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Cork

$248+ 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 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ORK
dic. 3 — dic. 101
mié. 12/3
mié. 12/10
1 adult, Economy
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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 noviembre 3, 2025.

This Air France deal was found by Cheapflights users on 11/3. 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.
dom. 11/95:20 pmORD - ORK
1 stop15h 40mMultiple Airlines
mar. 11/2511:15 amORK - ORD
1 stop33h 05mMultiple Airlines
Deal found 11/3$460
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/48:35 pmORD - ORK
1 stop18h 25mAmerican Airlines
jue. 2/127:40 amORK - ORD
1 stop17h 05mAmerican Airlines
Deal found 11/1$520
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.
mié. 12/34:25 pmORD - ORK
1 stop12h 20mDelta
dom. 12/76:00 amORK - ORD
1 stop14h 20mDelta
Deal found 11/2$524
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.
mié. 12/39:59 amMDW - ORK
2 stops31h 26mDelta
dom. 12/711:15 amORK - MDW
2 stops42h 32mDelta
Deal found 11/2$539
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.
sáb. 11/84:25 pmORD - ORK
1 stop12h 20mDelta
sáb. 11/156:00 amORK - ORD
1 stop14h 20mDelta
Deal found 11/1$574
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/302:08 pmSTL - ORK
2 stops15h 02mAmerican Airlines
lun. 12/157:40 amORK - STL
2 stops17h 03mAmerican Airlines
Deal found 11/1$610
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.
jue. 12/410:49 amMDW - ORK
2 stops17h 56mDelta
jue. 2/126:00 amORK - MDW
2 stops17h 37mDelta
Deal found 11/1$610
This Delta deal was found by Cheapflights users on 11/3. 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.
dom. 11/99:34 amMDW - ORK
2 stops19h 11mDelta
mar. 11/256:00 amORK - MDW
2 stops18h 18mDelta
Deal found 11/3$617
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.
jue. 12/255:55 pmSTL - ORK
2 stops14h 50mDelta
mié. 12/3111:15 amORK - STL
2 stops27h 43mDelta
Deal found 11/2$859
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.
mié. 12/245:13 pmSTL - ORK
2 stops39h 32mDelta
mié. 12/316:00 amORK - STL
2 stops23h 38mDelta
Deal found 11/2$866
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.
vie. 12/269:47 amSTL - ORK
2 stops24h 58mDelta
mié. 12/3111:15 amORK - STL
2 stops18h 23mDelta
Deal found 11/2$1,078
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.
jue. 12/255:55 pmSTL - ORK
2 stops14h 50mDelta
mar. 12/3011:15 amORK - STL
2 stops18h 27mDelta
Deal found 11/2$1,104

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 noviembre 3, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$470
(American Airlines)

One-way from

$248
(Mytrip)

Popular in

September

Cheapest in

March

Average price

$734
Provider with most accurate pricing for Chicago (CHI)-Cork flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Cork flights.
Search Deals
From Illinois to Cork
Search Deals
One-way flight from Illinois to Cork
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($101 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 noviembre 3, 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

dom. 11/9

5:20 pm-3:00 pm

1 stop15h 40m

Cork

mar. 11/25

11:15 am-2:20 pm

1 stop33h 05m

$460

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

dom. 11/9

5:20 pm-3:00 pm

1 stop15h 40m

Cork

mar. 11/25

11:15 am-2:20 pm

1 stop33h 05m

$460

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

mié. 12/3

4:25 pm-10:45 am

1 stop12h 20m

Cork

dom. 12/7

6:00 am-2:20 pm

1 stop14h 20m

$524

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

jue. 12/4

9:45 pm-9:00 pm

1 stop17h 15m

Cork

jue. 2/12

7:40 am-7:45 pm

2 stops18h 05m

$530

ChicagoCork

MDW - ORK

MDWORK

Chicago Midway

mié. 12/3

9:59 am-11:25 pm

2 stops31h 26m

Cork

dom. 12/7

11:15 am-11:47 pm

2 stops42h 32m

$539

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

sáb. 11/8

4:25 pm-10:45 am

1 stop12h 20m

Cork

sáb. 11/15

6:00 am-2:20 pm

1 stop14h 20m

$574

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

sáb. 11/8

4:25 pm-10:45 am

1 stop12h 20m

Cork

sáb. 11/15

6:00 am-2:20 pm

1 stop14h 20m

$574

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

mar. 1/6

12:01 pm-11:10 am

2 stops17h 09m

Cork

mar. 1/20

7:40 am-9:15 pm

2 stops19h 35m

$585

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

dom. 11/30

2:08 pm-11:10 am

2 stops15h 02m

Cork

lun. 12/15

7:40 am-6:43 pm

2 stops17h 03m

$610

ChicagoCork

MDW - ORK

MDWORK

Chicago Midway

jue. 12/4

10:49 am-10:45 am

2 stops17h 56m

Cork

jue. 2/12

6:00 am-5:37 pm

2 stops17h 37m

$610

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

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 $492). Flying from Illinois to Cork in June is currently the most expensive (average of $760). 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 noviembre 3, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 46% on flights from Illinois to Cork by exploring options for tickets at noon.

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.

  • How long is the flight from Illinois to Cork?

    Airlines like KLM, Delta, and American Airlines fly from Illinois to Cork in about 12h 20m. The time it takes to get you to your destination can typically vary by up to 4h 49m. Illinois and Cork are separated by a distance of 3617 mi. This flight may include one or multiple stops.

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

    Most travelers choose Lambert-St Louis - Cork, Chicago O'Hare Intl - 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 $492). Flying from Illinois to Cork in June is currently the most expensive (average of $760). 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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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 noviembre 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$534Average$666FlexibilityNo cancel feeOn-time71%

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