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$286+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PRG
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$584
(Delta)

One-way from

$286
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$990
From Illinois to Václav Havel Prague
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One-way flight from Illinois to Václav Havel Prague
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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 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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.
Sun 8/312:15 pmSTL - PRG
1 stop13h 45mDelta
Tue 8/1911:00 amPRG - STL
1 stop16h 57mDelta
Deal found 6/10$584
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 11/243:15 pmSTL - PRG
2 stops15h 40mUnited Airlines
Wed 12/37:20 amPRG - STL
1 stop13h 35mUnited Airlines
Deal found 6/9$612
This FlightHub deal was found by Cheapflights users on 6/9. 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.
Wed 11/263:50 pmSTL - PRG
1 stop12h 15mLufthansa
Wed 12/37:20 amPRG - STL
1 stop13h 35mLufthansa
Deal found 6/9$613
This Justfly.com deal was found by Cheapflights users on 6/9. 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 11/263:50 pmSTL - PRG
1 stop10h 55mMultiple Airlines
Tue 12/27:20 amPRG - STL
2 stops15h 06mMultiple Airlines
Deal found 6/9$620
This Icelandair deal was found by Cheapflights users on 6/9. 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 10/110:15 pmORD - PRG
1 stop31h 50mIcelandair
Wed 10/82:00 pmPRG - ORD
1 stop14h 15mIcelandair
Deal found 6/9$636
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 10/17:30 amORD - PRG
2 stops29h 45mScandinavian Airlines
Fri 10/178:55 pmPRG - ORD
1 stop26h 15mScandinavian Airlines
Deal found 6/11$638
This Delta deal was found by Cheapflights users on 6/11. 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.
Sun 10/261:00 pmMDW - PRG
2 stops22h 05mDelta
Thu 11/69:40 amPRG - MDW
2 stops19h 04mDelta
Deal found 6/11$639
This Air Canada deal was found by Cheapflights users on 6/9. 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.
Mon 11/244:15 pmSTL - PRG
2 stops33h 30mAir Canada
Mon 12/111:50 amPRG - STL
2 stops34h 36mAir Canada
Deal found 6/9$640
This Turkish Airlines deal was found by Cheapflights users on 6/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/111:45 pmORD - PRG
1 stop25h 40mTurkish Airlines
Sun 10/57:50 pmPRG - ORD
1 stop33h 10mTurkish Airlines
Deal found 6/9$643
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 7/1410:30 pmORD - PRG
1 stop17h 30mAmerican Airlines
Tue 8/1911:35 amPRG - ORD
1 stop13h 15mAmerican Airlines
Deal found 6/11$648
This Scandinavian Airlines deal was found by Cheapflights users on 6/9. 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.
Thu 11/271:30 pmSTL - PRG
2 stops37h 15mScandinavian Airlines
Fri 12/510:25 amPRG - STL
2 stops20h 14mScandinavian Airlines
Deal found 6/9$648
This FlightHub deal was found by Cheapflights users on 6/10. 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 7/273:45 pmORD - PRG
1 stop12h 25mAer Lingus
Thu 8/1411:50 amPRG - ORD
1 stop14h 10mAer Lingus
Deal found 6/10$649

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 June 12, 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

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 8/3

6:48 pm-9:00 am

1 stop31h 12m

Václav Havel Prague

Tue 8/19

11:00 am-9:32 am

2 stops29h 32m

$584

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Mon 11/24

3:15 pm-1:55 pm

2 stops15h 40m

Václav Havel Prague

Wed 12/3

7:20 am-1:55 pm

1 stop13h 35m

$612

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 11/26

3:50 pm-11:05 am

1 stop12h 15m

Václav Havel Prague

Wed 12/3

7:20 am-1:55 pm

1 stop13h 35m

$613

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 11/26

3:50 pm-9:45 am

1 stop10h 55m

Václav Havel Prague

Tue 12/2

7:20 am-3:26 pm

2 stops15h 06m

$620

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 10/1

10:15 pm-1:05 pm

1 stop31h 50m

Václav Havel Prague

Wed 10/8

2:00 pm-9:15 pm

1 stop14h 15m

$636

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 10/1

7:30 am-8:15 pm

2 stops29h 45m

Václav Havel Prague

Fri 10/17

8:55 pm-4:10 pm

1 stop26h 15m

$638

ChicagoPrague

MDW - PRG

MDWPRG

Chicago Midway

Sun 10/26

1:00 pm-5:05 pm

2 stops22h 05m

Václav Havel Prague

Thu 11/6

9:40 am-9:44 pm

2 stops19h 04m

$639

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Mon 11/24

4:15 pm-8:45 am

2 stops33h 30m

Václav Havel Prague

Mon 12/1

11:50 am-3:26 pm

2 stops34h 36m

$640

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 10/1

11:45 pm-8:25 am

1 stop25h 40m

Václav Havel Prague

Sun 10/5

7:50 pm-10:00 pm

1 stop33h 10m

$643

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 7/14

10:30 pm-11:00 pm

1 stop17h 30m

Václav Havel Prague

Tue 8/19

11:35 am-5:50 pm

1 stop13h 15m

$648

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 47 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, November is the cheapest month in which you can book a flight from Illinois to Prague (average of $651). Flying from Illinois to Prague 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 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 June 12, 2025.

When flying from Illinois to Prague, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Prague by month

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

In terms of precipitation, rainfall in Prague 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 Prague when rainfall is around 0.4 in.

Temperature in Prague by month

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

If weather is an important factor for your trip to Prague, 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 Prague

Get insights into the airlines that provide service to Prague. 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 Prague. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and LOT from Illinois to Prague 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
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

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
1,077 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

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
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

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!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

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 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.

  • 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 $286. Turkish Airlines flights start at $318 while deals on Scandinavian Airlines start at $389 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, November is the cheapest month in which you can book a flight from Illinois to Prague (average of $651). Flying from Illinois to Prague 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 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$395Average$545FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$444Average$506FlexibilityNo cancel feeOn-time77%
LOTCheapest$507Average$775FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$516Average$590FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$537Average$743FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$542Average$778FlexibilityNo cancel feeOn-time71%
SWISSCheapest$551Average$959FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$581Average$839FlexibilityNo cancel feeOn-time69%
Austrian AirlinesCheapest$582Average$736FlexibilityNo cancel feeOn-time78%
DeltaCheapest$590Average$877FlexibilityNo cancel feeOn-timeN/A

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