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$259+ 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PRG
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find 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 November 3, 2025.

This American Airlines deal was found by Cheapflights users on 11/1. 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 11/53:08 pmORD - PRG
2 stops15h 07mAmerican Airlines
Wed 11/1911:00 amPRG - ORD
1 stop13h 00mAmerican Airlines
Deal found 11/1$498
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:35 pmORD - PRG
1 stop12h 30mLufthansa
Tue 12/161:45 pmPRG - ORD
1 stop11h 40mLufthansa
Deal found 11/2$499
This Booking.com deal was found by Cheapflights users on 11/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:05 amORD - PRG
2 stops18h 40mAir Canada
Thu 12/1110:00 amPRG - ORD
2 stops16h 30mAir Canada
Deal found 11/1$503
This FlightHub deal was found by Cheapflights users on 11/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:05 amORD - PRG
2 stops18h 40mMultiple Airlines
Mon 12/84:45 pmPRG - ORD
1 stop32h 40mMultiple Airlines
Deal found 11/2$505
This FlightHub deal was found by Cheapflights users on 11/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3011:50 amORD - PRG
1 stop23h 40mTurkish Airlines
Sun 12/149:35 amPRG - ORD
1 stop31h 30mTurkish Airlines
Deal found 11/2$506
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/185:20 pmORD - PRG
1 stop16h 45mDelta
Thu 11/2711:35 amPRG - ORD
2 stops29h 26mDelta
Deal found 11/2$507
This Delta deal was found by Cheapflights users on 11/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:15 pmMDW - PRG
2 stops15h 25mDelta
Wed 11/196:00 amPRG - MDW
2 stops17h 39mDelta
Deal found 11/1$507
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/81:23 pmORD - PRG
2 stops14h 27mDelta
Wed 12/246:00 amPRG - ORD
2 stops18h 22mDelta
Deal found 11/2$512
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:49 amMDW - PRG
2 stops14h 36mDelta
Wed 12/246:00 amPRG - MDW
2 stops18h 26mDelta
Deal found 11/2$512
This Delta deal was found by Cheapflights users on 11/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:30 amORD - PRG
2 stops14h 55mDelta
Wed 11/196:00 amPRG - ORD
2 stops18h 53mDelta
Deal found 11/1$513
This Delta deal was found by Cheapflights users on 11/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/51:08 pmMDW - PRG
2 stops12h 17mDelta
Wed 11/196:00 amPRG - MDW
2 stops19h 08mDelta
Deal found 11/1$513
This CrystalTravel deal was found by Cheapflights users on 11/2. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/29:50 pmORD - PRG
1 stop11h 15mLufthansa
Sun 12/712:10 pmPRG - ORD
1 stop14h 55mLufthansa
Deal found 11/2$514

Cheap flight deals from Illinois to Prague

Keep the following information in mind while searching for Illinois to Prague flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$498
(FlightHub)

One-way from

$259
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$612
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. 21% potential increase in price ($191 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 3, 2025.
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

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 12/10

1:23 pm-1:45 pm

2 stops17h 22m

Václav Havel Prague

Tue 12/16

6:00 am-5:46 pm

2 stops18h 46m

$512

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 12/8

10:36 am-10:50 am

2 stops17h 14m

Václav Havel Prague

Wed 12/24

6:00 am-5:22 pm

2 stops18h 22m

$512

ChicagoPrague

MDW - PRG

MDWPRG

Chicago Midway

Mon 12/8

10:49 am-8:25 am

2 stops14h 36m

Václav Havel Prague

Wed 12/24

6:00 am-5:26 pm

2 stops18h 26m

$512

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Sun 3/1

7:20 pm-2:20 pm

1 stop12h 00m

Václav Havel Prague

Wed 3/11

10:25 am-9:35 pm

2 stops17h 10m

$514

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 12/8

10:35 am-6:40 pm

2 stops25h 05m

Václav Havel Prague

Wed 12/24

10:25 am-4:45 pm

1 stop13h 20m

$527

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 12/15

7:00 am-2:20 pm

2 stops24h 20m

Václav Havel Prague

Wed 2/11

10:25 am-4:45 pm

1 stop13h 20m

$533

ChicagoPrague

MDW - PRG

MDWPRG

Chicago Midway

Mon 12/8

10:49 am-8:25 am

2 stops14h 36m

Václav Havel Prague

Wed 12/24

6:30 am-10:22 pm

2 stops22h 52m

$540

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 12/15

7:00 am-9:45 am

2 stops19h 45m

Václav Havel Prague

Thu 2/12

10:25 am-4:45 pm

1 stop13h 20m

$543

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 4/8

7:50 pm-6:25 pm

1 stop15h 35m

Václav Havel Prague

Tue 5/12

7:20 pm-6:15 pm

1 stop29h 55m

$555

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 12/10

10:35 pm-10:25 pm

2 stops16h 50m

Václav Havel Prague

Mon 12/15

1:45 pm-1:10 pm

2 stops30h 25m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 52 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, February is the cheapest month in which you can book a flight from Illinois to Prague (average of $431). Flying from Illinois to Prague in June is currently the most expensive (average of $875). 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 PRG?

Find hourly flight availability from Illinois to Prague. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

One of the essential ways to save on airfare from Illinois to Prague is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 23% on airfare.

What is the cheapest day to fly from Illinois to Prague?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Prague. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Prague flight should consider departing on Sunday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 Delta, Scandinavian Airlines, and Lufthansa fly from Illinois to Prague in about 12h. The time it takes to get you to your destination can typically vary by up to 5h 22m. The distance from Illinois to Prague is about 4531 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 Scandinavian Airlines, which is currently one of the cheapest options available, starting at $308. Delta flights start at $472 while deals on American Airlines start at $489 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, February is the cheapest month in which you can book a flight from Illinois to Prague (average of $431). Flying from Illinois to Prague in June is currently the most expensive (average of $875). 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$420Average$489FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$453Average$630FlexibilityNo cancel feeOn-time76%
LOTCheapest$468Average$703FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$518Average$592FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$558Average$735FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$574Average$816FlexibilityNo cancel feeOn-time70%
SWISSCheapest$579Average$838FlexibilityNo cancel feeOn-time79%
DeltaCheapest$590Average$860FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$593Average$884FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$605Average$838FlexibilityNo cancel feeOn-timeN/A

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