Origin airport
O'Hare Intl.
Destination airport
Silvio Pettirossi Intl.
Airlines serving
American Airlines, Copa, GOL Linhas Aereas S.A., LATAM Airlines Group, United, avianca
Roundtrip price
$631
Distance
5033 mi

Chicago to Asuncion Flights

The cheapest times to fly from Chicago to Asuncion

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 Chicago to Asuncion are during the month of August. You can find some of the cheapest flights from Chicago to Asuncion with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Chicago to Asuncion

Sunday is one of the best days to book for cheap flights from Chicago to Asuncion: 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 Chicago to Asuncion

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 Chicago to Asuncion in 2025. You can also book with separate airlines for your outbound and return journeys, from $291 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 Chicago to Asuncion 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 Chicago to Asuncion 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 O'Hare Intl. Airport (ORD) to Silvio Pettirossi Intl. Airport (ASU) cost?
Discover the latest flight deals from ORD to ASU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ORD to ASU?
The cheapest flights from ORD to ASU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ORD to ASU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from ORD to ASU. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from O'Hare Intl. Airport (ORD) to Silvio Pettirossi Intl. Airport (ASU)?
There are no daily nonstop flights from O’Hare Intl. Airport (ORD) to Silvio Pettirossi Intl. Airport (ASU). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you’ll be cruising above the clouds in no time.
What day of the week has the most flights from ORD to ASU?
Typically you’ll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Silvio Pettirossi Intl. Airport (ASU)?
To avoid possible delays on the O’Hare Intl. Airport (ORD) to Silvio Pettirossi Intl. Airport (ASU) route, fly before 3 PM. Departures after this time have a 22% higher chance of being 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 O'Hare Intl. Airport (ORD) to Silvio Pettirossi Intl. Airport (ASU) last-minute?
Last-minute fares from ORD to ASU are generally more expensive. For the lowest prices, start searching for flights as early as possible. That said, if you can play around with your travel dates, it’s possible to land a cheap ticket just before your departure.
Is it cheaper to book an ORD to ASU flight and hotel package?
Compared with arranging flights and hotels separately, booking an ORD to ASU flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Simply secure your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Silvio Pettirossi Intl. Airport (ASU)?
It’s generally possible to reschedule or cancel your ORD to ASU flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.