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Cheap flights from Prague to Chicago O'Hare Intl Airport from £371

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — ORD
5 May — 12 May1
1 adult

Cheap 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 30 April 2025.

Round-trip from

£503

One-way from

£371

Popular in

July

Cheapest in

October

Average price

£517
Delta
  • Delta
  • 16/5-29/5
  • 3 total stops
  • 30h 10m total
  • Prague to Chicago
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Air Serbia
  • Air Serbia
  • 3/6
  • 1 total stop
  • 36h 10m total
  • Prague to Chicago
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£42 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find 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 30 April 2025.

Thu 4/1210:25PRG - ORD
1 stop13h 20mScandinavian Airlines
Thu 19/320:20ORD - PRG
1 stop18h 05mScandinavian Airlines
Deal found 29/4£435
Wed 3/1214:50PRG - ORD
1 stop26h 20mTurkish Airlines
Sat 21/321:20ORD - PRG
1 stop15h 15mTurkish Airlines
Deal found 29/4£465
Fri 16/506:00PRG - ORD
1 stop15h 10mDelta
Thu 29/513:45ORD - PRG
2 stops15h 00mDelta
Deal found 30/4£503
Sat 24/506:00PRG - ORD
1 stop15h 10mKLM
Sun 25/516:20ORD - PRG
1 stop18h 20mKLM
Deal found 29/4£506
Fri 9/507:10PRG - ORD
1 stop16h 50mBritish Airways
Sun 25/517:40ORD - PRG
1 stop12h 55mBritish Airways
Deal found 30/4£524
Thu 12/608:50PRG - ORD
2 stops21h 35mMultiple Airlines
Sat 5/706:15ORD - PRG
2 stops26h 35mMultiple Airlines
Deal found 29/4£528
Sat 29/1109:30PRG - ORD
1 stop14h 10mAir Serbia
Sat 21/318:40ORD - PRG
1 stop32h 05mAir Serbia
Deal found 29/4£568
Wed 7/506:00PRG - ORD
2 stops33h 02mUnited Airlines
Sun 11/508:40ORD - PRG
2 stops22h 00mUnited Airlines
Deal found 28/4£573
Fri 4/706:20PRG - ORD
1 stop12h 50mSWISS
Fri 18/714:20ORD - PRG
1 stop16h 45mSWISS
Deal found 30/4£583
Mon 9/606:20PRG - ORD
1 stop13h 10mLufthansa
Tue 24/614:01ORD - PRG
2 stops15h 54mLufthansa
Deal found 30/4£591
Fri 16/514:00PRG - ORD
1 stop14h 15mIcelandair
Thu 29/508:45ORD - PRG
2 stops21h 20mIcelandair
Deal found 30/4£632
Mon 9/616:45PRG - ORD
2 stops33h 00mAustrian Airlines
Tue 24/616:05ORD - PRG
2 stops22h 45mAustrian Airlines
Deal found 30/4£633

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 30 April 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

Fri 16/5

06:00-14:10

1 stop15h 10m

Chicago O'Hare Intl

Thu 29/5

13:45-11:45

2 stops15h 00m

£503

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Sat 24/5

06:00-14:10

1 stop15h 10m

Chicago O'Hare Intl

Sun 25/5

16:20-17:40

1 stop18h 20m

£506

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Thu 12/6

08:50-23:25

2 stops21h 35m

Chicago O'Hare Intl

Sat 5/7

06:15-15:50

2 stops26h 35m

£528

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 16/5

21:00-11:45

1 stop21h 45m

Chicago O'Hare Intl

Thu 29/5

22:25-10:15

1 stop28h 50m

£550

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 4/7

06:00-15:50

2 stops16h 50m

Chicago O'Hare Intl

Sat 19/7

14:20-14:05

1 stop16h 45m

£576

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 4/7

06:20-12:10

1 stop12h 50m

Chicago O'Hare Intl

Fri 18/7

14:20-14:05

1 stop16h 45m

£583

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 9/6

06:20-12:30

1 stop13h 10m

Chicago O'Hare Intl

Tue 24/6

14:01-12:55

2 stops15h 54m

£591

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 16/5

14:00-21:15

1 stop14h 15m

Chicago O'Hare Intl

Thu 29/5

08:45-13:05

2 stops21h 20m

£632

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Mon 9/6

16:45-18:45

2 stops33h 00m

Chicago O'Hare Intl

Tue 24/6

16:05-21:50

2 stops22h 45m

£633

PragueChicago

PRG - ORD

PRGORD

Václav Havel Prague

Fri 23/5

13:45-16:10

1 stop33h 25m

Chicago O'Hare Intl

Sun 8/6

18:00-21:20

2 stops20h 20m

£857

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 17 results
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

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

Use this chart to determine the optimal time to book a return flight from Prague to O'Hare Intl. Price data was last updated on 25 April 2025.

To ensure you get the cheapest price possible for a flight from Prague to Chicago O'Hare Intl Airport, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Prague to Chicago O'Hare Intl Airport (average of £595). Flying from Prague to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £843). 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.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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 30 April 2025.
To help decide which airline to fly from Prague to Chicago, see what other customers have to say about Delta, KLM and Finnair. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,936 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    Delta, at £503, was found to be the cheapest airline from Prague to Chicago O'Hare Intl Airport.Alternate airlines flying return to your destination include KLM and British Airways. Delta is priced at 9% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Air Serbia. According to our data, you can fly for as low as £371. Users have also found prices from £486 and £525 on Finnair and TAP AIR PORTUGAL, respectively.

  • 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, January is the cheapest month in which you can book a flight from Prague to Chicago O'Hare Intl Airport (average of £595). Flying from Prague to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £843). 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

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