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Cheap flights from Illinois to the Czech Republic from $296

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to the Czech Republic departing on 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to the Czech Republic

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
1:30 pm - 2:20 pm
STL
-
PRG
17h 50m
2 stops
Scandinavian Airlines Logo
10:25 am - 11:39 pm
PRG
-
STL
20h 14m
2 stops
$713Scandinavian Airlines
Mon, Nov 2 - Wed, Nov 11
Air Serbia Logo
4:40 pm - 8:05 pm
ORD
-
PRG
20h 25m
1 stop
Air Serbia Logo
8:35 pm - 2:30 pm
PRG
-
ORD
24h 55m
1 stop
$720Air Serbia
Wed, Aug 19 - Sun, Aug 30
Scandinavian Airlines Logo
7:15 pm - 9:40 am
ORD
-
PRG
31h 25m
1 stop
Scandinavian Airlines Logo
9:30 pm - 4:10 pm
PRG
-
ORD
25h 40m
1 stop
$721Scandinavian Airlines
Sun, Sep 20 - Sun, Sep 27
Scandinavian Airlines Logo
7:00 am - 9:40 am
ORD
-
PRG
19h 40m
2 stops
Scandinavian Airlines Logo
3:20 pm - 10:04 pm
PRG
-
ORD
37h 44m
2 stops
$728Scandinavian Airlines
Thu, Sep 10 - Mon, Oct 5
Multiple Airlines Logo
7:05 pm - 6:45 pm
ORD
-
PRG
16h 40m
1 stop
Multiple Airlines Logo
9:40 am - 6:15 pm
PRG
-
ORD
15h 35m
2 stops
$733Multiple Airlines
Wed, Sep 2 - Thu, Oct 1
Finnair Logo
9:30 pm - 6:45 pm
ORD
-
PRG
14h 15m
1 stop
Finnair Logo
8:40 am - 5:50 pm
PRG
-
ORD
16h 10m
1 stop
$735Finnair
Sun, Aug 2 - Wed, Aug 26
Multiple Airlines Logo
4:15 pm - 2:20 pm
STL
-
PRG
15h 05m
2 stops
Multiple Airlines Logo
7:35 am - 1:55 pm
PRG
-
STL
13h 20m
1 stop
$801Multiple Airlines
Mon, Nov 2 - Wed, Nov 11
Lufthansa Logo
1:13 pm - 8:55 am
STL
-
PRG
12h 42m
2 stops
Lufthansa Logo
4:40 pm - 3:38 pm
PRG
-
STL
29h 58m
2 stops
$813Lufthansa
Mon, Aug 10 - Tue, Aug 18
Delta Logo
1:27 pm - 10:50 am
MDW
-
PRG
14h 23m
2 stops
Delta Logo
6:00 am - 6:01 pm
PRG
-
MDW
19h 01m
2 stops
$827Delta
Wed, Aug 5 - Tue, Aug 25
Delta Logo
1:52 pm - 10:50 am
MDW
-
PRG
13h 58m
2 stops
Delta Logo
6:30 am - 6:01 pm
PRG
-
MDW
18h 31m
2 stops
$834Delta
Wed, Aug 19 - Wed, Aug 26

Finnair flights from Illinois to Czech Republic

Our best Finnair deals on Illinois to Czech Republic flight tickets
Finnair
Aug 2
ORD9:30 pmChicago O'Hare Intl
14h 15m
1 stop
PRG6:45 pmVáclav Havel Prague
Aug 26
PRG8:40 amVáclav Havel Prague
16h 10m
1 stop
ORD5:50 pmChicago O'Hare Intl
$735
Finnair
Aug 11
ORD5:30 pmChicago O'Hare Intl
18h 15m
2 stops
PRG6:45 pmVáclav Havel Prague
Aug 25
PRG10:15 amVáclav Havel Prague
16h 31m
1 stop
ORD7:46 pmChicago O'Hare Intl
$762

Air Serbia flights from Illinois to Czech Republic

Our best Air Serbia deals on Illinois to Czech Republic flight tickets
Air Serbia
Aug 19
ORD4:40 pmChicago O'Hare Intl
20h 25m
1 stop
PRG8:05 pmVáclav Havel Prague
Aug 30
PRG8:35 pmVáclav Havel Prague
24h 55m
1 stop
ORD2:30 pmChicago O'Hare Intl
$720
Air Serbia
Aug 8
ORD11:20 pmChicago O'Hare Intl
26h 20m
1 stop
PRG8:40 amVáclav Havel Prague
Aug 30
PRG8:35 pmVáclav Havel Prague
24h 55m
1 stop
ORD2:30 pmChicago O'Hare Intl
$770
Air Serbia
Aug 29
ORD11:20 pmChicago O'Hare Intl
26h 20m
1 stop
PRG8:40 amVáclav Havel Prague
Sep 19
PRG9:10 amVáclav Havel Prague
19h 05m
1 stop
ORD9:15 pmChicago O'Hare Intl
$778

momondo 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, momondo users made 832,500 searches. Data last updated May 13, 2026.
Use the filters below to find and compare flights from Illinois to the Czech Republic that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Mon 11/2

1:30 pm-2:20 pm

2 stops17h 50m

Václav Havel Prague

Wed 11/11

10:25 am-11:39 pm

2 stops20h 14m

$713

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 8/19

4:40 pm-8:05 pm

1 stop20h 25m

Václav Havel Prague

Sun 8/30

8:35 pm-2:30 pm

1 stop24h 55m

$720

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Sun 9/20

7:15 pm-9:40 am

1 stop31h 25m

Václav Havel Prague

Sun 9/27

9:30 pm-4:10 pm

1 stop25h 40m

$721

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Thu 9/10

7:00 am-9:40 am

2 stops19h 40m

Václav Havel Prague

Mon 10/5

3:20 pm-10:04 pm

2 stops37h 44m

$728

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 9/2

7:05 pm-6:45 pm

1 stop16h 40m

Václav Havel Prague

Thu 10/1

9:40 am-6:15 pm

2 stops15h 35m

$733

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Sun 8/2

9:30 pm-6:45 pm

1 stop14h 15m

Václav Havel Prague

Wed 8/26

8:40 am-5:50 pm

1 stop16h 10m

$735
Quickest round-trip

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Mon 11/2

4:15 pm-2:20 pm

2 stops15h 05m

Václav Havel Prague

Wed 11/11

7:35 am-1:55 pm

1 stop13h 20m

$801

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Mon 8/10

1:13 pm-8:55 am

2 stops12h 42m

Václav Havel Prague

Tue 8/18

4:40 pm-3:38 pm

2 stops29h 58m

$813

ChicagoPrague

MDW - PRG

MDWPRG

Chicago Midway

Wed 8/5

1:27 pm-10:50 am

2 stops14h 23m

Václav Havel Prague

Tue 8/25

6:00 am-6:01 pm

2 stops19h 01m

$827

ChicagoPrague

MDW - PRG

MDWPRG

Chicago Midway

Wed 8/19

1:52 pm-10:50 am

2 stops13h 58m

Václav Havel Prague

Wed 8/26

6:30 am-6:01 pm

2 stops18h 31m

$834

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the Czech Republic from

How to get the cheapest flight ticket from Illinois to Czech Republic

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Czech Republic?

In general, November is the cheapest month to fly from Illinois to Czech Republic. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $372. If you aren’t able to travel to Czech Republic during the month of November, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $373.

How far in advance should I book a flight from Illinois to the Czech Republic?

You are more likely to see cheaper flights to Czech Republic from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Czech Republic for around $743 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Czech Republic from Illinois for as low as $470 on momondo.

Can stopping save me money on Illinois to Czech Republic flights?

You could potentially save up to 27% on your flight if you consider stops on a Illinois to Czech Republic flight.

Cheap Illinois to Czech Republic flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Czech Republic

Fastest flight time

10h 40m

Direct flights

None
The fastest flight from Illinois to Czech Republic takes 10h 40m
There are no direct flights from Illinois to Czech Republic. There are no popular flight routes from Illinois to Czech Republic.
Search flight deals

Frequently asked questions about flying from Illinois to the Czech Republic

  • When did momondo last update prices for flights from Illinois to Czech Republic?

    Prices for flights from Illinois to Czech Republic are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Czech Republic?

  • How old do you have to be to fly from Illinois to Czech Republic?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Czech Republic.

  • What documentation or ID do you need to fly to Czech Republic?

    The travel and health documents you'll need for your trip to Czech Republic may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Czech Republic. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Czech Republic

Compare and see reviews for airlines that fly from Illinois to Czech Republic with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $425Free CancellationRating
7.4
1,777 reviews
Search Scandinavian Airlines flights
LOTPriceFrom $504Free CancellationRating
7.5
1,190 reviews
Search LOT flights
LufthansaPriceFrom $518Free CancellationRating
6.8
8,000 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $530Free CancellationRating
7.4
4,366 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $542Free CancellationRating
6.7
7,979 reviews
Search British Airways flights
IcelandairPriceFrom $573Free CancellationRating
7.0
654 reviews
Search Icelandair flights
SWISSPriceFrom $579Free CancellationRating
7.5
1,945 reviews
Search SWISS flights
Aer LingusPriceFrom $589Free CancellationRating
7.3
1,561 reviews
Search Aer Lingus flights
KLMPriceFrom $598Free CancellationRating
7.8
1,517 reviews
Search KLM flights
American AirlinesPriceFrom $615Free CancellationRating
7.1
11,666 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Czech Republic?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Czech Republic. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Illinois to Czech Republic with flexible booking policies on momondo?

All flight searches from Illinois to Czech Republic on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Illinois to Czech Republic?

momondo helps you find the best flight between Illinois and Czech Republic by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Illinois to Czech Republic right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Czech Republic, momondo offers a useful price alert feature which will track prices for flights to Czech Republic from Illinois and alert you when they change.

An easier way to manage your Czech Republic trip

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