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Cheap flights from Illinois to Cork from €402

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 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Illinois to Cork

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
17:10 - 14:40
ORD
-
ORK
15h 30m
1 stop
KLM Logo
17:15 - 14:30
ORK
-
ORD
27h 15m
1 stop
€656KLM
Tue, 18 Aug - Tue, 25 Aug
KLM Logo
16:20 - 22:35
ORD
-
ORK
24h 15m
1 stop
KLM Logo
17:10 - 14:30
ORK
-
ORD
27h 20m
1 stop
€660KLM
Tue, 15 Sep - Tue, 22 Sep
KLM Logo
16:20 - 22:35
ORD
-
ORK
24h 15m
1 stop
KLM Logo
06:15 - 14:15
ORK
-
ORD
14h 00m
1 stop
€661KLM
Tue, 15 Sep - Tue, 22 Sep
Delta Logo
13:30 - 14:40
ORD
-
ORK
19h 10m
2 stops
Delta Logo
10:50 - 23:57
ORK
-
ORD
19h 07m
2 stops
€669Delta
Tue, 15 Sep - Tue, 22 Sep
KLM Logo
17:10 - 14:40
ORD
-
ORK
15h 30m
1 stop
KLM Logo
06:15 - 14:15
ORK
-
ORD
14h 00m
1 stop
€709KLM
Mon, 28 Sep - Sat, 24 Oct
KLM Logo
17:10 - 14:40
ORD
-
ORK
15h 30m
1 stop
KLM Logo
06:15 - 14:15
ORK
-
ORD
14h 00m
1 stop
€712KLM
Mon, 3 Aug - Fri, 14 Aug
Multiple Airlines Logo
17:20 - 14:40
ORD
-
ORK
15h 20m
2 stops
Multiple Airlines Logo
06:15 - 14:15
ORK
-
ORD
14h 00m
1 stop
€716Multiple Airlines
Mon, 3 Aug - Fri, 14 Aug
Multiple Airlines Logo
18:10 - 14:40
ORD
-
ORK
14h 30m
2 stops
Multiple Airlines Logo
06:15 - 16:33
ORK
-
ORD
16h 18m
2 stops
€721Multiple Airlines
Mon, 28 Sep - Sat, 24 Oct
Delta Logo
10:50 - 10:15
ORD
-
ORK
17h 25m
2 stops
Delta Logo
06:15 - 14:15
ORK
-
ORD
14h 00m
1 stop
€755Delta
Sat, 22 Aug - Sun, 30 Aug
Delta Logo
13:52 - 14:25
MDW
-
ORK
18h 33m
2 stops
Delta Logo
06:15 - 18:01
ORK
-
MDW
17h 46m
2 stops
€764Delta
Sat, 22 Aug - Sun, 30 Aug

KLM flights from Illinois to Cork

Our best KLM deals on Illinois to Cork flight tickets
KLM
18 Aug
ORD17:10Chicago O'Hare Intl
15h 30m
1 stop
ORK14:40Cork
25 Aug
ORK17:15Cork
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
€656
KLM
15 Sept
ORD16:20Chicago O'Hare Intl
24h 15m
1 stop
ORK22:35Cork
22 Sept
ORK17:10Cork
27h 20m
1 stop
ORD14:30Chicago O'Hare Intl
€660
KLM
15 Sept
ORD16:20Chicago O'Hare Intl
24h 15m
1 stop
ORK22:35Cork
22 Sept
ORK06:15Cork
14h 00m
1 stop
ORD14:15Chicago O'Hare Intl
€661

Aer Lingus flights from Illinois to Cork

Our best Aer Lingus deals on Illinois to Cork flight tickets
Aer Lingus
5 Jul
ORD21:00Chicago O'Hare Intl
16h 50m
2 stops
ORK19:50Cork
13 Jul
ORK20:30Cork
23h 30m
2 stops
ORD14:00Chicago O'Hare Intl
€838
Aer Lingus
5 Jul
ORD21:15Chicago O'Hare Intl
20h 35m
1 stop
ORK23:50Cork
13 Jul
ORK20:30Cork
23h 30m
2 stops
ORD14:00Chicago O'Hare Intl
€848
Aer Lingus
29 Jun
ORD21:00Chicago O'Hare Intl
16h 50m
2 stops
ORK19:50Cork
6 Jul
ORK20:30Cork
23h 30m
2 stops
ORD14:00Chicago O'Hare Intl
€860

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 17 May 2026.
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

Cheapest return flight

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Tue 18/8

17:10-14:40

1 stop15h 30m

Cork

Tue 25/8

17:15-14:30

1 stop27h 15m

€656

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Tue 15/9

16:20-22:35

1 stop24h 15m

Cork

Tue 22/9

17:10-14:30

1 stop27h 20m

€660

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Tue 15/9

16:20-22:35

1 stop24h 15m

Cork

Tue 22/9

06:15-14:15

1 stop14h 00m

€661

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Tue 15/9

13:30-14:40

2 stops19h 10m

Cork

Tue 22/9

10:50-23:57

2 stops19h 07m

€669

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Mon 28/9

17:10-14:40

1 stop15h 30m

Cork

Sat 24/10

06:15-14:15

1 stop14h 00m

€709

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Mon 3/8

17:10-14:40

1 stop15h 30m

Cork

Fri 14/8

06:15-14:15

1 stop14h 00m

€712
Fastest return journey

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Mon 3/8

17:20-14:40

2 stops15h 20m

Cork

Fri 14/8

06:15-14:15

1 stop14h 00m

€716

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Mon 28/9

18:10-14:40

2 stops14h 30m

Cork

Sat 24/10

06:15-16:33

2 stops16h 18m

€721

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

Sat 22/8

10:50-10:15

2 stops17h 25m

Cork

Sun 30/8

06:15-14:15

1 stop14h 00m

€755

ChicagoCork

MDW - ORK

MDWORK

Chicago Midway

Sat 22/8

13:52-14:25

2 stops18h 33m

Cork

Sun 30/8

06:15-18:01

2 stops17h 46m

€764

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 January is, on average, the cheapest month to fly to Cork from Illinois, with most prices found around €0. If you aren’t able to travel to Cork during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of €405.

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

15h 30m

Direct flights

None
The fastest flight from Illinois to Cork takes 15h 30m
There are no direct flights from Illinois to Cork. There are no popular flight routes from Illinois to Cork.
Search flight deals

Frequently asked questions about flying from Illinois to Cork

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

    Prices for flights from Illinois to Cork Airport are updated daily.

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify 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 necessary travel and health documents for your Cork Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Cork?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Cork. momondo saves you time and could save you money on your trip.

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?

Once all potential Illinois to Cork flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Cork from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Cork trip

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