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Cheap flights from Chicago O'Hare Intl Airport to Dublin from £267

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DUB
22 Jan — 29 Jan1
1 adult

The best prices from Chicago O'Hare Intl to Dublin are usually found in November or February, booked 41 days in advance, depart on a Wednesday or Monday and return on a Tuesday

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 17 January 2025.

Round-trip from

£394

One-way from

£267

Popular in

June

Cheapest in

November

Average price

£443
Delta
  • Delta
  • 29/1-6/2
  • 3 total stops
  • 37h 14m total
  • Chicago to Dublin
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Icelandair
  • Icelandair
  • 11/2
  • 1 total stop
  • 9h 45m total
  • Chicago to Dublin
Search Deals
High demand for flights, 24% potential price rise
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Best time to find cheap flights, 5% potential price drop
Search Deals
Average for round-trip flights in January 2025
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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 17 January 2025.

Wed 29/107:05ORD - DUB
1 stop19h 40mDelta
Thu 6/205:55DUB - ORD
2 stops17h 34mDelta
Deal found 17/1£394
Sun 16/216:58ORD - DUB
2 stops13h 42mKLM
Fri 28/212:00DUB - ORD
1 stop17h 49mKLM
Deal found 16/1£395
Wed 12/219:15ORD - DUB
1 stop22h 05mTAP AIR PORTUGAL
Tue 18/216:55DUB - ORD
1 stop28h 35mTAP AIR PORTUGAL
Deal found 16/1£398
Sun 27/419:15ORD - DUB
2 stops33h 40mScandinavian Airlines
Sun 11/519:15DUB - ORD
2 stops26h 55mScandinavian Airlines
Deal found 16/1£401
Sat 22/320:30ORD - DUB
1 stop28h 40mUnited Airlines
Tue 1/409:50DUB - ORD
2 stops34h 53mUnited Airlines
Deal found 16/1£416
Wed 2/412:05ORD - DUB
1 stop15h 40mFinnair
Sun 6/409:40DUB - ORD
1 stop14h 10mFinnair
Deal found 16/1£417
Thu 23/110:05ORD - DUB
1 stop16h 40mMultiple Airlines
Wed 29/110:45DUB - ORD
1 stop16h 43mMultiple Airlines
Deal found 16/1£421
Sun 26/1022:45ORD - DUB
1 stop15h 50mBritish Airways
Mon 3/1120:30DUB - ORD
1 stop23h 25mBritish Airways
Deal found 16/1£431
Sat 8/320:30ORD - DUB
1 stop31h 25mTurkish Airlines
Wed 12/316:55DUB - ORD
1 stop23h 15mTurkish Airlines
Deal found 16/1£496
Wed 12/216:20ORD - DUB
2 stops18h 20mAustrian Airlines
Tue 18/211:50DUB - ORD
2 stops32h 15mAustrian Airlines
Deal found 17/1£497
Fri 24/1022:30ORD - DUB
1 stop17h 45mLufthansa
Thu 30/1010:45DUB - ORD
1 stop13h 40mLufthansa
Deal found 16/1£506
Thu 18/914:20ORD - DUB
1 stop21h 30mSWISS
Sun 21/908:40DUB - ORD
1 stop33h 30mSWISS
Deal found 16/1£509

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

Customise 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 858,174 searches. Data last updated 17 January 2025.

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Fly to

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Route

Depart

Return

Price

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 29/1

07:05-08:45

1 stop19h 40m

Dublin

Thu 6/2

05:55-17:29

2 stops17h 34m

£394

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 16/2

16:58-12:40

2 stops13h 42m

Dublin

Fri 28/2

12:00-23:49

1 stop17h 49m

£395

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 12/2

19:15-23:20

1 stop22h 05m

Dublin

Tue 18/2

16:55-15:30

1 stop28h 35m

£398

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 27/4

19:15-10:55

2 stops33h 40m

Dublin

Sun 11/5

19:15-16:10

2 stops26h 55m

£401

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 12/3

17:25-22:05

1 stop23h 40m

Dublin

Tue 18/3

06:00-16:05

1 stop15h 05m

£403

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sat 22/3

20:30-06:10

1 stop28h 40m

Dublin

Tue 1/4

09:50-14:43

2 stops34h 53m

£416

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 2/4

12:05-09:45

1 stop15h 40m

Dublin

Sun 6/4

09:40-17:50

1 stop14h 10m

£417

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 10/2

19:05-17:50

1 stop16h 45m

Dublin

Sun 23/2

14:00-16:15

2 stops56h 15m

£471

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 2/2

17:00-09:50

1 stop10h 50m

Dublin

Sat 15/2

20:35-13:55

1 stop23h 20m

£472

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Thu 30/1

21:00-10:20

Nonstop7h 20m

Dublin

Fri 15/8

13:55-15:55

Nonstop8h 00m

£491

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 22 results
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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 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 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 return flight from O'Hare Intl to Dublin. Price data was last updated on 10 January 2025.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Dublin, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Dublin (average of £71). Flying from Chicago O'Hare Intl Airport to Dublin in June is currently the most expensive (average of £104). 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 17 January 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 6% on the cost of your flight, compared to a flight at midday.

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 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

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 16.0 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 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 17 January 2025.
To help decide which airline to fly from Chicago to Dublin, see what other customers have to say about KLM, United Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,512 reviews
Check prices

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.9

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
8,512 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

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

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

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

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

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

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

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

SWISS
7.5
Good
1,598 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Entertainment

7.9

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 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?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly into when you book flights from Chicago O'Hare Intl to Dublin. 1 airline have flights to Dublin from Chicago O'Hare Intl on a regular basis. Booking flights from Chicago O'Hare Intl to Dublin should not be difficult; the airport handles an average of 2 inbound flights from Chicago O'Hare Intl per day.

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

    Currently priced at £394, Delta will fly you from Chicago O'Hare Intl Airport to Dublin and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and TAP AIR PORTUGAL - these airlines can fly you to your destination from £395 and £398, respectively. You may be able to fly from Chicago O'Hare Intl Airport to Dublin for 31% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at £267. TAP AIR PORTUGAL flights start at £292 while deals on KLM start at £324 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Chicago O'Hare Intl Airport to Dublin consider choosing American Airlines (68%), Aer Lingus (68%) or British Airways (68%) 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 Dublin?

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Dublin? While on average our users pay £478, our data indicates the cheapest price to be £387. The most popular route (Chicago O'Hare Intl - Dublin), is priced around £334.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Dublin (average of £71). Flying from Chicago O'Hare Intl Airport to Dublin in June is currently the most expensive (average of £104). 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

Travelling 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
Bray
Wicklow
Swords
Drogheda
Tullamore
Athlone
Dundalk
Carlingford
Mullingar
Enniscorthy
Arklow
Cavan
Castleknock
Kildare
Malahide
Naas
Portmarnock

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from O'Hare Intl to Dublin

Discover the top airline 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 858,174 searches. Data last updated 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£393Average£514FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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Yes! Cheapflights helps users easily find flights from O'Hare Intl to Dublin with no change fees.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Dublin become cheaper?

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

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