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$171+ 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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
LIM — ORD
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Peru to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Peru (PE0) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$386
(Gotogate)

One-way from

$171
(eDestinos)
From Peru to Illinois
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One-way flight from Peru to Illinois
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Find 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 January 21, 2025.

This Booking.com deal was found by Cheapflights users on 1/21. 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.
Wed 3/55:55 amLIM - ORD
1 stop17h 42mMultiple Airlines
Wed 3/122:35 pmORD - LIM
1 stop11h 15mMultiple Airlines
Deal found 1/21$386
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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.
Tue 3/116:45 pmLIM - ORD
1 stop18h 30mAvianca
Sun 3/162:35 pmORD - LIM
1 stop18h 50mAvianca
Deal found 1/21$471
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Mon 3/1012:45 amLIM - ORD
1 stop18h 41mAmerican Airlines
Mon 3/172:50 pmORD - LIM
1 stop13h 20mAmerican Airlines
Deal found 1/21$550
This Gotogate deal was found by Cheapflights users on 1/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2010:35 amLIM - ORD
1 stop13h 52mCopa Airlines
Fri 5/233:07 pmORD - LIM
1 stop10h 18mCopa Airlines
Deal found 1/21$552
This Delta deal was found by Cheapflights users on 1/20. 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 2/511:55 pmLIM - MDW
2 stops14h 10mDelta
Tue 3/46:00 amMDW - LIM
1 stop13h 55mDelta
Deal found 1/20$584
This United deal was found by Cheapflights users on 1/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/111:50 amLIM - ORD
1 stop20h 39mUnited Airlines
Wed 2/196:35 pmORD - LIM
1 stop28h 20mUnited Airlines
Deal found 1/21$584
This LATAM Airlines deal was found by Cheapflights users on 1/21. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1011:55 pmLIM - ORD
1 stop18h 30mLATAM Airlines
Mon 2/175:45 amORD - LIM
2 stops15h 00mLATAM Airlines
Deal found 1/21$593
This LATAM Airlines deal was found by Cheapflights users on 1/20. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/101:30 pmLIM - MDW
2 stops21h 42mLATAM Airlines
Mon 2/176:00 amMDW - LIM
1 stop13h 55mLATAM Airlines
Deal found 1/20$597
This Delta deal was found by Cheapflights users on 1/21. 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 2/812:10 pmLIM - ORD
1 stop31h 37mDelta
Mon 2/247:05 amORD - LIM
1 stop12h 50mDelta
Deal found 1/21$601
This eDestinos deal was found by Cheapflights users on 1/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/191:15 amLIM - MDW
1 stop13h 58mMultiple Airlines
Mon 3/249:54 amMDW - LIM
2 stops12h 36mMultiple Airlines
Deal found 1/20$612
This Mytrip deal was found by Cheapflights users on 1/21. 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 3/131:20 amLIM - ORD
2 stops34h 52mAeromexico
Tue 3/252:01 amORD - LIM
1 stop21h 49mAeromexico
Deal found 1/21$672
This Mytrip deal was found by Cheapflights users on 1/21. 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 3/205:55 amLIM - ORD
2 stops29h 10mVolaris
Fri 5/236:40 pmORD - LIM
3 stops34h 20mVolaris
Deal found 1/21$738

Find flights from Peru to Illinois within your budget

Customize your flight search to find flights from Peru to Illinois 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 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Wed 3/5

5:55 am-10:37 pm

1 stop17h 42m

Chicago O'Hare Intl

Wed 3/12

2:35 pm-1:50 am

1 stop11h 15m

$386

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Thu 2/13

8:25 pm-12:15 pm

1 stop16h 50m

Chicago O'Hare Intl

Sun 3/2

1:35 pm-9:25 am

1 stop18h 50m

$472

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Wed 2/19

5:55 am-10:37 pm

1 stop17h 42m

Chicago O'Hare Intl

Sun 2/23

6:23 am-4:42 am

1 stop21h 19m

$521

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Wed 2/5

11:56 pm-2:23 pm

2 stops15h 27m

Chicago O'Hare Intl

Sat 2/8

5:06 pm-10:48 pm

2 stops28h 42m

$543

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Mon 2/17

12:45 am-10:57 am

1 stop11h 12m

Chicago O'Hare Intl

Tue 2/25

10:07 am-11:25 pm

1 stop12h 18m

$571

LimaChicago

LIM - MDW

LIMMDW

Lima J Chavez Intl

Wed 2/5

11:55 pm-1:05 pm

2 stops14h 10m

Chicago Midway

Tue 3/4

6:00 am-8:55 pm

1 stop13h 55m

$584

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Mon 2/3

1:50 am-7:10 pm

1 stop18h 20m

Chicago O'Hare Intl

Sun 3/2

9:30 pm-11:55 pm

1 stop25h 25m

$584

LimaChicago

LIM - MDW

LIMMDW

Lima J Chavez Intl

Mon 2/10

1:30 pm-10:12 am

2 stops21h 42m

Chicago Midway

Mon 2/17

6:00 am-8:55 pm

1 stop13h 55m

$597

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Tue 2/4

8:20 am-8:46 pm

2 stops13h 26m

Chicago O'Hare Intl

Tue 3/4

5:45 am-9:45 pm

2 stops15h 00m

$597

LimaChicago

LIM - ORD

LIMORD

Lima J Chavez Intl

Sat 2/8

12:10 pm-9:16 am

2 stops22h 06m

Chicago O'Hare Intl

Mon 2/24

5:45 am-8:55 pm

1 stop14h 10m

$601

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 33 results
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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.

Travel insights for flights from Peru to Illinois

Get recent, data-driven insights about flights from Peru to Illinois including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Peru to Illinois (average of $245). Flying from Peru to Illinois in March is currently the most expensive (average of $320). 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?

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 January 21, 2025.

When flying from Peru to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

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.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated January 21, 2025.
To help decide which airline to fly from Peru to Illinois, see what other customers have to say about Delta, LATAM Airlines and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

LATAM Airlines
7.5
Good
1,858 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Aeromexico
7.5
Good
1,849 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    $171 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 Delta, with prices starting from $268 and $324, 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, August is the cheapest month in which you can book a flight from Peru to Illinois (average of $245). Flying from Peru to Illinois in March is currently the most expensive (average of $320). 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 Peru to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Peru to Illinois

Discover the top 5 airlines that operate flights from Peru to Illinois. 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 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$320Average$681FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$452Average$532FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$512Average$779FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$530Average$657FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$574Average$730FlexibilityNo cancel feeOn-time71%
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