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Cheap flights from Chicago to Dublin from $197

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 2/16. 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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Find the cheapest flights from Chicago to Dublin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
7:25 pm - 1:15 pm
ORD
-
DUB
11h 50m
1 stop
Icelandair Logo
2:15 pm - 6:15 pm
DUB
-
ORD
10h 00m
1 stop
$423Icelandair
mié., abr. 22 - jue., abr. 30
Icelandair Logo
7:25 pm - 1:15 pm
ORD
-
DUB
11h 50m
1 stop
Icelandair Logo
12:15 pm - 6:15 pm
DUB
-
ORD
12h 00m
1 stop
$424Icelandair
mié., abr. 15 - mié., abr. 29
Icelandair Logo
6:30 pm - 10:15 am
ORD
-
DUB
9h 45m
1 stop
Icelandair Logo
11:30 am - 6:20 pm
DUB
-
ORD
11h 50m
1 stop
$428Icelandair
lun., mar. 2 - mar., mar. 17
Lufthansa Logo
10:50 pm - 5:10 pm
ORD
-
DUB
13h 20m
1 stop
Lufthansa Logo
5:00 am - 2:25 pm
DUB
-
ORD
14h 25m
1 stop
$429Lufthansa
mar., mar. 10 - jue., mar. 19
Lufthansa Logo
10:50 pm - 5:10 pm
ORD
-
DUB
13h 20m
1 stop
Lufthansa Logo
5:10 am - 2:25 pm
DUB
-
ORD
14h 15m
1 stop
$431Lufthansa
mar., mar. 10 - mié., mar. 18
Scandinavian Airlines Logo
7:15 pm - 10:55 am
ORD
-
DUB
33h 40m
2 stops
Scandinavian Airlines Logo
11:40 am - 4:10 pm
DUB
-
ORD
58h 30m
2 stops
$434Scandinavian Airlines
sáb., abr. 18 - mié., abr. 22
Scandinavian Airlines Logo
7:20 pm - 6:20 pm
ORD
-
DUB
17h 00m
1 stop
Scandinavian Airlines Logo
11:30 am - 4:45 pm
DUB
-
ORD
35h 15m
2 stops
$437Scandinavian Airlines
mié., feb. 25 - mié., mar. 4
Air France Logo
12:45 pm - 7:45 am
MDW
-
DUB
13h 00m
1 stop
Air France Logo
9:45 am - 5:22 pm
DUB
-
MDW
12h 37m
1 stop
$471Air France
lun., mar. 2 - mar., mar. 10
Delta Logo
12:45 pm - 7:45 am
MDW
-
DUB
13h 00m
1 stop
Delta Logo
9:45 am - 5:22 pm
DUB
-
MDW
12h 37m
1 stop
$473Delta
lun., mar. 2 - mar., mar. 10
Delta Logo
2:05 pm - 7:45 am
MDW
-
DUB
12h 40m
1 stop
Delta Logo
8:50 am - 10:31 pm
DUB
-
MDW
18h 41m
2 stops
$485Delta
dom., mar. 8 - jue., mar. 19

Icelandair flights from Chicago to Dublin

Our best Icelandair deals on Chicago to Dublin flight tickets
Icelandair
Apr 22
ORD7:25 pmChicago O'Hare Intl
11h 50m
1 stop
DUB1:15 pmDublin
Apr 30
DUB2:15 pmDublin
10h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
$423
Icelandair
Apr 15
ORD7:25 pmChicago O'Hare Intl
11h 50m
1 stop
DUB1:15 pmDublin
Apr 29
DUB12:15 pmDublin
12h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
$424
Icelandair
Mar 2
ORD6:30 pmChicago O'Hare Intl
9h 45m
1 stop
DUB10:15 amDublin
Mar 17
DUB11:30 amDublin
11h 50m
1 stop
ORD6:20 pmChicago O'Hare Intl
$428

Delta flights from Chicago to Dublin

Our best Delta deals on Chicago to Dublin flight tickets
Delta
Mar 2
ORD9:48 amChicago O'Hare Intl
15h 57m
1 stop
DUB7:45 amDublin
Mar 10
DUB1:25 pmDublin
30h 55m
1 stop
ORD3:20 pmChicago O'Hare Intl
$466
Delta
Mar 2
MDW12:45 pmChicago Midway
13h 00m
1 stop
DUB7:45 amDublin
Mar 10
DUB9:45 amDublin
12h 37m
1 stop
MDW5:22 pmChicago Midway
$473
Delta
Mar 8
MDW2:05 pmChicago Midway
12h 40m
1 stop
DUB7:45 amDublin
Mar 17
DUB5:55 amDublin
16h 59m
2 stops
MDW5:54 pmChicago Midway
$485

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Dublin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated febrero 3, 2026.
Use the filters below to find and compare flights from Chicago to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mié. 4/22

7:25 pm-1:15 pm

1 stop11h 50m

Dublin

jue. 4/30

2:15 pm-6:15 pm

1 stop10h 00m

$423

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mié. 4/15

7:25 pm-1:15 pm

1 stop11h 50m

Dublin

mié. 4/29

12:15 pm-6:15 pm

1 stop12h 00m

$424

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

lun. 3/2

6:30 pm-10:15 am

1 stop9h 45m

Dublin

mar. 3/17

11:30 am-6:20 pm

1 stop11h 50m

$428

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mar. 3/10

10:50 pm-5:10 pm

1 stop13h 20m

Dublin

jue. 3/19

5:00 am-2:25 pm

1 stop14h 25m

$429

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mar. 3/10

10:50 pm-5:10 pm

1 stop13h 20m

Dublin

mié. 3/18

5:10 am-2:25 pm

1 stop14h 15m

$431

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

sáb. 4/18

7:15 pm-10:55 am

2 stops33h 40m

Dublin

mié. 4/22

11:40 am-4:10 pm

2 stops58h 30m

$434

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mié. 2/25

7:20 pm-6:20 pm

1 stop17h 00m

Dublin

mié. 3/4

11:30 am-4:45 pm

2 stops35h 15m

$437

ChicagoDublin

MDW - DUB

MDWDUB

Chicago Midway

lun. 3/2

12:45 pm-7:45 am

1 stop13h 00m

Dublin

mar. 3/10

9:45 am-5:22 pm

1 stop12h 37m

$471

ChicagoDublin

MDW - DUB

MDWDUB

Chicago Midway

lun. 3/2

12:45 pm-7:45 am

1 stop13h 00m

Dublin

mar. 3/10

9:45 am-5:22 pm

1 stop12h 37m

$473

ChicagoDublin

MDW - DUB

MDWDUB

Chicago Midway

dom. 3/8

2:05 pm-7:45 am

1 stop12h 40m

Dublin

jue. 3/19

8:50 am-10:31 pm

2 stops18h 41m

$485

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

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?

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 $543. 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 $564.

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

The cheapest day to depart from Chicago to Dublin is on a Monday. Travelers who choose to depart for Dublin on a Monday will often find tickets for as low as $734. Flights from Chicago to Dublin on a Friday will generally be more expensive and average around $832. 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 Chicago to Dublin when you can find flight prices for as low as $751. 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 $798.

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 $683 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 $642 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.

Can stopping save me money on Chicago to Dublin flights?

No. A direct flight is the cheapest option for a flight between Chicago to Dublin.

How have Chicago to Dublin flight prices changed over time?

As of February 2026, prices for Chicago to Dublin flights are approximately 17% more expensive 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

$378

Fastest flight time

7h 15m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from Chicago in the past 72 hours is $378. The best round-trip flight deal from Chicago to Dublin found on momondo in the last 72 hours is $540.
The fastest flight from Chicago to Dublin takes 7h 15m
Direct flights go from Chicago to Dublin every day.
There is 1 airport in Dublin. From Chicago there are direct flights to 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 15m.

  • 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?

  • 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?

  • 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
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $51Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
IcelandairPriceFrom $344Free CancellationRating
7.1
606 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $400Free CancellationRating
7.3
1,676 reviews
Search Scandinavian Airlines flights
TAP AIR PORTUGALPriceFrom $410Free CancellationRating
7.1
2,133 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom $425Free CancellationRating
6.7
7,711 reviews
Search British Airways flights
IberiaPriceFrom $457Free CancellationRating
7.0
3,101 reviews
Search Iberia flights
Aer LingusPriceFrom $468Free CancellationRating
7.2
1,444 reviews
Search Aer Lingus flights
SWISSPriceFrom $473Free CancellationRating
7.6
1,864 reviews
Search SWISS flights
LufthansaPriceFrom $476Free CancellationRating
6.8
7,758 reviews
Search Lufthansa flights
Brussels AirlinesPriceFrom $487Free CancellationRating
7.2
381 reviews
Search Brussels 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 2 flights on this route every week with an average price of $770. SWISS is rated 7.6/10 by our users.

  • United Airlines Flights From Chicago to Dublin

    $502 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 $765, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 9,231 user reviews) flies into Dublin from Chicago 2 times in an average week so prices can vary.

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Swords
Athlone
Dundalk
Mullingar
Bray
Kildare
Malahide
Wicklow
Drogheda
Portmarnock
Arklow
Castleknock
Naas
Leixlip
Carlingford
Cavan
Maynooth
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.
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