HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$599+ Cheap flights from Cork (ORK) to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
ORK — ORD
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Cork to Illinois with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 November 2, 2025.

Round-trip from

$599
(Air France)
From Cork to Illinois
Search Deals

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 November 2, 2025.

This Air France deal was found by Cheapflights users on 10/30. 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.
Sun 11/236:00 amORK - ORD
1 stop14h 20mMultiple Airlines
Sun 11/305:20 pmORD - ORK
1 stop15h 40mMultiple Airlines
Deal found 10/30$599
This Delta deal was found by Cheapflights users on 11/2. 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.
Sun 11/236:00 amORK - ORD
2 stops18h 11mDelta
Sun 11/305:20 pmORD - ORK
1 stop15h 40mDelta
Deal found 11/2$602
This Delta deal was found by Cheapflights users on 11/1. 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.
Sun 11/236:00 amORK - MDW
2 stops18h 18mDelta
Sun 11/301:15 pmMDW - ORK
2 stops19h 45mDelta
Deal found 11/1$603
This Delta deal was found by Cheapflights users on 10/31. 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.
Thu 11/276:00 amORK - ORD
2 stops16h 52mDelta
Tue 12/21:23 pmORD - ORK
2 stops21h 22mDelta
Deal found 10/31$610
This KLM deal was found by Cheapflights users on 10/31. 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.
Thu 11/2711:15 amORK - MDW
2 stops18h 25mKLM
Tue 12/21:14 pmMDW - ORK
2 stops15h 31mKLM
Deal found 10/31$614
This American Airlines deal was found by Cheapflights users on 11/2. 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.
Sun 11/237:40 amORK - ORD
1 stop13h 45mAmerican Airlines
Sun 11/306:25 pmORD - ORK
1 stop10h 45mAmerican Airlines
Deal found 11/2$617
This British Airways deal was found by Cheapflights users on 11/1. 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.
Sun 11/237:40 amORK - ORD
2 stops17h 38mBritish Airways
Sun 11/306:25 pmORD - ORK
1 stop23h 00mBritish Airways
Deal found 11/1$625
This Air France deal was found by Cheapflights users on 10/31. 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.
Thu 11/65:15 pmORK - ORD
1 stop27h 05mMultiple Airlines
Thu 11/135:20 pmORD - ORK
1 stop15h 25mMultiple Airlines
Deal found 10/31$673
This Delta deal was found by Cheapflights users on 10/31. 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.
Thu 11/66:00 amORK - MDW
2 stops18h 25mDelta
Thu 11/131:47 pmMDW - ORK
2 stops18h 58mDelta
Deal found 10/31$679
This Delta deal was found by Cheapflights users on 10/31. 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.
Fri 10/315:15 pmORK - MDW
2 stops29h 40mDelta
Tue 11/41:48 pmMDW - ORK
2 stops14h 57mDelta
Deal found 10/31$791
This Delta deal was found by Cheapflights users on 11/1. 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 12/166:00 amORK - MDW
2 stops18h 18mDelta
Tue 12/2312:45 pmMDW - ORK
2 stops22h 00mDelta
Deal found 11/1$939
This KLM deal was found by Cheapflights users on 10/31. 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.
Sat 11/16:00 amORK - MDW
2 stops16h 55mKLM
Sat 11/81:06 pmMDW - ORK
2 stops15h 39mKLM
Deal found 10/31$945

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 November 2, 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

Sun 11/23

6:00 am-2:20 pm

1 stop14h 20m

Chicago O'Hare Intl

Sun 11/30

5:20 pm-3:00 pm

1 stop15h 40m

$599

CorkChicago

ORK - ORD

ORKORD

Cork

Sun 11/23

6:00 am-6:11 pm

2 stops18h 11m

Chicago O'Hare Intl

Sun 11/30

5:20 pm-3:00 pm

1 stop15h 40m

$602

CorkChicago

ORK - MDW

ORKMDW

Cork

Sun 11/23

6:00 am-6:18 pm

2 stops18h 18m

Chicago Midway

Sun 11/30

1:15 pm-3:00 pm

2 stops19h 45m

$603

CorkChicago

ORK - ORD

ORKORD

Cork

Thu 11/27

6:00 am-4:52 pm

2 stops16h 52m

Chicago O'Hare Intl

Tue 12/2

1:23 pm-10:45 am

2 stops15h 22m

$610

CorkChicago

ORK - ORD

ORKORD

Cork

Thu 11/27

6:00 am-4:52 pm

2 stops16h 52m

Chicago O'Hare Intl

Tue 12/2

1:23 pm-4:45 pm

2 stops21h 22m

$610

CorkChicago

ORK - MDW

ORKMDW

Cork

Thu 11/27

11:15 am-11:40 pm

2 stops18h 25m

Chicago Midway

Tue 12/2

1:14 pm-10:45 am

2 stops15h 31m

$614

CorkChicago

ORK - MDW

ORKMDW

Cork

Thu 11/27

6:00 am-11:40 pm

2 stops23h 40m

Chicago Midway

Tue 12/2

1:14 pm-10:45 am

2 stops15h 31m

$614

CorkChicago

ORK - ORD

ORKORD

Cork

Thu 3/5

11:55 am-6:45 pm

1 stop12h 50m

Chicago O'Hare Intl

Mon 3/9

6:30 pm-3:25 pm

2 stops15h 55m

$617

CorkChicago

ORK - MDW

ORKMDW

Cork

Thu 3/5

11:15 am-8:54 am

2 stops27h 39m

Chicago Midway

Mon 3/9

9:30 am-3:00 pm

2 stops24h 30m

$625

CorkChicago

ORK - MDW

ORKMDW

Cork

Tue 12/16

6:00 am-6:18 pm

2 stops18h 18m

Chicago Midway

Tue 12/23

12:45 pm-4:45 pm

2 stops22h 00m

$939

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 11 results
1
2

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
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from Cork to Illinois?

    For as low as $602, Delta can have you in Illinois from Cork in 18h 11m. Airlines will cover a distance of 3617 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cork to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Newark flights
Dublin to John F Kennedy Intl flights
Dublin to Boston flights
Dublin to LaGuardia flights
Dublin to Orlando flights
Dublin to O'Hare Intl flights
Dublin to Miami flights
Dublin to Las Vegas flights
Dublin to Dallas/Fort Worth flights
Dublin to Los Angeles flights
Dublin to San Francisco flights
Shannon to John F Kennedy Intl flights
Dublin to Dulles Intl flights
Shannon to Newark flights
Dublin to Seattle flights
Dublin to Fort Lauderdale flights
Dublin to Nashville flights
Dublin to Philadelphia flights
Dublin to West Palm Beach flights
Dublin to Atlanta flights
Dublin to Ontario flights
Cork to Newark flights
Dublin to Baltimore flights
Dublin to Hobby flights
Dublin to Denver flights
Dublin to Reagan-National flights
Cork to LaGuardia flights
Dublin to Love Field flights
Dublin to George Bush Intcntl flights
Dublin to Cleveland flights
Dublin to Sky Harbor Intl flights
Cork to O'Hare Intl flights
Dublin to Austin flights
Dublin to Indianapolis flights
Dublin to San Diego flights
Shannon to Boston flights
Dublin to Charlotte flights
Dublin to Minneapolis flights
Cork to John F Kennedy Intl flights
Dublin to Raleigh flights
Dublin to Hartford flights
Dublin to Tampa flights
Cork to Orlando flights
Dublin to New Orleans flights
Cork to Seattle flights
Dublin to Burbank flights
Shannon to Orlando flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.