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$456+ Cheap flights from Cork (ORK) to Illinois

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORK — ORD
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Cork to Illinois

Keep the following information in mind while searching for Cork to Illinois flight deals. Data was last updated junio 12, 2025.

Round-trip from

$602
(Air France)

One-way from

$456
(Cheapflightsfares)
From Cork to Illinois
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One-way flight from Cork to Illinois
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Find flight deals from Cork to Illinois

Cheapest flights from Cork to Illinois
Explore the most affordable flight options available from Cork to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Air France deal was found by Cheapflights users on 6/11. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/296:00 amORK - ORD
1 stop14h 10mMultiple Airlines
dom. 8/315:10 pmORD - ORK
1 stop15h 30mMultiple Airlines
Deal found 6/11$602
This KLM deal was found by Cheapflights users on 6/12. 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.
jue. 10/301:25 pmORK - ORD
1 stop31h 05mKLM
dom. 11/25:20 pmORD - ORK
1 stop15h 40mKLM
Deal found 6/12$608
This British Airways deal was found by Cheapflights users on 6/10. 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.
vie. 8/298:30 pmORK - ORD
1 stop25h 25mBritish Airways
dom. 8/315:40 pmORD - ORK
1 stop11h 05mBritish Airways
Deal found 6/10$609
This American Airlines deal was found by Cheapflights users on 6/11. 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.
lun. 10/277:40 amORK - ORD
2 stops28h 18mAmerican Airlines
dom. 11/24:40 pmORD - ORK
2 stops16h 45mAmerican Airlines
Deal found 6/11$613
This Delta deal was found by Cheapflights users on 6/10. 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.
jue. 10/306:00 amORK - ORD
2 stops22h 53mDelta
dom. 11/25:20 pmORD - ORK
1 stop15h 40mDelta
Deal found 6/10$643
This Delta deal was found by Cheapflights users on 6/11. 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.
sáb. 7/266:00 amORK - MDW
2 stops21h 42mDelta
sáb. 8/25:53 pmMDW - ORK
2 stops13h 37mDelta
Deal found 6/11$667
This Bravofly deal was found by Cheapflights users on 6/12. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/175:20 pmORK - MDW
2 stops31h 20mMultiple Airlines
lun. 7/216:20 pmMDW - ORK
2 stops14h 40mMultiple Airlines
Deal found 6/12$949

Cheapflights Fare Finder

Customize your flight search to find flights from Cork to Illinois 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 junio 12, 2025.
Use the filters below to find and compare flights from Cork to Illinois that are best for you.

Fly from

Cork

Fly to

Illinois

Route

Depart

Return

Price

CorkChicago

ORK - ORD

ORKORD

Cork

vie. 8/29

6:00 am-2:10 pm

1 stop14h 10m

Chicago O'Hare Intl

dom. 8/31

5:10 pm-2:40 pm

1 stop15h 30m

$602

CorkChicago

ORK - ORD

ORKORD

Cork

jue. 10/30

1:25 pm-3:30 pm

1 stop31h 05m

Chicago O'Hare Intl

dom. 11/2

5:20 pm-3:00 pm

1 stop15h 40m

$608

CorkChicago

ORK - ORD

ORKORD

Cork

vie. 8/29

8:30 pm-3:55 pm

1 stop25h 25m

Chicago O'Hare Intl

dom. 8/31

5:40 pm-10:45 am

1 stop11h 05m

$609

CorkChicago

ORK - ORD

ORKORD

Cork

lun. 10/27

7:40 am-6:58 am

2 stops28h 18m

Chicago O'Hare Intl

dom. 11/2

4:40 pm-3:25 pm

2 stops16h 45m

$613

CorkChicago

ORK - ORD

ORKORD

Cork

jue. 10/30

6:00 am-11:53 pm

2 stops22h 53m

Chicago O'Hare Intl

dom. 11/2

5:20 pm-3:00 pm

1 stop15h 40m

$643

CorkChicago

ORK - MDW

ORKMDW

Cork

sáb. 7/26

6:00 am-9:42 pm

2 stops21h 42m

Chicago Midway

sáb. 8/2

5:53 pm-1:30 pm

2 stops13h 37m

$667

CorkChicago

ORK - MDW

ORKMDW

Cork

jue. 7/17

6:00 am-5:39 pm

2 stops17h 39m

Chicago Midway

lun. 7/21

6:20 pm-3:00 pm

2 stops14h 40m

$1,098

CorkChicago

ORK - ORD

ORKORD

Cork

lun. 7/7

8:30 pm-7:00 pm

2 stops28h 30m

$456

CorkChicago

ORK - ORD

ORKORD

Cork

dom. 9/7

6:00 am-5:04 pm

2 stops17h 04m

$676

CorkChicago

ORK - MDW

ORKMDW

Cork

dom. 9/7

6:00 am-5:37 pm

2 stops17h 37m

$676

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 12 results
1
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Best time to book a flight from Cork to Illinois

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

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated junio 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and American Airlines from Cork to Illinois to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,117 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.6
Okay
7,008 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Cork (ORK), located 4.0 mi from the city center, is the airport you fly out of when you book flights from Cork to Illinois.

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

    One-way options have recently been found by users for as low as $456 on Aer Lingus. Other airlines that offer cheap prices include Delta from $676 and British Airways from $809 one-way.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Cork to Illinois (average of $245). Flying from Cork to Illinois in March is currently the most expensive (average of $321). 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 Cork to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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