Dublin

$250+ Cheap flights from O'Hare Intl (ORD) to Dublin (DUB)

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DUB
feb. 4 — feb. 111
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The best prices from Chicago O'Hare Intl to Dublin are usually found in February or November, booked 41 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from O'Hare Intl to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$451
(Justfly.com)

One-way from

$250
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$543

Good round-trip deal

$660 or less

Good one-way deal

$509 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Dublin flight deals.
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Dublin flights.
From Chicago O'Hare Intl to Dublin
One-way flight from Chicago O'Hare Intl to Dublin
Highest demand for flights based on searches. 24% potential increase in price ($223 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Average for round-trip flights in January 2025
Price to beat on a round-trip flight from Chicago O'Hare Intl to Dublin.
Price to beat on a one-way flight from Chicago O'Hare Intl to Dublin.

Find flight deals from O'Hare Intl to Dublin

Cheapest flights from O'Hare Intl to Dublin
Explore the most affordable flight options available from O'Hare Intl to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 30, 2025.

This Justfly.com deal was found by Cheapflights users on 1/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/289:00 pmORD - DUB
Nonstop7h 20mAer Lingus
vie. 3/711:30 amDUB - ORD
Nonstop8h 30mAer Lingus
Deal found 1/29$451
This Gotogate deal was found by Cheapflights users on 1/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/286:00 pmORD - DUB
1 stop18h 05mTAP AIR PORTUGAL
mié. 10/810:45 amDUB - ORD
1 stop35h 25mTAP AIR PORTUGAL
Deal found 1/28$453
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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.
mar. 2/185:18 pmORD - DUB
1 stop9h 22mIberia
lun. 2/242:05 pmDUB - ORD
1 stop12h 03mIberia
Deal found 1/28$461
This FlightHub deal was found by Cheapflights users on 1/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/27:30 pmORD - DUB
1 stop16h 45mScandinavian Airlines
dom. 11/912:05 pmDUB - ORD
2 stops34h 40mScandinavian Airlines
Deal found 1/29$462
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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.
lun. 3/249:15 pmORD - DUB
1 stop11h 45mMultiple Airlines
jue. 4/39:15 amDUB - ORD
1 stop16h 05mMultiple Airlines
Deal found 1/28$469
This KLM deal was found by Cheapflights users on 1/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/274:55 pmORD - DUB
1 stop10h 50mKLM
mar. 3/412:00 pmDUB - ORD
1 stop12h 47mKLM
Deal found 1/29$471
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/110:10 amORD - DUB
2 stops16h 15mDelta
sáb. 3/811:30 amDUB - ORD
2 stops15h 54mDelta
Deal found 1/28$475
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/289:50 amORD - DUB
1 stop15h 20mUnited Airlines
mié. 3/59:00 amDUB - ORD
2 stops36h 37mUnited Airlines
Deal found 1/28$476
This American Airlines deal was found by Cheapflights users on 1/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/126:35 pmORD - DUB
1 stop11h 35mAmerican Airlines
mié. 2/262:05 pmDUB - ORD
1 stop12h 03mAmerican Airlines
Deal found 1/29$479
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/57:05 pmORD - DUB
1 stop16h 45mSWISS
lun. 2/106:40 pmDUB - ORD
1 stop27h 35mSWISS
Deal found 1/29$487
This oojo deal was found by Cheapflights users on 1/29. 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.
sáb. 2/16:30 pmORD - DUB
1 stop9h 45mIcelandair
jue. 2/611:30 amDUB - ORD
1 stop11h 50mIcelandair
Deal found 1/29$491
This Priceline deal was found by Cheapflights users on 1/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/246:39 pmORD - DUB
1 stop30h 31mAir Canada
lun. 3/319:50 amDUB - ORD
2 stops30h 57mAir Canada
Deal found 1/28$492

Find flights from O'Hare Intl to Dublin within your budget

Customize your flight search to find flights from O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated enero 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 2/28

9:00 pm-10:20 am

Nonstop7h 20m

Dublin

vie. 3/7

11:30 am-2:00 pm

Nonstop8h 30m

$451

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

dom. 2/9

8:25 pm-4:10 pm

1 stop13h 45m

Dublin

mar. 2/18

4:55 pm-3:30 pm

1 stop28h 35m

$455

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mar. 2/18

5:18 pm-8:40 am

1 stop9h 22m

Dublin

lun. 2/24

2:05 pm-8:08 pm

1 stop12h 03m

$461

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

lun. 3/24

9:15 pm-2:00 pm

1 stop11h 45m

Dublin

jue. 4/3

9:15 am-7:20 pm

1 stop16h 05m

$469

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

jue. 2/27

4:55 pm-9:45 am

1 stop10h 50m

Dublin

mar. 3/4

12:00 pm-6:47 pm

1 stop12h 47m

$471

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

sáb. 3/1

10:10 am-8:25 am

2 stops16h 15m

Dublin

sáb. 3/8

11:30 am-9:24 pm

2 stops15h 54m

$475

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 2/28

9:50 am-7:10 am

1 stop15h 20m

Dublin

mié. 3/5

9:00 am-3:37 pm

2 stops36h 37m

$476

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mié. 2/12

6:35 pm-12:10 pm

1 stop11h 35m

Dublin

mié. 2/26

2:05 pm-8:08 pm

1 stop12h 03m

$479

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

mar. 4/29

7:15 pm-6:15 pm

1 stop17h 00m

Dublin

vie. 5/9

7:05 pm-4:10 pm

1 stop27h 05m

$484

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

vie. 2/21

11:35 am-7:10 am

2 stops13h 35m

Dublin

sáb. 3/1

9:00 am-2:51 pm

1 stop11h 51m

$488

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 29 results
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Compare providers for flights from O'Hare Intl to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Dublin in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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.

Travel insights for flights from O'Hare Intl to Dublin

Get recent, data-driven insights about flights from O'Hare Intl to Dublin including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Dublin?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Dublin. Price data was last updated on January 24, 2025.

Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Dublin (average of $509). Flying from Chicago O'Hare Intl Airport to Dublin in June is currently the most expensive (average of $1,016). 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 DUB?

Find hourly flight availability from O'Hare Intl to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 30, 2025.

It’s optimal to fly from Chicago O'Hare Intl Airport to Dublin in the morning. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Dublin. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Dublin flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Dublin by month

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

In terms of precipitation, rainfall in Dublin 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 Dublin when rainfall is around 1.9 in.

Temperature in Dublin by month

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

If weather is an important factor for your trip to Dublin, 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 Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated enero 30, 2025.
Get a feel of what it's like to fly with Delta, KLM and SWISS from Chicago to Dublin by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

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.

8.0
Very good
8.0
Very good

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

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.

8.0
Very good

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

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.

8.0
Very good

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

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.

8.0
Very good

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

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.

8.0
Very good

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

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 Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Dublin from Chicago O'Hare Intl?

    For a flight from Chicago O'Hare Intl to Dublin, you will be flying into Dublin. Dublin (DUB) is just 5.7 mi from the center of the city. Dublin is the only Dublin airport and it handles 2 inbound flights from Chicago O'Hare Intl per day. 16 airlines have flights to Dublin from Chicago O'Hare Intl on a regular basis.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Dublin round-trip?

    Aer Lingus, at $451, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Dublin.Alternate airlines to your destination round-trip include TAP AIR PORTUGAL and Iberia. Aer Lingus is priced at 36% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Chicago O'Hare Intl Airport to Dublin are Icelandair ($294), TAP AIR PORTUGAL ($336), and Scandinavian Airlines ($363).

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

    Consider American Airlines (68%), Aer Lingus (68%) or British Airways (68%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Dublin.

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

    While on average a flight from Chicago O'Hare Intl Airport to Dublin is generally $1,790, our data shows the cheapest flight currently is $433. When looking at the most popular route, (Chicago O'Hare Intl - Dublin), you can expect to pay $433 for that flight.

  • Where are the most common layover locations when flying from Chicago O'Hare Intl Airport to Dublin?

  • What are some popular things to do or see while on a layover in Reykjavik?

    Most Reykjavik visitors opt to spend their time experiencing Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool. Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool can be accessed by traveling approximately 23.2 mi, 23.3 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl. Travelers can rent a car at Reykjavik Keflavik Intl for an average daily rate of $51 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Chicago O'Hare Intl Airport to Dublin flights?

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

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

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

    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 Dublin.

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Dublin 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 Dublin?

    Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Dublin (average of $509). Flying from Chicago O'Hare Intl Airport to Dublin in June is currently the most expensive (average of $1,016). 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.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Maynooth
Swords
Wicklow
Leixlip

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Top 10 airlines flying from O'Hare Intl to Dublin

Discover the top 10 airlines that operate flights from O'Hare Intl to Dublin. 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 enero 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$196Average$200FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$326Average$483FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$360Average$587FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$405Average$465FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$449Average$693FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$498Average$611FlexibilityNo cancel feeOn-time70%
IberiaCheapest$507Average$756FlexibilityNo cancel feeOn-time77%
FinnairCheapest$525Average$833FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$526Average$796FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$526Average$848FlexibilityNo cancel feeOn-time71%
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