$232+ Cheap flights from Illinois to Arequipa (AQP)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — AQP
tammi 20 — tammi 271
1 adult, Economy
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1. Tell us where you want to go
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Arequipa
Best flights from Illinois to ArequipaDiscover carefully curated flight deals from Illinois to Arequipa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated joulukuu 21, 2025.
Discover carefully curated flight deals from Illinois to Arequipa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated joulukuu 21, 2025.
This LATAM Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma 2/22:50 pmORD - AQP
2 stops16h 25mLATAM Airlines
to 2/53:10 pmAQP - ORD
2 stops23h 04mLATAM Airlines
Deal found 12/18![LATAM Airlines logo]()
$619
This LATAM Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
la 2/285:00 pmSTL - AQP
2 stops15h 30mLATAM Airlines
ke 3/48:20 pmAQP - STL
2 stops22h 22mLATAM Airlines
Deal found 12/18![LATAM Airlines logo]()
$872
Find flight deals from Illinois to Arequipa
Keep the following information in mind while searching for Illinois to Arequipa flight deals. Data was last updated joulukuu 21, 2025.
Round-trip from | $619 (LATAM Airlines) |
|---|---|
One-way from | $232 (Mytrip) |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated joulukuu 21, 2025.
Use the filters below to find and compare flights from Illinois to Arequipa that are best for you.
Fly from
Illinois
Fly to
Arequipa
Route
Depart
Return
Price
ChicagoArequipa
ORD - AQP
ORDAQP
Chicago O'Hare Intl
ma 2/2
2:50 pm-8:15 am
2 stops16h 25m
Arequipa Rodriguez Ballon
to 2/5
3:10 pm-1:14 pm
2 stops23h 04m
$619
St. LouisArequipa
STL - AQP
STLAQP
Lambert-St Louis
la 2/28
5:00 pm-9:30 am
2 stops15h 30m
Arequipa Rodriguez Ballon
ke 3/4
8:20 pm-5:42 pm
2 stops22h 22m
$872
ChicagoArequipa
ORD - AQP
ORDAQP
Chicago O'Hare Intl
ma 2/2
7:20 am-11:10 am
2 stops26h 50m
$232
ChicagoArequipa
ORD - AQP
ORDAQP
Chicago O'Hare Intl
su 3/15
5:40 am-6:45 am
2 stops25h 05m
$348
Best time to book a flight from Illinois to Arequipa
Have a flexible travel schedule? Discover the best time to fly to Arequipa from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Illinois to Arequipa
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Alternative routes for Illinois to Arequipa
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Illinois to Arequipa
Discover the top airline that operate flights from Illinois to Arequipa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated joulukuu 21, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$718 | Average$789 | FlexibilityNo cancel fee | On-time81% |