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$221+ Cheap flights from O'Hare Intl (ORD) to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DUB
abr. 2 — abr. 91
mié. 4/2
mié. 4/9
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Ireland

Keep the following information in mind while searching for O'Hare Intl to Ireland flight deals. Data was last updated marzo 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$520
(Flightnetwork)

One-way from

$221
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$621

Good round-trip deal

$696 or less

Good one-way deal

$545 or less
Provider with most accurate pricing for Chicago (CHI)-Dublin flight deals.
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From Chicago O'Hare Intl to Ireland
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One-way flight from Chicago O'Hare Intl to Ireland
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Highest demand for flights based on searches. 22% potential increase in price ($198 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Ireland.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Ireland.
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Find flight deals from O'Hare Intl to Ireland

Cheapest flights from O'Hare Intl to Ireland
Explore the most affordable flight options available from O'Hare Intl to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 28, 2025.

This Flightnetwork deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/47:15 pmORD - DUB
1 stop17h 00mScandinavian Airlines
sáb. 5/108:05 pmDUB - ORD
2 stops50h 05mScandinavian Airlines
Deal found 3/27$520
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/196:00 pmORD - DUB
1 stop18h 05mTAP AIR PORTUGAL
jue. 11/64:25 amDUB - ORD
1 stop17h 05mTAP AIR PORTUGAL
Deal found 3/26$526
This JetBlue deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/81:35 pmORD - DUB
1 stop12h 45mJetBlue
jue. 10/1611:30 amDUB - ORD
1 stop15h 24mJetBlue
Deal found 3/27$550
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/218:20 pmORD - DUB
Nonstop7h 25mUnited Airlines
mié. 11/129:00 amDUB - ORD
1 stop18h 59mUnited Airlines
Deal found 3/26$552
This Cheapflightsfares deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/54:45 pmORD - DUB
1 stop11h 30mIberia
jue. 11/132:05 pmDUB - ORD
1 stop12h 00mIberia
Deal found 3/28$556
This Air Canada deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/251:40 pmORD - DUB
1 stop11h 30mMultiple Airlines
mar. 12/25:00 amDUB - ORD
2 stops15h 45mMultiple Airlines
Deal found 3/27$563
This Delta deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/257:55 pmORD - DUB
1 stop30h 50mDelta
vie. 11/79:45 amDUB - ORD
1 stop13h 01mDelta
Deal found 3/26$577
This Air Canada deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/194:00 pmORD - DUB
1 stop10h 15mAir Canada
sáb. 11/89:00 amDUB - ORD
1 stop11h 51mAir Canada
Deal found 3/26$578
This oojo deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/811:45 pmORD - DUB
1 stop27h 50mTurkish Airlines
lun. 10/2010:35 amDUB - ORD
1 stop17h 25mTurkish Airlines
Deal found 3/28$592
This Gotogate deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/17:30 pmORD - DUB
1 stop9h 35mIcelandair
mié. 4/912:15 pmDUB - ORD
1 stop12h 05mIcelandair
Deal found 3/27$643
This Ovago deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/29:40 pmORD - DUB
1 stop13h 15mLufthansa
mié. 4/911:35 amDUB - ORD
Nonstop8h 00mLufthansa
Deal found 3/27$656
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/79:55 amORD - SNN
2 stops22h 50mMultiple Airlines
mié. 5/144:25 pmSNN - ORD
2 stops37h 04mMultiple Airlines
Deal found 3/27$671

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl to Ireland 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, Cheapflights users made 2,558,603 searches. Data last updated marzo 28, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Ireland that are best for you.

Fly from

O'Hare Intl

Fly to

Ireland

Route

Depart

Return

Price

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

dom. 5/4

7:15 pm-6:15 pm

1 stop17h 00m

Dublin

sáb. 5/10

8:05 pm-4:10 pm

2 stops50h 05m

$520

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

lun. 9/22

6:10 pm-6:05 pm

1 stop17h 55m

Dublin

sáb. 10/4

5:30 am-4:30 pm

1 stop17h 00m

$545

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

lun. 5/5

7:15 pm-11:00 pm

2 stops21h 45m

Dublin

mié. 5/14

6:20 pm-4:10 pm

2 stops27h 50m

$565

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

jue. 5/1

8:50 am-8:20 am

1 stop17h 30m

Dublin

mar. 5/6

10:40 am-6:36 pm

1 stop13h 56m

$575

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mié. 9/24

11:25 am-9:35 am

1 stop16h 10m

Dublin

mié. 10/1

10:35 am-10:00 pm

1 stop17h 25m

$592

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

lun. 4/7

7:30 pm-11:05 am

1 stop9h 35m

Dublin

vie. 4/25

12:15 pm-9:15 pm

1 stop15h 00m

$662

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

mié. 5/7

9:55 am-2:45 pm

2 stops22h 50m

Shannon

mié. 5/14

4:25 pm-11:29 pm

2 stops37h 04m

$671

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

dom. 4/27

3:45 pm-5:10 am

Nonstop7h 25m

Dublin

mar. 5/6

11:35 am-2:00 pm

Nonstop8h 25m

$685

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

lun. 9/1

10:20 pm-11:40 am

Nonstop7h 20m

Dublin

mié. 9/10

1:45 pm-3:45 pm

Nonstop8h 00m

$693

ChicagoCork

ORD - ORK

ORDORK

Chicago O'Hare Intl

lun. 5/5

7:25 pm-9:30 pm

2 stops20h 05m

Cork

lun. 5/12

10:00 am-8:50 am

3 stops28h 50m

$716

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 54 results
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Best time to book a flight from O'Hare Intl to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Ireland

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Ireland?

Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ireland (average of $509). Flying from Chicago O'Hare Intl Airport to Ireland in June is currently the most expensive (average of $1,010). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to IE?

Find hourly flight availability from O'Hare Intl to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 28, 2025.

When flying from Chicago O'Hare Intl Airport to Ireland, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 2% versus a flight at noon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Ireland?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Ireland. Price data was last updated on June 30, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Ireland flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated marzo 28, 2025.
To help decide which airline to fly from Chicago to Ireland, see what other customers have to say about Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Ireland one-way?

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $312. However, be on the lookout for offers from Icelandair and TAP AIR PORTUGAL, as they are both options that can get you from Chicago O'Hare Intl Airport to Ireland for a low price.

  • What are the most popular routes from Chicago O'Hare Intl Airport to Ireland?

    When deciding which route to take from Chicago O'Hare Intl Airport to Ireland consider Chicago O'Hare Intl - Dublin, Chicago O'Hare Intl - Shannon or Chicago O'Hare Intl - Cork as they are the most popular.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Ireland?

    No one likes to see their flight delayed. When booking a flight from Chicago O'Hare Intl Airport to Ireland consider choosing American Airlines (78%), Aer Lingus (78%) or British Airways (78%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Ireland?

    The cheapest flight price from Chicago O'Hare Intl Airport to Ireland is $476. On average you can expect to pay $2,151. The most popular route, (Chicago O'Hare Intl - Dublin), can usually be booked for $422.

  • Can I find deals for flights from O'Hare Intl to Ireland that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Ireland.

  • Can I find deals for business class flights from O'Hare Intl to Ireland?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ireland (average of $509). Flying from Chicago O'Hare Intl Airport to Ireland in June is currently the most expensive (average of $1,010). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for O'Hare Intl to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from O'Hare Intl to Ireland

Discover the top 10 airlines that operate flights from O'Hare Intl to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated marzo 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$196Average$200FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$341Average$489FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$356Average$568FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$394Average$476FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$446Average$699FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$482Average$731FlexibilityNo cancel feeOn-time75%
IberiaCheapest$509Average$733FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$509Average$787FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$519Average$1,013FlexibilityNo cancel feeOn-time70%
FinnairCheapest$526Average$811FlexibilityNo cancel feeOn-time76%
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