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$227+ Cheap flights from Illinois to the Czech Republic

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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PRG
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheap flight deals from Illinois to Czech Republic

Keep the following information in mind while searching for Illinois to Czech Republic flight deals. Data was last updated August 2, 2025.

Round-trip from

$581
(oojo)

One-way from

$227
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$713
From Illinois to Czech Republic
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One-way flight from Illinois to Czech Republic
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Highest demand for flights based on searches. 20% potential increase in price ($185 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Illinois to Czech Republic

Cheapest flights from Illinois to Czech Republic
Explore the most affordable flight options available from Illinois to Czech Republic. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

This oojo deal was found by Cheapflights users on 7/31. 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.
Sat 9/611:45 pmORD - PRG
1 stop25h 40mTurkish Airlines
Sat 9/207:20 pmPRG - ORD
1 stop21h 20mTurkish Airlines
Deal found 7/31$581
This Scandinavian Airlines deal was found by Cheapflights users on 8/1. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3110:25 amORD - PRG
2 stops17h 20mScandinavian Airlines
Sat 11/810:25 amPRG - ORD
1 stop13h 20mScandinavian Airlines
Deal found 8/1$587
This Icelandair deal was found by Cheapflights users on 7/31. 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.
Wed 10/810:15 pmORD - PRG
1 stop31h 50mIcelandair
Sun 10/122:00 pmPRG - ORD
1 stop14h 15mIcelandair
Deal found 7/31$588
This Booking.com deal was found by Cheapflights users on 8/2. 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 12/306:50 pmORD - PRG
1 stop17h 10mMultiple Airlines
Tue 1/137:20 amPRG - ORD
2 stops14h 35mMultiple Airlines
Deal found 8/2$608
This Booking.com deal was found by Cheapflights users on 8/2. 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 12/303:55 pmORD - PRG
2 stops33h 50mAir Canada
Tue 1/137:20 amPRG - ORD
2 stops14h 35mAir Canada
Deal found 8/2$615
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Fri 9/121:26 pmSTL - PRG
2 stops37h 19mScandinavian Airlines
Mon 9/158:45 pmPRG - STL
2 stops32h 15mScandinavian Airlines
Deal found 7/31$615
This Ovago deal was found by Cheapflights users on 7/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/264:34 pmSTL - PRG
2 stops19h 36mBritish Airways
Thu 11/66:35 pmPRG - STL
2 stops33h 20mBritish Airways
Deal found 7/31$618
This LOT deal was found by Cheapflights users on 8/1. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/69:40 pmORD - PRG
1 stop14h 20mLOT
Sun 10/269:35 amPRG - ORD
1 stop17h 25mLOT
Deal found 8/1$621
This Iberia deal was found by Cheapflights users on 7/31. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:50 amORD - PRG
2 stops20h 00mIberia
Wed 11/59:10 pmPRG - ORD
2 stops32h 42mIberia
Deal found 7/31$642
This Booking.com deal was found by Cheapflights users on 7/31. 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.
Sun 9/73:45 pmORD - PRG
1 stop12h 25mAer Lingus
Thu 9/1111:50 amPRG - ORD
1 stop14h 10mAer Lingus
Deal found 7/31$643
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 10/264:50 pmSTL - PRG
1 stop15h 25mUnited Airlines
Thu 11/67:40 amPRG - STL
2 stops38h 49mUnited Airlines
Deal found 7/31$677
This Justfly.com deal was found by Cheapflights users on 7/31. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/153:30 pmSTL - PRG
1 stop11h 10mMultiple Airlines
Wed 10/226:00 amPRG - STL
2 stops16h 18mMultiple Airlines
Deal found 7/31$678

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Czech Republic 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 August 2, 2025.
Use the filters below to find and compare flights from Illinois to the Czech Republic that are best for you.

Fly from

Illinois

Fly to

Czech Republic

Route

Depart

Return

Price

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Sat 9/6

11:45 pm-8:25 am

1 stop25h 40m

Václav Havel Prague

Sat 9/20

7:20 pm-9:40 am

1 stop21h 20m

$581

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Fri 10/31

10:25 am-9:45 am

2 stops17h 20m

Václav Havel Prague

Sat 11/8

10:25 am-4:45 pm

1 stop13h 20m

$587

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 10/8

10:15 pm-1:05 pm

1 stop31h 50m

Václav Havel Prague

Sun 10/12

2:00 pm-9:15 pm

1 stop14h 15m

$588

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Tue 12/30

6:50 pm-7:00 pm

1 stop17h 10m

Václav Havel Prague

Tue 1/13

7:20 am-2:55 pm

2 stops14h 35m

$608

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Tue 12/30

3:55 pm-8:45 am

2 stops33h 50m

Václav Havel Prague

Tue 1/13

7:20 am-2:55 pm

2 stops14h 35m

$615

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Fri 9/12

1:26 pm-9:45 am

2 stops37h 19m

Václav Havel Prague

Mon 9/15

8:45 pm-10:00 pm

2 stops32h 15m

$615

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 10/26

4:34 pm-6:10 pm

2 stops19h 36m

Václav Havel Prague

Thu 11/6

6:35 pm-8:55 pm

2 stops33h 20m

$618

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 10/6

9:40 pm-7:00 pm

1 stop14h 20m

Václav Havel Prague

Sun 10/26

9:35 am-9:00 pm

1 stop17h 25m

$621

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Fri 1/2

9:50 pm-4:05 pm

1 stop11h 15m

Václav Havel Prague

Fri 1/16

7:40 am-1:10 pm

1 stop12h 30m

$641

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Tue 10/21

11:50 am-2:50 pm

2 stops20h 00m

Václav Havel Prague

Wed 11/5

9:10 pm-10:52 pm

2 stops32h 42m

$642

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 27 results
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Best time to book a flight from Illinois to Czech Republic

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Czech Republic (average of $651). Flying from Illinois to Czech Republic in June is currently the most expensive (average of $1,118). 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 IL to CZ?

Find hourly flight availability from Illinois to Czech Republic. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2025.

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

Reviews of airlines servicing Czech Republic

Get insights into the airlines that provide service to Czech Republic. 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 Czech Republic. Reviews last updated August 2, 2025.
Read reviews from past customers who have flown Delta, LOT, and Air France from Illinois to the Czech Republic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,983 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
1,106 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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!
United Airlines
7.4
Good
8,904 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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!
Turkish Airlines
7.3
Good
3,935 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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 Illinois to Czech Republic. 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 Illinois to Czech Republic one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $262. Users have also found prices from $471 and $476 on American Airlines and Lufthansa, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Illinois to Czech Republic (average of $651). Flying from Illinois to Czech Republic in June is currently the most expensive (average of $1,118). 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 Illinois to Czech Republic

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to Czech Republic

Discover the top 10 airlines that operate flights from Illinois to Czech Republic. 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$395Average$613FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$409Average$530FlexibilityNo cancel feeOn-time77%
LOTCheapest$507Average$779FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$516Average$590FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$530Average$826FlexibilityNo cancel feeOn-time71%
SWISSCheapest$536Average$712FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$537Average$728FlexibilityNo cancel feeOn-time70%
Austrian AirlinesCheapest$583Average$757FlexibilityNo cancel feeOn-time78%
DeltaCheapest$590Average$844FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$593Average$832FlexibilityNo cancel feeOn-time69%

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