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Peru

$119+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIM
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Fri 4/37:20 am
ORD
-
LIM
1 stop14h 10m
Multiple Airlines
Sat 4/1110:30 pm
LIM
-
ORD
2 stops48h 09m
Multiple Airlines
Deal found 1/28$396
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 3/308:55 pm
ORD
-
LIM
2 stops24h 35m
Spirit Airlines
Tue 4/710:30 pm
LIM
-
ORD
1 stop12h 51m
Spirit Airlines
Deal found 1/28$397
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Tue 2/247:00 am
ORD
-
LIM
1 stop14h 35m
Multiple Airlines
Mon 3/91:55 am
LIM
-
ORD
2 stops31h 44m
Multiple Airlines
Deal found 1/27$398
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Wed 2/258:16 pm
ORD
-
LIM
1 stop25h 19m
Multiple Airlines
Sun 3/82:30 am
LIM
-
ORD
2 stops17h 32m
Multiple Airlines
Deal found 1/28$399
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:00 am
ORD
-
LIM
1 stop14h 35m
Spirit Airlines
Sat 3/710:30 pm
LIM
-
ORD
1 stop12h 52m
Spirit Airlines
Deal found 1/29$400
This Expedia deal was found by Cheapflights users on 1/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/163:35 pm
ORD
-
LIM
2 stops37h 35m
Multiple Airlines
Wed 3/411:30 pm
LIM
-
ORD
2 stops19h 16m
Multiple Airlines
Deal found 1/29$402
This Booking.com deal was found by Cheapflights users on 1/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:51 pm
ORD
-
LIM
3 stops26h 44m
Spirit Airlines
Wed 3/1110:30 pm
LIM
-
ORD
1 stop12h 51m
Spirit Airlines
Deal found 1/28$403
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
ORD
-
LIM
1 stop14h 35m
Spirit Airlines
Thu 3/1210:30 pm
LIM
-
ORD
1 stop19h 51m
Spirit Airlines
Deal found 1/27$404
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/17:00 am
ORD
-
LIM
1 stop14h 35m
Multiple Airlines
Sun 3/82:30 am
LIM
-
ORD
2 stops17h 32m
Multiple Airlines
Deal found 1/29$405
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/15:15 am
ORD
-
LIM
1 stop16h 20m
Multiple Airlines
Wed 3/42:55 am
LIM
-
ORD
2 stops17h 42m
Multiple Airlines
Deal found 1/29$406
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/79:05 am
ORD
-
LIM
1 stop12h 25m
Multiple Airlines
Sun 4/1910:30 pm
LIM
-
ORD
2 stops17h 26m
Multiple Airlines
Deal found 1/29$407
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Tue 2/1710:19 am
ORD
-
LIM
2 stops37h 31m
Multiple Airlines
Mon 3/211:30 pm
LIM
-
ORD
1 stop22h 43m
Multiple Airlines
Deal found 1/28$408

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$396
(Kiwi.com)

One-way from

$119
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$569
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 January 2026
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 January 29, 2026.
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

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Thu 4/9

9:30 am-10:45 pm

2 stops13h 15m

Lima J Chavez Intl

Thu 4/23

10:30 pm-11:27 am

1 stop12h 57m

$474

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Wed 4/8

10:45 am-9:55 pm

1 stop11h 10m

Lima J Chavez Intl

Wed 4/22

12:00 pm-9:56 am

1 stop21h 56m

$498

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Thu 2/19

6:00 am-9:20 pm

1 stop14h 20m

Lima J Chavez Intl

Thu 2/26

12:15 pm-10:31 pm

1 stop11h 16m

$504

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Thu 2/26

10:49 am-9:20 pm

1 stop9h 31m

Lima J Chavez Intl

Mon 3/9

11:40 pm-12:02 pm

1 stop12h 22m

$507

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Wed 2/25

10:49 am-9:20 pm

1 stop9h 31m

Lima J Chavez Intl

Mon 3/9

11:40 pm-12:02 pm

1 stop12h 22m

$507

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Thu 2/26

6:00 am-9:20 pm

1 stop14h 20m

Lima J Chavez Intl

Mon 3/9

12:05 am-5:22 pm

2 stops17h 17m

$507

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Wed 2/25

6:45 am-9:20 pm

1 stop13h 35m

Lima J Chavez Intl

Sat 3/7

10:45 am-11:56 pm

2 stops14h 11m

$507

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Thu 2/26

5:25 am-9:20 pm

1 stop14h 55m

Lima J Chavez Intl

Sat 3/7

10:45 am-11:56 pm

2 stops14h 11m

$507

ChicagoLima

ORD - LIM

ORDLIM

Chicago O'Hare Intl

Sun 3/1

7:00 am-9:10 pm

1 stop13h 10m

Lima J Chavez Intl

Sat 3/7

12:15 pm-11:56 pm

1 stop12h 41m

$509

ChicagoLima

MDW - LIM

MDWLIM

Chicago Midway

Mon 2/16

6:00 am-9:20 pm

1 stop14h 20m

Lima J Chavez Intl

Thu 2/19

12:05 am-5:45 pm

2 stops18h 40m

$509

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

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.

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 11h 10m. LATAM Airlines provides one of the quickest options available for as low as $498. 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 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$279Average$563FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$297Average$577FlexibilityNo cancel feeOn-time70%
DeltaCheapest$329Average$864FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$377Average$730FlexibilityNo cancel feeOn-time65%
LATAM AirlinesCheapest$435Average$842FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$477Average$662FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$479Average$543FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$510Average$830FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$726Average$825FlexibilityNo cancel feeOn-timeN/A

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