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Cheap flights from Illinois to Dublin from €167

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 Dublin departing on 16/2. 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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Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
19:25 - 13:15
ORD
-
DUB
11h 50m
1 stop
Icelandair Logo
14:15 - 18:15
DUB
-
ORD
10h 00m
1 stop
€358Icelandair
Wed, 22 Apr - Thu, 30 Apr
Icelandair Logo
19:25 - 13:15
ORD
-
DUB
11h 50m
1 stop
Icelandair Logo
12:15 - 18:15
DUB
-
ORD
12h 00m
1 stop
€359Icelandair
Wed, 15 Apr - Wed, 29 Apr
Icelandair Logo
18:30 - 10:15
ORD
-
DUB
9h 45m
1 stop
Icelandair Logo
11:30 - 18:20
DUB
-
ORD
11h 50m
1 stop
€362Icelandair
Mon, 2 Mar - Tue, 17 Mar
Lufthansa Logo
22:50 - 17:10
ORD
-
DUB
13h 20m
1 stop
Lufthansa Logo
11:45 - 21:05
DUB
-
ORD
14h 20m
1 stop
€366Lufthansa
Tue, 10 Mar - Thu, 19 Mar
Scandinavian Airlines Logo
19:15 - 10:55
ORD
-
DUB
33h 40m
2 stops
Scandinavian Airlines Logo
11:40 - 16:10
DUB
-
ORD
58h 30m
2 stops
€367Scandinavian Airlines
Sat, 18 Apr - Wed, 22 Apr
Lufthansa Logo
15:50 - 11:00
STL
-
DUB
13h 10m
1 stop
Lufthansa Logo
05:10 - 14:55
DUB
-
STL
14h 45m
1 stop
€378Lufthansa
Wed, 4 Mar - Wed, 11 Mar
Multiple Airlines Logo
16:05 - 08:15
STL
-
DUB
10h 10m
1 stop
Multiple Airlines Logo
06:05 - 13:25
DUB
-
STL
13h 20m
1 stop
€387Multiple Airlines
Mon, 13 Apr - Fri, 24 Apr
United Airlines Logo
12:15 - 10:20
STL
-
DUB
16h 05m
1 stop
United Airlines Logo
09:00 - 22:14
DUB
-
STL
43h 14m
2 stops
€388United Airlines
Sat, 21 Feb - Mon, 2 Mar
Multiple Airlines Logo
16:05 - 08:15
STL
-
DUB
10h 10m
1 stop
Multiple Airlines Logo
05:55 - 13:25
DUB
-
STL
13h 30m
1 stop
€390Multiple Airlines
Tue, 14 Apr - Wed, 22 Apr
United Airlines Logo
08:30 - 08:10
STL
-
DUB
17h 40m
2 stops
United Airlines Logo
09:00 - 22:14
DUB
-
STL
43h 14m
2 stops
€391United Airlines
Sat, 21 Feb - Mon, 2 Mar

Icelandair flights from Illinois to Dublin

Our best Icelandair deals on Illinois to Dublin flight tickets
Icelandair
22 Apr
ORD19:25Chicago O'Hare Intl
11h 50m
1 stop
DUB13:15Dublin
30 Apr
DUB14:15Dublin
10h 00m
1 stop
ORD18:15Chicago O'Hare Intl
€358
Icelandair
2 Mar
ORD18:30Chicago O'Hare Intl
9h 45m
1 stop
DUB10:15Dublin
17 Mar
DUB11:30Dublin
11h 50m
1 stop
ORD18:20Chicago O'Hare Intl
€362
Icelandair
24 Feb
ORD18:30Chicago O'Hare Intl
9h 45m
1 stop
DUB10:15Dublin
6 Mar
DUB11:30Dublin
11h 50m
1 stop
ORD17:20Chicago O'Hare Intl
€363

Delta flights from Illinois to Dublin

Our best Delta deals on Illinois to Dublin flight tickets
Delta
2 Mar
MDW12:45Chicago Midway
13h 00m
1 stop
DUB07:45Dublin
10 Mar
DUB09:45Dublin
12h 37m
1 stop
MDW17:22Chicago Midway
€400
Delta
21 Feb
STL06:10Lambert-St Louis
19h 35m
1 stop
DUB07:45Dublin
1 Mar
DUB05:55Dublin
16h 47m
2 stops
STL16:42Lambert-St Louis
€409
Delta
4 Mar
MDW12:45Chicago Midway
13h 00m
1 stop
DUB07:45Dublin
11 Mar
DUB05:55Dublin
17h 45m
2 stops
MDW18:40Chicago Midway
€410

momondo Fare Finder

 
Customise your flight search to find flights from Illinois to Dublin 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 5 February 2026.
Use the filters below to find and compare flights from Illinois to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 22/4

19:25-13:15

1 stop11h 50m

Dublin

Thu 30/4

14:15-18:15

1 stop10h 00m

€358

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 15/4

19:25-13:15

1 stop11h 50m

Dublin

Wed 29/4

12:15-18:15

1 stop12h 00m

€359

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 2/3

18:30-10:15

1 stop9h 45m

Dublin

Tue 17/3

11:30-18:20

1 stop11h 50m

€362

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Tue 10/3

22:50-17:10

1 stop13h 20m

Dublin

Thu 19/3

11:45-21:05

1 stop14h 20m

€366

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sat 18/4

19:15-10:55

2 stops33h 40m

Dublin

Wed 22/4

11:40-16:10

2 stops58h 30m

€367

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Wed 4/3

15:50-11:00

1 stop13h 10m

Dublin

Wed 11/3

05:10-14:55

1 stop14h 45m

€378

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Mon 13/4

16:05-08:15

1 stop10h 10m

Dublin

Fri 24/4

06:05-13:25

1 stop13h 20m

€387

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sat 21/2

12:15-10:20

1 stop16h 05m

Dublin

Mon 2/3

09:00-22:14

2 stops43h 14m

€388

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 14/4

16:05-08:15

1 stop10h 10m

Dublin

Wed 22/4

05:55-13:25

1 stop13h 30m

€390

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sat 21/2

08:30-08:10

2 stops17h 40m

Dublin

Mon 2/3

09:00-22:14

2 stops43h 14m

€391

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Dublin from

How to get the cheapest flight ticket from Illinois to Dublin

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 Dublin?

If you aren’t able to travel during the month of February, then book flights to Dublin from Illinois during January instead. Flights to Dublin in January, while not as cheap as those in February, still average around €477.

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

Our data shows that Thursday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €540. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around €734. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

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

Our data shows that the cheapest Illinois to Dublin flights are usually those with departure times in the evening. Our users have found flights to Dublin in the evening for as low as €618. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are €640 on average. Flights to Dublin from Illinois in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Illinois to Dublin flight route?

Fly from Chicago O'Hare Intl to Dublin for the best Illinois - Dublin flight prices

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €578 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Illinois for as low as €543 on momondo.

What cabin class options are available on Illinois to Dublin flights?

There is only 1 cabin class available to choose from on Illinois to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Dublin flights?

No. A direct flight is the cheapest option for a flight between Illinois to Dublin.

Cheap Illinois to Dublin flight deals and tips

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

Best price found

€359

Fastest flight time

7h 15m

Direct flights

Every day

Airports in Dublin

1 airport
The best flight deal from Illinois to Dublin found on momondo in the last 72 hours is €359
The fastest flight from Illinois to Dublin takes 7h 15m
Direct flights go from Illinois to Dublin every day.
There is 1 airport in Dublin. From Illinois there are direct flights to Dublin (DUB).
Search flight deals

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Dublin Airport.

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

    The travel and health documents required for your trip to Dublin 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 licence, and a passport valid for six-months after you plan to arrive at Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Illinois to Dublin?

Best airlines flying from Illinois to Dublin

Compare and see reviews for airlines that fly from Illinois to Dublin with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom €299Free CancellationRating
7.2
1,445 reviews
Search Aer Lingus flights
United AirlinesPriceFrom €443Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Cavan
Naas
Swords
Dundalk
Tullamore
Kildare
Bray
Mullingar
Enniscorthy
Maynooth
Gorey
Malahide
Carlingford
Leixlip
Arklow
Castleknock
Drogheda

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Dublin . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Dublin from Illinois with this policy.

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

Once you have performed a search for Illinois to Dublin flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Illinois to Dublin flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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