Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Prague to Illinois from $321

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 4/8. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Prague to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:15 am - 12:40 am
PRG
-
ORD
24h 25m
2 stops
Multiple Airlines Logo
6:51 pm - 6:50 pm
ORD
-
PRG
17h 59m
2 stops
$621Multiple Airlines
Wed, Mar 4 - Wed, Mar 11
Multiple Airlines Logo
7:15 am - 12:40 am
PRG
-
ORD
24h 25m
2 stops
Multiple Airlines Logo
5:15 am - 6:50 pm
ORD
-
PRG
31h 35m
3 stops
$641Multiple Airlines
Wed, Mar 4 - Wed, Mar 11
TAP AIR PORTUGAL Logo
7:15 pm - 3:25 pm
PRG
-
ORD
27h 10m
1 stop
TAP AIR PORTUGAL Logo
6:00 pm - 12:35 pm
ORD
-
PRG
35h 35m
1 stop
$652TAP AIR PORTUGAL
Thu, Feb 19 - Wed, Apr 15
Multiple Airlines Logo
11:20 am - 1:00 pm
PRG
-
ORD
32h 40m
2 stops
Multiple Airlines Logo
3:45 pm - 10:50 am
ORD
-
PRG
12h 05m
1 stop
$654Multiple Airlines
Mon, Apr 20 - Tue, May 5
Turkish Airlines Logo
2:45 pm - 10:05 am
PRG
-
ORD
26h 20m
1 stop
Turkish Airlines Logo
8:10 pm - 6:25 pm
ORD
-
PRG
15h 15m
1 stop
$663Turkish Airlines
Wed, Feb 18 - Wed, Apr 15
TAP AIR PORTUGAL Logo
7:15 pm - 3:25 pm
PRG
-
ORD
27h 10m
1 stop
TAP AIR PORTUGAL Logo
7:10 pm - 6:25 pm
ORD
-
PRG
16h 15m
1 stop
$664TAP AIR PORTUGAL
Thu, Feb 19 - Wed, Mar 4
Turkish Airlines Logo
2:45 pm - 10:05 am
PRG
-
ORD
26h 20m
1 stop
Turkish Airlines Logo
8:10 pm - 6:25 pm
ORD
-
PRG
15h 15m
1 stop
$674Turkish Airlines
Wed, Feb 18 - Thu, Apr 16
United Airlines Logo
7:30 am - 5:44 pm
PRG
-
STL
17h 14m
2 stops
United Airlines Logo
3:15 pm - 1:55 pm
STL
-
PRG
15h 40m
2 stops
$956United Airlines
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
7:30 am - 10:59 pm
PRG
-
STL
22h 29m
2 stops
United Airlines Logo
3:15 pm - 1:55 pm
STL
-
PRG
15h 40m
2 stops
$957United Airlines
Wed, Feb 18 - Sun, Feb 22
Lufthansa Logo
7:30 am - 8:23 pm
PRG
-
STL
19h 53m
2 stops
Lufthansa Logo
3:30 pm - 1:40 pm
STL
-
PRG
15h 10m
1 stop
$961Lufthansa
Wed, Feb 18 - Fri, Aug 21

Turkish Airlines flights from Prague to Illinois

Our best Turkish Airlines deals on Prague to Illinois flight tickets
Turkish Airlines
Apr 20
PRG7:20 pmVáclav Havel Prague
29h 55m
1 stop
ORD6:15 pmChicago O'Hare Intl
Apr 25
ORD11:25 amChicago O'Hare Intl
18h 35m
1 stop
PRG1:00 pmVáclav Havel Prague
$657
Turkish Airlines
Feb 18
PRG2:45 pmVáclav Havel Prague
26h 20m
1 stop
ORD10:05 amChicago O'Hare Intl
Apr 15
ORD8:10 pmChicago O'Hare Intl
15h 15m
1 stop
PRG6:25 pmVáclav Havel Prague
$663
Turkish Airlines
Feb 18
PRG2:45 pmVáclav Havel Prague
26h 20m
1 stop
ORD10:05 amChicago O'Hare Intl
Apr 14
ORD8:10 pmChicago O'Hare Intl
15h 15m
1 stop
PRG6:25 pmVáclav Havel Prague
$674

Icelandair flights from Prague to Illinois

Our best Icelandair deals on Prague to Illinois flight tickets
Icelandair
Apr 24
PRG2:00 pmVáclav Havel Prague
14h 25m
1 stop
ORD9:25 pmChicago O'Hare Intl
Jun 6
ORD10:25 pmChicago O'Hare Intl
31h 40m
1 stop
PRG1:05 pmVáclav Havel Prague
$698
Icelandair
Apr 17
PRG2:00 pmVáclav Havel Prague
14h 25m
1 stop
ORD9:25 pmChicago O'Hare Intl
May 7
ORD7:25 pmChicago O'Hare Intl
10h 40m
1 stop
PRG1:05 pmVáclav Havel Prague
$706
Icelandair
Apr 17
PRG2:00 pmVáclav Havel Prague
14h 25m
1 stop
ORD9:25 pmChicago O'Hare Intl
May 6
ORD10:25 pmChicago O'Hare Intl
31h 40m
1 stop
PRG1:05 pmVáclav Havel Prague
$708

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 February 3, 2026.
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

Wed 3/4

7:15 am-12:40 am

2 stops24h 25m

Chicago O'Hare Intl

Wed 3/11

6:51 pm-6:50 pm

2 stops17h 59m

$621

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 3/4

7:15 am-12:40 am

2 stops24h 25m

Chicago O'Hare Intl

Wed 3/11

5:15 am-6:50 pm

3 stops31h 35m

$641

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 2/19

7:15 pm-3:25 pm

1 stop27h 10m

Chicago O'Hare Intl

Wed 4/15

6:00 pm-12:35 pm

1 stop35h 35m

$652

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 4/20

11:20 am-1:00 pm

2 stops32h 40m

Chicago O'Hare Intl

Tue 5/5

3:45 pm-10:50 am

1 stop12h 05m

$654

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 2/18

2:45 pm-10:05 am

1 stop26h 20m

Chicago O'Hare Intl

Wed 4/15

8:10 pm-6:25 pm

1 stop15h 15m

$663

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 2/19

7:15 pm-3:25 pm

1 stop27h 10m

Chicago O'Hare Intl

Wed 3/4

7:10 pm-6:25 pm

1 stop16h 15m

$664

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 2/18

2:45 pm-10:05 am

1 stop26h 20m

Chicago O'Hare Intl

Thu 4/16

8:10 pm-6:25 pm

1 stop15h 15m

$674

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Wed 2/18

7:30 am-5:44 pm

2 stops17h 14m

Lambert-St Louis

Sun 2/22

3:15 pm-1:55 pm

2 stops15h 40m

$956

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Wed 2/18

7:30 am-10:59 pm

2 stops22h 29m

Lambert-St Louis

Sun 2/22

3:15 pm-1:55 pm

2 stops15h 40m

$957

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Wed 2/18

7:30 am-8:23 pm

2 stops19h 53m

Lambert-St Louis

Fri 8/21

3:30 pm-1:40 pm

1 stop15h 10m

$961

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 September. Flight prices, which tend to average around $649, 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 September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $659.

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

You are more likely to see cheaper flights to Illinois from Prague when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $804 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Prague for as low as $579 on momondo.

Can stopping save me money on Prague to Illinois flights?

You could potentially save up to 50% 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 20m

Direct flights

None
The fastest flight from Prague to Illinois takes 13h 20m
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
IcelandairPriceFrom $595Free CancellationRating
7.1
606 reviews
Search Icelandair flights
LOTPriceFrom $603Free CancellationRating
7.5
1,179 reviews
Search LOT flights
LufthansaPriceFrom $727Free CancellationRating
6.8
7,759 reviews
Search Lufthansa flights
United AirlinesPriceFrom $760Free CancellationRating
7.4
9,235 reviews
Search United Airlines flights
Aer LingusPriceFrom $778Free CancellationRating
7.2
1,444 reviews
Search Aer Lingus 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.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/5
Thu 3/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $49
Flights to Los Angelesfrom $46
Flights to Miamifrom $27
Flights to Chicagofrom $49
Flights to Orlandofrom $50
Flights to San Franciscofrom $54
Flights to Las Vegasfrom $49
Flights to Washington, D.C.from $51
Flights to Bostonfrom $51
Flights to Atlantafrom $49
Flights to Dallasfrom $49
Flights to Seattlefrom $83