How many flights depart from Illinois to Dublin on average per week?

As of May 2026, 141 flights take off from Illinois and land in Dublin each week. The most common flight departure day for this route is Fri, with 15% of weekly flights taking off on this day.

What airlines fly to Dublin?

Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to Dublin from Illinois according to our data. Aer Lingus is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 15 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Illinois to Dublin?

Aer Lingus, JetBlue, and United Airlines are the most popular carriers operating from Illinois to Dublin

How many flights depart from Illinois to Dublin on average per day?

As of May 2026, 20 flights take off from Illinois and land in Dublin each day. The most common flight departure time for this route is 8:00PM, with 71% of daily flights taking off in the evening.

How long does it take to fly to Dublin?

Average flight duration from Illinois to Dublin depends on which airport you fly into and out of. Flying from Chicago to Dublin is 8h 11m on average, while flying from Peoria to Dublin is 10h 02m on average. Dublin is the most popular airport in Dublin.

When did momondo last update prices for flights from Illinois to Dublin Airport?

Prices for flights from Illinois to Dublin Airport were last updated today.

How many operators does momondo search for flights from Illinois to Dublin Airport?

The number of operators available for flights from Illinois to Dublin Airport is 16 as of May 2026.

How old do you have to be to fly from Illinois to Dublin Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Dublin Airport.

What documentation or ID do you need to fly to Dublin Airport?

The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$191 Cheap Flights from Illinois to Dublin in 2026

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Find the cheapest flights from Illinois to Dublin

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:55 am - 5:10 am

STL

DUB

14h 15m

1 stop

1:20 pm - 8:00 pm

DUB

STL

12h 40m

1 stop

$325Aer Lingus

Wed, Sep 9 - Tue, Sep 15

8:55 am - 5:10 am

STL

DUB

14h 15m

1 stop

1:20 pm - 8:00 pm

DUB

STL

12h 40m

1 stop

$361Aer Lingus

Wed, Sep 16 - Tue, Sep 22

8:55 am - 5:10 am

STL

DUB

14h 15m

1 stop

1:20 pm - 2:00 pm

DUB

STL

30h 40m

1 stop

$371Aer Lingus

Wed, Sep 2 - Sat, Sep 12

8:15 pm - 6:20 pm

ORD

DUB

17h 05m

1 stop

7:05 pm - 4:45 pm

DUB

ORD

27h 40m

1 stop

$643Scandinavian Airlines

Thu, Oct 29 - Mon, Nov 9

8:10 pm - 4:10 pm

ORD

DUB

14h 00m

1 stop

4:25 am - 3:30 pm

DUB

ORD

17h 05m

1 stop

$651TAP AIR PORTUGAL

Sun, Nov 1 - Thu, Nov 12

7:15 pm - 6:20 pm

ORD

DUB

17h 05m

1 stop

7:05 pm - 4:10 pm

DUB

ORD

27h 05m

1 stop

$660Scandinavian Airlines

Mon, Sep 28 - Thu, Oct 15

8:10 pm - 11:20 pm

ORD

DUB

21h 10m

1 stop

4:15 am - 3:30 pm

DUB

ORD

17h 15m

1 stop

$661TAP AIR PORTUGAL

Fri, Nov 6 - Sat, Nov 14

6:30 pm - 10:15 am

ORD

DUB

9h 45m

1 stop

11:30 am - 5:20 pm

DUB

ORD

11h 50m

1 stop

$678Icelandair

Wed, Nov 4 - Mon, Nov 23

9:00 pm - 10:35 am

ORD

DUB

7h 35mnonstop

6:30 am - 11:14 pm

DUB

ORD

22h 44m

2 stops

$680Multiple Airlines

Sun, Aug 23 - Wed, Sep 2

10:15 am - 8:20 am

MDW

DUB

16h 05m

2 stops

9:40 am - 9:35 am

DUB

MDW

29h 55m

2 stops

$693Multiple Airlines

Wed, Jun 3 - Wed, Jun 10

KLM flights from Illinois to Dublin

Our best KLM deals on Illinois to Dublin flight tickets

KLM

Oct 20

EVV6:00 amEvansville Dress Regional

20h 45m

1 stop

DUB8:45 amDublin

Nov 6

DUB8:50 amDublin

19h 13m

2 stops

EVV10:03 pmEvansville Dress Regional

$703

KLM

Oct 20

EVV1:30 pmEvansville Dress Regional

13h 15m

1 stop

DUB8:45 amDublin

Nov 6

DUB9:45 amDublin

18h 18m

1 stop

EVV10:03 pmEvansville Dress Regional

$706

KLM

Nov 1

MDW12:30 pmChicago Midway

13h 25m

1 stop

DUB7:55 amDublin

Nov 26

DUB9:55 amDublin

12h 55m

1 stop

MDW4:50 pmChicago Midway

$707

British Airways flights from Illinois to Dublin

Our best British Airways deals on Illinois to Dublin flight tickets

British Airways

Nov 4

ORD11:48 amChicago O'Hare Intl

15h 52m

2 stops

DUB9:40 amDublin

Nov 11

DUB8:50 amDublin

15h 55m

1 stop

ORD6:45 pmChicago O'Hare Intl

$726

British Airways

Jul 25

PIA7:30 pmGreater Peoria

10h 20m

1 stop

DUB11:50 amDublin

Aug 1

DUB11:35 amDublin

13h 00m

1 stop

PIA6:35 pmGreater Peoria

$1,286

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Wed 9/9

8:55 am-5:10 am

1 stop14h 15m

Dublin

Tue 9/15

1:20 pm-8:00 pm

1 stop12h 40m

$325

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Wed 9/16

8:55 am-5:10 am

1 stop14h 15m

Dublin

Tue 9/22

1:20 pm-8:00 pm

1 stop12h 40m

$361

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Wed 9/2

8:55 am-5:10 am

1 stop14h 15m

Dublin

Sat 9/12

1:20 pm-2:00 pm

1 stop30h 40m

$371

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Thu 10/29

8:15 pm-6:20 pm

1 stop17h 05m

Dublin

Mon 11/9

7:05 pm-4:45 pm

1 stop27h 40m

$643

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 11/1

8:10 pm-4:10 pm

1 stop14h 00m

Dublin

Thu 11/12

4:25 am-3:30 pm

1 stop17h 05m

$651

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 9/28

7:15 pm-6:20 pm

1 stop17h 05m

Dublin

Thu 10/15

7:05 pm-4:10 pm

1 stop27h 05m

$660

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Fri 11/6

8:10 pm-11:20 pm

1 stop21h 10m

Dublin

Sat 11/14

4:15 am-3:30 pm

1 stop17h 15m

$661

Quickest round-trip

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 11/4

6:30 pm-10:15 am

1 stop9h 45m

Dublin

Mon 11/23

11:30 am-5:20 pm

1 stop11h 50m

$678

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 8/23

9:00 pm-10:35 am

Nonstop7h 35m

Dublin

Wed 9/2

6:30 am-11:14 pm

2 stops22h 44m

$680

ChicagoDublin

MDW - DUB

MDWDUB

Chicago Midway

Wed 6/3

10:15 am-8:20 am

2 stops16h 05m

Dublin

Wed 6/10

9:40 am-9:35 am

2 stops29h 55m

$693

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

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Other information

What is the cheapest month to fly to Dublin?

In general, February is the cheapest month to fly from Illinois to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $340. If you’re not able to fly to Dublin in February, then January is your next best option. Flight prices from Illinois to Dublin during January average around $344.

What is the cheapest day to depart on your flight to Dublin?

The cheapest day to depart from Illinois to Dublin is on a Monday. Travelers who choose to depart for Dublin on a Monday will often find tickets for as low as $722. Flights from Illinois to Dublin on a Saturday will generally be more expensive and average around $837. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Dublin?

In the evening is the cheapest time of day to fly from Illinois to Dublin when you can find flight prices for as low as $739. Flying to Dublin in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $805.

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 from Illinois 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 $681 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Illinois for as low as $650 on momondo.

Can stopping save me money on Illinois to Dublin flights?

You could potentially save up to 15% on your flight if you consider stops on a Illinois to Dublin flight.

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	$474
Fastest flight time	7h 20m
Direct flights	Every day
Airports in Dublin	1 airport

The best one-way flight to Dublin from Illinois in the past 72 hours is $474. The best round-trip flight deal from Illinois to Dublin found on momondo in the last 72 hours is $924.

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

Frequently asked questions about flying from Illinois to Dublin

When did momondo last update prices for flights from Illinois to Dublin Airport?
Prices for flights from Illinois to Dublin Airport were last updated today.
How many operators does momondo search for flights from Illinois to Dublin Airport?
The number of operators available for flights from Illinois to Dublin Airport is 16 as of May 2026.
How old do you have to be to fly from Illinois to Dublin Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Dublin?
Based on momondo bookings for flights between Illinois and Dublin, the leading plane model is Boeing 787-8 Dreamliner, making up 26.25% of the total bookings. Other popular models include Boeing 787 Dreamliner with 19.79%, Airbus A330-300 with 16.53%, and Boeing 787-9 Dreamliner with 7.97%.

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
JetBlue	PriceFrom $51	Free Cancellation	Rating 7.2 2,975 reviews	Search JetBlue flights
Icelandair	PriceFrom $345	Free Cancellation	Rating 7.0 653 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $400	Free Cancellation	Rating 7.4 1,772 reviews	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	PriceFrom $410	Free Cancellation	Rating 7.2 2,249 reviews	Search TAP AIR PORTUGAL flights
British Airways	PriceFrom $425	Free Cancellation	Rating 6.7 7,969 reviews	Search British Airways flights
Iberia	PriceFrom $457	Free Cancellation	Rating 7.0 3,214 reviews	Search Iberia flights
Aer Lingus	PriceFrom $469	Free Cancellation	Rating 7.3 1,551 reviews	Search Aer Lingus flights
Brussels Airlines	PriceFrom $469	Free Cancellation	Rating 7.3 406 reviews	Search Brussels Airlines flights
Finnair	PriceFrom $472	Free Cancellation	Rating 7.6 1,393 reviews	Search Finnair flights
United Airlines	PriceFrom $474	Free Cancellation	Rating 7.4 9,695 reviews	Search United Airlines flights

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Bray

Kildare

Mullingar

Wicklow

Drogheda

Malahide

Portmarnock

Arklow

Castleknock

Leixlip

Carlingford

Cavan

Naas

Maynooth

Slane

Thurles

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?

All flight searches from Illinois to Dublin on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Illinois to Dublin?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Dublin from Illinois.

I’m not ready to book a flight from Illinois to Dublin right now. Can momondo alert me if prices change?

Price alerts on flights to Dublin from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Illinois to Dublin from $191

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 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Illinois to Dublin

What is the cheapest month to fly to Dublin?

What is the cheapest day to depart on your flight to Dublin?

What is the cheapest time of day to depart on your flight to Dublin?

What is the cheapest Illinois to Dublin flight route?

How far in advance should I book a flight from Illinois to Dublin?

Can stopping save me money on Illinois to Dublin flights?

What is the cheapest airline that flies from Illinois to Dublin?

What airlines fly to Dublin?

How many flights depart from Illinois to Dublin on average per day?

How many flights depart from Illinois to Dublin on average per week?

How long does it take to fly 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

Fastest flight time

Direct flights

Airports in Dublin

Frequently asked questions about flying 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

Traveling to a place near Dublin?

Why use momondo?

An easier way to manage your Dublin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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