Which airport is the most popular layover for flights between Chicago and Dublin?

Reykjavik (KEF) was the most common stop: 41% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Chicago to Dublin?

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 9h 20m.

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

As of October 2025, 6 flights take off from Chicago and land in Dublin each day. The most common flight departure time for this route is 8:00PM, with 70% of daily flights taking off in the evening.

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

JetBlue is the most popular carrier operating from Chicago to Dublin

Which layover airport has the shortest connection time from Chicago to Dublin?

Newark (EWR) has the shortest average layover time for this route: 1h 14m.

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

As of October 2025, 42 flights take off from Chicago and land in Dublin each week. The most common flight departure day for this route is Wed, with 33% of weekly flights taking off on this day.

Which layover airport offers the lowest fares from Chicago to Dublin?

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $428.

What airlines fly to Dublin?

Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to Dublin from Chicago according to our data. Aer Lingus is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 16 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Chicago to Dublin Airport refresh daily.

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

There are 16 operators available for flights from Chicago to Dublin Airport as of October 2025.

How old do you have to be to fly from Chicago 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 Chicago to Dublin Airport.

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

The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$219 Cheap Flights from Chicago to Dublin in 2025/26

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Cheap round-trip flights

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8:20 pm - 6:20 pmORD-DUB

17h 00m1 stop

12:30 pm - 5:45 pmDUB-ORD

34h 15m1 stop

$471Scandinavian Airlines

Find Deal

sáb., mar. 14 - jue., mar. 19

10:40 am - 7:50 amORD-DUB

15h 10m2 stops

8:45 am - 9:35 pmDUB-ORD

18h 50m2 stops

$472Delta

Find Deal

mié., ene. 21 - vie., ene. 30

8:15 pm - 9:45 amORD-DUB

7h 30mnonstop

11:35 am - 1:40 pmDUB-ORD

8h 05mnonstop

$473United Airlines

Find Deal

mar., abr. 21 - vie., may. 8

11:55 am - 7:10 amORD-DUB

13h 15m1 stop

11:30 am - 5:39 pmDUB-ORD

12h 09m1 stop

$474Multiple Airlines

Find Deal

dom., dic. 7 - dom., dic. 14

8:15 pm - 7:10 amORD-DUB

28h 55m1 stop

10:40 am - 1:30 pmDUB-ORD

8h 50mnonstop

$475United Airlines

Find Deal

sáb., dic. 6 - mar., dic. 16

1:29 pm - 8:45 amORD-DUB

13h 16m2 stops

1:25 pm - 2:20 pmDUB-ORD

30h 55m1 stop

$476Delta

Find Deal

mié., nov. 12 - jue., nov. 20

7:40 pm - 9:00 amORD-DUB

7h 20mnonstop

3:20 pm - 5:55 pmDUB-ORD

8h 35mnonstop

$488Aer Lingus

Find Deal

vie., nov. 14 - mar., nov. 18

9:45 pm - 2:20 pmORD-DUB

10h 35m1 stop

8:40 pm - 1:50 pmDUB-ORD

23h 10m1 stop

$511British Airways

Find Deal

vie., nov. 14 - lun., nov. 17

9:45 pm - 2:20 pmORD-DUB

10h 35m1 stop

8:40 pm - 1:50 pmDUB-ORD

23h 10m1 stop

$512British Airways

Find Deal

vie., nov. 14 - lun., nov. 17

10:38 am - 7:10 amORD-DUB

14h 32m2 stops

9:00 am - 3:10 pmDUB-ORD

12h 10m1 stop

$520Air Canada

Find Deal

vie., nov. 28 - mié., dic. 3

KLM flights from Chicago to Dublin

Our best KLM deals on Chicago to Dublin flight tickets

KLM

Oct 24

ORD3:50 pmChicago O'Hare Intl

12h 55m

1 stop

DUB10:45 amDublin

Nov 7

DUB10:45 amDublin

12h 37m

1 stop

ORD5:22 pmChicago O'Hare Intl

$483

Find similar

KLM

Nov 10

MDW1:05 pmChicago Midway

13h 40m

2 stops

DUB8:45 amDublin

Nov 17

DUB9:45 amDublin

12h 54m

1 stop

MDW4:39 pmChicago Midway

$488

Find similar

KLM

Nov 11

ORD11:03 amChicago O'Hare Intl

14h 42m

1 stop

DUB7:45 amDublin

Nov 16

DUB5:55 amDublin

14h 25m

1 stop

ORD2:20 pmChicago O'Hare Intl

$494

Find similar

Delta flights from Chicago to Dublin

Our best Delta deals on Chicago to Dublin flight tickets

Delta

Jan 21

ORD10:40 amChicago O'Hare Intl

15h 10m

2 stops

DUB7:50 amDublin

Jan 30

DUB8:45 amDublin

18h 50m

2 stops

ORD9:35 pmChicago O'Hare Intl

$472

Find similar

Delta

Nov 12

ORD1:29 pmChicago O'Hare Intl

13h 16m

2 stops

DUB8:45 amDublin

Nov 20

DUB1:25 pmDublin

30h 55m

1 stop

ORD2:20 pmChicago O'Hare Intl

$476

Find similar

Delta

Dec 10

ORD7:00 amChicago O'Hare Intl

18h 50m

2 stops

DUB7:50 amDublin

Dec 16

DUB6:00 amDublin

15h 10m

1 stop

ORD3:10 pmChicago O'Hare Intl

$482

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

sáb. 3/14

8:20 pm-6:20 pm

1 stop17h 00m

Dublin

jue. 3/19

12:30 pm-5:45 pm

1 stop34h 15m

$471

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mié. 1/21

10:40 am-7:50 am

2 stops15h 10m

Dublin

vie. 1/30

8:45 am-9:35 pm

2 stops18h 50m

$472

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mar. 4/21

8:15 pm-9:45 am

Nonstop7h 30m

Dublin

vie. 5/8

11:35 am-1:40 pm

Nonstop8h 05m

$473

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

dom. 12/7

11:55 am-7:10 am

1 stop13h 15m

Dublin

dom. 12/14

11:30 am-5:39 pm

1 stop12h 09m

$474

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

sáb. 12/6

8:15 pm-7:10 am

1 stop28h 55m

Dublin

mar. 12/16

10:40 am-1:30 pm

Nonstop8h 50m

$475

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mié. 11/12

1:29 pm-8:45 am

2 stops13h 16m

Dublin

jue. 11/20

1:25 pm-2:20 pm

1 stop30h 55m

$476

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/14

7:40 pm-9:00 am

Nonstop7h 20m

Dublin

mar. 11/18

3:20 pm-5:55 pm

Nonstop8h 35m

$488

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/14

9:45 pm-2:20 pm

1 stop10h 35m

Dublin

lun. 11/17

8:40 pm-1:50 pm

1 stop23h 10m

$511

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/14

9:45 pm-2:20 pm

1 stop10h 35m

Dublin

lun. 11/17

8:40 pm-1:50 pm

1 stop23h 10m

$512

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/28

10:38 am-7:10 am

2 stops14h 32m

Dublin

mié. 12/3

9:00 am-3:10 pm

1 stop12h 10m

$520

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago 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

Airlines

Layovers

Other information

What is the cheapest month to fly to Dublin?

In general, February is the cheapest month to fly from Chicago to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $558. If you’re not able to fly to Dublin in February, then January is your next best option. Flight prices from Chicago to Dublin during January average around $563.

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

The cheapest day to depart from Chicago to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $756. Flights from Chicago to Dublin on a Friday 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?

At noon is the cheapest time of day to fly from Chicago to Dublin when you can find flight prices for as low as $735. Flying to Dublin at noon 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 $802.

What is the cheapest Chicago to Dublin flight route?

Fly from Chicago O'Hare Intl to Dublin for the best Chicago - Dublin flight prices

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

You are more likely to see cheaper flights to Dublin from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $704 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Chicago for as low as $643 on momondo.

What cabin class options are available on Chicago to Dublin flights?

There are 3 cabin classes available to choose from on Chicago to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Chicago to Dublin flight prices changed over time?

As of October 2025, prices for Chicago to Dublin flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Dublin according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Dublin (CHI to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Dublin

Best Price Found	$445
Fastest flight time	7h 20m
Direct flights	Every day
Airports in Dublin	1 airport

The best one-way flight to Dublin from Chicago in the past 72 hours is $445. The best round-trip flight deal from Chicago to Dublin found on momondo in the last 72 hours is $599.

The fastest flight from Chicago to Dublin takes 7h 20m

Direct flights go from Chicago to Dublin every day.

There is 1 airport near Dublin: Dublin (DUB)

Search flight deals

How far is Chicago to Dublin by plane?
There are 3657.3 mi between Chicago and Dublin. A reasonable flight in good conditions will take 7h 20m.
When did momondo last update prices for flights from Chicago to Dublin Airport?
Prices for flights from Chicago to Dublin Airport refresh daily.
How many operators does momondo search for flights from Chicago to Dublin Airport?
There are 16 operators available for flights from Chicago to Dublin Airport as of October 2025.
How old do you have to be to fly from Chicago 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 Chicago to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago to Dublin?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago to Dublin is Boeing 787-8 Dreamliner (26.14% of total bookings). The next most popular plane models are Boeing 787 Dreamliner (18.57%), Boeing 767-300 (14.80%), and Airbus A330-300 (12.66%).
What is the most popular airline from Chicago to Dublin?
Based on momondo bookings for flights between Chicago and Dublin, the leading airline is Aer Lingus, making up 51% of the total bookings. Other popular airlines include United Airlines with 22%, American Airlines with 7%, and Icelandair with 5%.

Best airlines flying from Chicago to Dublin

Compare and see reviews for airlines that fly from Chicago to Dublin with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $51	Free Cancellation	Rating 7.2 2,908 reviews	Search JetBlue flights
Icelandair	PriceFrom $351	Free Cancellation	Rating 7.1 561 reviews	Search Icelandair flights
TAP AIR PORTUGAL	PriceFrom $393	Free Cancellation	Rating 7.1 2,030 reviews	Search TAP AIR PORTUGAL flights
Scandinavian Airlines	PriceFrom $400	Free Cancellation	Rating 7.4 1,538 reviews	Search Scandinavian Airlines flights
SWISS	PriceFrom $473	Free Cancellation	Rating 7.5 1,772 reviews	Search SWISS flights
Lufthansa	PriceFrom $476	Free Cancellation	Rating 6.8 7,518 reviews	Search Lufthansa flights
Aer Lingus	PriceFrom $497	Free Cancellation	Rating 7.2 1,353 reviews	Search Aer Lingus flights
British Airways	PriceFrom $512	Free Cancellation	Rating 6.7 7,469 reviews	Search British Airways flights
Air Canada	PriceFrom $523	Free Cancellation	Rating 7.1 10,351 reviews	Search Air Canada flights
Turkish Airlines	PriceFrom $528	Free Cancellation	Rating 7.3 4,023 reviews	Search Turkish Airlines flights

SWISS Flights From Chicago to Dublin
The lowest priced SWISS flight from Chicago to Dublin from the last 72 hours was $473. Generally, SWISS has 3 flights on this route every week with an average price of $818. SWISS is rated 7.5/10 by our users.
United Airlines Flights From Chicago to Dublin
$529 is the best United Airlines flight deal from Chicago to Dublin found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $783, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 8,993 user reviews) flies into Dublin from Chicago 3 times in an average week so prices can vary.

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Maynooth

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Naas

Arklow

Cavan

Drogheda

Enniscorthy

Wicklow

Leixlip

Kildare

Thurles

Slane

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Dublin?

It is quick and easy to find Chicago to Dublin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dublin that suits you.

Can I find flights from Chicago to Dublin with flexible booking policies on momondo?

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

How can momondo help me find flights from Chicago 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 Chicago.

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

If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from Chicago and alert you when they change.

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.

Start using Trips

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sáb. 11/22

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Cheap flights from Chicago to Dublin from $219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Dublin departing on 1/22. 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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KLM flights from Chicago to Dublin

Our best KLM deals on Chicago to Dublin flight tickets

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Our best Delta deals on Chicago to Dublin flight tickets

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How to get the cheapest flight ticket from Chicago 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

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?

At noon is the cheapest time of day to fly from Chicago to Dublin when you can find flight prices for as low as $735. Flying to Dublin at noon 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 $802.

What is the cheapest Chicago to Dublin flight route?

Fly from Chicago O'Hare Intl to Dublin for the best Chicago - Dublin flight prices

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

What cabin class options are available on Chicago to Dublin flights?

There are 3 cabin classes available to choose from on Chicago to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Chicago to Dublin flight prices changed over time?

As of October 2025, prices for Chicago to Dublin flights are approximately 18% cheaper when compared to flights at the same time last year.

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

JetBlue is the most popular carrier operating from Chicago to Dublin

What airlines fly to Dublin?

Which airport is the most popular layover for flights between Chicago and Dublin?

Reykjavik (KEF) was the most common stop: 41% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago to Dublin?

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $428.

Which layover airport has the shortest travel time from Chicago to Dublin?

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 9h 20m.

Which layover airport has the shortest connection time from Chicago to Dublin?

Newark (EWR) has the shortest average layover time for this route: 1h 14m.

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

As of October 2025, 6 flights take off from Chicago and land in Dublin each day. The most common flight departure time for this route is 8:00PM, with 70% of daily flights taking off in the evening.

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

As of October 2025, 42 flights take off from Chicago and land in Dublin each week. The most common flight departure day for this route is Wed, with 33% of weekly flights taking off on this day.

When to book flights from Chicago to Dublin

Cheap Chicago to Dublin (CHI to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Dublin

Best Price Found

Fastest flight time

Direct flights

Airports in Dublin

How far is Chicago to Dublin by plane?

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

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

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

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

What is the most popular plane model from Chicago to Dublin?

What is the most popular airline from Chicago to Dublin?

Best airlines flying from Chicago to Dublin

Compare and see reviews for airlines that fly from Chicago to Dublin with momondo

SWISS Flights From Chicago to Dublin

United Airlines Flights From Chicago to Dublin

Traveling to a place near Dublin?

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Dublin?

Can I find flights from Chicago to Dublin with flexible booking policies on momondo?

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

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

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland