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 round-trip 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>

$259 CHEAP FLIGHTS from Illinois to Dublin

DUB

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Cheap Flights from Illinois to Dublin

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

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Dublin

Mon, Oct 26 - Wed, Nov 4

4:15 pm - 5:10 am

STL

DUB

31h 55m

1 stop

1:00 pm - 3:30 pm

DUB

STL

32h 30m

1 stop

$350Aer Lingus

Tue, Sep 1 - Wed, Sep 16

8:55 am - 5:10 am

STL

DUB

14h 15m

1 stop

1:20 pm - 2:00 pm

DUB

STL

30h 40m

1 stop

$354Aer Lingus

Sun, Nov 1 - Wed, Dec 2

7:15 pm - 6:20 pm

ORD

DUB

17h 05m

1 stop

12:30 pm - 4:45 pm

DUB

ORD

34h 15m

1 stop

$602Scandinavian Airlines

Thu, Jul 23 - Thu, Jul 30

9:50 am - 10:55 am

ORD

DUB

19h 05m

1 stop

9:40 am - 9:00 am

DUB

ORD

29h 20m

2 stops

$604Multiple Airlines

Tue, Nov 10 - Sun, Nov 15

6:30 pm - 10:15 am

ORD

DUB

9h 45m

1 stop

11:30 am - 5:20 pm

DUB

ORD

11h 50m

1 stop

$607Icelandair

Wed, Nov 11 - Mon, Nov 16

6:30 pm - 10:15 am

ORD

DUB

9h 45m

1 stop

11:30 am - 5:20 pm

DUB

ORD

11h 50m

1 stop

$614Icelandair

Sun, Sep 6 - Wed, Dec 23

7:15 pm - 6:20 pm

ORD

DUB

17h 05m

1 stop

7:05 pm - 4:45 pm

DUB

ORD

27h 40m

1 stop

$618Scandinavian Airlines

Tue, Aug 25 - Mon, Aug 31

8:40 pm - 8:20 am

ORD

DUB

29h 40m

2 stops

9:40 am - 9:00 am

DUB

ORD

29h 20m

2 stops

$621Multiple Airlines

Tue, Oct 20 - Fri, Nov 6

6:06 pm - 2:35 pm

EVV

DUB

14h 29m

2 stops

11:30 am - 11:30 pm

DUB

EVV

18h 00m

2 stops

$701American Airlines

Tue, Oct 20 - Fri, Nov 6

12:27 pm - 9:45 am

EVV

DUB

15h 18m

1 stop

11:30 am - 11:30 pm

DUB

EVV

18h 00m

2 stops

$710American Airlines

Useful Info

Low season	January
High season	August
Cheapest flight	$259

Best time to beat the crowds with an average 21% drop in price.

Most popular time to fly and prices are also 4% lower on average.

Flight from Chicago O'Hare Airport 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 round-trip 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.

Swords

Athlone

Malahide

Wicklow

Kildare

Dundalk

Castleknock

Maynooth

Cavan

Drogheda

Naas

Portmarnock

Mullingar

Gorey

Tullamore

Enniscorthy

Leixlip

Carlingford

Slane

Thurles

Everything you need to know for your flight to Dublin

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Complete your trip

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Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Dublin

Dublin (DUB)

DUB

$259 Find Cheap Flights from Illinois to Dublin

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

Cheap Flights from Illinois to Dublin

Recent round-trip 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 round-trip 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.

Traveling 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 rental

Find direct flights for Dublin

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