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$269+ 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PRG
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
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 June 16, 2025.

Round-trip from

$618
(Gotogate)

One-way from

$269
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$990
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 ($188 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 June 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 June 16, 2025.

This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/86:33 amSTL - PRG
2 stops22h 37mAir Canada
Fri 8/226:00 amPRG - STL
2 stops21h 00mAir Canada
Deal found 6/14$618
This Scandinavian Airlines 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/67:15 pmORD - PRG
1 stop31h 30mScandinavian Airlines
Mon 9/228:45 pmPRG - ORD
1 stop26h 25mScandinavian Airlines
Deal found 6/14$634
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2111:25 amORD - PRG
1 stop14h 00mTurkish Airlines
Mon 9/17:20 pmPRG - ORD
1 stop21h 20mTurkish Airlines
Deal found 6/14$636
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/710:35 pmORD - PRG
1 stop17h 55mAmerican Airlines
Thu 8/2111:35 amPRG - ORD
1 stop13h 15mAmerican Airlines
Deal found 6/15$638
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/275:59 pmMDW - PRG
2 stops17h 06mDelta
Fri 11/76:30 amPRG - MDW
2 stops19h 06mDelta
Deal found 6/16$640
This Flighttix 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/84:00 pmSTL - PRG
1 stop13h 10mMultiple Airlines
Fri 8/226:00 amPRG - STL
2 stops16h 44mMultiple Airlines
Deal found 6/14$641
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/45:10 pmORD - PRG
1 stop19h 25mMultiple Airlines
Wed 8/202:30 pmPRG - ORD
2 stops14h 24mMultiple Airlines
Deal found 6/15$645
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.
Mon 8/43:45 pmORD - PRG
1 stop12h 25mAer Lingus
Wed 8/1311:50 amPRG - ORD
1 stop14h 10mAer Lingus
Deal found 6/15$648
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/811:15 amORD - PRG
2 stops17h 55mUnited Airlines
Fri 8/226:00 amPRG - ORD
2 stops21h 16mUnited Airlines
Deal found 6/16$650
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.
Mon 8/411:01 amORD - PRG
2 stops17h 44mDelta
Wed 8/206:00 amPRG - ORD
2 stops22h 35mDelta
Deal found 6/15$655
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2510:40 amORD - PRG
2 stops16h 00mAir Canada
Wed 11/57:20 amPRG - ORD
2 stops14h 25mAir Canada
Deal found 6/14$659
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/83:20 pmSTL - PRG
2 stops14h 35mUnited Airlines
Fri 8/226:00 amPRG - STL
2 stops21h 00mUnited Airlines
Deal found 6/14$661

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 June 16, 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

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Fri 8/8

6:33 am-12:10 pm

2 stops22h 37m

Václav Havel Prague

Fri 8/22

6:00 am-8:00 pm

2 stops21h 00m

$618

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Sat 9/6

7:15 pm-8:45 pm

1 stop18h 30m

Václav Havel Prague

Thu 9/18

10:25 am-4:10 pm

1 stop12h 45m

$634

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Thu 8/21

11:25 am-8:25 am

1 stop14h 00m

Václav Havel Prague

Mon 9/1

7:20 pm-9:40 am

1 stop21h 20m

$636

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Thu 8/7

10:35 pm-11:30 pm

1 stop17h 55m

Václav Havel Prague

Thu 8/21

11:35 am-5:50 pm

1 stop13h 15m

$638

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Fri 8/8

4:00 pm-12:10 pm

1 stop13h 10m

Václav Havel Prague

Fri 8/22

6:00 am-3:44 pm

2 stops16h 44m

$641

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 8/4

5:10 pm-7:35 pm

1 stop19h 25m

Václav Havel Prague

Wed 8/20

2:30 pm-9:54 pm

2 stops14h 24m

$645

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 8/4

3:45 pm-11:10 am

1 stop12h 25m

Václav Havel Prague

Wed 8/13

11:50 am-7:00 pm

1 stop14h 10m

$648

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Fri 8/8

11:15 am-12:10 pm

2 stops17h 55m

Václav Havel Prague

Fri 8/22

6:00 am-8:16 pm

2 stops21h 16m

$650

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 8/4

11:01 am-11:45 am

2 stops17h 44m

Václav Havel Prague

Wed 8/20

6:00 am-9:35 pm

2 stops22h 35m

$655

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Sat 10/25

10:40 am-9:40 am

2 stops16h 00m

Václav Havel Prague

Wed 11/5

7:20 am-2:45 pm

2 stops14h 25m

$659

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Showing 1-10 of 51 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 $1,132). 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 June 16, 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.

Rainfall in Czech Republic by month

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

In terms of precipitation, rainfall in Czech Republic ranges from 0.4 - 2.4 inches per month. June is typically the wettest month, when rainfall can reach 2.4 in. February is typically the driest time to visit Czech Republic when rainfall is around 0.4 in.

Temperature in Czech Republic by month

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

If weather is an important factor for your trip to Czech Republic, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 June 16, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Illinois to Czech Republic to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
1,466 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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!
SWISS
7.5
Good
1,628 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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 Icelandair. According to our data, you can fly for as low as $269. Users have also found prices from $278 and $318 on TAP AIR PORTUGAL and Turkish Airlines, 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 $1,132). 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 June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$395Average$547FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$444Average$511FlexibilityNo cancel feeOn-time77%
LOTCheapest$507Average$779FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$516Average$590FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$521Average$739FlexibilityNo cancel feeOn-time70%
SWISSCheapest$538Average$998FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$542Average$777FlexibilityNo cancel feeOn-time71%
DeltaCheapest$579Average$838FlexibilityNo cancel feeOn-timeN/A
Austrian AirlinesCheapest$582Average$736FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$586Average$843FlexibilityNo cancel feeOn-time69%

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