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Cheap flights from Illinois to Dublin from €206

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 6/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
19:20 - 11:45
ORD
-
DUB
34h 25m2 stops
Scandinavian Airlines Logo
10:10 - 16:45
DUB
-
ORD
12h 35m1 stop
€358Scandinavian Airlines
Sat, 17 Jan - Sat, 24 Jan
Scandinavian Airlines Logo
20:20 - 18:20
ORD
-
DUB
17h 00m1 stop
Scandinavian Airlines Logo
10:10 - 17:45
DUB
-
ORD
12h 35m1 stop
€358Scandinavian Airlines
Sun, 8 Mar - Sat, 14 Mar
Lufthansa Logo
13:15 - 08:10
STL
-
DUB
12h 55m1 stop
Lufthansa Logo
05:10 - 13:55
DUB
-
STL
14h 45m1 stop
€358Lufthansa
Thu, 22 Jan - Wed, 28 Jan
Scandinavian Airlines Logo
19:20 - 11:45
ORD
-
DUB
34h 25m1 stop
Scandinavian Airlines Logo
10:10 - 16:55
DUB
-
ORD
12h 45m1 stop
€359Scandinavian Airlines
Wed, 21 Jan - Sun, 25 Jan
Scandinavian Airlines Logo
19:20 - 18:20
ORD
-
DUB
17h 00m1 stop
Scandinavian Airlines Logo
11:30 - 16:45
DUB
-
ORD
35h 15m2 stops
€361Scandinavian Airlines
Mon, 26 Jan - Tue, 10 Feb
Scandinavian Airlines Logo
19:20 - 18:20
ORD
-
DUB
17h 00m1 stop
Scandinavian Airlines Logo
10:10 - 16:45
DUB
-
ORD
12h 35m1 stop
€362Scandinavian Airlines
Sat, 28 Feb - Sat, 7 Mar
TAP AIR PORTUGAL Logo
19:10 - 10:20
ORD
-
DUB
33h 10m1 stop
TAP AIR PORTUGAL Logo
16:55 - 15:00
DUB
-
ORD
28h 05m1 stop
€365TAP AIR PORTUGAL
Wed, 21 Jan - Tue, 27 Jan
Icelandair Logo
18:30 - 10:15
ORD
-
DUB
9h 45m1 stop
Icelandair Logo
11:30 - 17:20
DUB
-
ORD
11h 50m1 stop
€367Icelandair
Fri, 23 Jan - Tue, 10 Feb
Lufthansa Logo
13:15 - 08:10
STL
-
DUB
12h 55m1 stop
Lufthansa Logo
10:40 - 17:43
DUB
-
STL
13h 03m1 stop
€369Lufthansa
Thu, 8 Jan - Thu, 15 Jan
Austrian Airlines Logo
11:22 - 07:30
STL
-
DUB
14h 08m1 stop
Austrian Airlines Logo
09:30 - 23:59
DUB
-
STL
20h 29m1 stop
€369Austrian Airlines
Tue, 27 Jan - Tue, 3 Feb

TAP AIR PORTUGAL flights from Illinois to Dublin

Our best TAP AIR PORTUGAL deals on Illinois to Dublin flight tickets
TAP AIR PORTUGAL
21 Jan
ORD19:10Chicago O'Hare Intl
33h 10m
1 stop
DUB10:20Dublin
27 Jan
DUB16:55Dublin
28h 05m
1 stop
ORD15:00Chicago O'Hare Intl
€365
Find similar
TAP AIR PORTUGAL
11 Jan
ORD20:25Chicago O'Hare Intl
13h 45m
1 stop
DUB16:10Dublin
20 Jan
DUB16:55Dublin
28h 05m
1 stop
ORD15:00Chicago O'Hare Intl
€369
Find similar
TAP AIR PORTUGAL
11 Jan
ORD20:25Chicago O'Hare Intl
13h 45m
1 stop
DUB16:10Dublin
20 Jan
DUB16:55Dublin
28h 05m
1 stop
ORD15:00Chicago O'Hare Intl
€372
Find similar

Austrian Airlines flights from Illinois to Dublin

Our best Austrian Airlines deals on Illinois to Dublin flight tickets
Austrian Airlines
27 Jan
STL11:22Lambert-St Louis
14h 08m
1 stop
DUB07:30Dublin
3 Feb
DUB09:30Dublin
20h 29m
1 stop
STL23:59Lambert-St Louis
€369
Find similar
Austrian Airlines
27 Jan
STL11:22Lambert-St Louis
14h 08m
1 stop
DUB07:30Dublin
10 Feb
DUB09:30Dublin
20h 29m
1 stop
STL23:59Lambert-St Louis
€410
Find similar

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 12 December 2025.
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

Sat 17/1

19:20-11:45

2 stops34h 25m

Dublin

Sat 24/1

10:10-16:45

1 stop12h 35m

€358

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 8/3

20:20-18:20

1 stop17h 00m

Dublin

Sat 14/3

10:10-17:45

1 stop12h 35m

€358

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Thu 22/1

13:15-08:10

1 stop12h 55m

Dublin

Wed 28/1

05:10-13:55

1 stop14h 45m

€358

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 21/1

19:20-11:45

1 stop34h 25m

Dublin

Sun 25/1

10:10-16:55

1 stop12h 45m

€359

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 26/1

19:20-18:20

1 stop17h 00m

Dublin

Tue 10/2

11:30-16:45

2 stops35h 15m

€361

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sat 28/2

19:20-18:20

1 stop17h 00m

Dublin

Sat 7/3

10:10-16:45

1 stop12h 35m

€362

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 21/1

19:10-10:20

1 stop33h 10m

Dublin

Tue 27/1

16:55-15:00

1 stop28h 05m

€365

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Fri 23/1

18:30-10:15

1 stop9h 45m

Dublin

Tue 10/2

11:30-17:20

1 stop11h 50m

€367

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Thu 8/1

13:15-08:10

1 stop12h 55m

Dublin

Thu 15/1

10:40-17:43

1 stop13h 03m

€369

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 27/1

11:22-07:30

1 stop14h 08m

Dublin

Tue 3/2

09:30-23:59

1 stop20h 29m

€369

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 €481.

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 €553. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around €740. 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 €623. If you have a flexible travel schedule, then try to avoid flying at midday when prices are €777 on average. Flights to Dublin from Illinois at midday 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 €596 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 €568 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

€629

Fastest flight time

7h 20m

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 €629
The fastest flight from Illinois to Dublin takes 7h 20m
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 €306Free CancellationRating
7.2
1,394 reviews
Search Aer Lingus flights
United AirlinesPriceFrom €488Free CancellationRating
7.4
9,095 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
Swords
Dundalk
Tullamore
Kildare
Enniscorthy
Bray
Naas
Mullingar
Carlingford
Arklow
Maynooth
Gorey
Malahide
Leixlip
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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