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Cheap flights from Ireland to Chicago from £354

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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — CHI
27 Nov — 4 Dec1
1 adult

Find flights from Ireland to Chicago within your budget

Customise your flight search to find flights from Ireland to Chicago 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 915,844 searches. Data last updated 22 November 2024.

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Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 12/3

20:30-14:05

1 stop22h 35m

Chicago O'Hare Intl

Mon 24/3

23:05-17:05

1 stop13h 00m

£394

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 27/1

05:55-16:13

2 stops16h 18m

Chicago O'Hare Intl

Sun 2/2

10:30-08:05

2 stops15h 35m

£395

DublinChicago

DUB - MDW

DUBMDW

Dublin

Thu 16/1

08:50-18:14

2 stops15h 24m

Chicago Midway

Sat 25/1

17:05-12:40

2 stops13h 35m

£397

DublinChicago

DUB - ORD

DUBORD

Dublin

Sat 8/2

16:40-19:15

Nonstop8h 35m

Chicago O'Hare Intl

Wed 12/2

21:00-10:20

Nonstop7h 20m

£397

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 12/12

05:55-17:36

2 stops17h 41m

Chicago O'Hare Intl

Fri 17/1

10:05-08:05

2 stops16h 00m

£400

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 14/3

10:45-19:45

1 stop14h 00m

Chicago O'Hare Intl

Mon 24/3

22:45-17:05

1 stop13h 20m

£402

DublinChicago

DUB - MDW

DUBMDW

Dublin

Thu 12/12

05:55-18:32

2 stops18h 37m

Chicago Midway

Thu 9/1

09:34-08:45

2 stops17h 11m

£402

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 10/1

12:30-15:50

1 stop33h 20m

Chicago O'Hare Intl

Fri 24/1

10:40-09:25

2 stops16h 45m

£407

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 5/12

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Tue 17/12

18:30-10:15

1 stop9h 45m

£414

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 4/12

09:00-19:32

1 stop16h 32m

Chicago O'Hare Intl

Sat 14/12

18:16-10:05

1 stop9h 49m

£416

Flights are sorted by cheapest return flights first.

Deals found on 22/11

Showing 1-10 of 28 results
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Cheap flight deals from Ireland to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Ireland (IE0) to Chicago (CHI). 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 22 November 2024.

Find flight deals from Ireland to Chicago

Cheapest flights from Ireland to Chicago
Explore the most affordable flight options available from Ireland to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 November 2024.

Thu 12/1205:55DUB - ORD
2 stops17h 41mDelta
Fri 17/110:05ORD - DUB
2 stops16h 00mDelta
Deal found 22/11£400
Tue 3/1213:25DUB - ORD
1 stop31h 05mKLM
Mon 16/1214:05ORD - DUB
1 stop12h 20mKLM
Deal found 22/11£401
Thu 12/1205:55DUB - MDW
2 stops18h 37mDelta
Thu 9/109:34MDW - DUB
2 stops17h 11mDelta
Deal found 21/11£402
Thu 5/1211:30DUB - ORD
1 stop11h 50mIcelandair
Tue 17/1218:30ORD - DUB
1 stop9h 45mIcelandair
Deal found 22/11£414
Wed 4/1209:00DUB - ORD
1 stop16h 32mUnited Airlines
Sat 14/1218:16ORD - DUB
1 stop9h 49mUnited Airlines
Deal found 22/11£416
Thu 26/1217:55DUB - ORD
1 stop29h 05mBritish Airways
Wed 8/114:55ORD - DUB
2 stops22h 45mBritish Airways
Deal found 22/11£422
Thu 19/1212:30DUB - ORD
1 stop33h 20mScandinavian Airlines
Fri 10/119:10ORD - DUB
1 stop32h 10mScandinavian Airlines
Deal found 21/11£426
Wed 4/1211:30DUB - ORD
Nonstop8h 30mAer Lingus
Mon 16/1215:55ORD - DUB
Nonstop7h 20mAer Lingus
Deal found 22/11£444
Wed 4/1218:40DUB - ORD
2 stops23h 35mSWISS
Wed 11/1217:55ORD - DUB
2 stops17h 55mSWISS
Deal found 20/11£458
Wed 4/1211:30DUB - ORD
Nonstop8h 30mMultiple Airlines
Wed 11/1207:20ORD - DUB
1 stop15h 45mMultiple Airlines
Deal found 20/11£475
Thu 5/1211:30DUB - MDW
1 stop16h 16mKLM
Sun 15/1210:38MDW - DUB
1 stop15h 47mKLM
Deal found 21/11£483
Sat 23/1109:00DUB - ORD
2 stops28h 56mAir Canada
Sat 30/1111:35ORD - DUB
2 stops13h 35mAir Canada
Deal found 22/11£537

Best time to book a flight from Ireland to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Ireland with our price prediction graph.
Estimated return 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 Ireland to Chicago

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

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

Currently, January is the cheapest month in which you can book a flight from Ireland to Chicago (average of £598). Flying from Ireland to Chicago in July is currently the most expensive (average of £774). 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 IE to CHI?

Find hourly flight availability from Ireland to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 November 2024.

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

Weekly flight availability from Ireland to Chicago

Explore weekly flight availability from Ireland to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 November 2024.

The most flights from IE0 to CHI are scheduled on a Tuesday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Chicago by month

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

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

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

If weather is an important factor for your trip to Chicago, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 22 November 2024.
To help decide which airline to fly from Ireland to Chicago, see what other customers have to say about Aer Lingus, United Airlines and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,747 reviews
Check prices

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very Good
8,747 reviews
Delta
8.0
Very Good
8,747 reviews
Check prices

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,346 reviews
Delta
8.0
Very Good
8,747 reviews
Check prices

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.6
Good
1,637 reviews
Delta
8.0
Very Good
8,747 reviews
Check prices

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France
7.4
Good
1,528 reviews
Delta
8.0
Very Good
8,747 reviews
Check prices

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,171 reviews
Delta
8.0
Very Good
8,747 reviews
Check prices

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ireland to Chicago. 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 Ireland to Chicago one-way?

    £354 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on British Airways and Turkish Airlines, with prices starting from £394 and £410, respectively.

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

    The top 3 most reliable airlines when flying from Ireland to Chicago are Air Canada (83%), Austrian Airlines (83%) and Brussels Airlines (83%).

  • What are the cheapest flights from Ireland to Chicago?

    The cheapest flight price from Ireland to Chicago is £363. On average you can expect to pay £1,020. The most popular route, (Dublin - Chicago O'Hare Intl), can usually be booked for £473.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ireland to Chicago 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 Ireland to Chicago?

    Currently, January is the cheapest month in which you can book a flight from Ireland to Chicago (average of £598). Flying from Ireland to Chicago in July is currently the most expensive (average of £774). 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

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Alternative routes for Ireland to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to O'Hare Intl flights
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Gatwick to O'Hare Intl flights
London City to O'Hare Intl flights
Heathrow to Midway flights
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Stansted to O'Hare Intl flights
Luton to O'Hare Intl flights
Manchester to O'Hare Intl flights
Edinburgh to O'Hare Intl flights
Gatwick to St. Louis flights
Manchester to Midway flights
London City to St. Louis flights
Edinburgh to Midway flights
Newcastle upon Tyne to O'Hare Intl flights
Liverpool to O'Hare Intl flights
Newcastle upon Tyne to Midway flights
Birmingham to O'Hare Intl flights
Glasgow Intl to O'Hare Intl flights
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Bristol to O'Hare Intl flights
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Leeds to Midway flights
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Bristol to Midway flights
Southampton to O'Hare Intl flights
Bruxelles-National to O'Hare Intl flights
Riga to O'Hare Intl flights
Heathrow to Moline flights
Belfast Intl to O'Hare Intl flights
Belfast City to O'Hare Intl flights
Edinburgh to St. Louis flights
London City to Moline flights
Dublin to O'Hare Intl flights
Amsterdam to O'Hare Intl flights
Darlington to O'Hare Intl flights
London City to Peoria flights
Southend to O'Hare Intl flights
Cardiff to O'Hare Intl flights
Prague to O'Hare Intl flights

Top 8 airlines flying from Ireland to Chicago

Discover the top 8 airlines that operate flights from Ireland to Chicago. 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 915,844 searches. Data last updated 22 November 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£213Average£415FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£277Average£413FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
United AirlinesCheapest£310Average£596FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£313Average£478FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£317Average£445FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
American AirlinesCheapest£381Average£537FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£400Average£589FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£449Average£594FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Chicago?

Cheapflights helps you search for flights from Ireland to Chicago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Chicago?

Cheapflights simply makes it quick and affordable to book flights from Ireland to Chicago by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ireland to Chicago with no change fees?

Yes, we can. To see specific flights from Ireland to Chicago with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to Chicago become cheaper?

Not ready to book yet? You can track prices for flights from Ireland to Chicago on Cheapflights with our Price Alert feature and get notified when better prices are available.

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