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Cheap flights from Chicago O'Hare Intl Airport to Dublin from $210

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 O'Hare Intl Airport to Dublin departing on 11/2. 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 O'Hare Intl Airport to Dublin

Cheap round-trip flights

TAP AIR PORTUGAL Logo
8:15 pm - 11:20 pmORD-DUB
21h 05m1 stop
TAP AIR PORTUGAL Logo
4:25 am - 3:15 pmDUB-ORD
16h 50m1 stop
$402TAP AIR PORTUGAL
Find Deal
vie., nov. 7 - jue., nov. 13
TAP AIR PORTUGAL Logo
6:00 pm - 12:05 amORD-DUB
24h 05m1 stop
TAP AIR PORTUGAL Logo
4:55 pm - 4:00 pmDUB-ORD
28h 05m1 stop
$403TAP AIR PORTUGAL
Find Deal
jue., oct. 23 - mar., oct. 28
TAP AIR PORTUGAL Logo
6:00 pm - 12:05 amORD-DUB
24h 05m1 stop
TAP AIR PORTUGAL Logo
4:55 pm - 4:00 pmDUB-ORD
28h 05m1 stop
$404TAP AIR PORTUGAL
Find Deal
jue., oct. 23 - mar., oct. 28
Scandinavian Airlines Logo
7:20 pm - 6:20 pmORD-DUB
17h 00m1 stop
Scandinavian Airlines Logo
10:10 am - 4:45 pmDUB-ORD
12h 35m1 stop
$408Scandinavian Airlines
Find Deal
jue., nov. 13 - dom., nov. 16
Scandinavian Airlines Logo
7:20 pm - 9:25 amORD-DUB
32h 05m1 stop
Scandinavian Airlines Logo
6:55 pm - 4:45 pmDUB-ORD
27h 50m2 stops
$409Scandinavian Airlines
Find Deal
vie., nov. 7 - vie., nov. 14
Scandinavian Airlines Logo
7:20 pm - 9:25 amORD-DUB
32h 05m1 stop
Scandinavian Airlines Logo
10:10 am - 4:45 pmDUB-ORD
12h 35m1 stop
$410Scandinavian Airlines
Find Deal
vie., nov. 7 - sáb., nov. 15
Scandinavian Airlines Logo
7:20 pm - 6:20 pmORD-DUB
17h 00m1 stop
Scandinavian Airlines Logo
11:15 am - 4:45 pmDUB-ORD
35h 30m2 stops
$415Scandinavian Airlines
Find Deal
jue., nov. 6 - jue., nov. 13
Scandinavian Airlines Logo
7:20 pm - 9:25 amORD-DUB
32h 05m1 stop
Scandinavian Airlines Logo
11:15 am - 4:45 pmDUB-ORD
35h 30m2 stops
$416Scandinavian Airlines
Find Deal
vie., nov. 7 - jue., nov. 13
Scandinavian Airlines Logo
7:20 pm - 11:20 amORD-DUB
34h 00m2 stops
Scandinavian Airlines Logo
10:45 am - 4:45 pmDUB-ORD
36h 00m2 stops
$417Scandinavian Airlines
Find Deal
vie., nov. 7 - vie., nov. 14
Scandinavian Airlines Logo
7:20 pm - 9:25 amORD-DUB
32h 05m1 stop
Scandinavian Airlines Logo
11:30 am - 4:45 pmDUB-ORD
35h 15m2 stops
$418Scandinavian Airlines
Find Deal
vie., nov. 7 - mié., nov. 19

Scandinavian Airlines flights from Chicago O'Hare Intl Airport to Dublin

Our best Scandinavian Airlines deals on Chicago O'Hare Intl Airport to Dublin flight tickets
Scandinavian Airlines
Nov 13
ORD7:20 pmChicago O'Hare Intl
17h 00m
1 stop
DUB6:20 pmDublin
Nov 16
DUB10:10 amDublin
12h 35m
1 stop
ORD4:45 pmChicago O'Hare Intl
$408
Find similar
Scandinavian Airlines
Nov 7
ORD7:20 pmChicago O'Hare Intl
32h 05m
1 stop
DUB9:25 amDublin
Nov 14
DUB6:55 pmDublin
27h 50m
2 stops
ORD4:45 pmChicago O'Hare Intl
$409
Find similar
Scandinavian Airlines
Nov 7
ORD7:20 pmChicago O'Hare Intl
32h 05m
1 stop
DUB9:25 amDublin
Nov 15
DUB10:10 amDublin
12h 35m
1 stop
ORD4:45 pmChicago O'Hare Intl
$410
Find similar

Icelandair flights from Chicago O'Hare Intl Airport to Dublin

Our best Icelandair deals on Chicago O'Hare Intl Airport to Dublin flight tickets
Icelandair
Aug 9
ORD7:25 pmChicago O'Hare Intl
9h 40m
1 stop
DUB11:05 amDublin
Aug 19
DUB2:15 pmDublin
13h 00m
1 stop
ORD9:15 pmChicago O'Hare Intl
$567
Find similar
Icelandair
Aug 9
ORD7:25 pmChicago O'Hare Intl
9h 40m
1 stop
DUB11:05 amDublin
Aug 20
DUB12:15 pmDublin
15h 00m
1 stop
ORD9:15 pmChicago O'Hare Intl
$569
Find similar
Icelandair
Aug 8
ORD10:15 pmChicago O'Hare Intl
30h 50m
1 stop
DUB11:05 amDublin
Aug 20
DUB12:15 pmDublin
12h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
$592
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 julio 31, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/7

8:15 pm-11:20 pm

1 stop21h 05m

Dublin

jue. 11/13

4:25 am-3:15 pm

1 stop16h 50m

$402

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

jue. 10/23

6:00 pm-12:05 am

1 stop24h 05m

Dublin

mar. 10/28

4:55 pm-4:00 pm

1 stop28h 05m

$403

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

jue. 10/23

6:00 pm-12:05 am

1 stop24h 05m

Dublin

mar. 10/28

4:55 pm-4:00 pm

1 stop28h 05m

$404

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

jue. 11/13

7:20 pm-6:20 pm

1 stop17h 00m

Dublin

dom. 11/16

10:10 am-4:45 pm

1 stop12h 35m

$408

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/7

7:20 pm-9:25 am

1 stop32h 05m

Dublin

vie. 11/14

6:55 pm-4:45 pm

2 stops27h 50m

$409

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/7

7:20 pm-9:25 am

1 stop32h 05m

Dublin

sáb. 11/15

10:10 am-4:45 pm

1 stop12h 35m

$410

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

jue. 11/6

7:20 pm-6:20 pm

1 stop17h 00m

Dublin

jue. 11/13

11:15 am-4:45 pm

2 stops35h 30m

$415

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/7

7:20 pm-9:25 am

1 stop32h 05m

Dublin

jue. 11/13

11:15 am-4:45 pm

2 stops35h 30m

$416

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/7

7:20 pm-11:20 am

2 stops34h 00m

Dublin

vie. 11/14

10:45 am-4:45 pm

2 stops36h 00m

$417

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 11/7

7:20 pm-9:25 am

1 stop32h 05m

Dublin

mié. 11/19

11:30 am-4:45 pm

2 stops35h 15m

$418

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 O'Hare Intl Airport 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, January is the cheapest month to fly from Chicago O'Hare Intl Airport to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $524. If you’re not able to fly to Dublin in January, then November is your next best option. Flight prices from Chicago O'Hare Intl Airport to Dublin during November average around $542.

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

The cheapest day to depart from Chicago O'Hare Intl Airport to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $745. Flights from Chicago O'Hare Intl Airport to Dublin on a Friday will generally be more expensive and average around $820. 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 O'Hare Intl Airport 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 $782.

What is the cheapest Chicago O'Hare Intl to Dublin flight route?

Fly from Chicago O'Hare Intl to Dublin for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $691 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Chicago O'Hare Intl Airport for as low as $630 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Dublin flights?

There are 3 cabin classes available to choose from on Chicago O'Hare Intl 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 O'Hare Intl Airport to Dublin flight prices changed over time?

As of July 2025, prices for Chicago O'Hare Intl Airport to Dublin flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Dublin (ORD to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Dublin

Best Price Found

$210

Fastest flight time

13h 40m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from Chicago O'Hare Intl Airport in the past 72 hours is $210. The best round-trip flight deal from Chicago O'Hare Intl Airport to Dublin found on momondo in the last 72 hours is $402.
The fastest flight from Chicago O'Hare Intl Airport to Dublin takes 13h 40m
Direct flights go from Chicago O'Hare Intl Airport to Dublin every day.
There is 1 airport near Dublin: Dublin (DUB)
Search flight deals

  • How far is Chicago O'Hare Intl to Dublin by plane?

    There are 3663.0 mi between Chicago O'Hare Intl and Dublin. By plane, this route typically takes 14h 55m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Dublin Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Dublin Airport were last updated today.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Dublin Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport 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 Chicago O'Hare Intl Airport to Dublin?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Dublin?

Best airlines flying from Chicago O'Hare Intl Airport to Dublin

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Dublin with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $51Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
IcelandairPriceFrom $353Free CancellationRating
7.0
520 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $393Free CancellationRating
7.1
1,933 reviews
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesPriceFrom $400Free CancellationRating
7.3
1,457 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom $452Free CancellationRating
7.1
1,192 reviews
Search Aer Lingus flights
SWISSPriceFrom $473Free CancellationRating
7.5
1,686 reviews
Search SWISS flights
IberiaPriceFrom $512Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
British AirwaysPriceFrom $523Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
FinnairPriceFrom $526Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
American AirlinesPriceFrom $526Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Finnair Flights From Chicago O'Hare Intl Airport to Dublin

    Finnair flight deals from Chicago O'Hare Intl Airport to Dublin start from $526 round-trip. Over the 7 Finnair flights for this route in a normal week, average airfare is usually $835 round-trip - but some users have found much cheaper deals with momondo.

  • SWISS Flights From Chicago O'Hare Intl Airport to Dublin

    SWISS (7.5/10 from 1,686 reviews) operates around 7 flights from Chicago O'Hare Intl Airport to Dublin in any given week. The average SWISS airfare for this route is around $818, with deals from around $473 rare but found on momondo. Referenced prices are for round-trip Chicago O'Hare Intl Airport to Dublin flight searches in the last 72 hours.

Traveling to a place near Dublin?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dublin from Chicago.

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

Yes. momondo can track prices for Chicago to Dublin flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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