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$474+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORK — ORD
Oct 19 — Oct 261
Sun 10/19
Sun 10/26
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 September 19, 2025.

Round-trip from

$508
(Delta)

One-way from

$474
(Kiwi.com)
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 September 19, 2025.

This Air France deal was found by Cheapflights users on 9/17. 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 9/256:00 amORK - ORD
1 stop14h 10mMultiple Airlines
Mon 9/295:10 pmORD - ORK
1 stop15h 30mMultiple Airlines
Deal found 9/17$479
This Delta deal was found by Cheapflights users on 9/17. 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 9/256:00 amORK - ORD
1 stop14h 10mDelta
Mon 9/291:00 pmORD - ORK
2 stops19h 40mDelta
Deal found 9/17$480
This Delta deal was found by Cheapflights users on 9/17. 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 9/256:00 amORK - MDW
2 stops18h 35mDelta
Mon 9/296:15 pmMDW - ORK
2 stops14h 25mDelta
Deal found 9/17$509
This Delta deal was found by Cheapflights users on 9/17. 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 10/306:00 amORK - MDW
2 stops17h 25mDelta
Sun 11/21:08 pmMDW - ORK
2 stops19h 52mDelta
Deal found 9/17$550
This Delta deal was found by Cheapflights users on 9/17. 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 10/306:00 amORK - ORD
2 stops20h 19mDelta
Sun 11/21:25 pmORD - ORK
2 stops19h 35mDelta
Deal found 9/17$580
This Air France deal was found by Cheapflights users on 9/18. 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 10/305:15 pmORK - ORD
1 stop27h 05mMultiple Airlines
Sun 11/25:20 pmORD - ORK
1 stop15h 40mMultiple Airlines
Deal found 9/18$594
This KLM deal was found by Cheapflights users on 9/17. 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 10/306:00 amORK - ORD
2 stops15h 11mKLM
Mon 11/34:25 pmORD - ORK
1 stop25h 00mKLM
Deal found 9/17$615
This Delta deal was found by Cheapflights users on 9/17. 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 10/306:00 amORK - ORD
2 stops15h 11mDelta
Mon 11/39:52 amORD - ORK
2 stops18h 53mDelta
Deal found 9/17$655

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 September 19, 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

Thu 3/5

5:15 pm-2:20 pm

1 stop27h 05m

Chicago O'Hare Intl

Mon 3/9

5:25 pm-4:45 pm

1 stop18h 20m

$508

CorkChicago

ORK - MDW

ORKMDW

Cork

Thu 3/5

6:00 am-12:35 pm

2 stops36h 35m

Chicago Midway

Mon 3/9

5:59 pm-12:55 pm

2 stops37h 56m

$513

CorkChicago

ORK - MDW

ORKMDW

Cork

Thu 10/30

6:00 am-6:25 pm

2 stops17h 25m

Chicago Midway

Sun 11/2

1:08 pm-3:00 pm

2 stops19h 52m

$550

CorkChicago

ORK - ORD

ORKORD

Cork

Thu 3/5

1:25 pm-2:20 pm

1 stop30h 55m

Chicago O'Hare Intl

Mon 3/9

5:25 pm-12:55 pm

1 stop14h 30m

$564

CorkChicago

ORK - ORD

ORKORD

Cork

Thu 10/30

6:00 am-9:19 pm

2 stops20h 19m

Chicago O'Hare Intl

Sun 11/2

1:25 pm-3:00 pm

2 stops19h 35m

$580

CorkChicago

ORK - ORD

ORKORD

Cork

Thu 10/30

5:15 pm-3:20 pm

1 stop27h 05m

Chicago O'Hare Intl

Sun 11/2

5:20 pm-3:00 pm

1 stop15h 40m

$594

CorkChicago

ORK - ORD

ORKORD

Cork

Sun 10/26

6:00 pm-4:23 pm

2 stops51h 23m

$474

CorkChicago

ORK - MDW

ORKMDW

Cork

Sun 10/26

6:00 pm-11:38 am

3 stops46h 38m

$504

CorkChicago

ORK - ORD

ORKORD

Cork

Sun 10/26

5:35 pm-7:45 pm

1 stop31h 10m

$675

CorkChicago

ORK - ORD

ORKORD

Cork

Sun 10/26

5:35 pm-2:50 pm

1 stop26h 15m

$706

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/18

Showing 1-10 of 11 results
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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
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 $508, Delta can have you in Illinois from Cork in 27h 05m. Airlines will cover a distance of 3617 mi.

  • 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 $675 on Aer Lingus. Other airlines that offer cheap prices include British Airways from $706 and Delta from $1,051 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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