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Cork

$483+ Cheap flights from Illinois to Cork (ORK)

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ORK
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Illinois to Cork

Keep the following information in mind while searching for Illinois to Cork flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$765
(Delta)

One-way from

$483
(Air France)

Popular in

April

Cheapest in

September

Average price

$1,001
Provider with most accurate pricing for Chicago (CHI)-Cork flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Cork flights.
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From Illinois to Cork
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One-way flight from Illinois to Cork
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Highest demand for flights based on searches. 3% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Illinois to Cork

Cheapest flights from Illinois to Cork
Explore the most affordable flight options available from Illinois to Cork. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/54:20 pmORD - ORK
1 stop24h 05mKLM
Fri 8/156:00 amORK - ORD
1 stop14h 10mKLM
Deal found 4/28$680
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/52:00 pmORD - ORK
2 stops20h 50mDelta
Fri 8/156:00 amORK - ORD
1 stop14h 10mDelta
Deal found 4/28$684
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/57:21 pmMDW - ORK
2 stops21h 04mDelta
Fri 8/156:00 amORK - MDW
2 stops21h 47mDelta
Deal found 4/28$694
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/295:14 pmSTL - ORK
2 stops16h 01mAmerican Airlines
Mon 8/1111:45 amORK - STL
2 stops18h 10mAmerican Airlines
Deal found 4/28$758
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/117:04 amORD - ORK
2 stops33h 41mMultiple Airlines
Wed 6/189:45 pmORK - ORD
2 stops30h 20mMultiple Airlines
Deal found 4/28$782
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/510:30 amSTL - ORK
2 stops21h 00mDelta
Tue 7/226:00 amORK - STL
2 stops20h 36mDelta
Deal found 4/28$887
This Gurufare deal was found by Cheapflights users on 4/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/214:52 pmSTL - ORK
2 stops24h 53mBritish Airways
Fri 8/111:45 amORK - STL
2 stops17h 12mBritish Airways
Deal found 4/28$973
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/59:15 amSTL - ORK
3 stops19h 30mMultiple Airlines
Tue 7/228:30 pmORK - STL
2 stops24h 46mMultiple Airlines
Deal found 4/28$1,004
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2012:00 pmORD - ORK
2 stops16h 45mAir Canada
Mon 6/28:30 pmORK - ORD
2 stops24h 25mAir Canada
Deal found 4/28$1,042
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/203:20 pmORD - ORK
2 stops13h 25mAmerican Airlines
Mon 6/27:20 amORK - ORD
1 stop15h 25mAmerican Airlines
Deal found 4/28$1,045
This British Airways deal was found by Cheapflights users on 4/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/124:55 pmORD - ORK
1 stop16h 20mBritish Airways
Sun 6/157:20 amORK - ORD
1 stop13h 25mBritish Airways
Deal found 4/28$1,048
This Booking.com deal was found by Cheapflights users on 4/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/59:09 amSTL - ORK
3 stops19h 36mAir Canada
Tue 7/228:30 pmORK - STL
2 stops29h 30mAir Canada
Deal found 4/28$1,058

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Cork 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 April 29, 2025.
Use the filters below to find and compare flights from Illinois to Cork that are best for you.

Fly from

Illinois

Fly to

Cork

Route

Depart

Return

Price

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Wed 6/4

10:00 am-9:45 pm

3 stops29h 45m

Cork

Wed 6/11

10:20 am-6:44 pm

2 stops38h 24m

$741

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Tue 7/29

5:14 pm-3:15 pm

2 stops16h 01m

Cork

Mon 8/11

11:45 am-11:55 pm

2 stops18h 10m

$758

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Sun 5/25

4:20 pm-11:30 pm

1 stop25h 10m

Cork

Tue 6/10

5:10 pm-2:10 pm

1 stop27h 00m

$759

ChicagoCork

MDW - ORK

MDWORK

Chicago Midway

Sun 5/25

6:25 pm-4:35 pm

2 stops16h 10m

Cork

Tue 6/10

6:00 am-6:41 pm

2 stops18h 41m

$765

ChicagoCork

MDW - ORK

MDWORK

Chicago Midway

Tue 6/3

6:25 pm-4:35 pm

2 stops16h 10m

Cork

Tue 6/10

6:00 am-5:40 pm

2 stops17h 40m

$804

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Sun 5/25

4:20 pm-11:30 pm

1 stop25h 10m

Cork

Mon 6/9

5:10 pm-2:10 pm

1 stop27h 00m

$809

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Tue 7/15

10:30 pm-4:25 pm

1 stop11h 55m

Cork

Mon 7/21

5:10 pm-7:55 pm

1 stop32h 45m

$823

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Sat 7/5

10:30 am-1:30 pm

2 stops21h 00m

Cork

Tue 7/22

6:00 am-8:36 pm

2 stops20h 36m

$887

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Mon 7/21

4:52 pm-11:45 pm

2 stops24h 53m

Cork

Fri 8/1

11:45 am-10:57 pm

2 stops17h 12m

$973

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Sat 7/5

9:15 am-10:45 am

3 stops19h 30m

Cork

Tue 7/22

8:30 pm-3:16 pm

2 stops24h 46m

$1,004

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 22 results
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Best time to book a flight from Illinois to Cork

Have a flexible travel schedule? Discover the best time to fly to Cork from Illinois 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 Illinois to Cork

What is the cheapest month to book a flight from Illinois to Cork?

Currently, November is the cheapest month in which you can book a flight from Illinois to Cork (average of $644). Flying from Illinois to Cork in June is currently the most expensive (average of $1,279). 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.

What is the cheapest time of day to fly from IL to ORK?

Find hourly flight availability from Illinois to Cork. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Cork as you normally would.

Rainfall in Cork by month

Plan your trip to Cork by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cork ranges from 2.4 - 4.7 inches per month. January is typically the wettest month, when rainfall can reach 4.7 in. April is typically the driest time to visit Cork when rainfall is around 2.4 in.

Temperature in Cork by month

Plan your trip to Cork by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cork, 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 59.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Cork

Get insights into the airlines that provide service to Cork. 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 Cork. Reviews last updated April 29, 2025.
To help decide which airline to fly from Illinois to Cork, see what other customers have to say about Delta, KLM and SWISS. 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
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,587 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,444 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Cork. 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 into for flights to Cork from Illinois?

    For a flight from Illinois to Cork, you will be flying into Cork. Cork (ORK) is just 4.0 mi from the center of the city.

  • What are the cheapest airlines to fly from Illinois to Cork one-way?

    The cheapest airlines for a one-way flight from Illinois to Cork are Air France ($483), SWISS ($738), and KLM ($743).

  • What are the most popular routes from Illinois to Cork?

    Most travelers choose Chicago O'Hare Intl - Cork, Lambert-St Louis - Cork or Chicago Midway - Cork when deciding on the best route from Illinois to Cork.

  • Can I find deals for flights from Illinois to Cork that include hotel bookings?

    Yes. In addition to deals on Illinois to Cork flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Cork?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Cork.

  • Can I find deals for business class flights from Illinois to Cork?

    Yes. Cheapflights offers flight deals from Illinois to Cork 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 Illinois to Cork?

    Currently, November is the cheapest month in which you can book a flight from Illinois to Cork (average of $644). Flying from Illinois to Cork in June is currently the most expensive (average of $1,279). 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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Alternative routes for Illinois to Cork

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Illinois to Cork

Discover the top airline that operate flights from Illinois to Cork. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$528Average$685FlexibilityNo cancel feeOn-time71%

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