Cheap Flights from Chicago (ORD) to Arauca (AUC)

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Arauca (AUC-Santiago Perez)

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Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Santiago Perez Airport (AUC) cost?
Lock in a cheap one-way flight or cheap return flight from O'Hare Intl. Airport (ORD) to Santiago Perez Airport (AUC) 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 O'Hare Intl. Airport (ORD) to Santiago Perez Airport (AUC)?
The cheapest month to fly from ORD to AUC is , when demand is low. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Santiago Perez Airport (AUC)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest ORD to AUC flight.
How many flights per day from O'Hare Intl. Airport (ORD) to Santiago Perez Airport (AUC)?
Direct flights from O'Hare Intl. Airport (ORD) to Santiago Perez Airport (AUC) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ORD to AUC?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the airline, time of year 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 Santiago Perez Airport (AUC)?
Select a flight from O'Hare Intl. Airport (ORD) to Santiago Perez Airport (AUC) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this have a 22% higher chance of being canceled, on average.**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 Santiago Perez Airport (AUC) last-minute?
Last-minute fares from ORD to AUC are typically more expensive. To lock in the lowest prices, start looking for flights ahead of time. That being said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before your journey.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Santiago Perez Airport (AUC)?
It's usually possible to cancel or reschedule your ORD to AUC flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Santiago Perez
Distance
2630 mi

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Chicago to Arauca Flights

The cheapest times to fly from Chicago to Arauca

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

 

The best time to book a flight from Chicago to Arauca

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

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 Arauca 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 Chicago to Arauca 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 Arauca 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.

 

Chicago to Arauca Flights

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*Available to One Key members.