How long is the flight from Peru to Illinois?

For as low as $389, Spirit Airlines can have you in Illinois from Peru in 12h 49m. There are 3791 mi between Peru and Illinois. This flight may include one or multiple stops.

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

$160 is the cheapest one-way deal found within the past few days, from Volaris. You may also be able to find cheap deals on Avianca and Spirit Airlines, with prices starting from $209 and $240, respectively.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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

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

How can I find direct flights from Peru to Illinois?

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

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

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

$255+ Flights from Peru to Illinois

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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheap flight deals from Peru to Illinois

Cheapest flights from Peru to Illinois
Explore the most affordable flight options available from Peru to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

Wed 12/243:00 amLIM - ORD

2 stops15h 00mMultiple Airlines

Wed 1/145:15 amORD - LIM

1 stop16h 20mMultiple Airlines

Deal found 12/16

$447

Mon 12/2211:37 pmLIM - ORD

1 stop20h 02mSpirit Airlines

Thu 1/295:15 amORD - LIM

1 stop16h 20mSpirit Airlines

Deal found 12/16

$493

Mon 12/2211:37 pmLIM - ORD

1 stop20h 02mSpirit Airlines

Sun 1/115:15 amORD - LIM

1 stop16h 20mSpirit Airlines

Deal found 12/15

$509

Tue 12/235:54 amLIM - ORD

1 stop19h 01mMultiple Airlines

Sun 1/115:15 amORD - LIM

1 stop16h 20mMultiple Airlines

Deal found 12/15

$514

Thu 12/1811:37 pmLIM - ORD

1 stop20h 02mSpirit Airlines

Fri 1/97:20 amORD - LIM

1 stop14h 15mSpirit Airlines

Deal found 12/15

$518

Tue 12/238:25 amLIM - MDW

1 stop31h 12mMultiple Airlines

Fri 1/28:15 amMDW - LIM

2 stops29h 25mMultiple Airlines

Deal found 12/15

$693

Mon 12/2911:00 pmLIM - MDW

2 stops40h 37mMultiple Airlines

Fri 1/26:12 amMDW - LIM

2 stops15h 08mMultiple Airlines

Deal found 12/16

$848

Tue 12/2312:15 pmLIM - MDW

1 stop11h 07mLATAM Airlines

Sun 1/116:45 amMDW - LIM

1 stop13h 35mLATAM Airlines

Deal found 12/15

$928

Thu 12/2512:15 pmLIM - MDW

1 stop11h 07mLATAM Airlines

Wed 1/146:45 amMDW - LIM

1 stop13h 35mLATAM Airlines

Deal found 12/15

$998

Sat 12/2711:40 pmLIM - MDW

1 stop23h 42mLATAM Airlines

Wed 1/146:45 amMDW - LIM

1 stop13h 35mLATAM Airlines

Deal found 12/15

$1,003

Sat 12/2012:15 pmLIM - MDW

1 stop11h 07mLATAM Airlines

Wed 12/316:00 amMDW - LIM

2 stops14h 35mLATAM Airlines

Deal found 12/15

$1,091

Thu 12/2512:15 pmLIM - MDW

1 stop11h 07mDelta

Wed 1/141:28 pmMDW - LIM

2 stops14h 32mDelta

Deal found 12/15

$1,111

Best flights from Peru to Illinois
Discover carefully curated flight deals from Peru to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 17, 2025.

Mon 2/911:33 pmLIM - ORD

1 stop12h 49mSpirit Airlines

Wed 2/257:05 amORD - LIM

1 stop14h 30mSpirit Airlines

Deal found 12/15

$389

Tue 1/2711:33 pmLIM - ORD

1 stop12h 49mMultiple Airlines

Fri 1/309:23 amORD - LIM

2 stops18h 27mMultiple Airlines

Deal found 12/15

$452

Thu 2/261:50 amLIM - ORD

1 stop19h 30mAvianca

Fri 3/610:20 pmORD - LIM

1 stop11h 25mAvianca

Deal found 12/17

$526

Wed 2/257:00 amLIM - STL

1 stop11h 27mAmerican Airlines

Mon 3/233:22 pmSTL - LIM

1 stop12h 48mAmerican Airlines

Deal found 12/15

$736

Mon 5/2512:15 amLIM - MDW

2 stops16h 10mDelta

Wed 6/35:25 pmMDW - LIM

1 stop11h 35mDelta

Deal found 12/15

$777

Mon 2/911:40 pmLIM - MDW

1 stop18h 49mLATAM Airlines

Wed 2/2510:53 amMDW - LIM

1 stop9h 27mLATAM Airlines

Deal found 12/15

$845

Wed 2/1811:30 pmLIM - ORD

2 stops15h 53mSpirit Airlines

Fri 2/275:15 amORD - LIM

1 stop16h 20mSpirit Airlines

Deal found 12/15

$450

Fri 2/206:04 amLIM - ORD

1 stop17h 02mMultiple Airlines

Wed 2/258:30 amORD - LIM

3 stops37h 10mMultiple Airlines

Deal found 12/17

$499

Tue 1/2711:33 pmLIM - ORD

2 stops19h 19mSpirit Airlines

Fri 1/303:22 pmORD - LIM

3 stops30h 13mSpirit Airlines

Deal found 12/15

$480

Fri 1/233:05 pmCIX - ORD

1 stop22h 41mUnited Airlines

Mon 1/267:35 amORD - CIX

2 stops29h 33mUnited Airlines

Deal found 12/14

$1,098

Sat 2/711:33 pmLIM - ORD

1 stop25h 13mMultiple Airlines

Fri 2/137:15 amORD - LIM

1 stop14h 55mMultiple Airlines

Deal found 12/16

$508

Fri 2/611:33 pmLIM - ORD

2 stops13h 14mMultiple Airlines

Thu 2/129:18 amORD - LIM

2 stops18h 32mMultiple Airlines

Deal found 12/16

$510

Tue 5/2610:30 pmLIM - ORD

1 stop21h 18mSpirit Airlines

Wed 6/37:05 amORD - LIM

1 stop14h 30mSpirit Airlines

Deal found 12/14

$517

Sat 1/3111:33 pmLIM - ORD

3 stops33h 45mSpirit Airlines

Sat 2/74:38 pmORD - LIM

2 stops28h 57mSpirit Airlines

Deal found 12/17

$526

Wed 2/1811:30 pmLIM - ORD

2 stops21h 15mMultiple Airlines

Tue 3/106:17 pmORD - LIM

3 stops26h 38mMultiple Airlines

Deal found 12/15

$529

Mon 2/2312:45 amLIM - BMI

2 stops16h 15mAmerican Airlines

Tue 3/37:20 amBMI - LIM

2 stops20h 50mAmerican Airlines

Deal found 12/16

$741

Wed 3/2511:40 pmLIM - MDW

2 stops12h 49mDelta

Fri 4/1012:47 pmMDW - LIM

2 stops16h 13mDelta

Deal found 12/15

$812

Wed 1/2812:45 amLIM - BMI

2 stops15h 40mAmerican Airlines

Thu 2/58:50 amBMI - LIM

2 stops19h 20mAmerican Airlines

Deal found 12/15

$741

Thu 3/1912:05 amLIM - MDW

2 stops17h 50mDelta

Wed 3/256:30 amMDW - LIM

2 stops15h 10mDelta

Deal found 12/15

$812

Mon 4/68:50 amAQP - ORD

2 stops23h 40mLATAM Airlines

Sat 4/257:10 amORD - AQP

2 stops30h 00mLATAM Airlines

Deal found 12/15

$933

Wed 2/2511:30 pmLIM - STL

2 stops25h 29mMultiple Airlines

Mon 3/238:53 pmSTL - LIM

1 stop25h 17mMultiple Airlines

Deal found 12/15

$663

Thu 3/2611:40 pmLIM - MDW

1 stop17h 13mDelta

Thu 4/96:30 amMDW - LIM

2 stops15h 30mDelta

Deal found 12/15

$822

Wed 2/2511:30 pmLIM - STL

3 stops20h 06mMultiple Airlines

Fri 3/204:05 pmSTL - LIM

1 stop13h 05mMultiple Airlines

Deal found 12/16

$668

Thu 6/412:15 amLIM - MDW

2 stops18h 16mDelta

Sun 6/76:00 amMDW - LIM

2 stops15h 40mDelta

Deal found 12/16

$848

Thu 1/297:45 pmTRU - ORD

2 stops23h 00mLATAM Airlines

Mon 2/26:25 pmORD - TRU

2 stops23h 45mLATAM Airlines

Deal found 12/16

$1,035

Wed 3/41:30 pmLIM - STL

3 stops42h 37mMultiple Airlines

Sun 3/87:42 amSTL - LIM

2 stops21h 08mMultiple Airlines

Deal found 12/15

$678

Thu 6/412:15 amLIM - MDW

2 stops18h 16mDelta

Fri 6/196:00 amMDW - LIM

2 stops14h 20mDelta

Deal found 12/15

$848

Tue 3/319:55 pmLIM - BMI

2 stops24h 25mAmerican Airlines

Sun 4/52:56 pmBMI - LIM

2 stops13h 14mAmerican Airlines

Deal found 12/16

$1,031

Thu 1/229:00 amAQP - ORD

2 stops15h 56mLATAM Airlines

Mon 1/266:25 pmORD - AQP

2 stops20h 00mLATAM Airlines

Deal found 12/14

$1,035

Wed 2/2511:30 pmLIM - STL

2 stops25h 29mMultiple Airlines

Thu 3/197:52 amSTL - LIM

1 stop14h 18mMultiple Airlines

Deal found 12/16

$696

Last-minute flights from Peru to Illinois
Discover last-minute flight deals from Peru to Illinois. Data last updated December 17, 2025 and is based on user searches.

Tue 12/238:25 amLIM - MDW

1 stop31h 12mMultiple Airlines

Fri 1/28:15 amMDW - LIM

2 stops29h 25mMultiple Airlines

Deal found 12/15

$693

Sun 1/116:04 amLIM - MDW

3 stops41h 13mMultiple Airlines

Sun 1/188:19 pmMDW - LIM

2 stops31h 31mMultiple Airlines

Deal found 12/16

$701

Mon 1/2611:33 pmLIM - ORD

3 stops24h 05mSpirit Airlines

Mon 2/95:15 amORD - LIM

1 stop16h 20mSpirit Airlines

Deal found 12/16

$423

Mon 1/2611:45 amLIM - ORD

2 stops21h 33mMultiple Airlines

Wed 2/255:15 amORD - LIM

1 stop16h 20mMultiple Airlines

Deal found 12/16

$441

Mon 1/2612:15 pmLIM - MDW

1 stop11h 07mLATAM Airlines

Mon 2/96:00 amMDW - LIM

1 stop14h 20mLATAM Airlines

Deal found 12/16

$823

Wed 1/2812:45 amLIM - BMI

2 stops15h 40mAmerican Airlines

Thu 2/58:50 amBMI - LIM

2 stops19h 20mAmerican Airlines

Deal found 12/15

$741

Thu 1/2911:33 pmLIM - ORD

1 stop12h 49mSpirit Airlines

Fri 2/68:43 pmORD - LIM

1 stop24h 52mSpirit Airlines

Deal found 12/16

$396

Thu 1/2911:33 pmLIM - ORD

1 stop12h 49mSpirit Airlines

Thu 2/57:20 amORD - LIM

1 stop14h 15mSpirit Airlines

Deal found 12/16

$400

Fri 1/3011:33 pmLIM - ORD

1 stop21h 11mMultiple Airlines

Thu 2/55:15 amORD - LIM

1 stop16h 20mMultiple Airlines

Deal found 12/15

$405

Fri 1/3011:33 pmLIM - ORD

1 stop12h 49mSpirit Airlines

Thu 2/55:15 amORD - LIM

1 stop16h 20mSpirit Airlines

Deal found 12/16

$409

Fri 1/306:04 amLIM - ORD

1 stop17h 02mMultiple Airlines

Fri 2/63:22 pmORD - LIM

3 stops30h 13mMultiple Airlines

Deal found 12/16

$435

Sat 1/3111:33 pmLIM - ORD

1 stop12h 49mSpirit Airlines

Fri 2/68:43 pmORD - LIM

1 stop24h 52mSpirit Airlines

Deal found 12/16

$440

One-way flights from Peru to Illinois
Search for one-way flight options from Peru to Illinois. Find affordable one-way fares based on user searches. Data last updated December 17, 2025.

Thu 2/2611:30 pmLIM - ORD

2 stops18h 49mMultiple Airlines

Deal found 12/14

$255

Wed 2/1111:33 pmLIM - ORD

3 stops22h 04mMultiple Airlines

Deal found 12/14

$264

Mon 3/910:30 pmLIM - ORD

1 stop20h 41mSpirit Airlines

Deal found 12/17

$266

Wed 1/1411:33 pmLIM - ORD

2 stops19h 19mSpirit Airlines

Deal found 12/15

$269

Mon 3/166:04 amLIM - ORD

1 stop17h 02mVolaris

Deal found 12/15

$270

Sun 1/1811:33 pmLIM - ORD

2 stops37h 14mSpirit Airlines

Deal found 12/16

$271

Wed 12/246:04 amLIM - ORD

1 stop17h 02mVolaris

Deal found 12/14

$274

Sun 3/82:55 amLIM - ORD

1 stop18h 25mAvianca

Deal found 12/16

$275

Tue 1/2011:33 pmLIM - ORD

1 stop12h 49mSpirit Airlines

Deal found 12/16

$276

Wed 1/1411:33 pmLIM - MDW

2 stops25h 29mMultiple Airlines

Deal found 12/15

$277

Mon 2/92:55 amLIM - ORD

3 stops21h 51mMultiple Airlines

Deal found 12/14

$280

Thu 1/227:30 amLIM - ORD

1 stop13h 50mAvianca

Deal found 12/16

$289

Find flight deals from Peru to Illinois

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$382 (Kiwi.com)
One-way from	$255 (Kiwi.com)
Popular in	January
Cheapest in	May
Average price	$623

Provider with most accurate pricing for Lima J Chavez Intl-Chicago (CHI) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lima J Chavez Intl-Chicago (CHI) flights.

Search Deals

From Peru to Illinois

Search Deals

One-way flight from Peru to Illinois

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($23 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Mon 2/9

11:33 pm-11:22 am

1 stop12h 49m

Chicago O'Hare Intl

Wed 2/25

7:05 am-10:35 pm

1 stop14h 30m

$389

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Wed 2/18

11:30 pm-2:23 pm

2 stops15h 53m

Chicago O'Hare Intl

Fri 2/27

5:15 am-10:35 pm

1 stop16h 20m

$450

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Tue 1/27

11:33 pm-11:22 am

1 stop12h 49m

Chicago O'Hare Intl

Fri 1/30

9:23 am-4:50 am

2 stops18h 27m

$452

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Tue 1/27

11:33 pm-5:52 pm

2 stops19h 19m

Chicago O'Hare Intl

Fri 1/30

3:22 pm-10:35 pm

3 stops30h 13m

$480

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Fri 2/20

6:04 am-10:06 pm

1 stop17h 02m

Chicago O'Hare Intl

Wed 2/25

8:30 am-10:40 pm

3 stops37h 10m

$499

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Sat 2/7

11:33 pm-11:46 pm

1 stop25h 13m

Chicago O'Hare Intl

Fri 2/13

7:15 am-11:10 pm

1 stop14h 55m

$508

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Fri 2/6

11:33 pm-11:47 am

2 stops13h 14m

Chicago O'Hare Intl

Thu 2/12

9:18 am-4:50 am

2 stops18h 32m

$510

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Tue 5/26

10:30 pm-7:48 pm

1 stop21h 18m

Chicago O'Hare Intl

Wed 6/3

7:05 am-9:35 pm

1 stop14h 30m

$517

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Thu 2/26

1:50 am-8:20 pm

1 stop19h 30m

Chicago O'Hare Intl

Fri 3/6

10:20 pm-10:45 am

1 stop11h 25m

$526

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Sat 1/31

11:33 pm-8:18 am

3 stops33h 45m

Chicago O'Hare Intl

Sat 2/7

4:38 pm-10:35 pm

2 stops28h 57m

$526

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 60 results

...

Best time to book a flight from Peru to Illinois

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

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

Currently, July is the cheapest month in which you can book a flight from Peru to Illinois (average of $151). Flying from Peru to Illinois in August is currently the most expensive (average of $451). 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 PE to IL?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 52% on flights from Peru to Illinois by exploring options for tickets at noon.

Reviews of airlines servicing Illinois

Peruse reviews from past customers who have flown with Delta, Copa Airlines, and LATAM Airlines from Peru to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,008 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Copa Airlines

7.6

Good

1,556 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

LATAM Airlines

7.5

Good

1,891 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,049 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Avianca

6.6

Okay

2,487 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

How long is the flight from Peru to Illinois?
For as low as $389, Spirit Airlines can have you in Illinois from Peru in 12h 49m. There are 3791 mi between Peru and Illinois. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Peru to Illinois one-way?
$160 is the cheapest one-way deal found within the past few days, from Volaris. You may also be able to find cheap deals on Avianca and Spirit Airlines, with prices starting from $209 and $240, respectively.
Can I find deals for flights from Peru to Illinois that include hotel bookings?
Yes. In addition to deals on Peru to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Peru to Illinois?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Peru to Illinois.
Can I find deals for business class flights from Peru to Illinois?
Yes. Cheapflights offers flight deals from Peru to Illinois 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 Peru to Illinois?
Currently, July is the cheapest month in which you can book a flight from Peru to Illinois (average of $151). Flying from Peru to Illinois in August is currently the most expensive (average of $451). 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

Top 5 airlines flying from Peru to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Copa Airlines	Cheapest$312	Average$645	FlexibilityNo cancel fee	On-time70%
Delta	Cheapest$320	Average$637	FlexibilityNo cancel fee	On-timeN/A
Avianca	Cheapest$387	Average$593	FlexibilityNo cancel fee	On-time71%
LATAM Airlines	Cheapest$476	Average$792	FlexibilityNo cancel fee	On-time81%
American Airlines	Cheapest$546	Average$738	FlexibilityNo cancel fee	On-time71%

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$255+ Cheap flights from Peru to Illinois

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Peru to Illinois

Cheapest flights from Peru to IllinoisExplore the most affordable flight options available from Peru to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

Explore the most affordable flight options available from Peru to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

Find flight deals from Peru to Illinois

Keep the following information in mind while searching for Peru to Illinois flight deals. Data was last updated December 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Peru to Illinois that are best for you.

Best time to book a flight from Peru to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Peru with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Peru to Illinois

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

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

Find hourly flight availability from Peru to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 17, 2025.

Reviews of airlines servicing Illinois

Peruse reviews from past customers who have flown with Delta, Copa Airlines, and LATAM Airlines from Peru to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Peru to Illinois. 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 Peru to Illinois?

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

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

How can I find direct flights from Peru to Illinois?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Peru to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Peru to Illinois

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Cheapest flights from Peru to Illinois
Explore the most affordable flight options available from Peru to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.