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$310+ Cheap flights from the Czech Republic 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — ORD
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$609
(Gotogate)

One-way from

$310
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$617
Provider with most accurate pricing for Václav Havel Prague-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Václav Havel Prague-Chicago (CHI) flights.
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From Czech Republic to Illinois
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One-way flight from Czech Republic to Illinois
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Highest demand for flights based on searches. 9% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This Gotogate deal was found by Cheapflights users on 4/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1310:25 amPRG - ORD
1 stop12h 45mScandinavian Airlines
Sun 10/197:15 pmORD - PRG
1 stop31h 30mScandinavian Airlines
Deal found 4/30$609
This Icelandair deal was found by Cheapflights users on 4/30. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/122:00 pmPRG - ORD
1 stop14h 15mIcelandair
Sun 10/197:25 pmORD - PRG
1 stop10h 40mIcelandair
Deal found 4/30$612
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/29:35 amPRG - ORD
1 stop17h 25mLOT
Thu 3/1910:55 pmORD - PRG
1 stop12h 20mLOT
Deal found 4/30$628
This Condor deal was found by Cheapflights users on 4/30. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/78:50 amPRG - ORD
2 stops16h 46mMultiple Airlines
Sat 5/1010:50 amORD - PRG
2 stops22h 00mMultiple Airlines
Deal found 4/30$664
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 5/166:00 amPRG - ORD
1 stop15h 10mDelta
Thu 5/291:45 pmORD - PRG
2 stops15h 00mDelta
Deal found 4/30$674
This KLM deal was found by Cheapflights users on 5/1. 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.
Sat 5/176:00 amPRG - ORD
1 stop15h 10mKLM
Mon 5/261:30 pmORD - PRG
1 stop12h 30mKLM
Deal found 5/1$676
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 5/166:00 amPRG - MDW
2 stops19h 45mDelta
Thu 5/291:08 pmMDW - PRG
2 stops15h 37mDelta
Deal found 4/30$680
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/97:10 amPRG - ORD
1 stop16h 50mBritish Airways
Sun 5/255:40 pmORD - PRG
1 stop12h 55mBritish Airways
Deal found 4/30$702
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/43:25 pmPRG - ORD
1 stop25h 15mTurkish Airlines
Sun 8/311:25 amORD - PRG
1 stop24h 00mTurkish Airlines
Deal found 4/30$735
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 5/177:20 amPRG - ORD
2 stops17h 22mAmerican Airlines
Mon 5/2610:15 pmORD - PRG
1 stop13h 40mAmerican Airlines
Deal found 5/1$752
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/242:30 pmPRG - ORD
2 stops27h 54mUnited Airlines
Tue 7/14:46 pmORD - PRG
2 stops14h 19mUnited Airlines
Deal found 4/30$764
This American Airlines deal was found by Cheapflights users on 5/1. 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 6/48:10 amPRG - STL
2 stops35h 41mAmerican Airlines
Mon 6/94:58 pmSTL - PRG
2 stops20h 22mAmerican Airlines
Deal found 5/1$776

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 May 1, 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

Sat 9/13

10:25 am-4:10 pm

1 stop12h 45m

Chicago O'Hare Intl

Sun 10/19

7:15 pm-9:45 am

1 stop31h 30m

$609

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 9/12

2:00 pm-9:15 pm

1 stop14h 15m

Chicago O'Hare Intl

Sun 10/19

7:25 pm-1:05 pm

1 stop10h 40m

$612

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 8/28

9:55 am-3:10 pm

1 stop12h 15m

Chicago O'Hare Intl

Tue 9/16

9:40 pm-7:00 pm

1 stop14h 20m

$631

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 5/16

6:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Thu 5/29

1:45 pm-11:45 am

2 stops15h 00m

$674

PragueChicago

PRG - MDW

PRGMDW

Václav Havel Prague

Fri 5/16

6:00 am-6:45 pm

2 stops19h 45m

Chicago Midway

Thu 5/29

1:08 pm-11:45 am

2 stops15h 37m

$680

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Tue 5/20

8:40 am-2:10 pm

1 stop12h 30m

Chicago O'Hare Intl

Thu 6/5

1:30 pm-9:00 am

1 stop12h 30m

$703

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Sat 5/17

6:40 am-6:42 am

2 stops31h 02m

Chicago O'Hare Intl

Thu 8/14

8:50 pm-9:20 pm

2 stops17h 30m

$721

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 5/16

9:00 pm-11:45 am

1 stop21h 45m

Chicago O'Hare Intl

Thu 5/29

10:25 pm-10:15 am

1 stop28h 50m

$737

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Tue 6/24

2:30 pm-11:24 am

2 stops27h 54m

Chicago O'Hare Intl

Tue 7/1

4:46 pm-2:05 pm

2 stops14h 19m

$764

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Wed 6/4

8:10 am-12:51 pm

2 stops35h 41m

Lambert-St Louis

Sun 6/8

2:23 pm-11:25 pm

2 stops26h 02m

$776

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 44 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 May 1, 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 May 1, 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
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LOT
7.6
Good
1,069 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
781 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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 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 TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $477. However, be on the lookout for offers from Air Serbia and Icelandair, 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$449Average$629FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$544Average$681FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$572Average$712FlexibilityNo cancel feeOn-timeN/A
LOTCheapest$601Average$708FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$610Average$778FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$693Average$787FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$731Average$854FlexibilityNo cancel feeOn-time69%

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