Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Illinois to Cork from $326

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Cork departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Illinois to Cork

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:05 pm - 3:10 pm
ORD
-
ORK
14h 05m1 stop
American Airlines Logo
7:20 am - 6:15 pm
ORK
-
ORD
16h 55m1 stop
$472American Airlines
Mon, Apr 27 - Wed, May 6
American Airlines Logo
3:53 pm - 10:45 am
ORD
-
ORK
12h 52m2 stops
American Airlines Logo
7:20 am - 6:15 pm
ORK
-
ORD
16h 55m1 stop
$477American Airlines
Mon, Apr 27 - Wed, May 6
KLM Logo
4:20 pm - 4:35 pm
ORD
-
ORK
18h 15m1 stop
KLM Logo
5:10 pm - 2:30 pm
ORK
-
ORD
27h 20m1 stop
$532KLM
Sun, Mar 29 - Sun, Apr 5
KLM Logo
5:25 pm - 11:25 pm
ORD
-
ORK
25h 00m1 stop
KLM Logo
11:15 am - 3:20 pm
ORK
-
ORD
33h 05m1 stop
$533KLM
Sun, Mar 8 - Sat, Mar 14
Delta Logo
10:36 am - 4:45 pm
ORD
-
ORK
24h 09m2 stops
Delta Logo
6:00 am - 3:20 pm
ORK
-
ORD
14h 20m1 stop
$537Delta
Fri, Mar 6 - Fri, Mar 13
Air Canada Logo
4:05 pm - 11:25 pm
STL
-
ORK
25h 20m2 stops
Air Canada Logo
11:55 am - 3:29 pm
ORK
-
STL
56h 34m2 stops
$684Air Canada
Wed, Mar 4 - Sun, Mar 8
Delta Logo
6:20 pm - 3:00 pm
MDW
-
ORK
14h 40m2 stops
Delta Logo
5:15 pm - 10:31 pm
ORK
-
MDW
34h 16m2 stops
$746Delta
Fri, Mar 6 - Thu, Mar 12
Multiple Airlines Logo
11:25 am - 11:10 am
STL
-
ORK
18h 45m3 stops
Multiple Airlines Logo
7:20 am - 3:24 pm
ORK
-
STL
38h 04m2 stops
$807Multiple Airlines
Wed, Mar 25 - Sat, Apr 4
Air Canada Logo
4:05 pm - 11:25 pm
STL
-
ORK
26h 20m2 stops
Air Canada Logo
7:20 am - 9:57 pm
ORK
-
STL
20h 37m3 stops
$813Air Canada
Wed, Mar 25 - Sat, Apr 4
Multiple Airlines Logo
4:05 pm - 3:25 pm
STL
-
ORK
18h 20m2 stops
Multiple Airlines Logo
7:20 am - 9:57 pm
ORK
-
STL
20h 37m3 stops
$862Multiple Airlines
Fri, Mar 27 - Sat, Apr 4

American Airlines flights from Illinois to Cork

Our best American Airlines deals on Illinois to Cork flight tickets
American Airlines
Apr 27
ORD7:05 pmChicago O'Hare Intl
14h 05m
1 stop
ORK3:10 pmCork
May 6
ORK7:20 amCork
16h 55m
1 stop
ORD6:15 pmChicago O'Hare Intl
$472
Find similar
American Airlines
Apr 27
ORD3:53 pmChicago O'Hare Intl
12h 52m
2 stops
ORK10:45 amCork
May 6
ORK7:20 amCork
16h 55m
1 stop
ORD6:15 pmChicago O'Hare Intl
$477
Find similar
American Airlines
Apr 27
ORD3:53 pmChicago O'Hare Intl
12h 52m
2 stops
ORK10:45 amCork
May 6
ORK7:20 amCork
18h 15m
2 stops
ORD7:35 pmChicago O'Hare Intl
$483
Find similar

Air Canada flights from Illinois to Cork

Our best Air Canada deals on Illinois to Cork flight tickets
Air Canada
Mar 4
STL4:05 pmLambert-St Louis
25h 20m
2 stops
ORK11:25 pmCork
Mar 8
ORK11:55 amCork
56h 34m
2 stops
STL3:29 pmLambert-St Louis
$684
Find similar
Air Canada
Mar 8
ORD3:35 pmChicago O'Hare Intl
38h 35m
2 stops
ORK11:10 amCork
Mar 14
ORK8:10 pmCork
29h 00m
2 stops
ORD8:10 pmChicago O'Hare Intl
$726
Find similar
Air Canada
Mar 7
ORD12:50 pmChicago O'Hare Intl
16h 20m
2 stops
ORK11:10 amCork
Mar 14
ORK7:40 amCork
17h 30m
2 stops
ORD8:10 pmChicago O'Hare Intl
$778
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 27, 2025.
Use the filters below to find and compare flights from Illinois to Cork that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Mon 4/27

7:05 pm-3:10 pm

1 stop14h 05m

Cork

Wed 5/6

7:20 am-6:15 pm

1 stop16h 55m

$472

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Mon 4/27

3:53 pm-10:45 am

2 stops12h 52m

Cork

Wed 5/6

7:20 am-6:15 pm

1 stop16h 55m

$477

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Sun 3/29

4:20 pm-4:35 pm

1 stop18h 15m

Cork

Sun 4/5

5:10 pm-2:30 pm

1 stop27h 20m

$532

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Sun 3/8

5:25 pm-11:25 pm

1 stop25h 00m

Cork

Sat 3/14

11:15 am-3:20 pm

1 stop33h 05m

$533

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Fri 3/6

10:36 am-4:45 pm

2 stops24h 09m

Cork

Fri 3/13

6:00 am-3:20 pm

1 stop14h 20m

$537

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Wed 3/4

4:05 pm-11:25 pm

2 stops25h 20m

Cork

Sun 3/8

11:55 am-3:29 pm

2 stops56h 34m

$684

ChicagoCork

MDW - ORK

MDWORK

Chicago Midway

Fri 3/6

6:20 pm-3:00 pm

2 stops14h 40m

Cork

Thu 3/12

5:15 pm-10:31 pm

2 stops34h 16m

$746

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Wed 3/25

11:25 am-11:10 am

3 stops18h 45m

Cork

Sat 4/4

7:20 am-3:24 pm

2 stops38h 04m

$807

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Wed 3/25

4:05 pm-11:25 pm

2 stops26h 20m

Cork

Sat 4/4

7:20 am-9:57 pm

3 stops20h 37m

$813

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Fri 3/27

4:05 pm-3:25 pm

2 stops18h 20m

Cork

Sat 4/4

7:20 am-9:57 pm

3 stops20h 37m

$862

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

See travel insights to Cork from

How to get the cheapest flight ticket from Illinois to Cork

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Cork?

The month of March is, on average, the cheapest month to fly to Cork from Illinois, with most prices found around $579. If you are unable to visit Cork during the month of March, then departing from Illinois during the month November is also very affordable. Most momondo users find prices during this month for around $581.

What is the cheapest day to depart on your flight to Cork?

According to our data, Monday is the cheapest day to fly to Cork from Illinois. The lowest ticket price found for a Monday departure recently was $771. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Cork is Friday, with ticket prices averaging around $989.

What is the cheapest time of day to depart on your flight to Cork?

According to our data, the cheapest time of day to fly to Cork is at noon. momondo users have found flights departing from Illinois to Cork at noon for as low as $615. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $877. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Illinois to Cork flights?

You could potentially save up to 80% on your flight if you consider stops on a Illinois to Cork flight.

Cheap Illinois to Cork flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Cork

Fastest flight time

14h 55m

Direct flights

None
The fastest flight from Illinois to Cork takes 14h 55m
There are no direct flights from Illinois to Cork. There are no popular flight routes from Illinois to Cork.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Cork Airport?

    Prices for flights from Illinois to Cork Airport refresh daily.

  • How many operators does momondo search for flights from Illinois to Cork Airport?

  • How old do you have to be to fly from Illinois to Cork Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Cork Airport.

  • What documentation or ID do you need to fly to Cork Airport?

    The travel and health documents required for your trip to Cork Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cork Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Illinois to Cork

Compare and see reviews for airlines that fly from Illinois to Cork with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $533Free CancellationRating
7.2
11,067 reviews
Search American Airlines flights

Traveling to a place near Cork?

Book flights to Cork if you plan to visit one of these locations
Kinsale
Cobh
Midleton
Skibbereen
Clonakilty
Youghal

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Cork?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cork from Illinois.

Can I find flights from Illinois to Cork with flexible booking policies on momondo?

Flights from Illinois to Cork with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Illinois to Cork?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Cork.

I’m not ready to book a flight from Illinois to Cork right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Cork now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cork and let you know when they change.

An easier way to manage your Cork trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 1/26
Mon 2/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland