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Cheap flights from Prague to Chicago O'Hare Intl Airport from £509

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/12. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — ORD
7 Jan — 14 Jan1
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 8 December 2025.

Sun 14/1208:55PRG - ORD
1 stop12h 25mDelta
Fri 16/117:20ORD - PRG
1 stop16h 45mDelta
Deal found 7/12£509
Tue 16/1214:30PRG - ORD
1 stop30h 50mDelta
Sat 17/116:25ORD - PRG
1 stop14h 20mDelta
Deal found 7/12£514
Tue 23/1211:50PRG - ORD
2 stops18h 54mUnited Airlines
Fri 23/108:52ORD - PRG
2 stops22h 03mUnited Airlines
Deal found 7/12£639
Sun 28/1215:00PRG - ORD
2 stops15h 44mUnited Airlines
Sun 4/115:20ORD - PRG
1 stop11h 30mUnited Airlines
Deal found 6/12£643
Sat 27/1206:50PRG - ORD
1 stop12h 20mUnited Airlines
Sun 4/115:20ORD - PRG
1 stop11h 30mUnited Airlines
Deal found 6/12£652
Sat 27/1206:50PRG - ORD
2 stops23h 54mUnited Airlines
Mon 5/118:25ORD - PRG
1 stop21h 00mUnited Airlines
Deal found 6/12£655
Sun 28/1215:00PRG - ORD
2 stops15h 44mUnited Airlines
Tue 6/118:25ORD - PRG
1 stop12h 40mUnited Airlines
Deal found 6/12£682
Sat 27/1206:50PRG - ORD
1 stop12h 20mUnited Airlines
Tue 6/118:25ORD - PRG
1 stop12h 40mUnited Airlines
Deal found 6/12£691

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 8 December 2025.

Round-trip from

£509

Popular in

February

Cheapest in

September

Average price

£615
Delta
  • Delta
  • 26/2-3/5
  • 2 total stops
  • 52h 25m total
  • Prague to Chicago
Search Deals
Highest demand for flights based on searches. 33% potential increase in price (£267 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 19% potential price decrease (£91 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 8 December 2025.
Use the filters below to find and compare flights from Prague to Chicago O'Hare Intl Airport that are best for you.

Fly from

Prague

Fly to

O'Hare Intl

Route

Depart

Return

Price

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Wed 21/1

06:00-14:20

1 stop15h 20m

Chicago O'Hare Intl

Wed 28/1

10:35-11:40

2 stops18h 05m

£509

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 15/1

14:30-23:59

2 stops16h 29m

Chicago O'Hare Intl

Wed 28/1

13:58-11:40

2 stops14h 42m

£513

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 15/1

14:30-14:20

1 stop30h 50m

Chicago O'Hare Intl

Wed 28/1

11:16-08:25

2 stops14h 09m

£514

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 26/2

08:55-21:57

2 stops20h 02m

Chicago O'Hare Intl

Sun 3/5

17:10-21:45

1 stop21h 35m

£514

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Sat 14/3

06:00-20:15

2 stops20h 15m

Chicago O'Hare Intl

Sun 22/3

09:37-08:25

2 stops16h 48m

£517

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 26/2

15:00-16:45

1 stop32h 45m

Chicago O'Hare Intl

Sun 1/3

19:20-18:40

1 stop16h 20m

£521

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 27/4

19:20-09:40

1 stop21h 20m

Chicago O'Hare Intl

Thu 30/4

19:50-18:25

1 stop15h 35m

£561

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 27/4

09:15-09:40

1 stop31h 25m

Chicago O'Hare Intl

Sat 2/5

19:50-08:20

1 stop29h 30m

£561

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Tue 3/2

09:35-10:05

1 stop31h 30m

Chicago O'Hare Intl

Sat 2/5

11:25-13:00

1 stop18h 35m

£561

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 27/4

09:00-22:59

2 stops20h 59m

£593

Flights are sorted by cheapest return flights first.

Deals found on 6/12

Showing 1-10 of 11 results
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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, April is the cheapest month in which you can book a flight from Prague to Chicago O'Hare Intl Airport (average of £354). Flying from Prague to Chicago O'Hare Intl Airport in February is currently the most expensive (average of £737). 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.

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 15h 20m. Delta provides one of the quickest options available for as low as £509. Prague and Chicago O'Hare Intl Airport are separated by a distance of 4531 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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, April is the cheapest month in which you can book a flight from Prague to Chicago O'Hare Intl Airport (average of £354). Flying from Prague to Chicago O'Hare Intl Airport in February is currently the most expensive (average of £737). 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
Downers Grove
Elk Grove Village

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

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