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Cheap flights from the Czech Republic to Illinois from $391

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the Czech Republic to Illinois departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from the Czech Republic to Illinois

Recent round-trip flight deals from the Czech Republic to Illinois

TAP AIR PORTUGAL Logo
1:40 pm - 12:35 pmPRG-ORD
29h 55m1 stop
TAP AIR PORTUGAL Logo
6:15 pm - 7:25 pmORD-PRG
18h 10m1 stop
$576TAP AIR PORTUGAL
Find Deal
Wed, Oct 15 - Sat, Oct 25
Scandinavian Airlines Logo
10:25 am - 4:45 pmPRG-ORD
13h 20m1 stop
Scandinavian Airlines Logo
7:20 pm - 6:40 pmORD-PRG
16h 20m1 stop
$579Scandinavian Airlines
Find Deal
Thu, Nov 27 - Sun, Dec 7
Aer Lingus Logo
11:50 am - 7:00 pmPRG-ORD
14h 10m1 stop
Aer Lingus Logo
3:45 pm - 11:10 amORD-PRG
12h 25m1 stop
$580Aer Lingus
Find Deal
Thu, Oct 2 - Sat, Oct 18
Scandinavian Airlines Logo
7:20 pm - 4:45 pmPRG-ORD
28h 25m1 stop
Scandinavian Airlines Logo
7:20 pm - 2:20 pmORD-PRG
12h 00m1 stop
$582Scandinavian Airlines
Find Deal
Tue, Dec 2 - Mon, Dec 15
Icelandair Logo
2:00 pm - 9:15 pmPRG-ORD
14h 15m1 stop
Icelandair Logo
10:15 pm - 1:05 pmORD-PRG
31h 50m1 stop
$593Icelandair
Find Deal
Wed, Oct 1 - Wed, Oct 8
Icelandair Logo
2:00 pm - 9:15 pmPRG-ORD
14h 15m1 stop
Icelandair Logo
10:15 pm - 1:05 pmORD-PRG
31h 50m1 stop
$601Icelandair
Find Deal
Wed, Sep 10 - Fri, Sep 19
Aer Lingus Logo
11:50 am - 7:00 pmPRG-ORD
14h 10m1 stop
Aer Lingus Logo
3:45 pm - 11:10 amORD-PRG
12h 25m1 stop
$609Aer Lingus
Find Deal
Thu, Sep 18 - Wed, Oct 1
LOT Logo
6:05 pm - 9:00 pmPRG-ORD
33h 55m1 stop
LOT Logo
10:55 pm - 8:50 amORD-PRG
27h 55m1 stop
$702LOT
Find Deal
Sat, Oct 25 - Sat, Nov 1
LOT Logo
7:40 pm - 3:10 pmPRG-ORD
26h 30m1 stop
LOT Logo
9:40 pm - 5:20 pmORD-PRG
12h 40m1 stop
$736LOT
Find Deal
Mon, Sep 8 - Wed, Sep 17
British Airways Logo
9:35 pm - 11:50 amPRG-ORD
21h 15m1 stop
British Airways Logo
10:35 pm - 8:45 pmORD-PRG
15h 10m1 stop
$750British Airways
Find Deal
Thu, Sep 18 - Wed, Oct 1

TAP AIR PORTUGAL flights from Czech Republic to Illinois

Our best TAP AIR PORTUGAL deals on Czech Republic to Illinois flight tickets
TAP AIR PORTUGAL
Oct 15
PRG1:40 pmVáclav Havel Prague
29h 55m
1 stop
ORD12:35 pmChicago O'Hare Intl
Oct 25
ORD6:15 pmChicago O'Hare Intl
18h 10m
1 stop
PRG7:25 pmVáclav Havel Prague
$576
Find similar
TAP AIR PORTUGAL
Sep 18
PRG7:30 pmVáclav Havel Prague
28h 00m
1 stop
ORD4:30 pmChicago O'Hare Intl
Oct 1
ORD6:00 pmChicago O'Hare Intl
17h 40m
1 stop
PRG6:40 pmVáclav Havel Prague
$675
Find similar
TAP AIR PORTUGAL
Aug 25
PRG9:35 amVáclav Havel Prague
29h 20m
3 stops
ORD7:55 amChicago O'Hare Intl
Sep 8
ORD6:10 pmChicago O'Hare Intl
22h 10m
2 stops
PRG11:20 pmVáclav Havel Prague
$2,055
Find similar

Icelandair flights from Czech Republic to Illinois

Our best Icelandair deals on Czech Republic to Illinois flight tickets
Icelandair
Oct 1
PRG2:00 pmVáclav Havel Prague
14h 15m
1 stop
ORD9:15 pmChicago O'Hare Intl
Oct 8
ORD10:15 pmChicago O'Hare Intl
31h 50m
1 stop
PRG1:05 pmVáclav Havel Prague
$593
Find similar
Icelandair
Sep 10
PRG2:00 pmVáclav Havel Prague
14h 15m
1 stop
ORD9:15 pmChicago O'Hare Intl
Sep 19
ORD10:15 pmChicago O'Hare Intl
31h 50m
1 stop
PRG1:05 pmVáclav Havel Prague
$601
Find similar
Icelandair
Oct 3
PRG2:00 pmVáclav Havel Prague
14h 15m
1 stop
ORD9:15 pmChicago O'Hare Intl
Oct 10
ORD10:15 pmChicago O'Hare Intl
31h 50m
1 stop
PRG1:05 pmVáclav Havel Prague
$614
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Czech Republic to Illinois 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 August 18, 2025.
Use the filters below to find and compare flights from the Czech Republic to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 10/15

1:40 pm-12:35 pm

1 stop29h 55m

Chicago O'Hare Intl

Sat 10/25

6:15 pm-7:25 pm

1 stop18h 10m

$576

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 11/27

10:25 am-4:45 pm

1 stop13h 20m

Chicago O'Hare Intl

Sun 12/7

7:20 pm-6:40 pm

1 stop16h 20m

$579

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 10/2

11:50 am-7:00 pm

1 stop14h 10m

Chicago O'Hare Intl

Sat 10/18

3:45 pm-11:10 am

1 stop12h 25m

$580

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Tue 12/2

7:20 pm-4:45 pm

1 stop28h 25m

Chicago O'Hare Intl

Mon 12/15

7:20 pm-2:20 pm

1 stop12h 00m

$582

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 10/1

2:00 pm-9:15 pm

1 stop14h 15m

Chicago O'Hare Intl

Wed 10/8

10:15 pm-1:05 pm

1 stop31h 50m

$593

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 9/10

2:00 pm-9:15 pm

1 stop14h 15m

Chicago O'Hare Intl

Fri 9/19

10:15 pm-1:05 pm

1 stop31h 50m

$601

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 9/18

11:50 am-7:00 pm

1 stop14h 10m

Chicago O'Hare Intl

Wed 10/1

3:45 pm-11:10 am

1 stop12h 25m

$609

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Sat 10/25

6:05 pm-9:00 pm

1 stop33h 55m

Chicago O'Hare Intl

Sat 11/1

10:55 pm-8:50 am

1 stop27h 55m

$702

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 9/8

7:40 pm-3:10 pm

1 stop26h 30m

Chicago O'Hare Intl

Wed 9/17

9:40 pm-5:20 pm

1 stop12h 40m

$736

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 9/18

9:35 pm-11:50 am

1 stop21h 15m

Chicago O'Hare Intl

Wed 10/1

10:35 pm-8:45 pm

1 stop15h 10m

$750

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 Illinois from

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

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 Illinois?

The cheapest month to fly to Illinois from Czech Republic is in May. Flight prices, which tend to average around $580, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of May, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $587.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Czech Republic to Illinois is on a Sunday when prices can be found for as low as $661. Flights from Czech Republic to Illinois on a Tuesday will generally be more expensive and average around $751. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Czech Republic to Illinois during this time can be as low as $668. Flights in the afternoon are often more expensive with an average ticket price of $819.

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Czech Republic when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $779 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Czech Republic for as low as $564 on momondo.

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

You could potentially save up to 41% on your flight if you consider stops on a Czech Republic to Illinois flight.

Cheap Czech Republic to Illinois flight deals and tips

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

Best Price Found

$391

Fastest flight time

12h 00m

Direct flights

None

Airports in Illinois

3 airports
The best one-way flight to Illinois from Czech Republic in the past 72 hours is $391. The best round-trip flight deal from Czech Republic to Illinois found on momondo in the last 72 hours is $576.
The fastest flight from Czech Republic to Illinois takes 12h 00m
There are no direct flights from Czech Republic to Illinois. Popular non-direct routes for this connection are Václav Havel Prague Airport - Chicago O'Hare Intl Airport, Václav Havel Prague Airport - Lambert-St Louis Airport and Václav Havel Prague Airport - Chicago Midway Airport.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)
Search flight deals

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Czech Republic to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Czech Republic to Illinois

Compare and see reviews for airlines that fly from Czech Republic to Illinois with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $544Free CancellationRating
6.6
7,277 reviews
Search British Airways flights
Aer LingusPriceFrom $567Free CancellationRating
7.2
1,220 reviews
Search Aer Lingus flights
LOTPriceFrom $601Free CancellationRating
7.6
1,109 reviews
Search LOT flights
IcelandairPriceFrom $614Free CancellationRating
7.0
527 reviews
Search Icelandair flights
LufthansaPriceFrom $693Free CancellationRating
6.8
7,330 reviews
Search Lufthansa flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Czech Republic to Illinois. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Illinois from Czech Republic with this policy.

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

momondo provides multiple filters to help you find the best flight to Illinois from Czech Republic. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Czech Republic to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.

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