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 15 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.

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

As of July 2025, 119 flights take off from Chicago and land in Dublin each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

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

As of July 2025, 17 flights take off from Chicago and land in Dublin each day. The most common flight departure time for this route is 10:00PM, with 82% of daily flights taking off in the evening.

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

JetBlue, TAP AIR PORTUGAL, and WestJet are the most popular carriers operating from Chicago to Dublin

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 15 operators available for flights from Chicago to Dublin Airport as of July 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.

$81 Cheap Flights from Chicago to Dublin in 2025

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Find the cheapest flights from Chicago to Dublin

Round-trip

One-way

Last minute

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Cheap round-trip flights

8:40 am - 9:00 amORD-DUB

18h 20m1 stop

11:30 am - 8:50 pmDUB-ORD

15h 20m1 stop

$81JetBlue

Find Deal

Sun, Aug 31 - Mon, Sep 15

4:27 pm - 9:00 amORD-DUB

10h 33m1 stop

10:40 am - 7:55 amDUB-ORD

27h 15m1 stop

$125JetBlue

Find Deal

Thu, Aug 21 - Tue, Aug 26

9:40 am - 9:00 amORD-DUB

17h 20m1 stop

10:40 am - 7:55 amDUB-ORD

27h 15m1 stop

$144JetBlue

Find Deal

Sat, Aug 9 - Sat, Aug 23

6:30 pm - 10:15 amORD-DUB

9h 45m1 stop

11:30 am - 5:20 pmDUB-ORD

11h 50m1 stop

$371Icelandair

Find Deal

Mon, Dec 1 - Sun, Dec 14

8:15 pm - 4:10 pmORD-DUB

13h 55m1 stop

4:25 am - 3:15 pmDUB-ORD

16h 50m1 stop

$402TAP AIR PORTUGAL

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Fri, Nov 7 - Thu, Nov 13

6:00 pm - 12:05 amORD-DUB

24h 05m1 stop

4:55 pm - 4:00 pmDUB-ORD

28h 05m1 stop

$403TAP AIR PORTUGAL

Find Deal

Thu, Oct 23 - Tue, Oct 28

7:20 pm - 9:25 amORD-DUB

32h 05m1 stop

10:45 am - 4:45 pmDUB-ORD

36h 00m2 stops

$406Scandinavian Airlines

Find Deal

Fri, Nov 7 - Fri, Nov 14

7:20 pm - 9:25 amORD-DUB

32h 05m1 stop

10:45 am - 4:45 pmDUB-ORD

36h 00m2 stops

$407Scandinavian Airlines

Find Deal

Fri, Nov 7 - Fri, Nov 14

9:20 am - 7:55 amMDW-DUB

16h 35m1 stop

9:45 am - 9:44 pmDUB-MDW

17h 59m1 stop

$533Delta

Find Deal

Mon, Oct 20 - Wed, Nov 5

1:08 pm - 10:00 amMDW-DUB

14h 52m1 stop

11:00 am - 9:44 pmDUB-MDW

16h 44m1 stop

$538Delta

Find Deal

Wed, Aug 13 - Thu, Aug 21

JetBlue flights from Chicago to Dublin

Our best JetBlue deals on Chicago to Dublin flight tickets

JetBlue

Aug 31

ORD8:40 amChicago O'Hare Intl

18h 20m

1 stop

DUB9:00 amDublin

Sep 15

DUB11:30 amDublin

15h 20m

1 stop

ORD8:50 pmChicago O'Hare Intl

$81

Find similar

JetBlue

Aug 21

ORD4:27 pmChicago O'Hare Intl

10h 33m

1 stop

DUB9:00 amDublin

Aug 26

DUB10:40 amDublin

27h 15m

1 stop

ORD7:55 amChicago O'Hare Intl

$125

Find similar

JetBlue

Aug 9

ORD9:40 amChicago O'Hare Intl

17h 20m

1 stop

DUB9:00 amDublin

Aug 23

DUB10:40 amDublin

27h 15m

1 stop

ORD7:55 amChicago O'Hare Intl

$144

Find similar

Scandinavian Airlines flights from Chicago to Dublin

Our best Scandinavian Airlines deals on Chicago to Dublin flight tickets

Scandinavian Airlines

Nov 7

ORD7:20 pmChicago O'Hare Intl

32h 05m

1 stop

DUB9:25 amDublin

Nov 14

DUB10:45 amDublin

36h 00m

2 stops

ORD4:45 pmChicago O'Hare Intl

$406

Find similar

Scandinavian Airlines

Nov 7

ORD7:20 pmChicago O'Hare Intl

32h 05m

1 stop

DUB9:25 amDublin

Nov 14

DUB10:45 amDublin

36h 00m

2 stops

ORD4:45 pmChicago O'Hare Intl

$407

Find similar

Scandinavian Airlines

Nov 7

ORD7:20 pmChicago O'Hare Intl

32h 05m

1 stop

DUB9:25 amDublin

Nov 14

DUB12:30 pmDublin

34h 15m

1 stop

ORD4:45 pmChicago O'Hare Intl

$409

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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

Prices

Airlines

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 $542. 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 $547.

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 $738. Flights from Chicago to Dublin on a Friday will generally be more expensive and average around $813. 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 $775.

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 $692 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 $627 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 July 2025, prices for Chicago to Dublin flights are approximately 55% 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	$190
Fastest flight time	9h 43m
Direct flights	Every day
Airports in Dublin	1 airport

The best one-way flight to Dublin from Chicago in the past 72 hours is $190. The best round-trip flight deal from Chicago to Dublin found on momondo in the last 72 hours is $81.

The fastest flight from Chicago to Dublin takes 9h 43m

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 9h 43m.
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 15 operators available for flights from Chicago to Dublin Airport as of July 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 (47.58% of total bookings). The next most popular plane models are Boeing 787 Dreamliner (15.92%), Airbus A330 (11.35%), and Boeing 787-9 Dreamliner (5.62%).
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 49% of the total bookings. Other popular airlines include United Airlines with 18%, American Airlines with 10%, and Icelandair with 6%.

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
Icelandair	PriceFrom $353	Free Cancellation	Rating 7.0 518 reviews	Search Icelandair flights
TAP AIR PORTUGAL	PriceFrom $393	Free Cancellation	Rating 7.1 1,922 reviews	Search TAP AIR PORTUGAL flights
Scandinavian Airlines	PriceFrom $400	Free Cancellation	Rating 7.3 1,424 reviews	Search Scandinavian Airlines flights
Aer Lingus	PriceFrom $445	Free Cancellation	Rating 7.1 1,168 reviews	Search Aer Lingus flights
SWISS	PriceFrom $473	Free Cancellation	Rating 7.5 1,661 reviews	Search SWISS flights
Iberia	PriceFrom $511	Free Cancellation	Rating 7.0 2,842 reviews	Search Iberia flights
British Airways	PriceFrom $519	Free Cancellation	Rating 6.6 7,151 reviews	Search British Airways flights
Finnair	PriceFrom $526	Free Cancellation	Rating 7.6 1,316 reviews	Search Finnair flights
American Airlines	PriceFrom $526	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Turkish Airlines	PriceFrom $528	Free Cancellation	Rating 7.3 3,906 reviews	Search Turkish Airlines flights

Finnair Flights From Chicago to Dublin
The lowest priced Finnair flight from Chicago to Dublin from the last 72 hours was $526. Generally, Finnair has 7 flights on this route every week with an average price of $823. Finnair is rated 7.6/10 by our users.
SWISS Flights From Chicago to Dublin
$473 is the best SWISS flight deal from Chicago to Dublin found on momondo over the last 72 hours. The average SWISS ticket price found was closer to $818, however, with flight time and availability significantly affecting the price. SWISS (7.5/10 from 1,661 user reviews) flies into Dublin from Chicago 7 times in an average week so prices can vary.

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Swords

Maynooth

Athlone

Dundalk

Malahide

Leixlip

Mullingar

Bray

Castleknock

Cavan

Kildare

Naas

Drogheda

Arklow

Enniscorthy

Wicklow

Tullamore

Slane

Thurles

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.

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Cheap flights from Chicago to Dublin from $81

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Dublin departing on 8/31. 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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Cheap round-trip flights

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Cheap last minute flights

Cheap direct flights

JetBlue flights from Chicago to Dublin

Our best JetBlue deals on Chicago to Dublin flight tickets

Scandinavian Airlines flights from Chicago to Dublin

Our best Scandinavian Airlines 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 $775.

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 July 2025, prices for Chicago to Dublin flights are approximately 55% cheaper when compared to flights at the same time last year.

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

JetBlue, TAP AIR PORTUGAL, and WestJet are the most popular carriers operating from Chicago to Dublin

What airlines fly to Dublin?

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

As of July 2025, 17 flights take off from Chicago and land in Dublin each day. The most common flight departure time for this route is 10:00PM, with 82% of daily flights taking off in the evening.

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

As of July 2025, 119 flights take off from Chicago and land in Dublin each week. The most common flight departure day for this route is Mon, with 14% 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

Finnair Flights From Chicago to Dublin

SWISS 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