HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$372+ Cheap flights from Prague (PRG) to O'Hare Intl (ORD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — ORD
Jul 2 — Jul 91
Thu 7/2
Thu 7/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Prague to O'Hare Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Prague to O'Hare Intl

Cheapest flights from Prague to O'Hare Intl
Explore the most affordable flight options available from Prague to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 2, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:10 pm
PRG
-
ORD
2 stops35h 40m
Multiple Airlines
Mon 10/193:45 pm
ORD
-
PRG
1 stop12h 25m
Multiple Airlines
Deal found 6/1$685
This Kiwi.com deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:55 pm
PRG
-
ORD
2 stops38h 40m
Multiple Airlines
Tue 9/83:45 pm
ORD
-
PRG
1 stop12h 25m
Multiple Airlines
Deal found 6/1$709
This Kiwi.com deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/61:10 pm
PRG
-
ORD
2 stops35h 40m
Multiple Airlines
Mon 10/129:30 pm
ORD
-
PRG
1 stop14h 15m
Multiple Airlines
Deal found 6/1$722
This Kiwi.com deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:30 pm
PRG
-
ORD
2 stops35h 20m
Multiple Airlines
Sun 10/189:30 pm
ORD
-
PRG
1 stop14h 15m
Multiple Airlines
Deal found 6/1$728
This Kiwi.com deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:35 am
PRG
-
ORD
2 stops37h 15m
Multiple Airlines
Mon 10/129:30 pm
ORD
-
PRG
1 stop14h 15m
Multiple Airlines
Deal found 6/1$732
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:55 pm
PRG
-
ORD
2 stops26h 55m
Multiple Airlines
Wed 9/233:45 pm
ORD
-
PRG
1 stop12h 25m
Multiple Airlines
Deal found 5/31$742
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:10 pm
PRG
-
ORD
2 stops35h 40m
Multiple Airlines
Wed 9/233:45 pm
ORD
-
PRG
1 stop12h 25m
Multiple Airlines
Deal found 5/31$755
This Kiwi.com deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:10 pm
PRG
-
ORD
2 stops29h 15m
Multiple Airlines
Thu 12/106:30 pm
ORD
-
PRG
1 stop10h 25m
Multiple Airlines
Deal found 5/29$756
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:30 pm
PRG
-
ORD
2 stops35h 20m
Multiple Airlines
Wed 9/233:45 pm
ORD
-
PRG
1 stop12h 25m
Multiple Airlines
Deal found 5/31$763

Find flight deals from Prague to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Prague (PRG) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$685
(Kiwi.com)

One-way from

$372
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$903
Provider with most accurate pricing for Václav Havel Prague-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Václav Havel Prague-Chicago O'Hare Intl flights.
Search Deals
From Václav Havel Prague to Chicago O'Hare Intl
Search Deals
One-way flight from Václav Havel Prague to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Prague to O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated June 2, 2026.
Use the filters below to find and compare flights from Prague to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Tue 10/13

3:20 pm-9:40 am

1 stop25h 20m

Chicago O'Hare Intl

Wed 2/3

8:15 pm-6:25 pm

1 stop15h 10m

$827

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 9/25

3:20 pm-9:40 am

1 stop25h 20m

Chicago O'Hare Intl

Tue 12/1

8:15 pm-6:25 pm

1 stop15h 10m

$836

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 11/11

7:20 pm-10:00 am

1 stop21h 40m

Chicago O'Hare Intl

Sun 11/15

8:15 pm-6:25 pm

1 stop15h 10m

$856

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Sun 8/16

9:10 am-2:55 pm

1 stop12h 45m

Chicago O'Hare Intl

Thu 9/3

6:00 pm-4:05 pm

1 stop15h 05m

$959
Quickest round-trip

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 8/14

6:00 am-11:00 am

1 stop12h 00m

Chicago O'Hare Intl

Thu 9/3

6:00 pm-4:05 pm

1 stop15h 05m

$959

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 8/13

6:00 am-12:55 pm

1 stop13h 55m

Chicago O'Hare Intl

Thu 9/3

6:00 pm-9:20 pm

1 stop20h 20m

$959

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 7/6

9:05 am-2:55 pm

1 stop12h 50m

Chicago O'Hare Intl

Mon 7/20

1:30 pm-10:55 am

2 stops14h 25m

$960

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 7/17

6:00 am-2:55 pm

2 stops15h 55m

Chicago O'Hare Intl

Fri 7/24

11:07 am-8:30 am

2 stops14h 23m

$961

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 7/2

9:10 am-11:31 pm

2 stops21h 21m

Chicago O'Hare Intl

Tue 8/11

9:40 pm-4:00 pm

1 stop11h 20m

$962
Cheapest one-way

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 9/16

9:25 pm-5:35 pm

2 stops27h 10m

$520

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/1

Showing 1-10 of 18 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Prague-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Prague-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Prague-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Prague-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Prague-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Prague to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Prague with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Prague to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Prague to Chicago O'Hare Intl Airport?

The price you pay for your flight from Prague to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 42 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Prague to Chicago O'Hare Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Prague to Chicago O'Hare Intl Airport (average of $640). Flying from Prague to Chicago O'Hare Intl Airport in May is currently the most expensive (average of $912). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Prague to Chicago O'Hare Intl Airport?

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated June 2, 2026.
Peruse reviews from past customers who have flown with LOT,United Airlines, andIcelandair from Prague to Chicago O'Hare Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.5
Good
1,198 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Food

7.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.
LOT
7.5
Good
1,198 reviews
LOT
7.5
Good
1,198 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Food

7.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.
United Airlines
7.4
Good
9,772 reviews
LOT
7.5
Good
1,198 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Food

7.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.
Icelandair
7.0
Good
665 reviews
LOT
7.5
Good
1,198 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Food

7.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.
Lufthansa
6.8
Okay
8,036 reviews
LOT
7.5
Good
1,198 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Food

7.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.

Related info for your journey

Find useful and relevant information for your journey from Prague to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Prague to Chicago O'Hare Intl?

    Václav Havel Prague (PRG) is the airport you will fly out of if you book a flight from Prague to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Václav Havel Prague; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Prague airport to Chicago O'Hare Intl. It is only a 6.9 mi journey to Václav Havel Prague (PRG) from Prague’s city center.

  • How long is the flight from Prague to Chicago O'Hare Intl Airport?

    Turkish Airlines and Delta can get you from Prague to Chicago O'Hare Intl Airport in just under 16h 29m. Your travel time can differ by up to 8h 51m. The distance from Prague to Chicago O'Hare Intl Airport is about 4531 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Prague to Chicago O'Hare Intl Airport round-trip?

    Flying on Icelandair is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at $595. Additional round-trip tickets that might be worth considering are offered by LOT and Lufthansa, with the lowest prices starting at $627 and $740, respectively. Icelandair is 26% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Prague to Chicago O'Hare Intl Airport one-way?

    One-way options have recently been found by users for as low as $539 on American Airlines. Other airlines that offer cheap prices include British Airways from $541 and Aer Lingus from $560 one-way.

  • Can I find deals for flights from Prague to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Prague to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Prague to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Prague to O'Hare Intl.

  • Can I find deals for business class flights from Prague to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Prague to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Prague to Chicago O'Hare Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Prague to Chicago O'Hare Intl Airport (average of $640). Flying from Prague to Chicago O'Hare Intl Airport in May is currently the most expensive (average of $912). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Rosemont
Schaumburg
Benton Harbor
Naperville
Lake Geneva
Delavan
Oakbrook Terrace
Gurnee
Downers Grove
Des Plaines
Hoffman Estates
Oak Brook
South Holland
Libertyville
Warrenville
Rockford
Great Lakes
Northbrook
Waukegan
Willowbrook

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Prague to O'Hare Intl

Discover the top 4 airlines that operate flights from Prague to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$595Average$745FlexibilityNo cancel feeOn-time76%
LOTCheapest$627Average$784FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$740Average$878FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$807Average$870FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.