What airlines fly to Illinois?

LOT, Lufthansa and United Airlines are the top three most popular airlines that fly to Illinois from Czech Republic according to our data. LOT is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Czech Republic to Illinois?

Air Serbia and Egyptair are the most popular carriers operating from Czech Republic to Illinois

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?

As of September 2026, there are 4 operators available to choose from 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.

$376 Cheap Flights from the Czech Republic to Illinois in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the Czech Republic to Illinois

Round-trip

One-way

Last minute

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

Enter your travel dates to find the best prices.

2:30 pm - 4:45 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

33h 15m3 stops Amsterdam Schiphol Stockholm Arlanda Kastrup Copenhagen

7:10 pm - 8:45 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

18h 35m2 stops Kastrup Copenhagen Stockholm Arlanda

$707Multiple Airlines

Fri, Nov 6 - Sun, Nov 22

2:35 pm - 3:30 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

31h 55m2 stops Barcelona-El Prat Lisbon Humberto Delgado

6:30 pm - 7:05 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

17h 35m2 stops Reykjavik Keflavik Intl Manchester

$707Multiple Airlines

Sat, Nov 7 - Sat, Nov 14

11:40 am - 6:20 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

13h 40m1 stop Dublin

3:55 pm - 11:00 amORD Chicago O'Hare Intl-PRG Václav Havel Prague

12h 05m1 stop Dublin

$711Aer Lingus

Mon, Nov 2 - Sun, Nov 15

11:40 am - 6:20 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

13h 40m1 stop Dublin

3:55 pm - 11:00 amORD Chicago O'Hare Intl-PRG Václav Havel Prague

12h 05m1 stop Dublin

$716Aer Lingus

Mon, Nov 2 - Sun, Nov 15

7:40 pm - 8:55 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

31h 15m1 stop Warsaw Frederic Chopin

9:50 pm - 8:50 amORD Chicago O'Hare Intl-PRG Václav Havel Prague

28h 00m1 stop Warsaw Frederic Chopin

$849LOT

Tue, Oct 27 - Tue, Nov 3

7:10 am - 7:50 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

19h 40m1 stop Warsaw Frederic Chopin

10:50 pm - 8:50 amORD Chicago O'Hare Intl-PRG Václav Havel Prague

28h 00m1 stop Warsaw Frederic Chopin

$881LOT

Mon, Oct 19 - Sat, Oct 31

9:10 am - 2:55 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

12h 45m1 stop Frankfurt am Main

7:50 pm - 1:55 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

12h 05m1 stop Zurich

$947United Airlines

Sun, Oct 11 - Tue, Oct 27

9:10 am - 2:55 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

12h 45m1 stop Frankfurt am Main

5:10 pm - 1:55 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

14h 45m1 stop Zurich

$947United Airlines

Fri, Oct 9 - Tue, Oct 27

6:25 pm - 12:35 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

25h 10m2 stops Frankfurt am Main Munich Franz Josef Strauss

3:35 pm - 1:40 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

15h 05m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,151Lufthansa

Fri, Oct 9 - Thu, Oct 15

6:40 pm - 12:55 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

25h 15m1 stop Frankfurt am Main

4:05 pm - 1:40 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

14h 35m1 stop Frankfurt am Main

$7,226Lufthansa

Wed, Oct 7 - Thu, Oct 15

Recent last minute flight deals from the Czech Republic to Illinois

Enter your travel dates to find the best prices.

2:00 pm - 9:25 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

14h 25m1 stop Reykjavik Keflavik Intl

7:25 pm - 1:05 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

10h 40m1 stop Reykjavik Keflavik Intl

$556Icelandair

Fri, Oct 2 - Sun, Oct 18

2:00 pm - 9:25 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

14h 25m1 stop Reykjavik Keflavik Intl

6:30 pm - 11:55 amORD Chicago O'Hare Intl-PRG Václav Havel Prague

10h 25m1 stop Reykjavik Keflavik Intl

$563Icelandair

Fri, Oct 2 - Sun, Nov 29

11:50 am - 7:15 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

14h 25m1 stop Dublin

3:55 pm - 11:00 amORD Chicago O'Hare Intl-PRG Václav Havel Prague

12h 05m1 stop Dublin

$757Aer Lingus

Fri, Oct 2 - Sun, Nov 8

11:50 am - 7:15 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

14h 25m1 stop Dublin

3:55 pm - 11:00 amORD Chicago O'Hare Intl-PRG Václav Havel Prague

12h 05m1 stop Dublin

$828Aer Lingus

Fri, Oct 2 - Sun, Nov 8

7:10 am - 7:50 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

19h 40m1 stop Warsaw Frederic Chopin

9:50 pm - 9:45 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

16h 55m1 stop Warsaw Frederic Chopin

$877LOT

Tue, Sep 29 - Sat, Nov 21

9:55 am - 7:50 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

16h 55m1 stop Warsaw Frederic Chopin

9:50 pm - 5:15 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

12h 25m1 stop Warsaw Frederic Chopin

$939LOT

Fri, Oct 2 - Wed, Dec 2

9:10 am - 11:32 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

21h 22m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

7:05 pm - 1:55 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

11h 50m1 stop Zurich

$950United Airlines

Fri, Oct 2 - Sun, Oct 11

6:00 am - 11:32 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

24h 32m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

7:05 pm - 1:55 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

11h 50m1 stop Zurich

$950United Airlines

Fri, Oct 2 - Sun, Oct 18

6:00 am - 11:00 amPRG Václav Havel Prague-ORD Chicago O'Hare Intl

12h 00m1 stop Frankfurt am Main

9:50 pm - 10:40 pmORD Chicago O'Hare Intl-PRG Václav Havel Prague

17h 50m1 stop Munich Franz Josef Strauss

$958Lufthansa

Fri, Oct 2 - Sun, Nov 29

6:00 am - 2:55 pmPRG Václav Havel Prague-ORD Chicago O'Hare Intl

15h 55m1 stop Frankfurt am Main

11:31 am - 10:45 amORD Chicago O'Hare Intl-PRG Václav Havel Prague

16h 14m2 stops Philadelphia Frankfurt am Main

$1,084Lufthansa

Fri, Oct 2 - Sun, Dec 20

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Aer Lingus flights from Czech Republic to Illinois

Our best Aer Lingus deals on Czech Republic to Illinois flight tickets

Aer Lingus

Nov 2

PRG11:40 amVáclav Havel Prague

13h 40m

1 stop

ORD6:20 pmChicago O'Hare Intl

Nov 15

ORD3:55 pmChicago O'Hare Intl

12h 05m

1 stop

PRG11:00 amVáclav Havel Prague

$711

Aer Lingus

Nov 2

PRG11:40 amVáclav Havel Prague

13h 40m

1 stop

ORD6:20 pmChicago O'Hare Intl

Nov 15

ORD3:55 pmChicago O'Hare Intl

12h 05m

1 stop

PRG11:00 amVáclav Havel Prague

$716

Aer Lingus

Nov 6

PRG11:40 amVáclav Havel Prague

13h 40m

1 stop

ORD6:20 pmChicago O'Hare Intl

Nov 22

ORD3:55 pmChicago O'Hare Intl

12h 05m

1 stop

PRG11:00 amVáclav Havel Prague

$724

Scandinavian Airlines flights from Czech Republic to Illinois

Our best Scandinavian Airlines deals on Czech Republic to Illinois flight tickets

Scandinavian Airlines

Nov 9

PRG3:10 pmVáclav Havel Prague

32h 35m

1 stop

ORD4:45 pmChicago O'Hare Intl

Nov 16

ORD7:10 pmChicago O'Hare Intl

31h 35m

1 stop

PRG9:45 amVáclav Havel Prague

$804

Scandinavian Airlines

Nov 9

PRG3:10 pmVáclav Havel Prague

32h 35m

1 stop

ORD4:45 pmChicago O'Hare Intl

Nov 22

ORD7:10 pmChicago O'Hare Intl

16h 30m

1 stop

PRG6:40 pmVáclav Havel Prague

$808

Scandinavian Airlines

Nov 12

PRG3:10 pmVáclav Havel Prague

32h 35m

1 stop

ORD4:45 pmChicago O'Hare Intl

Nov 26

ORD7:10 pmChicago O'Hare Intl

16h 30m

1 stop

PRG6:40 pmVáclav Havel Prague

$821

momondo Fare Finder

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

Cheapest round-trip

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Fri 11/6

2:30 pm-4:45 pm

3 stops33h 15m

Chicago O'Hare Intl

Sun 11/22

7:10 pm-8:45 pm

2 stops18h 35m

$707

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Sat 11/7

2:35 pm-3:30 pm

2 stops31h 55m

Chicago O'Hare Intl

Sat 11/14

6:30 pm-7:05 pm

2 stops17h 35m

$707

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Mon 11/2

11:40 am-6:20 pm

1 stop13h 40m

Chicago O'Hare Intl

Sun 11/15

3:55 pm-11:00 am

1 stop12h 05m

$711

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Mon 11/2

11:40 am-6:20 pm

1 stop13h 40m

Chicago O'Hare Intl

Sun 11/15

3:55 pm-11:00 am

1 stop12h 05m

$716

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Tue 10/27

7:40 pm-8:55 pm

1 stop31h 15m

Chicago O'Hare Intl

Tue 11/3

9:50 pm-8:50 am

1 stop28h 00m

$849

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Mon 10/19

7:10 am-7:50 pm

1 stop19h 40m

Chicago O'Hare Intl

Sat 10/31

10:50 pm-8:50 am

1 stop28h 00m

$881

Quickest round-trip

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Sun 10/11

9:10 am-2:55 pm

1 stop12h 45m

Chicago O'Hare Intl

Tue 10/27

7:50 pm-1:55 pm

1 stop12h 05m

$947

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Fri 10/9

9:10 am-2:55 pm

1 stop12h 45m

Chicago O'Hare Intl

Tue 10/27

5:10 pm-1:55 pm

1 stop14h 45m

$947

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Fri 10/9

6:25 pm-12:35 pm

2 stops25h 10m

Chicago O'Hare Intl

Thu 10/15

3:35 pm-1:40 pm

2 stops15h 05m

$1,151

PragueChicago

PRG Václav Havel Prague - ORD Chicago O'Hare Intl

PRGORD

Václav Havel Prague

Wed 10/7

6:40 pm-12:55 pm

1 stop25h 15m

Chicago O'Hare Intl

Thu 10/15

4:05 pm-1:40 pm

1 stop14h 35m

$7,226

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Czech Republic is in February. Flight prices, which tend to average around $740, 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 February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $756.

How far in advance should I book a flight from the Czech Republic 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 $858 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 $738 on momondo.

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

You could potentially save up to 3% 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	$376
Fastest flight time	11h 50m
Direct flights	None

The best one-way flight to Illinois from Czech Republic in the past 72 hours is $376. The best round-trip flight deal from Czech Republic to Illinois found on momondo in the last 72 hours is $707.

The fastest flight from Czech Republic to Illinois takes 11h 50m

There are no direct flights from Czech Republic to Illinois. There are no popular flight routes from Czech Republic to Illinois.

Search flight deals

Frequently asked questions about flying from the Czech Republic to Illinois

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?
As of September 2026, there are 4 operators available to choose from 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
Aer Lingus	PriceFrom $658	Free Cancellation	Rating 7.3 1,795 reviews	Search Aer Lingus flights
LOT	PriceFrom $736	Free Cancellation	Rating 7.6 1,198 reviews	Search LOT flights
Lufthansa	PriceFrom $804	Free Cancellation	Rating 6.8 8,245 reviews	Search Lufthansa flights
United Airlines	PriceFrom $807	Free Cancellation	Rating 7.4 10,247 reviews	Search United Airlines 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.