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Cheap flights from Prague to Chicago O'Hare Intl Airport from £451

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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — ORD
4 Sep — 11 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Prague to O'Hare Intl

Enter your travel dates to find the best prices.

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 5 August 2026.

Fri 18/914:00 -
1 stop14h 25m
Sun 6/1218:30 -
1 stop10h 25m
Deal found 2/8£492
Wed 2/908:50 -
2 stops17h 36m
Thu 10/909:38 -
2 stops28h 47m
Deal found 31/7£539
Wed 2/908:50 -
2 stops17h 36m
Tue 8/911:01 -
2 stops27h 09m
Deal found 4/8£573
Mon 24/814:00 -
1 stop14h 25m
Tue 8/919:25 -
1 stop10h 40m
Deal found 31/7£602
Tue 10/1119:20 -
1 stop21h 40m
Sun 15/1120:15 -
1 stop15h 10m
Deal found 2/8£609
Thu 10/913:55 -
1 stop26h 45m
Fri 27/1120:15 -
1 stop15h 10m
Deal found 31/7£609
Thu 3/908:50 -
2 stops18h 05m
Thu 10/909:38 -
2 stops28h 47m
Deal found 4/8£617
Wed 9/914:00 -
1 stop14h 25m
Wed 14/1022:25 -
1 stop31h 40m
Deal found 31/7£622
Thu 8/1013:55 -
1 stop26h 45m
Mon 12/1020:10 -
1 stop29h 10m
Deal found 31/7£626
Fri 21/814:00 -
1 stop14h 25m
Wed 9/922:25 -
1 stop31h 40m
Deal found 31/7£627
Tue 20/1009:10 -
1 stop36h 20m
Sat 31/1017:30 -
1 stop33h 10m
Deal found 4/8£629

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 5 August 2026.

Round-trip from

£492

One-way from

£451

Popular in

August

Cheapest in

February

Average price

£722
Icelandair
  • Icelandair
  • 18/9-10/12
  • 2 total stops
  • 24h 50m total
  • Prague to Chicago
Search Deals
Finnair
  • Finnair
  • 6/10
  • 1 total stop
  • 13h 15m total
  • Prague to Chicago
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 5 August 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 return flight

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 8/10

13:55-09:40

1 stop26h 45m

Chicago O'Hare Intl

Mon 12/10

20:10-08:20

1 stop29h 10m

£630

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 22/10

13:55-09:40

1 stop26h 45m

Chicago O'Hare Intl

Mon 9/11

11:45-13:50

1 stop19h 05m

£632

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 8/10

15:20-09:40

1 stop25h 20m

Chicago O'Hare Intl

Thu 5/11

21:15-18:00

1 stop13h 45m

£632

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 22/10

13:55-09:40

1 stop26h 45m

Chicago O'Hare Intl

Sat 7/11

12:45-13:50

1 stop18h 05m

£632

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 1/10

19:20-09:40

1 stop21h 20m

Chicago O'Hare Intl

Fri 30/10

21:15-13:50

1 stop34h 35m

£632

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 18/9

08:50-19:01

2 stops17h 11m

Chicago O'Hare Intl

Sun 4/10

07:00-20:30

2 stops30h 30m

£635

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 16/9

09:15-09:40

1 stop31h 25m

Chicago O'Hare Intl

Fri 4/12

20:15-08:35

1 stop29h 20m

£664

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 23/10

15:20-09:40

1 stop25h 20m

Chicago O'Hare Intl

Fri 30/10

21:15-13:50

1 stop34h 35m

£664

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 5/10

14:00-08:49

2 stops25h 49m

Chicago O'Hare Intl

Sun 1/11

18:30-11:55

1 stop10h 25m

£710

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 25/9

10:20-22:32

2 stops19h 12m

Chicago O'Hare Intl

Tue 1/12

19:15-10:00

2 stops31h 45m

£711

Flights are sorted by cheapest return flights first.

Deals found on 5/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 return 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

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

Currently, February is the cheapest month in which you can book a flight from Prague to Chicago O'Hare Intl Airport (average of £543). Flying from Prague to Chicago O'Hare Intl Airport in August is currently the most expensive (average of £722). 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 for a return flight from Prague to Chicago O'Hare Intl Airport?

Airfare is below average for this route at the moment.

Prague to Chicago O'Hare Intl Airport flights typically cost between £636 and £774 in September.
The cheapest return price found within the last 5 days was £492 on Icelandair (18 Sept–10 Dec).

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?

    If you book a flight to Chicago O'Hare Intl from Prague, you will be flying from Václav Havel Prague, which is the city’s only airport. Václav Havel Prague (PRG) is located 6.9 mi from the center of Prague. There are 0 flights from Václav Havel Prague to Chicago O'Hare Intl per day from 0 different airlines.

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

    A quick flight from Prague to Chicago O'Hare Intl Airport can take about 26h 45m. Turkish Airlines provides one of the quickest options available for as low as £626. Prague and Chicago O'Hare Intl Airport are separated by a distance of 4531 mi.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Prague to Chicago O'Hare Intl Airport (average of £543). Flying from Prague to Chicago O'Hare Intl Airport in August is currently the most expensive (average of £722). 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

Travelling 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
Elk Grove Village

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to O'Hare Intl from Prague.

Can Cheapflights find flights from Prague to O'Hare Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Prague to O'Hare Intl with no change fees.

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