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Cheap flights from Illinois to Arequipa from $545

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Arequipa departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Arequipa

Cheap round-trip flights

LATAM Airlines Logo
2:45 pm - 11:00 amORD-AQP
20h 15m2 stops
LATAM Airlines Logo
7:50 pm - 12:44 pmAQP-ORD
16h 54m2 stops
$545LATAM Airlines
Find Deal
Mon, Mar 9 - Wed, Mar 11
LATAM Airlines Logo
5:12 pm - 12:00 pmSTL-AQP
17h 48m2 stops
LATAM Airlines Logo
8:20 pm - 10:41 amAQP-STL
15h 21m2 stops
$872LATAM Airlines
Find Deal
Sat, Dec 6 - Wed, Dec 10

LATAM Airlines flights from Illinois to Arequipa

Our best LATAM Airlines deals on Illinois to Arequipa flight tickets
LATAM Airlines
Mar 9
ORD2:45 pmChicago O'Hare Intl
20h 15m
2 stops
AQP11:00 amArequipa Rodriguez Ballon
Mar 11
AQP7:50 pmArequipa Rodriguez Ballon
16h 54m
2 stops
ORD12:44 pmChicago O'Hare Intl
$545
Find similar
LATAM Airlines
Dec 6
STL5:12 pmLambert-St Louis
17h 48m
2 stops
AQP12:00 pmArequipa Rodriguez Ballon
Dec 10
AQP8:20 pmArequipa Rodriguez Ballon
15h 21m
2 stops
STL10:41 amLambert-St Louis
$872
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Arequipa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 22, 2025.
Use the filters below to find and compare flights from Illinois to Arequipa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoArequipa

ORD - AQP

ORDAQP

Chicago O'Hare Intl

Mon 3/9

2:45 pm-11:00 am

2 stops20h 15m

Arequipa Rodriguez Ballon

Wed 3/11

7:50 pm-12:44 pm

2 stops16h 54m

$545

St. LouisArequipa

STL - AQP

STLAQP

Lambert-St Louis

Sat 12/6

5:12 pm-12:00 pm

2 stops17h 48m

Arequipa Rodriguez Ballon

Wed 12/10

8:20 pm-10:41 am

2 stops15h 21m

$872

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Arequipa from

How to get the cheapest flight ticket from Illinois to Arequipa

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 day to depart on your flight to Arequipa?

The cheapest day to depart from Illinois to Arequipa is on a Wednesday when prices can be found for as low as $657. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Arequipa on Friday is $1,257.

What is the cheapest time of day to depart on your flight to Arequipa?

Flying to Arequipa from Illinois in the morning is the least expensive time of day to depart. momondo users have found prices as low as $893 when looking at flights departing in the morning. Flights to Arequipa are more costly in the afternoon, with an average ticket price of $1,164. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Illinois to Arequipa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Arequipa

Direct flights

None
There are no direct flights from Illinois to Arequipa. There are no popular flight routes from Illinois to Arequipa.
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  • When did momondo last update prices for flights from Illinois to Arequipa Rodriguez Ballon Airport?

    Prices for flights from Illinois to Arequipa Rodriguez Ballon Airport refresh daily.

  • How many operators does momondo search for flights from Illinois to Arequipa Rodriguez Ballon Airport?

  • How old do you have to be to fly from Illinois to Arequipa Rodriguez Ballon Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Arequipa Rodriguez Ballon Airport.

  • What documentation or ID do you need to fly to Arequipa Rodriguez Ballon Airport?

    The required travel and health documents for your Arequipa Rodriguez Ballon 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 Arequipa Rodriguez Ballon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Arequipa

Compare and see reviews for airlines that fly from Illinois to Arequipa with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $718Free CancellationRating
7.5
1,851 reviews
Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Arequipa?

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 Arequipa from Illinois.

Can I find flights from Illinois to Arequipa with flexible booking policies on momondo?

Yes. All flights to Arequipa from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Arequipa?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Arequipa from Illinois.

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

Yes momondo offers price alerts on flights to Arequipa from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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