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Peru

$184+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIM
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Illinois to Peru

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

Round-trip from

$439
(Copa Airlines)

One-way from

$184
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$581
From Illinois to Peru
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One-way flight from Illinois to Peru
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Highest demand for flights based on searches. 10% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 16, 2025.

This Copa Airlines deal was found by Cheapflights users on 9/15. 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.
Sun 11/25:56 amORD - LIM
1 stop14h 49mCopa Airlines
Mon 11/102:15 amLIM - ORD
1 stop11h 31mCopa Airlines
Deal found 9/15$439
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:00 amMDW - LIM
2 stops15h 40mDelta
Mon 9/2911:20 pmLIM - MDW
2 stops13h 08mDelta
Deal found 9/15$440
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/227:20 amORD - LIM
2 stops14h 40mDelta
Mon 10/611:20 pmLIM - ORD
2 stops13h 25mDelta
Deal found 9/15$440
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/71:35 pmORD - LIM
2 stops25h 55mMultiple Airlines
Sun 11/167:30 amLIM - ORD
1 stop13h 50mMultiple Airlines
Deal found 9/15$442
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/249:05 pmORD - LIM
1 stop25h 55mUnited Airlines
Wed 10/112:40 amLIM - ORD
1 stop20h 56mUnited Airlines
Deal found 9/14$444
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/21:30 pmORD - LIM
1 stop14h 40mAmerican Airlines
Tue 11/117:00 amLIM - ORD
1 stop13h 36mAmerican Airlines
Deal found 9/15$445
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:10 amORD - LIM
1 stop20h 00mAmerican Airlines
Wed 11/127:00 amLIM - ORD
1 stop13h 33mAmerican Airlines
Deal found 9/14$446
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/154:28 pmMDW - LIM
1 stop27h 52mDelta
Mon 11/1712:20 amLIM - MDW
2 stops12h 32mDelta
Deal found 9/14$447
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:22 pmORD - LIM
1 stop25h 58mDelta
Mon 11/1712:20 amLIM - ORD
2 stops12h 44mDelta
Deal found 9/14$447
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/225:10 pmORD - LIM
1 stop29h 45mUnited Airlines
Fri 12/51:50 amLIM - ORD
1 stop16h 13mUnited Airlines
Deal found 9/15$448
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/13:07 pmORD - LIM
1 stop28h 08mCopa Airlines
Mon 11/1010:30 amLIM - ORD
1 stop14h 35mCopa Airlines
Deal found 9/14$449
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sat 9/273:07 pmORD - LIM
1 stop9h 48mCopa Airlines
Tue 9/3011:00 amLIM - ORD
1 stop26h 41mCopa Airlines
Deal found 9/13$451

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 September 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

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Wed 10/22

5:04 pm-6:25 am

2 stops13h 21m

Lima J Chavez Intl

Tue 10/28

8:25 am-10:14 pm

2 stops13h 49m

$440

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Tue 2/3

7:00 am-8:55 pm

2 stops12h 55m

Lima J Chavez Intl

Tue 2/17

8:25 am-11:54 pm

2 stops16h 29m

$440

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Sat 11/15

4:28 pm-9:20 pm

1 stop27h 52m

Lima J Chavez Intl

Sat 11/22

8:25 am-11:32 pm

2 stops16h 07m

$447

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Thu 12/11

1:14 pm-5:00 am

2 stops14h 46m

Lima J Chavez Intl

Fri 12/26

12:15 pm-9:09 am

1 stop21h 54m

$447

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Sat 11/15

4:28 pm-9:20 pm

1 stop27h 52m

Lima J Chavez Intl

Thu 11/20

12:20 am-4:38 pm

2 stops17h 18m

$447

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Fri 11/14

12:47 pm-5:00 am

2 stops15h 13m

Lima J Chavez Intl

Fri 11/21

11:40 pm-11:32 pm

1 stop24h 52m

$447

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Sat 11/22

9:08 pm-11:55 pm

1 stop25h 47m

Lima J Chavez Intl

Wed 11/26

1:50 am-9:17 pm

1 stop20h 27m

$448

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Sat 11/22

5:10 pm-11:55 pm

1 stop29h 45m

Lima J Chavez Intl

Fri 12/5

1:50 am-12:34 pm

1 stop11h 44m

$448

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Thu 11/13

2:07 pm-3:40 pm

1 stop24h 33m

Lima J Chavez Intl

Sun 11/16

2:35 am-12:46 pm

1 stop11h 11m

$472

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Sat 11/1

7:10 am-11:40 pm

1 stop16h 30m

Lima J Chavez Intl

Mon 11/10

1:50 am-11:10 pm

1 stop22h 20m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

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, April is the cheapest month in which you can book a flight from Illinois to Peru (average of $499). Flying from Illinois to Peru in December is currently the most expensive (average of $802). 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 September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Peru as you normally would.

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 13h 21m. Delta provides one of the quickest options available for as low as $440. The distance from Illinois to Peru is about 3776 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 Delta, with whom users have recently found tickets for as low as $260. However, be on the lookout for offers from Avianca and LATAM 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, April is the cheapest month in which you can book a flight from Illinois to Peru (average of $499). Flying from Illinois to Peru in December is currently the most expensive (average of $802). 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 8 airlines flying from Illinois to Peru

Discover the top 8 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$310Average$562FlexibilityNo cancel feeOn-time71%
DeltaCheapest$329Average$696FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$333Average$602FlexibilityNo cancel feeOn-time70%
Spirit AirlinesCheapest$391Average$768FlexibilityNo cancel feeOn-time65%
LATAM AirlinesCheapest$474Average$894FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$504Average$723FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$512Average$775FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$772Average$853FlexibilityNo cancel feeOn-timeN/A

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