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.

$258 CHEAP FLIGHTS from Illinois to Dublin

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Cheap Flights from Illinois to Dublin

Cheap flights from Illinois to Dublin with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Last minute

Direct

Tue, Nov 10 - Tue, Nov 17

3:55 pm - 5:15 amORD Chicago O'Hare Intl-DUB Dublin

7h 20mnonstop

11:30 am - 2:10 pmDUB Dublin-ORD Chicago O'Hare Intl

8h 40mnonstop

$568Aer Lingus

Mon, Dec 7 - Thu, Dec 17

6:30 pm - 10:15 amORD Chicago O'Hare Intl-DUB Dublin

9h 45m1 stop Reykjavik Keflavik Intl

11:30 am - 5:20 pmDUB Dublin-ORD Chicago O'Hare Intl

11h 50m1 stop Reykjavik Keflavik Intl

$569Icelandair

Wed, Dec 2 - Tue, Dec 8

6:30 pm - 10:15 amORD Chicago O'Hare Intl-DUB Dublin

9h 45m1 stop Reykjavik Keflavik Intl

11:30 am - 5:20 pmDUB Dublin-ORD Chicago O'Hare Intl

11h 50m1 stop Reykjavik Keflavik Intl

$569Icelandair

Wed, Dec 9 - Thu, Jan 21

3:55 pm - 5:15 amORD Chicago O'Hare Intl-DUB Dublin

7h 20mnonstop

4:40 pm - 7:15 pmDUB Dublin-ORD Chicago O'Hare Intl

8h 35mnonstop

$572Aer Lingus

Wed, Apr 14 - Tue, May 11

7:15 pm - 6:20 pmORD Chicago O'Hare Intl-DUB Dublin

17h 05m1 stop Kastrup Copenhagen

12:40 pm - 4:10 pmDUB Dublin-ORD Chicago O'Hare Intl

33h 30m1 stop Kastrup Copenhagen

$593Scandinavian Airlines

Sat, Dec 5 - Tue, Dec 8

7:10 pm - 11:45 amORD Chicago O'Hare Intl-DUB Dublin

34h 35m1 stop Kastrup Copenhagen

7:05 pm - 4:55 pmDUB Dublin-ORD Chicago O'Hare Intl

27h 50m1 stop Kastrup Copenhagen

$601Scandinavian Airlines

Wed, Nov 11 - Wed, Nov 18

6:30 am - 10:15 amORD Chicago O'Hare Intl-DUB Dublin

21h 45m2 stops Denver Intl Reykjavik Keflavik Intl

11:30 am - 12:21 amDUB Dublin-ORD Chicago O'Hare Intl

18h 51m2 stops Reykjavik Keflavik Intl Denver Intl

$606Multiple Airlines

Tue, Nov 10 - Tue, Nov 17

6:30 am - 10:15 amORD Chicago O'Hare Intl-DUB Dublin

21h 45m2 stops Denver Intl Reykjavik Keflavik Intl

11:30 am - 12:21 amDUB Dublin-ORD Chicago O'Hare Intl

18h 51m2 stops Reykjavik Keflavik Intl Denver Intl

$615Multiple Airlines

Sun, Feb 28 - Thu, Mar 4

4:20 pm - 4:30 pmORD Chicago O'Hare Intl-DUB Dublin

18h 10m1 stop Frankfurt am Main

5:10 am - 1:10 pmDUB Dublin-ORD Chicago O'Hare Intl

14h 00m1 stop Frankfurt am Main

$670Lufthansa

Mon, Mar 1 - Mon, Mar 8

4:20 pm - 11:00 amORD Chicago O'Hare Intl-DUB Dublin

12h 40m1 stop Frankfurt am Main

5:55 pm - 6:25 pmDUB Dublin-ORD Chicago O'Hare Intl

30h 30m1 stop Munich Franz Josef Strauss

$727Lufthansa

Sun, Oct 18 - Thu, Oct 22

7:25 pm - 1:15 pmORD Chicago O'Hare Intl-DUB Dublin

11h 50m1 stop Reykjavik Keflavik Intl

2:15 pm - 6:15 pmDUB Dublin-ORD Chicago O'Hare Intl

10h 00m1 stop Reykjavik Keflavik Intl

$635Icelandair

Wed, Oct 21 - Tue, Nov 3

6:00 pm - 12:05 amORD Chicago O'Hare Intl-DUB Dublin

24h 05m1 stop Lisbon Humberto Delgado

4:55 pm - 3:30 pmDUB Dublin-ORD Chicago O'Hare Intl

28h 35m1 stop Lisbon Humberto Delgado

$636TAP AIR PORTUGAL

Tue, Oct 20 - Fri, Oct 30

7:25 pm - 11:05 amORD Chicago O'Hare Intl-DUB Dublin

9h 40m1 stop Reykjavik Keflavik Intl

11:30 am - 6:20 pmDUB Dublin-ORD Chicago O'Hare Intl

11h 50m1 stop Reykjavik Keflavik Intl

$643Icelandair

Thu, Oct 22 - Tue, Nov 3

6:00 pm - 12:05 amORD Chicago O'Hare Intl-DUB Dublin

24h 05m1 stop Lisbon Humberto Delgado

4:55 pm - 3:30 pmDUB Dublin-ORD Chicago O'Hare Intl

28h 35m1 stop Lisbon Humberto Delgado

$656TAP AIR PORTUGAL

Wed, Oct 21 - Wed, Nov 4

3:45 pm - 5:10 amORD Chicago O'Hare Intl-DUB Dublin

7h 25mnonstop

3:50 pm - 6:20 pmDUB Dublin-ORD Chicago O'Hare Intl

8h 30mnonstop

$690Aer Lingus

Wed, Oct 21 - Thu, Nov 5

9:00 pm - 10:35 amORD Chicago O'Hare Intl-DUB Dublin

7h 35mnonstop

11:30 am - 2:10 pmDUB Dublin-ORD Chicago O'Hare Intl

8h 40mnonstop

$690Aer Lingus

Wed, Oct 21 - Thu, Nov 5

5:00 am - 11:10 amORD Chicago O'Hare Intl-DUB Dublin

24h 10m1 stop Newark

9:00 am - 7:54 amDUB Dublin-ORD Chicago O'Hare Intl

28h 54m1 stop Toronto Pearson Intl

$779United Airlines

Wed, Oct 21 - Wed, Nov 4

3:35 pm - 4:55 pmORD Chicago O'Hare Intl-DUB Dublin

19h 20m1 stop Munich Franz Josef Strauss

5:10 am - 1:10 pmDUB Dublin-ORD Chicago O'Hare Intl

14h 00m1 stop Frankfurt am Main

$781Lufthansa

Wed, Oct 21 - Thu, Nov 5

8:20 pm - 9:45 amORD Chicago O'Hare Intl-DUB Dublin

7h 25mnonstop

9:00 am - 7:58 pmDUB Dublin-ORD Chicago O'Hare Intl

16h 58m1 stop Toronto Pearson Intl

$786United Airlines

Sun, Oct 18 - Fri, Nov 6

3:35 pm - 9:55 amORD Chicago O'Hare Intl-DUB Dublin

12h 20m1 stop Munich Franz Josef Strauss

11:45 am - 8:05 pmDUB Dublin-ORD Chicago O'Hare Intl

14h 20m1 stop Frankfurt am Main

$796Lufthansa

Low season	January
High season	August
Cheapest flight	$258

Best time to beat the crowds with an average 24% drop in price.

Most popular time to fly and prices are also 2% 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

Castleknock

Kildare

Dundalk

Drogheda

Maynooth

Cavan

Tullamore

Portmarnock

Carlingford

Mullingar

Naas

Arklow

Leixlip

Gorey

Thurles

Enniscorthy

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$258 Find Cheap Flights from Illinois to Dublin - Compare and Save

Cheap Flights from Illinois to Dublin

Cheap flights from Illinois to Dublin with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Illinois to Dublin

Traveling to a place near Dublin?

More options for your flight to Dublin

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

Information on the airport you'll fly into in Dublin

Cabin class types available on flights to Illinois

Find direct flights for Dublin

Flights from domestic origins to Dublin

Flights to other popular destinations