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$430+ Cheap flights from the Czech Republic to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — ORD
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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Cheap flight deals from Czech Republic to Illinois

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

Round-trip from

$430
(Mytrip)

Popular in

April

Cheapest in

February

Average price

$763
From Czech Republic to Illinois
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Czech Republic to Illinois

Cheapest flights from Czech Republic to Illinois
Explore the most affordable flight options available from Czech Republic to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2025.

This Mytrip deal was found by Cheapflights users on 6/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/167:30 pmPRG - ORD
1 stop27h 40mTAP AIR PORTUGAL
Wed 11/57:10 pmORD - PRG
1 stop32h 55mTAP AIR PORTUGAL
Deal found 6/14$430
This Booking.com deal was found by Cheapflights users on 6/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:00 pmPRG - ORD
1 stop32h 45mScandinavian Airlines
Sun 12/77:20 pmORD - PRG
1 stop12h 00mScandinavian Airlines
Deal found 6/15$583
This FlightHub deal was found by Cheapflights users on 6/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/611:50 amPRG - ORD
1 stop14h 10mAer Lingus
Wed 9/103:45 pmORD - PRG
1 stop12h 25mAer Lingus
Deal found 6/15$606
This LOT deal was found by Cheapflights users on 6/14. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:40 pmPRG - ORD
1 stop32h 20mLOT
Wed 11/59:55 pmORD - PRG
1 stop12h 20mLOT
Deal found 6/14$659
This KLM deal was found by Cheapflights users on 6/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:50 amPRG - MDW
2 stops16h 46mKLM
Tue 11/49:30 amMDW - PRG
2 stops15h 50mKLM
Deal found 6/15$681
This Delta deal was found by Cheapflights users on 6/15. 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.
Fri 10/248:50 amPRG - MDW
2 stops16h 46mDelta
Tue 11/49:30 amMDW - PRG
2 stops15h 50mDelta
Deal found 6/15$682
This Delta deal was found by Cheapflights users on 6/14. 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.
Fri 9/126:00 amPRG - ORD
1 stop15h 10mDelta
Tue 11/111:35 pmORD - PRG
2 stops15h 45mDelta
Deal found 6/14$689
This Mytrip deal was found by Cheapflights users on 6/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2110:10 amPRG - ORD
1 stop15h 05mBritish Airways
Mon 9/89:15 pmORD - PRG
1 stop16h 05mBritish Airways
Deal found 6/14$706
This Turkish Airlines deal was found by Cheapflights users on 6/15. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/12:45 pmPRG - ORD
1 stop26h 25mTurkish Airlines
Sat 12/68:20 pmORD - PRG
1 stop34h 30mTurkish Airlines
Deal found 6/15$737
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Thu 7/107:10 amPRG - ORD
2 stops16h 04mAmerican Airlines
Wed 7/239:30 pmORD - PRG
1 stop14h 15mAmerican Airlines
Deal found 6/16$766
This lastminute.com deal was found by Cheapflights users on 6/15. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2511:40 amPRG - ORD
2 stops15h 31mMultiple Airlines
Wed 11/59:50 pmORD - PRG
1 stop11h 15mMultiple Airlines
Deal found 6/15$782
This Icelandair deal was found by Cheapflights users on 6/14. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/142:00 pmPRG - ORD
1 stop14h 15mIcelandair
Thu 7/247:25 pmORD - PRG
1 stop10h 40mIcelandair
Deal found 6/14$783

Cheapflights Fare Finder

Customize your flight search to find flights from Czech Republic 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 June 16, 2025.
Use the filters below to find and compare flights from the Czech Republic to Illinois that are best for you.

Fly from

Czech Republic

Fly to

Illinois

Route

Depart

Return

Price

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 10/16

7:30 pm-4:10 pm

1 stop27h 40m

Chicago O'Hare Intl

Wed 11/5

7:10 pm-11:05 am

1 stop32h 55m

$430

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Tue 12/2

3:00 pm-4:45 pm

1 stop32h 45m

Chicago O'Hare Intl

Sun 12/7

7:20 pm-2:20 pm

1 stop12h 00m

$583

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Sat 9/6

11:50 am-7:00 pm

1 stop14h 10m

Chicago O'Hare Intl

Wed 9/10

3:45 pm-11:10 am

1 stop12h 25m

$606

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Sat 10/25

7:40 pm-9:00 pm

1 stop32h 20m

Chicago O'Hare Intl

Wed 11/5

9:55 pm-5:15 pm

1 stop12h 20m

$659

PragueChicago

PRG - MDW

PRGMDW

Václav Havel Prague

Fri 10/24

8:50 am-6:36 pm

2 stops16h 46m

Chicago Midway

Tue 11/4

9:30 am-8:20 am

2 stops15h 50m

$681

PragueChicago

PRG - MDW

PRGMDW

Václav Havel Prague

Fri 10/24

8:50 am-6:36 pm

2 stops16h 46m

Chicago Midway

Tue 11/4

9:30 am-8:20 am

2 stops15h 50m

$682

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 9/12

6:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Tue 11/11

1:35 pm-12:20 pm

2 stops15h 45m

$689

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 8/21

10:10 am-6:15 pm

1 stop15h 05m

Chicago O'Hare Intl

Mon 9/8

9:15 pm-8:20 pm

1 stop16h 05m

$706

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 12/1

2:45 pm-10:10 am

1 stop26h 25m

Chicago O'Hare Intl

Sat 12/6

8:20 pm-1:50 pm

1 stop34h 30m

$737

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 7/10

7:10 am-4:14 pm

2 stops16h 04m

Chicago O'Hare Intl

Wed 7/23

9:30 pm-6:45 pm

1 stop14h 15m

$766

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 42 results
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Best time to book a flight from Czech Republic to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Czech Republic to Illinois (average of $245). Flying from Czech Republic to Illinois in March is currently the most expensive (average of $321). 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 CZ to IL?

Find hourly flight availability from Czech Republic 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 June 16, 2025.

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

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 June 16, 2025.
Get a feel of what it's like to fly with Delta, KLM and LOT from Czech Republic to Illinois by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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!
KLM
7.8
Good
1,361 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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!
LOT
7.6
Good
1,080 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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!
Austrian Airlines
7.6
Good
804 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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!
Finnair
7.6
Good
1,291 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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 Czech Republic 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 Czech Republic to Illinois one-way?

    The cheapest airline one-way is Air Serbia, with whom users have recently found tickets for as low as $467. However, be on the lookout for offers from Icelandair and Aer Lingus, as they are both options that can get you from Czech Republic to Illinois for a low price.

  • Can I find deals for flights from Czech Republic to Illinois that include hotel bookings?

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

  • How can I find direct flights from Czech Republic to Illinois?

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

  • Can I find deals for business class flights from Czech Republic to Illinois?

    Yes. Cheapflights offers flight deals from Czech Republic 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 Czech Republic to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Czech Republic to Illinois (average of $245). Flying from Czech Republic to Illinois in March is currently the most expensive (average of $321). 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

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Alternative routes for Czech Republic to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Czech Republic to Illinois

Discover the top 7 airlines that operate flights from Czech Republic 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 June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$544Average$777FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$567Average$702FlexibilityNo cancel feeOn-timeN/A
LOTCheapest$601Average$700FlexibilityNo cancel feeOn-time81%
IcelandairCheapest$605Average$649FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$610Average$778FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$693Average$814FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$760Average$874FlexibilityNo cancel feeOn-time69%

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