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Peru

$195+ Cheap flights from Illinois to Peru

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIM
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Illinois to Peru

Cheapest flights from Illinois to Peru
Explore the most affordable flight options available from Illinois to Peru. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:30 amORD - LIM
1 stop14h 05mSpirit Airlines
Wed 1/2111:33 pmLIM - ORD
1 stop12h 49mSpirit Airlines
Deal found 12/14$487
This FlightHub deal was found by Cheapflights users on 12/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:00 amORD - LIM
1 stop16h 35mSpirit Airlines
Sat 1/1711:33 pmLIM - ORD
1 stop12h 49mSpirit Airlines
Deal found 12/14$533
This FlightHub deal was found by Cheapflights users on 12/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:00 amORD - LIM
1 stop16h 35mSpirit Airlines
Wed 1/2111:33 pmLIM - ORD
1 stop21h 05mSpirit Airlines
Deal found 12/15$535
This FlightHub deal was found by Cheapflights users on 12/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:31 pmORD - LIM
1 stop10h 29mLATAM Airlines
Wed 1/2111:40 pmLIM - ORD
1 stop18h 15mLATAM Airlines
Deal found 12/16$553
This Copa Airlines deal was found by Cheapflights users on 12/16. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:33 amORD - LIM
1 stop10h 42mCopa Airlines
Wed 1/217:00 amLIM - ORD
1 stop18h 24mCopa Airlines
Deal found 12/16$563
This Copa Airlines deal was found by Cheapflights users on 12/15. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:33 amORD - LIM
1 stop14h 32mCopa Airlines
Fri 12/267:00 amLIM - ORD
1 stop18h 05mCopa Airlines
Deal found 12/15$564
This Air Canada deal was found by Cheapflights users on 12/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:35 pmORD - LIM
1 stop33h 40mAir Canada
Wed 3/187:00 amLIM - ORD
1 stop28h 18mAir Canada
Deal found 12/14$568
This Air Canada deal was found by Cheapflights users on 12/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:05 amORD - LIM
1 stop18h 10mAir Canada
Sun 3/158:05 amLIM - ORD
1 stop13h 59mAir Canada
Deal found 12/14$572
This KAYAK deal was found by Cheapflights users on 12/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:45 amORD - LIM
1 stop13h 35mLATAM Airlines
Wed 3/1812:05 amLIM - ORD
1 stop12h 52mLATAM Airlines
Deal found 12/14$575
This FlightHub deal was found by Cheapflights users on 12/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:50 amMDW - LIM
1 stop10h 30mLATAM Airlines
Sat 1/1712:15 pmLIM - MDW
1 stop10h 52mLATAM Airlines
Deal found 12/15$618
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:50 amMDW - LIM
1 stop18h 10mDelta
Sat 1/1711:40 pmLIM - MDW
1 stop11h 47mDelta
Deal found 12/16$743
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amSTL - LIM
1 stop23h 30mMultiple Airlines
Wed 2/2511:30 pmLIM - STL
2 stops25h 29mMultiple Airlines
Deal found 12/16$787

Find flight deals from Illinois to Peru

Keep the following information in mind while searching for Illinois to Peru flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$434
(Mytrip)

One-way from

$195
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$765
Provider with most accurate pricing for Chicago (CHI)-Lima J Chavez Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Lima J Chavez Intl flights.
Search Deals
From Illinois to Peru
Search Deals
One-way flight from Illinois to Peru
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Peru 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 December 16, 2025.
Use the filters below to find and compare flights from Illinois to Peru that are best for you.

Fly from

Illinois

Fly to

Peru

Route

Depart

Return

Price

ChicagoCusco

ORD - CUZ

ORDCUZ

Chicago O'Hare Intl

Tue 1/27

7:20 am-10:26 am

2 stops26h 06m

Cusco Velazco Astete

Thu 2/5

10:02 pm-10:06 pm

2 stops25h 04m

$434

ChicagoTarapoto

ORD - TPP

ORDTPP

Chicago O'Hare Intl

Thu 1/29

5:15 am-10:39 am

2 stops28h 24m

Tarapoto

Thu 2/5

9:35 pm-10:06 pm

2 stops25h 31m

$494

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Sun 3/1

2:22 pm-12:55 am

1 stop9h 33m

Lima J Chavez Intl

Sun 3/22

3:30 am-1:31 pm

1 stop10h 01m

$497

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Thu 2/26

2:22 pm-1:20 am

1 stop9h 58m

Lima J Chavez Intl

Sat 3/7

10:30 am-12:04 am

1 stop14h 34m

$497

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Sun 2/22

2:22 pm-1:20 am

1 stop9h 58m

Lima J Chavez Intl

Sun 3/22

4:40 pm-1:31 pm

1 stop20h 51m

$497

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Tue 4/7

8:06 am-7:15 pm

1 stop11h 09m

Lima J Chavez Intl

Sat 4/18

11:00 am-1:13 am

1 stop14h 13m

$497

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Mon 3/9

3:22 pm-1:20 am

1 stop9h 58m

Lima J Chavez Intl

Thu 3/19

7:00 am-1:04 am

1 stop18h 04m

$497

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Fri 3/13

3:22 pm-12:55 am

1 stop9h 33m

Lima J Chavez Intl

Sun 3/22

4:40 pm-1:31 pm

1 stop20h 51m

$497

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Tue 3/17

3:22 pm-12:55 am

1 stop9h 33m

Lima J Chavez Intl

Sun 3/22

4:40 pm-1:31 pm

1 stop20h 51m

$497

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Wed 1/14

2:13 pm-12:55 am

1 stop9h 42m

Lima J Chavez Intl

Sun 2/15

4:40 pm-12:31 pm

1 stop20h 51m

$497

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Peru

Have a flexible travel schedule? Discover the best time to fly to Peru 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 Peru

What is the cheapest month to book a flight from Illinois to Peru?

Currently, June is the cheapest month in which you can book a flight from Illinois to Peru (average of $198). Flying from Illinois to Peru in August is currently the most expensive (average of $477). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to PE?

Find hourly flight availability from Illinois to Peru. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

It’s typically best to fly out from Illinois to Peru at noon. Doing so could potentially save you 27% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Illinois to Peru?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Peru. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Peru flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Peru. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Peru?

    A quick flight from Illinois to Peru can take about 9h 33m. Copa Airlines provides one of the quickest options available for as low as $497. The distance from Illinois to Peru is about 3791 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Illinois to Peru one-way?

    The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as $139. However, be on the lookout for offers from Spirit Airlines and Copa Airlines, as they are both options that can get you from Illinois to Peru for a low price.

  • Can I find deals for flights from Illinois to Peru that include hotel bookings?

    Yes. In addition to deals on Illinois to Peru flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Peru?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Peru.

  • Can I find deals for business class flights from Illinois to Peru?

    Yes. Cheapflights offers flight deals from Illinois to Peru by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Peru?

    Currently, June is the cheapest month in which you can book a flight from Illinois to Peru (average of $198). Flying from Illinois to Peru in August is currently the most expensive (average of $477). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Peru

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Illinois to Peru

Discover the top 9 airlines that operate flights from Illinois to Peru. 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$310Average$564FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$323Average$577FlexibilityNo cancel feeOn-time70%
Spirit AirlinesCheapest$377Average$764FlexibilityNo cancel feeOn-time65%
DeltaCheapest$384Average$865FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$441Average$847FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$479Average$790FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$511Average$863FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$563Average$667FlexibilityNo cancel feeOn-time69%
AeromexicoCheapest$726Average$825FlexibilityNo cancel feeOn-timeN/A

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