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$239+ Cheap flights from Chicago (CHI) 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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — DUB
Dec 29 — Jan 51
Sun 12/29
Sun 1/5
1 adult, Economy
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Cheap flight deals from Chicago to Ireland

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Ireland (IE0). 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 December 24, 2024.

Round-trip from

$479
(Kiwi.com)

One-way from

$239
(Kiwi.com)
From Chicago (CHI) to Ireland
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One-way flight from Chicago (CHI) to Ireland
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Find flight deals from Chicago to Ireland

Cheapest flights from Chicago to Ireland
Explore the most affordable flight options available from Chicago to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 24, 2024.

This United Airlines deal was found by Cheapflights users on 12/23. 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.
Mon 12/309:05 pmORD - DUB
1 stop31h 00mUnited Airlines
Sat 1/119:00 amDUB - ORD
2 stops39h 38mUnited Airlines
Deal found 12/23$571
This CheapOair deal was found by Cheapflights users on 12/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/307:05 pmORD - DUB
1 stop16h 45mMultiple Airlines
Sat 1/119:00 amDUB - ORD
1 stop11h 51mMultiple Airlines
Deal found 12/23$596
This Gotogate deal was found by Cheapflights users on 12/23. 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.
Sat 12/287:10 pmORD - DUB
2 stops34h 10mScandinavian Airlines
Thu 4/177:05 pmDUB - ORD
1 stop27h 05mScandinavian Airlines
Deal found 12/23$769
This Justfly.com deal was found by Cheapflights users on 12/23. 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.
Fri 12/278:25 pmORD - DUB
1 stop28h 45mAir Canada
Sat 1/119:00 amDUB - ORD
2 stops31h 54mAir Canada
Deal found 12/23$844
This StudentUniverse deal was found by Cheapflights users on 12/23. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:45 pmORD - DUB
1 stop15h 50mBritish Airways
Tue 1/78:30 pmDUB - ORD
2 stops29h 43mBritish Airways
Deal found 12/23$851
This KLM deal was found by Cheapflights users on 12/23. 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.
Thu 12/266:00 amMDW - DUB
1 stop20h 25mKLM
Sun 12/2911:30 amDUB - MDW
1 stop16h 36mKLM
Deal found 12/23$857
This Delta deal was found by Cheapflights users on 12/24. 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.
Thu 12/262:55 pmORD - DUB
1 stop11h 30mDelta
Mon 12/3011:30 amDUB - ORD
1 stop16h 11mDelta
Deal found 12/24$857
This Delta deal was found by Cheapflights users on 12/23. 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.
Thu 12/2610:08 amMDW - DUB
1 stop16h 17mDelta
Sun 12/295:55 amDUB - MDW
2 stops16h 22mDelta
Deal found 12/23$870
This KLM deal was found by Cheapflights users on 12/23. 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.
Fri 12/274:25 pmORD - DUB
1 stop18h 15mKLM
Sun 12/295:55 amDUB - ORD
1 stop14h 35mKLM
Deal found 12/23$877
This oojo deal was found by Cheapflights users on 12/23. 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.
Sat 12/287:40 pmORD - DUB
Nonstop7h 20mAer Lingus
Thu 4/172:45 pmDUB - ORD
1 stop28h 00mAer Lingus
Deal found 12/23$880
This SWISS deal was found by Cheapflights users on 12/23. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:50 pmORD - DUB
2 stops14h 30mSWISS
Tue 1/712:55 pmDUB - ORD
2 stops34h 05mSWISS
Deal found 12/23$1,000
This Lufthansa deal was found by Cheapflights users on 12/23. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/276:30 pmORD - DUB
1 stop22h 20mLufthansa
Tue 12/315:00 amDUB - ORD
1 stop14h 25mLufthansa
Deal found 12/23$1,069

Find flights from Chicago to Ireland within your budget

Customize your flight search to find flights from Chicago 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 December 24, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 1/26

6:30 pm-10:15 am

1 stop9h 45m

Dublin

Tue 2/4

11:30 am-5:20 pm

1 stop11h 50m

$478

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 1/29

7:15 pm-10:20 am

1 stop33h 05m

Dublin

Thu 2/6

4:25 am-3:30 pm

1 stop17h 05m

$479

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 5/5

7:15 pm-6:15 pm

1 stop17h 00m

Dublin

Fri 5/16

12:20 pm-4:10 pm

2 stops33h 50m

$481

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 1/20

9:13 pm-7:10 am

1 stop27h 57m

Dublin

Wed 1/29

9:00 am-7:55 pm

2 stops16h 55m

$525

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 2/26

6:14 pm-10:05 am

1 stop9h 51m

Dublin

Wed 3/5

9:00 am-11:50 am

2 stops32h 50m

$542

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Tue 1/28

11:55 am-3:25 pm

1 stop21h 30m

Dublin

Mon 2/10

4:55 pm-6:35 pm

1 stop31h 40m

$544

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 3/3

3:55 pm-5:15 am

Nonstop7h 20m

Dublin

Fri 3/7

3:20 pm-5:55 pm

Nonstop8h 35m

$549

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Tue 1/28

11:35 am-7:10 am

2 stops13h 35m

Dublin

Mon 2/10

1:20 pm-4:15 pm

1 stop32h 55m

$552

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 1/26

6:35 pm-11:15 am

1 stop10h 40m

Dublin

Tue 2/4

2:05 pm-8:04 pm

1 stop11h 59m

$556

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 1/26

2:03 pm-8:45 am

1 stop12h 42m

Dublin

Tue 2/4

10:45 am-9:24 pm

1 stop16h 39m

$563

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Showing 1-10 of 60 results
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Best time to book a flight from Chicago to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Chicago 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 Chicago to Ireland

Get recent, data-driven insights about flights from Chicago to Ireland including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Chicago to Ireland?

Currently, November is the cheapest month in which you can book a flight from Chicago to Ireland (average of $509). Flying from Chicago to Ireland 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 CHI to IE?

Find hourly flight availability from Chicago 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 December 24, 2024.

When flying from Chicago to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 December 24, 2024.
Read reviews from past customers who have flown Aer Lingus, Delta and British Airways from Chicago to Ireland. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,580 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Delta
8.0
Very good
8,580 reviews
Delta
8.0
Very good
8,580 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

KLM
7.8
Good
1,346 reviews
Delta
8.0
Very good
8,580 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Air Transat
7.8
Good
386 reviews
Delta
8.0
Very good
8,580 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

SWISS
7.6
Good
1,605 reviews
Delta
8.0
Very good
8,580 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Air France
7.4
Good
1,503 reviews
Delta
8.0
Very good
8,580 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Reviews

1 / 10

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 Chicago 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 to Ireland one-way?

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as $301. However, be on the lookout for offers from TAP AIR PORTUGAL and Scandinavian Airlines, as they are both options that can get you from Chicago to Ireland for a low price.

  • What are the most popular routes from Chicago to Ireland?

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

  • What are the most reliable airlines from Chicago to Ireland?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Ireland on time: Air Canada (90%), Austrian Airlines (90%), Brussels Airlines (90%).

  • What are the cheapest flights from Chicago to Ireland?

    While on average a flight from Chicago to Ireland is generally $1,884, our data shows the cheapest flight currently is $346. When looking at the most popular route, (Chicago O'Hare Intl - Dublin), you can expect to pay $411 for that flight.

  • Can I find deals for flights from Chicago to Ireland that include hotel bookings?

    Yes. In addition to deals on Chicago to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Ireland?

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

  • Can I find deals for business class flights from Chicago to Ireland?

    Yes. Cheapflights offers flight deals from Chicago 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 to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Chicago to Ireland (average of $509). Flying from Chicago to Ireland 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.

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Alternative routes for Chicago 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 Chicago to Ireland

Discover the top 10 airlines that operate flights from Chicago 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 December 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$196Average$200FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$304Average$421FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$361Average$600FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$407Average$477FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$448Average$692FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$490Average$813FlexibilityNo cancel feeOn-time71%
IberiaCheapest$508Average$747FlexibilityNo cancel feeOn-time77%
KLMCheapest$509Average$849FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$510Average$887FlexibilityNo cancel feeOn-time70%
FinnairCheapest$526Average$847FlexibilityNo cancel feeOn-time76%
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