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.

$257 CHEAP FLIGHTS from Illinois to Dublin

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Flight Deals

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

Thu, Nov 5 - Thu, Nov 12

7:15 pm - 9:25 amORD Chicago O'Hare Intl-DUB Dublin

32h 10m1 stop Kastrup Copenhagen

12:30 pm - 4:45 pmDUB Dublin-ORD Chicago O'Hare Intl

34h 15m1 stop Kastrup Copenhagen

$446Scandinavian Airlines

Wed, Nov 25 - Tue, Dec 1

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

$453Icelandair

Wed, Mar 10 - Wed, Mar 24

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

9h 45m1 stop Reykjavik Keflavik Intl

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

11h 50m1 stop Reykjavik Keflavik Intl

$454Icelandair

Sun, Nov 8 - Thu, Nov 12

7:15 pm - 11:45 amORD Chicago O'Hare Intl-DUB Dublin

34h 30m1 stop Kastrup Copenhagen

7:05 pm - 4:45 pmDUB Dublin-ORD Chicago O'Hare Intl

27h 40m1 stop Kastrup Copenhagen

$467Scandinavian Airlines

Wed, Nov 11 - Tue, Nov 17

7:15 pm - 7:50 pmORD Chicago O'Hare Intl-DUB Dublin

18h 35m2 stops Kastrup Copenhagen Brussels Bruxelles-National

2:35 pm - 4:45 pmDUB Dublin-ORD Chicago O'Hare Intl

32h 10m3 stops Brussels Bruxelles-National Stockholm Arlanda Kastrup Copenhagen

$489Multiple Airlines

Tue, Nov 10 - Tue, Nov 17

7:15 pm - 6:10 pmORD Chicago O'Hare Intl-DUB Dublin

16h 55m2 stops Kastrup Copenhagen Brussels Bruxelles-National

2:35 pm - 4:45 pmDUB Dublin-ORD Chicago O'Hare Intl

32h 10m3 stops Brussels Bruxelles-National Stockholm Arlanda Kastrup Copenhagen

$498Multiple Airlines

Sun, Nov 29 - Fri, Dec 11

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

7h 20mnonstop

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

8h 30mnonstop

$520Aer Lingus

Mon, Nov 16 - Thu, Nov 26

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

$521Aer Lingus

Wed, Mar 10 - Wed, Apr 14

6:00 am - 9:55 amORD Chicago O'Hare Intl-DUB Dublin

21h 55m1 stop Newark

9:20 am - 2:35 pmDUB Dublin-ORD Chicago O'Hare Intl

35h 15m1 stop Vancouver Intl

$532United Airlines

Wed, Mar 10 - Tue, Mar 16

5:00 am - 9:55 amORD Chicago O'Hare Intl-DUB Dublin

22h 55m1 stop Newark

8:00 am - 7:58 amDUB Dublin-ORD Chicago O'Hare Intl

28h 58m1 stop Toronto Pearson Intl

$536United Airlines

Recent last minute flight deals from Illinois to Dublin

Tue, Sep 29 - Tue, Oct 13

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

9h 40m1 stop Reykjavik Keflavik Intl

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

10h 00m1 stop Reykjavik Keflavik Intl

$475Icelandair

Tue, Sep 29 - Fri, Oct 9

5:07 pm - 7:30 amORD Chicago O'Hare Intl-DUB Dublin

32h 23m1 stop Newark

9:50 am - 2:43 pmDUB Dublin-ORD Chicago O'Hare Intl

34h 53m1 stop Vancouver Intl

$571United Airlines

Tue, Sep 29 - Tue, Oct 13

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

7h 25mnonstop

11:35 am - 2:00 pmDUB Dublin-ORD Chicago O'Hare Intl

8h 25mnonstop

$576Aer Lingus

Tue, Sep 29 - Fri, Oct 9

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

7h 25mnonstop

9:50 am - 2:43 pmDUB Dublin-ORD Chicago O'Hare Intl

34h 53m1 stop Vancouver Intl

$578United Airlines

Sun, Sep 27 - Wed, Oct 7

11:05 am - 7:45 amORD Chicago O'Hare Intl-DUB Dublin

14h 40m1 stop Montreal Pierre Elliott Trudeau Intl

9:50 am - 2:43 pmDUB Dublin-ORD Chicago O'Hare Intl

34h 53m1 stop Vancouver Intl

$581Air Canada

Mon, Sep 28 - Wed, Oct 7

2:01 pm - 7:45 amORD Chicago O'Hare Intl-DUB Dublin

11h 44m1 stop Montreal Pierre Elliott Trudeau Intl

9:50 am - 2:43 pmDUB Dublin-ORD Chicago O'Hare Intl

34h 53m1 stop Vancouver Intl

$581Air Canada

Wed, Sep 30 - Wed, Oct 7

9:55 am - 8:15 amORD Chicago O'Hare Intl-DUB Dublin

16h 20m1 stop Toronto Pearson Intl

9:50 am - 8:06 pmDUB Dublin-ORD Chicago O'Hare Intl

16h 16m1 stop Vancouver Intl

$586Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

2:15 pm - 8:15 amORD Chicago O'Hare Intl-DUB Dublin

12h 00m1 stop Toronto Pearson Intl

6:35 pm - 12:35 pmDUB Dublin-ORD Chicago O'Hare Intl

24h 00m1 stop Zurich

$587Multiple Airlines

Wed, Sep 30 - Tue, Oct 13

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

7h 35mnonstop

11:35 am - 2:00 pmDUB Dublin-ORD Chicago O'Hare Intl

8h 25mnonstop

$590Aer Lingus

Mon, Sep 28 - Fri, Oct 2

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

11h 50m1 stop Reykjavik Keflavik Intl

12:15 pm - 6:15 pmDUB Dublin-ORD Chicago O'Hare Intl

12h 00m1 stop Reykjavik Keflavik Intl

$734Icelandair

Useful Info

Low season	January
High season	August
Cheapest flight	$257

Best time to beat the crowds with an average 28% drop in price.

Most popular time to fly and prices are also 1% 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

Kildare

Wicklow

Castleknock

Dundalk

Maynooth

Drogheda

Cavan

Tullamore

Portmarnock

Mullingar

Carlingford

Naas

Gorey

Leixlip

Enniscorthy

Arklow

Slane

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$257 Find Cheap Flights from Illinois to Dublin - Compare and Save

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

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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

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