How does KAYAK find such low prices on flights from Illinois to Dublin?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Dublin. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Dublin?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Dublin from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Dublin?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Dublin with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Dublin?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Dublin from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

€164 Cheap Flights from Illinois to Dublin

KAYAK searches hundreds of travel sites at once for deals on flights to Dublin

...and more

Travellers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest return fare

€359

Overall average: €473

Scandinavian Airlines

Sun 8/2Sun 15/2

ORD - DUB • 2 stops

Cheapest direct flights

€396

Typical prices: €427-€654

Aer Lingus

Mon 9/2Wed 18/2

ORD - DUB • Direct

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Dublin!

Flight Deals

Cheap Flights from Illinois to Dublin

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Illinois to Dublin that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent return flight deals from Illinois to Dublin

Sun, 8 Feb - Sun, 15 Feb

19:10 - 19:35

ORD

DUB

18h 25m2 stops

17:15 - 16:45

DUB

ORD

29h 30m2 stops

€359Scandinavian Airlines

Wed, 4 Feb - Sun, 8 Feb

19:20 - 10:45

ORD

DUB

33h 25m2 stops

19:05 - 16:45

DUB

ORD

27h 40m1 stop

€360Scandinavian Airlines

Thu, 19 Feb - Sun, 22 Feb

19:20 - 18:20

ORD

DUB

17h 00m1 stop

19:05 - 16:45

DUB

ORD

27h 40m1 stop

€362Scandinavian Airlines

Sun, 8 Mar - Sun, 15 Mar

20:20 - 19:35

ORD

DUB

18h 15m2 stops

19:05 - 17:45

DUB

ORD

27h 40m1 stop

€363Scandinavian Airlines

Wed, 21 Jan - Thu, 29 Jan

18:30 - 10:15

ORD

DUB

9h 45m1 stop

11:30 - 17:20

DUB

ORD

11h 50m1 stop

€364Icelandair

Wed, 28 Jan - Wed, 4 Feb

21:50 - 17:10

ORD

DUB

13h 20m1 stop

05:10 - 13:25

DUB

ORD

14h 15m1 stop

€365Lufthansa

Tue, 27 Jan - Tue, 3 Feb

13:15 - 08:10

STL

DUB

12h 55m1 stop

10:40 - 17:43

DUB

STL

13h 03m1 stop

€366Lufthansa

Thu, 22 Jan - Mon, 26 Jan

11:22 - 07:30

STL

DUB

14h 08m1 stop

09:30 - 23:59

DUB

STL

20h 29m1 stop

€368Austrian Airlines

Sun, 26 Apr - Tue, 5 May

22:00 - 16:20

STL

DUB

12h 20m1 stop

10:30 - 19:30

DUB

STL

15h 00m1 stop

€381British Airways

Sun, 26 Apr - Tue, 5 May

22:00 - 16:20

STL

DUB

12h 20m1 stop

20:20 - 19:30

DUB

STL

29h 10m1 stop

€383British Airways

Useful Info

Low season	January
High season	August
Cheapest flight	€164

Best time to beat the crowds (15% less expensive on average)

Most popular time to fly (5% more expensive on average)

Flight from St. Louis to Dublin

How does KAYAK find such low prices on flights from Illinois to Dublin?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Dublin.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Dublin?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Dublin from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Dublin?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Dublin with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Dublin?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Dublin from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Direct departures

Illinois to Dublin

Monday

ANA, Aegean Airlines, Aer Lingus, +55 more

ANA, Aegean Airlines, +56 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +57 more

ANA, Aer Lingus, +58 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aegean Airlines, Aer Lingus, +59 more

ANA, Aegean Airlines, +60 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +65 more

ANA, Aer Lingus, +66 more

See more direct flights

Direct returns

Dublin to Illinois

Monday

ANA, Aegean Airlines, Aer Lingus, +55 more

ANA, Aegean Airlines, +56 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +57 more

ANA, Aer Lingus, +58 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aegean Airlines, Aer Lingus, +59 more

ANA, Aegean Airlines, +60 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +65 more

ANA, Aer Lingus, +66 more

See more direct flights

Athlone

Cavan

Gorey

Wicklow

Dundalk

Swords

Kildare

Naas

Mullingar

Bray

Tullamore

Enniscorthy

Drogheda

Carlingford

Arklow

Castleknock

Maynooth

Leixlip

Thurles

Portmarnock

Everything you need to know for your flight to Dublin

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Dublin

Dublin (DUB)

€164 Find Cheap Flights from Illinois to Dublin

KAYAK searches hundreds of travel sites at once for deals on flights to Dublin

Everything you should know

Cheap Flights from Illinois to Dublin

Recent return flight deals from Illinois to Dublin

Recent one-way flight deals from Illinois to Dublin

Recent last minute flight deals from Illinois to Dublin

Recent direct flight deals from Illinois to Dublin

Good to know

FAQs for booking flights from Illinois to Dublin

How does KAYAK find such low prices on flights from Illinois to Dublin?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Dublin.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Dublin?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Dublin from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Dublin?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Dublin with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Dublin?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Dublin from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Prefer to fly direct from Illinois to Dublin?

Travelling to a place near Dublin?

Everything you need to know for your flight to Dublin

Information on the airport you'll fly into in Dublin

Cabin class types available on flights to Illinois

Complete your trip to Dublin with a hotel stay or car hire

Flights to other popular destinations

Flights from domestic origins to Dublin

Choose which airport to fly into in Dublin

Find deals for your return flight