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Peru

$220+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIM
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$511
(SmartFares)

One-way from

$220
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$696
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. 7% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 2025.

This SmartFares deal was found by Cheapflights users on 7/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/14:23 pmMDW - LIM
1 stop28h 32mLATAM Airlines
Mon 11/1011:40 pmLIM - MDW
1 stop17h 43mLATAM Airlines
Deal found 7/30$511
This SmartFares deal was found by Cheapflights users on 7/29. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:10 pmORD - LIM
1 stop26h 45mLATAM Airlines
Fri 11/711:40 pmLIM - ORD
1 stop13h 37mLATAM Airlines
Deal found 7/29$511
This Mytrip deal was found by Cheapflights users on 7/31. 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.
Wed 11/56:05 amORD - LIM
3 stops31h 20mMultiple Airlines
Wed 12/106:04 amLIM - ORD
1 stop17h 02mMultiple Airlines
Deal found 7/31$525
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Fri 9/126:44 pmORD - LIM
1 stop24h 36mSpirit Airlines
Sun 9/149:00 amLIM - ORD
1 stop25h 52mSpirit Airlines
Deal found 7/31$532
This American Airlines deal was found by Cheapflights users on 7/30. 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 9/102:50 pmORD - LIM
1 stop13h 20mAmerican Airlines
Sun 9/1411:45 pmLIM - ORD
1 stop19h 54mAmerican Airlines
Deal found 7/30$538
This Copa Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 8/283:07 pmORD - LIM
1 stop9h 48mCopa Airlines
Sun 9/144:40 pmLIM - ORD
1 stop21h 01mCopa Airlines
Deal found 7/29$539
This Delta deal was found by Cheapflights users on 7/31. 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 11/56:00 amMDW - LIM
2 stops14h 35mDelta
Wed 12/1011:40 pmLIM - MDW
1 stop17h 43mDelta
Deal found 7/31$552
This Delta deal was found by Cheapflights users on 7/30. 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 11/173:35 pmORD - LIM
1 stop12h 25mDelta
Mon 12/18:50 amLIM - ORD
2 stops16h 03mDelta
Deal found 7/30$552
This Mytrip deal was found by Cheapflights users on 7/30. 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.
Thu 11/2710:20 pmORD - CUZ
1 stop12h 00mMultiple Airlines
Sat 12/69:42 pmCUZ - ORD
2 stops25h 24mMultiple Airlines
Deal found 7/30$552
This United Airlines deal was found by Cheapflights users on 7/31. 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 11/225:58 pmORD - LIM
1 stop28h 57mUnited Airlines
Sun 12/1411:55 pmLIM - ORD
1 stop12h 50mUnited Airlines
Deal found 7/31$560
This Flighttix deal was found by Cheapflights users on 7/29. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:00 amORD - LIM
2 stops17h 25mBritish Airways
Wed 9/1010:00 pmLIM - ORD
2 stops25h 39mBritish Airways
Deal found 7/29$577
This Avianca deal was found by Cheapflights users on 7/30. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2711:20 pmORD - CUZ
1 stop12h 00mAvianca
Mon 11/105:00 pmCUZ - ORD
1 stop28h 20mAvianca
Deal found 7/30$582

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 July 31, 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

Sat 11/1

4:23 pm-8:55 pm

1 stop28h 32m

Lima J Chavez Intl

Mon 11/10

11:40 pm-4:23 pm

1 stop17h 43m

$511

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Thu 8/28

9:47 am-6:25 am

2 stops20h 38m

Lima J Chavez Intl

Thu 9/4

12:00 pm-8:37 am

1 stop20h 37m

$519

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Wed 8/27

5:05 am-3:25 am

3 stops22h 20m

Lima J Chavez Intl

Fri 9/5

2:50 am-10:48 pm

2 stops19h 58m

$527

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Fri 9/12

6:44 pm-8:49 pm

1 stop26h 05m

Lima J Chavez Intl

Sun 9/14

9:20 am-10:43 am

1 stop25h 23m

$532

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Wed 9/10

2:50 pm-4:10 am

1 stop13h 20m

Lima J Chavez Intl

Sun 9/14

11:45 pm-7:39 pm

1 stop19h 54m

$538

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Thu 8/28

3:07 pm-12:55 am

1 stop9h 48m

Lima J Chavez Intl

Sun 9/14

4:40 pm-1:41 pm

1 stop21h 01m

$539

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Wed 11/5

6:00 am-9:35 pm

2 stops14h 35m

Lima J Chavez Intl

Wed 12/10

11:40 pm-4:23 pm

1 stop17h 43m

$552

ChicagoCusco

ORD - CUZ

ORDCUZ

Chicago O'Hare Intl

Thu 11/27

10:20 pm-11:20 am

1 stop12h 00m

Cusco Velazco Astete

Sat 12/6

9:42 pm-10:06 pm

2 stops25h 24m

$552

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Sun 8/31

6:00 pm-6:25 am

2 stops12h 25m

Lima J Chavez Intl

Mon 9/8

11:20 pm-10:04 am

1 stop10h 44m

$556

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Thu 8/28

5:00 am-10:25 pm

2 stops17h 25m

Lima J Chavez Intl

Wed 9/10

10:00 pm-11:39 pm

2 stops25h 39m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 49 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 July 31, 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.

Reviews of airlines servicing Peru

Get insights into the airlines that provide service to Peru. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Peru. Reviews last updated July 31, 2025.
Get a feel of what it's like to fly with Delta, LATAM Airlines, and Copa Airlines from Illinois to Peru by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,822 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.5
Good
1,493 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    The cheapest airline one-way is Arajet, with whom users have recently found tickets for as low as $221. However, be on the lookout for offers from Spirit Airlines 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$310Average$557FlexibilityNo cancel feeOn-time71%
DeltaCheapest$329Average$720FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$337Average$609FlexibilityNo cancel feeOn-time70%
Spirit AirlinesCheapest$391Average$771FlexibilityNo cancel feeOn-time65%
LATAM AirlinesCheapest$472Average$839FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$504Average$826FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$513Average$814FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$772Average$853FlexibilityNo cancel feeOn-timeN/A

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