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$340+ 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — ORD
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
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 septiembre 16, 2025.

Round-trip from

$569
(Kiwi.com)

One-way from

$340
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$649
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. 0% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/2311:50 amPRG - ORD
1 stop14h 10mAer Lingus
sáb. 11/83:50 pmORD - PRG
1 stop12h 10mAer Lingus
Deal found 9/15$569
This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/242:00 pmPRG - ORD
1 stop14h 15mIcelandair
mar. 10/77:25 pmORD - PRG
1 stop10h 40mIcelandair
Deal found 9/14$606
This Gotogate deal was found by Cheapflights users on 9/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/73:00 pmPRG - ORD
1 stop32h 45mScandinavian Airlines
vie. 11/147:20 pmORD - PRG
1 stop31h 25mScandinavian Airlines
Deal found 9/14$621
This Icelandair deal was found by Cheapflights users on 9/14. 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.
mié. 9/242:00 pmPRG - ORD
1 stop14h 15mIcelandair
dom. 10/57:25 pmORD - PRG
1 stop10h 40mIcelandair
Deal found 9/14$632
This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/242:00 pmPRG - ORD
1 stop14h 15mIcelandair
mié. 10/810:15 pmORD - PRG
1 stop31h 50mIcelandair
Deal found 9/14$633
This Icelandair deal was found by Cheapflights users on 9/14. 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.
mié. 9/242:00 pmPRG - ORD
1 stop14h 15mIcelandair
vie. 10/1010:15 pmORD - PRG
1 stop31h 50mIcelandair
Deal found 9/14$634
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/2411:50 amPRG - ORD
1 stop33h 10mAer Lingus
lun. 10/63:45 pmORD - PRG
1 stop12h 25mAer Lingus
Deal found 9/14$635
This Gotogate deal was found by Cheapflights users on 9/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/18:50 pmPRG - ORD
1 stop26h 55mScandinavian Airlines
vie. 11/147:20 pmORD - PRG
1 stop31h 25mScandinavian Airlines
Deal found 9/15$636
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/203:00 pmPRG - ORD
1 stop32h 45mScandinavian Airlines
lun. 11/247:20 pmORD - PRG
1 stop12h 00mScandinavian Airlines
Deal found 9/15$640
This Gotogate deal was found by Cheapflights users on 9/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/88:50 pmPRG - ORD
1 stop26h 55mScandinavian Airlines
sáb. 11/157:20 pmORD - PRG
1 stop12h 00mScandinavian Airlines
Deal found 9/14$641
This Delta deal was found by Cheapflights users on 9/14. 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.
jue. 10/238:50 amPRG - MDW
2 stops16h 35mDelta
sáb. 11/811:10 amMDW - PRG
2 stops14h 15mDelta
Deal found 9/14$753
This flugladen.de deal was found by Cheapflights users on 9/15. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/238:50 amPRG - MDW
2 stops16h 35mKLM
sáb. 11/81:06 pmMDW - PRG
2 stops12h 19mKLM
Deal found 9/15$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 septiembre 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

jue. 10/23

11:50 am-7:00 pm

1 stop14h 10m

Chicago O'Hare Intl

sáb. 11/8

3:50 pm-11:00 am

1 stop12h 10m

$598

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

mié. 1/28

7:20 pm-4:45 pm

1 stop28h 25m

Chicago O'Hare Intl

mié. 2/11

7:20 pm-2:20 pm

1 stop12h 00m

$612

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

jue. 11/20

3:00 pm-4:45 pm

1 stop32h 45m

Chicago O'Hare Intl

lun. 11/24

7:20 pm-2:20 pm

1 stop12h 00m

$640

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

sáb. 11/1

6:00 am-5:24 pm

2 stops17h 24m

Chicago O'Hare Intl

vie. 11/14

1:25 pm-11:55 am

2 stops15h 30m

$673

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

sáb. 12/20

10:25 am-4:45 pm

1 stop13h 20m

Chicago O'Hare Intl

jue. 1/1

7:20 pm-2:20 pm

1 stop12h 00m

$704

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

jue. 10/23

10:25 am-9:19 pm

2 stops17h 54m

Chicago O'Hare Intl

sáb. 11/8

7:20 pm-2:20 pm

1 stop12h 00m

$715

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

lun. 11/3

7:00 pm-1:50 pm

1 stop25h 50m

Chicago O'Hare Intl

mar. 11/18

5:10 pm-12:55 pm

1 stop12h 45m

$729

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

lun. 11/3

10:25 am-4:45 pm

1 stop13h 20m

Chicago O'Hare Intl

mar. 11/18

7:00 am-9:45 am

2 stops19h 45m

$729

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

jue. 10/23

6:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

sáb. 11/8

1:25 pm-11:40 am

2 stops15h 15m

$741

PragueChicago

PRG - MDW

PRGMDW

Václav Havel Prague

jue. 10/23

8:50 am-6:25 pm

2 stops16h 35m

Chicago Midway

sáb. 11/8

1:06 pm-10:50 am

2 stops14h 44m

$753

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 39 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 septiembre 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.

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 septiembre 16, 2025.
See what other customers who have flown with LOT, Turkish Airlines, and Aer Lingus from the Czech Republic to Illinois have to say. 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.
LOT
7.6
Good
1,114 reviews

Entertainment

7.0

Crew

8.2

Boarding

7.6

Food

7.2

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
LOT
7.6
Good
1,114 reviews
LOT
7.6
Good
1,114 reviews

Entertainment

7.0

Crew

8.2

Boarding

7.6

Food

7.2

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
Turkish Airlines
7.3
Good
3,968 reviews
LOT
7.6
Good
1,114 reviews

Entertainment

7.0

Crew

8.2

Boarding

7.6

Food

7.2

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
Aer Lingus
7.2
Good
1,274 reviews
LOT
7.6
Good
1,114 reviews

Entertainment

7.0

Crew

8.2

Boarding

7.6

Food

7.2

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
Icelandair
7.0
Good
544 reviews
LOT
7.6
Good
1,114 reviews

Entertainment

7.0

Crew

8.2

Boarding

7.6

Food

7.2

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
Lufthansa
6.8
Okay
7,407 reviews
LOT
7.6
Good
1,114 reviews

Entertainment

7.0

Crew

8.2

Boarding

7.6

Food

7.2

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again

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.

  • How long is the flight from Czech Republic to Illinois?

    For as low as $598, Aer Lingus can have you in Illinois from Czech Republic in 14h 10m. The distance between Czech Republic and Illinois is about 4531 mi. This flight may include one or multiple stops.

  • 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 5 airlines flying from Czech Republic to Illinois

Discover the top 5 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$544Average$777FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$567Average$778FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$595Average$649FlexibilityNo cancel feeOn-time76%
LOTCheapest$601Average$699FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$693Average$814FlexibilityNo cancel feeOn-time76%

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