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Cheap flights from Illinois to the Czech Republic from $218

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 7/27. 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
8:20 pm - 2:20 pm
ORD
-
PRG
12h 00m
1 stop
Scandinavian Airlines Logo
7:20 pm - 5:45 pm
PRG
-
ORD
28h 25m
1 stop
$460Scandinavian Airlines
Wed, Mar 11 - Wed, Mar 18
Scandinavian Airlines Logo
7:15 pm - 8:15 pm
ORD
-
PRG
18h 00m
1 stop
Scandinavian Airlines Logo
8:55 pm - 4:10 pm
PRG
-
ORD
26h 15m
1 stop
$469Scandinavian Airlines
Mon, Mar 30 - Tue, Apr 14
Scandinavian Airlines Logo
7:15 pm - 8:15 pm
ORD
-
PRG
18h 00m
1 stop
Scandinavian Airlines Logo
6:35 pm - 4:10 pm
PRG
-
ORD
28h 35m
2 stops
$471Scandinavian Airlines
Mon, Mar 30 - Tue, Apr 14
Scandinavian Airlines Logo
7:15 pm - 2:40 pm
ORD
-
PRG
12h 25m
1 stop
Scandinavian Airlines Logo
8:55 pm - 4:10 pm
PRG
-
ORD
26h 15m
1 stop
$475Scandinavian Airlines
Mon, Mar 30 - Tue, Apr 14
Scandinavian Airlines Logo
7:15 pm - 5:55 pm
ORD
-
PRG
15h 40m
2 stops
Scandinavian Airlines Logo
6:35 pm - 4:10 pm
PRG
-
ORD
28h 35m
2 stops
$483Scandinavian Airlines
Mon, Mar 30 - Tue, Apr 14
Air Canada Logo
4:05 pm - 4:05 pm
STL
-
PRG
41h 00m
2 stops
Air Canada Logo
2:20 pm - 3:24 pm
PRG
-
STL
32h 04m
2 stops
$484Air Canada
Sun, Apr 5 - Tue, Apr 21
British Airways Logo
2:00 pm - 8:40 pm
STL
-
PRG
24h 40m
2 stops
British Airways Logo
6:30 pm - 11:44 pm
PRG
-
STL
35h 14m
2 stops
$496British Airways
Tue, Mar 10 - Tue, Mar 17
United Airlines Logo
12:15 pm - 5:55 pm
STL
-
PRG
22h 40m
2 stops
United Airlines Logo
6:00 am - 8:05 pm
PRG
-
STL
21h 05m
2 stops
$504United Airlines
Wed, Apr 29 - Fri, May 8
United Airlines Logo
10:00 am - 5:55 pm
STL
-
PRG
24h 55m
2 stops
United Airlines Logo
6:15 am - 3:24 pm
PRG
-
STL
40h 09m
2 stops
$511United Airlines
Sun, Apr 19 - Tue, Apr 28
Finnair Logo
5:21 pm - 6:45 pm
STL
-
PRG
18h 24m
2 stops
Finnair Logo
11:35 am - 10:19 pm
PRG
-
STL
17h 44m
2 stops
$512Finnair
Wed, Apr 29 - Fri, May 8

British Airways flights from Illinois to Czech Republic

Our best British Airways deals on Illinois to Czech Republic flight tickets
British Airways
Mar 10
STL2:00 pmLambert-St Louis
24h 40m
2 stops
PRG8:40 pmVáclav Havel Prague
Mar 17
PRG6:30 pmVáclav Havel Prague
35h 14m
2 stops
STL11:44 pmLambert-St Louis
$496
British Airways
Apr 20
STL5:21 pmLambert-St Louis
15h 44m
2 stops
PRG4:05 pmVáclav Havel Prague
Apr 28
PRG5:10 pmVáclav Havel Prague
33h 20m
1 stop
STL7:30 pmLambert-St Louis
$661
British Airways
Feb 16
ORD9:45 pmChicago O'Hare Intl
18h 05m
1 stop
PRG10:50 pmVáclav Havel Prague
Feb 25
PRG11:00 amVáclav Havel Prague
14h 45m
1 stop
ORD6:45 pmChicago O'Hare Intl
$682

TAP AIR PORTUGAL flights from Illinois to Czech Republic

Our best TAP AIR PORTUGAL deals on Illinois to Czech Republic flight tickets
TAP AIR PORTUGAL
Mar 4
ORD7:10 pmChicago O'Hare Intl
16h 15m
1 stop
PRG6:25 pmVáclav Havel Prague
Mar 10
PRG7:15 pmVáclav Havel Prague
26h 45m
1 stop
ORD4:00 pmChicago O'Hare Intl
$556
TAP AIR PORTUGAL
Feb 18
ORD7:10 pmChicago O'Hare Intl
20h 10m
2 stops
PRG10:20 pmVáclav Havel Prague
Mar 15
PRG6:15 amVáclav Havel Prague
31h 30m
3 stops
ORD7:45 amChicago O'Hare Intl
$1,722

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 February 11, 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

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Wed 3/11

8:20 pm-2:20 pm

1 stop12h 00m

Václav Havel Prague

Wed 3/18

7:20 pm-5:45 pm

1 stop28h 25m

$460

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 3/30

7:15 pm-8:15 pm

1 stop18h 00m

Václav Havel Prague

Tue 4/14

8:55 pm-4:10 pm

1 stop26h 15m

$469

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 3/30

7:15 pm-8:15 pm

1 stop18h 00m

Václav Havel Prague

Tue 4/14

6:35 pm-4:10 pm

2 stops28h 35m

$471

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 3/30

7:15 pm-2:40 pm

1 stop12h 25m

Václav Havel Prague

Tue 4/14

8:55 pm-4:10 pm

1 stop26h 15m

$475

ChicagoPrague

ORD - PRG

ORDPRG

Chicago O'Hare Intl

Mon 3/30

7:15 pm-5:55 pm

2 stops15h 40m

Václav Havel Prague

Tue 4/14

6:35 pm-4:10 pm

2 stops28h 35m

$483

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 4/5

4:05 pm-4:05 pm

2 stops41h 00m

Václav Havel Prague

Tue 4/21

2:20 pm-3:24 pm

2 stops32h 04m

$484

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Tue 3/10

2:00 pm-8:40 pm

2 stops24h 40m

Václav Havel Prague

Tue 3/17

6:30 pm-11:44 pm

2 stops35h 14m

$496

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/29

12:15 pm-5:55 pm

2 stops22h 40m

Václav Havel Prague

Fri 5/8

6:00 am-8:05 pm

2 stops21h 05m

$504

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 4/19

10:00 am-5:55 pm

2 stops24h 55m

Václav Havel Prague

Tue 4/28

6:15 am-3:24 pm

2 stops40h 09m

$511

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/29

5:21 pm-6:45 pm

2 stops18h 24m

Václav Havel Prague

Fri 5/8

11:35 am-10:19 pm

2 stops17h 44m

$512

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, January 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 $511. If you aren’t able to travel to Czech Republic during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $599.

How far in advance should I book a flight to 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 $742 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 $595 on momondo.

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

12h 05m

Direct flights

None
The fastest flight from Illinois to Czech Republic takes 12h 05m
There are no direct flights from Illinois to Czech Republic. There are no popular flight routes from Illinois to Czech Republic.
Search flight deals

  • 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 $422Free CancellationRating
7.3
1,679 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $453Free CancellationRating
7.1
611 reviews
Search Icelandair flights
LOTPriceFrom $514Free CancellationRating
7.5
1,179 reviews
Search LOT flights
LufthansaPriceFrom $519Free CancellationRating
6.8
7,777 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $530Free CancellationRating
7.3
4,213 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $574Free CancellationRating
6.7
7,728 reviews
Search British Airways flights
SWISSPriceFrom $579Free CancellationRating
7.6
1,869 reviews
Search SWISS flights
KLMPriceFrom $598Free CancellationRating
7.7
1,451 reviews
Search KLM flights
Aer LingusPriceFrom $605Free CancellationRating
7.2
1,447 reviews
Search Aer Lingus flights
Air CanadaPriceFrom $607Free CancellationRating
7.1
10,705 reviews
Search Air Canada 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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