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Cheap flights from Prague to Illinois from $316

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Prague to Illinois departing on 2/5. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
7:15 pm - 3:25 pm
PRG
-
ORD
27h 10m1 stop
TAP AIR PORTUGAL Logo
7:10 pm - 6:25 pm
ORD
-
PRG
16h 15m1 stop
$524TAP AIR PORTUGAL
Thu, Jan 15 - Wed, Jan 28
Multiple Airlines Logo
6:30 am - 5:20 pm
PRG
-
ORD
17h 50m2 stops
Multiple Airlines Logo
6:30 pm - 9:05 pm
ORD
-
PRG
19h 35m2 stops
$552Multiple Airlines
Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
6:30 am - 7:15 pm
PRG
-
ORD
19h 45m1 stop
Multiple Airlines Logo
9:00 pm - 9:05 pm
ORD
-
PRG
17h 05m1 stop
$582Multiple Airlines
Fri, Jan 16 - Fri, Jan 23
Scandinavian Airlines Logo
10:25 am - 4:45 pm
PRG
-
ORD
13h 20m1 stop
Scandinavian Airlines Logo
7:20 pm - 2:20 pm
ORD
-
PRG
12h 00m1 stop
$592Scandinavian Airlines
Wed, Jan 21 - Wed, Feb 11
Scandinavian Airlines Logo
10:25 am - 4:45 pm
PRG
-
ORD
13h 20m1 stop
Scandinavian Airlines Logo
7:20 pm - 9:45 am
ORD
-
PRG
31h 25m1 stop
$608Scandinavian Airlines
Fri, Jan 16 - Fri, Jan 23
Delta Logo
8:55 am - 10:07 pm
PRG
-
MDW
20h 12m2 stops
Delta Logo
1:49 pm - 11:40 am
MDW
-
PRG
14h 51m2 stops
$778Delta
Thu, Jan 15 - Wed, Jan 28
Delta Logo
8:55 am - 6:32 pm
PRG
-
MDW
16h 37m2 stops
Delta Logo
1:26 pm - 8:25 am
MDW
-
PRG
11h 59m2 stops
$784Delta
Fri, Jan 16 - Fri, Jan 30
United Airlines Logo
7:35 am - 8:23 pm
PRG
-
STL
19h 48m2 stops
United Airlines Logo
3:15 pm - 1:55 pm
STL
-
PRG
15h 40m2 stops
$867United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
7:35 am - 12:05 am
PRG
-
STL
23h 30m2 stops
United Airlines Logo
1:11 pm - 1:55 pm
STL
-
PRG
17h 44m2 stops
$869United Airlines
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
6:50 am - 7:30 pm
PRG
-
STL
19h 40m3 stops
American Airlines Logo
2:50 pm - 5:30 pm
STL
-
PRG
19h 40m2 stops
$1,177American Airlines
Wed, Dec 24 - Mon, Jan 5

TAP AIR PORTUGAL flights from Prague to Illinois

Our best TAP AIR PORTUGAL deals on Prague to Illinois flight tickets
TAP AIR PORTUGAL
Jan 15
PRG7:15 pmVáclav Havel Prague
27h 10m
1 stop
ORD3:25 pmChicago O'Hare Intl
Jan 28
ORD7:10 pmChicago O'Hare Intl
16h 15m
1 stop
PRG6:25 pmVáclav Havel Prague
$524
Find similar
TAP AIR PORTUGAL
Jan 15
PRG7:15 pmVáclav Havel Prague
27h 10m
1 stop
ORD3:25 pmChicago O'Hare Intl
Jan 28
ORD7:10 pmChicago O'Hare Intl
32h 55m
1 stop
PRG11:05 amVáclav Havel Prague
$635
Find similar
TAP AIR PORTUGAL
Dec 16
PRG7:15 pmVáclav Havel Prague
26h 45m
1 stop
ORD3:00 pmChicago O'Hare Intl
Jan 17
ORD9:40 amChicago O'Hare Intl
25h 45m
2 stops
PRG6:25 pmVáclav Havel Prague
$832
Find similar

Scandinavian Airlines flights from Prague to Illinois

Our best Scandinavian Airlines deals on Prague to Illinois flight tickets
Scandinavian Airlines
Jan 21
PRG10:25 amVáclav Havel Prague
13h 20m
1 stop
ORD4:45 pmChicago O'Hare Intl
Feb 11
ORD7:20 pmChicago O'Hare Intl
12h 00m
1 stop
PRG2:20 pmVáclav Havel Prague
$592
Find similar
Scandinavian Airlines
Jan 16
PRG10:25 amVáclav Havel Prague
13h 20m
1 stop
ORD4:45 pmChicago O'Hare Intl
Jan 23
ORD7:20 pmChicago O'Hare Intl
31h 25m
1 stop
PRG9:45 amVáclav Havel Prague
$608
Find similar
Scandinavian Airlines
Mar 4
PRG3:00 pmVáclav Havel Prague
32h 45m
1 stop
ORD4:45 pmChicago O'Hare Intl
Mar 8
ORD8:20 pmChicago O'Hare Intl
31h 25m
1 stop
PRG9:45 amVáclav Havel Prague
$651
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Prague 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 December 4, 2025.
Use the filters below to find and compare flights from Prague to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 1/15

7:15 pm-3:25 pm

1 stop27h 10m

Chicago O'Hare Intl

Wed 1/28

7:10 pm-6:25 pm

1 stop16h 15m

$524

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 1/16

6:30 am-5:20 pm

2 stops17h 50m

Chicago O'Hare Intl

Fri 1/23

6:30 pm-9:05 pm

2 stops19h 35m

$552

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 1/16

6:30 am-7:15 pm

1 stop19h 45m

Chicago O'Hare Intl

Fri 1/23

9:00 pm-9:05 pm

1 stop17h 05m

$582

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 1/21

10:25 am-4:45 pm

1 stop13h 20m

Chicago O'Hare Intl

Wed 2/11

7:20 pm-2:20 pm

1 stop12h 00m

$592

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 1/16

10:25 am-4:45 pm

1 stop13h 20m

Chicago O'Hare Intl

Fri 1/23

7:20 pm-9:45 am

1 stop31h 25m

$608

PragueChicago

PRG - MDW

PRGMDW

Václav Havel Prague

Thu 1/15

8:55 am-10:07 pm

2 stops20h 12m

Chicago Midway

Wed 1/28

1:49 pm-11:40 am

2 stops14h 51m

$778

PragueChicago

PRG - MDW

PRGMDW

Václav Havel Prague

Fri 1/16

8:55 am-6:32 pm

2 stops16h 37m

Chicago Midway

Fri 1/30

1:26 pm-8:25 am

2 stops11h 59m

$784

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Thu 2/26

7:35 am-8:23 pm

2 stops19h 48m

Lambert-St Louis

Mon 3/2

3:15 pm-1:55 pm

2 stops15h 40m

$867

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Thu 2/26

7:35 am-12:05 am

2 stops23h 30m

Lambert-St Louis

Mon 3/2

1:11 pm-1:55 pm

2 stops17h 44m

$869

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Wed 12/24

6:50 am-7:30 pm

3 stops19h 40m

Lambert-St Louis

Mon 1/5

2:50 pm-5:30 pm

2 stops19h 40m

$1,177

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 Prague 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 Prague is in January. Flight prices, which tend to average around $588, 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 January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $607.

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

The cheapest day to depart from Prague to Illinois is on a Sunday when prices can be found for as low as $661. Flights from Prague 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 Prague 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.

Can stopping save me money on Prague to Illinois flights?

You could potentially save up to 31% on your flight if you consider stops on a Prague to Illinois flight.

Cheap Prague to Illinois flight deals and tips

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

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from Prague to Illinois takes 13h 25m
There are no direct flights from Prague to Illinois. There are no popular flight routes from Prague to Illinois.
Search flight deals

  • When did momondo last update prices for flights from Václav Havel Prague Airport to Illinois?

    Prices for flights from Václav Havel Prague Airport to Illinois are updated daily.

  • How many operators does momondo search for flights from Václav Havel Prague Airport to Illinois?

  • How old do you have to be to fly from Václav Havel Prague Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Václav Havel Prague Airport to Illinois.

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

    The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Prague to Illinois

Compare and see reviews for airlines that fly from Prague to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $574Free CancellationRating
7.2
1,384 reviews
Search Aer Lingus flights
IcelandairPriceFrom $595Free CancellationRating
7.0
584 reviews
Search Icelandair flights
LOTPriceFrom $601Free CancellationRating
7.5
1,143 reviews
Search LOT flights
LufthansaPriceFrom $727Free CancellationRating
6.8
7,612 reviews
Search Lufthansa flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Prague to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Prague to Illinois?

Once all potential Prague to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Illinois from Prague are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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