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Prague

$221+ Cheap flights from Illinois to Prague (PRG)

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PRG
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Illinois to Prague

Cheapest flights from Illinois to Prague
Explore the most affordable flight options available from Illinois to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This oojo deal was found by Cheapflights users on 1/27. 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.
Fri 11/137:20 pm
ORD
-
PRG
1 stop31h 25m
Scandinavian Airlines
Sat 11/218:50 pm
PRG
-
ORD
1 stop26h 55m
Scandinavian Airlines
Deal found 1/27$445
This oojo deal was found by Cheapflights users on 1/28. 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 4/47:15 pm
ORD
-
PRG
1 stop31h 25m
Scandinavian Airlines
Thu 4/93:20 pm
PRG
-
ORD
1 stop31h 50m
Scandinavian Airlines
Deal found 1/28$446
This oojo deal was found by Cheapflights users on 1/28. 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.
Wed 3/47:20 pm
ORD
-
PRG
1 stop12h 00m
Scandinavian Airlines
Sun 3/88:50 pm
PRG
-
ORD
1 stop26h 55m
Scandinavian Airlines
Deal found 1/28$456
This oojo deal was found by Cheapflights users on 1/27. 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.
Fri 4/247:15 pm
ORD
-
PRG
2 stops31h 25m
Scandinavian Airlines
Sat 5/210:20 am
PRG
-
ORD
1 stop12h 50m
Scandinavian Airlines
Deal found 1/27$457
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Wed 2/257:20 pm
ORD
-
PRG
1 stop12h 00m
Scandinavian Airlines
Wed 3/47:20 pm
PRG
-
ORD
1 stop28h 25m
Scandinavian Airlines
Deal found 1/27$472
This oojo deal was found by Cheapflights users on 1/28. 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.
Wed 4/227:15 pm
ORD
-
PRG
1 stop18h 00m
Scandinavian Airlines
Tue 4/283:20 pm
PRG
-
ORD
1 stop31h 50m
Scandinavian Airlines
Deal found 1/28$476
This FlightHub deal was found by Cheapflights users on 1/27. 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 3/17:20 pm
ORD
-
PRG
1 stop12h 00m
Scandinavian Airlines
Wed 3/1110:25 am
PRG
-
ORD
1 stop13h 20m
Scandinavian Airlines
Deal found 1/27$482
This oojo deal was found by Cheapflights users on 1/27. 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.
Sun 2/227:10 pm
ORD
-
PRG
1 stop16h 30m
Scandinavian Airlines
Sun 3/18:50 pm
PRG
-
ORD
1 stop26h 55m
Scandinavian Airlines
Deal found 1/27$485
This oojo deal was found by Cheapflights users on 1/28. 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.
Sun 3/17:20 pm
ORD
-
PRG
1 stop12h 00m
Scandinavian Airlines
Sun 3/158:50 pm
PRG
-
ORD
1 stop26h 55m
Scandinavian Airlines
Deal found 1/28$486
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:15 pm
ORD
-
PRG
1 stop18h 00m
Scandinavian Airlines
Fri 9/188:55 pm
PRG
-
ORD
1 stop26h 15m
Scandinavian Airlines
Deal found 1/28$488
This Scandinavian Airlines deal was found by Cheapflights users on 1/28. 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 4/247:15 pm
ORD
-
PRG
2 stops31h 25m
Scandinavian Airlines
Thu 4/3010:40 am
PRG
-
ORD
2 stops36h 30m
Scandinavian Airlines
Deal found 1/28$491
This FlightHub deal was found by Cheapflights users on 1/28. 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 3/296:35 pm
STL
-
PRG
2 stops19h 45m
Lufthansa
Wed 4/86:10 am
PRG
-
STL
1 stop14h 15m
Lufthansa
Deal found 1/28$493

Find flight deals from Illinois to Prague

Keep the following information in mind while searching for Illinois to Prague flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$446
(oojo)

One-way from

$221
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$511
Provider with most accurate pricing for Chicago (CHI)-Václav Havel Prague flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Václav Havel Prague flights.
Search Deals
From Illinois to Václav Havel Prague
Search Deals
One-way flight from Illinois to Václav Havel Prague
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($199 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Prague 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 January 29, 2026.
Use the filters below to find and compare flights from Illinois to Prague that are best for you.

Fly from

Illinois

Fly to

Prague

Route

Depart

Return

Price

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/29

6:35 pm-9:20 pm

2 stops19h 45m

Václav Havel Prague

Fri 5/8

6:00 am-1:25 pm

1 stop14h 25m

$500

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Fri 2/27

6:45 pm-6:15 pm

2 stops16h 30m

Václav Havel Prague

Fri 3/13

7:35 am-2:55 pm

1 stop13h 20m

$507

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Fri 4/24

7:15 pm-9:40 am

1 stop31h 25m

Václav Havel Prague

Sun 4/26

9:30 pm-4:10 pm

1 stop25h 40m

$508

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 3/4

6:10 am-11:40 am

2 stops22h 30m

Václav Havel Prague

Wed 3/11

6:00 am-11:58 pm

2 stops23h 58m

$510

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/29

12:11 pm-6:45 pm

2 stops23h 34m

Václav Havel Prague

Fri 5/8

8:40 am-7:30 pm

2 stops17h 50m

$511

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/1

11:15 am-5:55 pm

2 stops23h 40m

Václav Havel Prague

Wed 4/8

2:35 pm-10:56 pm

2 stops15h 21m

$512

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 3/18

7:40 am-10:50 am

2 stops21h 10m

Václav Havel Prague

Wed 3/25

7:30 am-9:42 pm

2 stops20h 12m

$512

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 7/27

9:15 pm-5:00 pm

1 stop12h 45m

Václav Havel Prague

Tue 8/18

5:45 pm-3:55 pm

1 stop29h 10m

$538

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Tue 7/28

7:05 pm-4:25 pm

1 stop14h 20m

Václav Havel Prague

Tue 8/18

5:45 pm-3:55 pm

1 stop29h 10m

$538

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 4/19

3:30 pm-5:55 pm

1 stop19h 25m

Václav Havel Prague

Sun 4/26

6:10 am-1:25 pm

1 stop14h 15m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 54 results
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Best time to book a flight from Illinois to Prague

Have a flexible travel schedule? Discover the best time to fly to Prague 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 Prague

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

Currently, December is the cheapest month in which you can book a flight from Illinois to Prague (average of $430). Flying from Illinois to Prague in June is currently the most expensive (average of $878). 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.

How much does it cost to fly round-trip from Illinois to Prague?

Related info for your journey

Find useful and relevant information for your journey from Illinois to Prague. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Prague from Illinois?

    Located just 6.9 mi from the city center, Václav Havel Prague (PRG) is the airport most travelers will use when flying to Prague from Illinois.

  • How long is the flight from Illinois to Prague?

    Airlines like United Airlines, Lufthansa, and Scandinavian Airlines fly from Illinois to Prague in about 16h 30m. The time it takes to get you to your destination can typically vary by up to 14h 55m. The distance from Illinois to Prague is about 4783 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Prague one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $250. TAP AIR PORTUGAL flights start at $277 while deals on Scandinavian Airlines start at $279 one-way.

  • What are the most popular routes from Illinois to Prague?

    The most popular route from Illinois to Prague is Chicago O'Hare Intl - Václav Havel Prague. You may also consider Chicago Midway - Václav Havel Prague or Lambert-St Louis - Václav Havel Prague.

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

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

  • How can I find direct flights from Illinois to Prague?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Prague 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 Prague?

    Currently, December is the cheapest month in which you can book a flight from Illinois to Prague (average of $430). Flying from Illinois to Prague in June is currently the most expensive (average of $878). 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 Prague

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 Prague

Discover the top 10 airlines that operate flights from Illinois to Prague. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$422Average$491FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$453Average$601FlexibilityNo cancel feeOn-time76%
LOTCheapest$514Average$796FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$519Average$719FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$534Average$602FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$574Average$800FlexibilityNo cancel feeOn-time70%
SWISSCheapest$579Average$838FlexibilityNo cancel feeOn-time79%
Aer LingusCheapest$605Average$837FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$607Average$783FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$625Average$852FlexibilityNo cancel feeOn-time69%

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