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Cheap flights from Dublin to Chicago from £334

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — CHI
26 Feb — 5 Mar1
1 adult

The best prices from Dublin to Chicago are usually found in November or April, booked 51 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Dublin to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) 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 21 February 2025.

Round-trip from

£334

Popular in

July

Cheapest in

November

Average price

£413

Good round-trip deal

£452 or less

Good one-way deal

£406 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 23/4-28/4
  • 3 total stops
  • 51h 25m total
  • Dublin to Chicago
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Highest demand for flights based on searches. 18% potential increase in price (£79 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Dublin to Chicago (CHI).
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Price to beat on a one-way flight from Dublin to Chicago (CHI).
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Find flight deals from Dublin to Chicago

Cheapest flights from Dublin to Chicago
Explore the most affordable flight options available from Dublin to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Wed 23/411:45DUB - ORD
2 stops34h 25mScandinavian Airlines
Mon 28/419:15ORD - DUB
1 stop17h 00mScandinavian Airlines
Deal found 20/2£334
Tue 4/311:30DUB - ORD
1 stop11h 50mIcelandair
Wed 26/319:30ORD - DUB
1 stop9h 45mIcelandair
Deal found 20/2£345
Mon 3/308:50DUB - ORD
1 stop11h 40mMultiple Airlines
Wed 26/314:55ORD - DUB
1 stop13h 50mMultiple Airlines
Deal found 20/2£383
Sat 1/312:00DUB - ORD
1 stop12h 47mAir France
Wed 26/314:55ORD - DUB
1 stop13h 50mAir France
Deal found 20/2£395
Mon 3/312:00DUB - MDW
1 stop16h 20mKLM
Wed 26/316:59MDW - DUB
1 stop11h 46mKLM
Deal found 20/2£395
Thu 27/210:30DUB - ORD
1 stop14h 15mBritish Airways
Wed 26/316:27ORD - DUB
2 stops14h 43mBritish Airways
Deal found 20/2£395
Thu 27/213:25DUB - ORD
1 stop31h 05mKLM
Wed 5/314:00ORD - DUB
1 stop12h 45mKLM
Deal found 20/2£402
Thu 27/206:00DUB - ORD
1 stop15h 05mDelta
Mon 3/313:40ORD - DUB
2 stops20h 00mDelta
Deal found 20/2£403
Thu 27/208:50DUB - MDW
2 stops15h 21mDelta
Wed 5/309:33MDW - DUB
2 stops17h 12mDelta
Deal found 20/2£406
Sun 2/314:05DUB - ORD
1 stop14h 39mAmerican Airlines
Sun 23/317:11ORD - DUB
1 stop10h 29mAmerican Airlines
Deal found 20/2£410
Thu 27/216:40DUB - ORD
Nonstop8h 35mAer Lingus
Wed 26/316:55ORD - DUB
Nonstop7h 20mAer Lingus
Deal found 20/2£421
Sat 1/1105:00DUB - ORD
1 stop21h 05mLufthansa
Mon 3/1121:25ORD - DUB
1 stop13h 50mLufthansa
Deal found 21/2£432

Find flights from Dublin to Chicago within your budget

Customise your flight search to find flights from Dublin 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 858,174 searches. Data last updated 21 February 2025.

Fly from

Dublin

Fly to

Chicago

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 23/4

11:45-16:10

2 stops34h 25m

Chicago O'Hare Intl

Mon 28/4

19:15-18:15

1 stop17h 00m

£334

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 4/3

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Wed 26/3

19:30-10:15

1 stop9h 45m

£345

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 3/3

14:05-22:44

1 stop14h 39m

Chicago O'Hare Intl

Wed 26/3

17:11-17:00

2 stops18h 49m

£383

DublinChicago

DUB - MDW

DUBMDW

Dublin

Mon 3/3

12:00-22:20

1 stop16h 20m

Chicago Midway

Wed 26/3

16:59-09:45

1 stop11h 46m

£395

DublinChicago

DUB - ORD

DUBORD

Dublin

Sat 8/3

08:50-14:30

1 stop11h 40m

Chicago O'Hare Intl

Wed 12/3

17:25-16:40

1 stop18h 15m

£403

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 10/3

08:50-15:30

1 stop11h 40m

Chicago O'Hare Intl

Tue 18/3

10:25-08:05

2 stops16h 40m

£404

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 1/4

08:35-14:45

1 stop12h 10m

Chicago O'Hare Intl

Tue 22/4

16:55-09:50

1 stop10h 55m

£406

DublinChicago

DUB - MDW

DUBMDW

Dublin

Wed 26/3

05:55-18:18

2 stops17h 23m

Chicago Midway

Mon 31/3

12:51-08:45

1 stop13h 54m

£406

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 3/3

14:05-22:44

1 stop14h 39m

Chicago O'Hare Intl

Mon 24/3

16:25-08:40

1 stop11h 15m

£410

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 4/3

15:20-17:55

Nonstop8h 35m

Chicago O'Hare Intl

Wed 26/3

16:55-05:15

Nonstop7h 20m

£421

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 30 results
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Best time to book a flight from Dublin to Chicago

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

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

How far ahead should I book a flight from Dublin to Chicago?

Use this chart to determine the optimal time to book a return flight from Dublin to Chicago. Price data was last updated on 14 February 2025.

The price you pay for your flight from Dublin to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Dublin to Chicago (average of £595). Flying from Dublin to Chicago in July is currently the most expensive (average of £843). 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 DUB to CHI?

Find hourly flight availability from Dublin 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 21 February 2025.

One of the essential ways to save on airfare from Dublin to Chicago is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.

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 21 February 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Dublin to Chicago 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.
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

Delta
8.0
Very Good
8,213 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

KLM
7.8
Good
1,331 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

Air France
7.4
Good
1,449 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

United Airlines
7.4
Good
8,759 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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 Dublin to Chicago. 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 from for flights from Dublin to Chicago?

    For a flight from Dublin to Chicago, you will be flying from Dublin. Dublin (DUB) is just 5.7 mi from the center of the city. Dublin is the only Dublin airport and it handles 2 outbound flights to Chicago per day. 8 airlines have flights to Chicago from Dublin on a regular basis.

  • What are the cheapest airlines flying from Dublin to Chicago round-trip?

    Currently priced at £334, Scandinavian Airlines will fly you from Dublin to Chicago and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Icelandair and KLM - these airlines can fly you to your destination from £345 and £395, respectively. Scandinavian Airlines is currently priced 24% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Dublin to Chicago one-way?

    The cheapet airlines for a one-way flight from Dublin to Chicago are WestJet (£343), TAP AIR PORTUGAL (£349), and Icelandair (£355).

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

    The top 3 most reliable airlines when flying from Dublin to Chicago are American Airlines (57%), Aer Lingus (57%) and British Airways (57%).

  • What are the cheapest flights from Dublin to Chicago?

    The cheapest flight price from Dublin to Chicago is £340. On average you can expect to pay £1,091. The most popular route, (Dublin - Chicago O'Hare Intl), can usually be booked for £402.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Dublin to Chicago (average of £595). Flying from Dublin to Chicago in July is currently the most expensive (average of £843). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dublin to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to O'Hare Intl flights
Dublin to Midway flights

Top 8 airlines flying from Dublin to Chicago

Discover the top 8 airlines that operate flights from Dublin 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 858,174 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£274Average£455FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£307Average£446FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£310Average£578FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£313Average£478FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£323Average£444FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
American AirlinesCheapest£390Average£523FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
FinnairCheapest£391Average£583FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest£401Average£589FlexibilityNo cancel feeOn-time77%
Search Iberia 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 Dublin to Chicago?

Deals for Dublin to Chicago flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Dublin 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 Dublin to Chicago with no change fees?

Need flexible booking options for your flight to Chicago from Dublin? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Chicago from Dublin today and book when prices fit your budget.

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