HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$428+ Cheap flights from Dublin (DUB) to O'Hare Intl (ORD)

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ORD
dic. 23 — dic. 301
lun. 12/23
lun. 12/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dublin to O'Hare Intl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Dublin to Chicago O'Hare Intl are usually found in February or January, booked 68 days in advance, depart on a Friday or Tuesday and return on a Wednesday

Cheap flight deals from Dublin to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to O'Hare Intl (ORD). 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 diciembre 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$433
(flugladen.de)

One-way from

$428
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$617
Provider with most accurate pricing for Dublin-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dublin-Chicago O'Hare Intl flights.
Search Deals
From Dublin to Chicago O'Hare Intl
Search Deals
One-way flight from Dublin to Chicago O'Hare Intl
Search Deals
High demand for flights, 19% potential price rise
Search Deals
Best time to find cheap flights, 3% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Dublin to O'Hare Intl

Cheapest flights from Dublin to O'Hare Intl
Explore the most affordable flight options available from Dublin to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 18, 2024.

This Orbitz deal was found by Cheapflights users on 12/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/248:40 amDUB - ORD
1 stop16h 05mBritish Airways
mar. 12/316:39 pmORD - DUB
2 stops18h 56mBritish Airways
Deal found 12/17$536
This Gotogate deal was found by Cheapflights users on 12/17. 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.
mié. 12/1812:30 pmDUB - ORD
1 stop33h 20mScandinavian Airlines
vie. 12/277:10 pmORD - DUB
1 stop32h 10mScandinavian Airlines
Deal found 12/17$584
This KLM deal was found by Cheapflights users on 12/17. 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. 12/265:25 pmDUB - ORD
1 stop27h 05mKLM
mié. 1/84:25 pmORD - DUB
1 stop18h 15mKLM
Deal found 12/17$630
This United Airlines deal was found by Cheapflights users on 12/17. 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.
mar. 12/2411:50 amDUB - ORD
1 stop17h 35mUnited Airlines
jue. 1/92:05 pmORD - DUB
1 stop11h 05mUnited Airlines
Deal found 12/17$660
This Orbitz deal was found by Cheapflights users on 12/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/239:00 amDUB - ORD
2 stops29h 03mAir Canada
lun. 12/308:25 pmORD - DUB
1 stop28h 45mAir Canada
Deal found 12/16$670
This American Airlines deal was found by Cheapflights users on 12/16. 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.
lun. 12/2311:30 amDUB - ORD
Nonstop8h 30mAmerican Airlines
lun. 12/303:55 pmORD - DUB
Nonstop7h 20mAmerican Airlines
Deal found 12/16$671
This Delta deal was found by Cheapflights users on 12/17. 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.
mar. 12/2410:45 amDUB - ORD
1 stop16h 45mDelta
lun. 1/135:20 pmORD - DUB
1 stop16h 20mDelta
Deal found 12/17$679
This Lufthansa deal was found by Cheapflights users on 12/17. 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.
vie. 12/275:00 amDUB - ORD
1 stop14h 25mMultiple Airlines
vie. 1/102:05 pmORD - DUB
1 stop11h 05mMultiple Airlines
Deal found 12/17$694
This FlightHub deal was found by Cheapflights users on 12/17. 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.
mar. 12/2412:05 pmDUB - ORD
1 stop31h 50mAer Lingus
mar. 12/317:40 pmORD - DUB
Nonstop7h 20mAer Lingus
Deal found 12/17$696
This Ovago deal was found by Cheapflights users on 12/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/226:50 pmDUB - ORD
1 stop25h 40mIberia
sáb. 1/115:20 pmORD - DUB
1 stop9h 20mIberia
Deal found 12/17$714
This SWISS deal was found by Cheapflights users on 12/17. 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.
jue. 12/266:40 pmDUB - ORD
1 stop27h 35mSWISS
mié. 1/86:20 pmORD - DUB
2 stops17h 30mSWISS
Deal found 12/17$749
This Austrian Airlines deal was found by Cheapflights users on 12/17. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/2611:50 amDUB - ORD
2 stops32h 15mAustrian Airlines
mié. 1/84:20 pmORD - DUB
2 stops24h 30mAustrian Airlines
Deal found 12/17$837

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

Customize your flight search to find flights from Dublin to O'Hare Intl 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 diciembre 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

mié. 1/15

12:30 pm-3:50 pm

1 stop33h 20m

Chicago O'Hare Intl

mar. 1/21

7:10 am-11:40 am

2 stops22h 30m

$433

DublinChicago

DUB - ORD

DUBORD

Dublin

jue. 1/30

4:25 am-3:30 pm

1 stop17h 05m

Chicago O'Hare Intl

vie. 2/7

8:20 pm-11:20 pm

1 stop21h 00m

$444

DublinChicago

DUB - ORD

DUBORD

Dublin

sáb. 1/25

8:10 pm-3:30 pm

2 stops25h 20m

Chicago O'Hare Intl

vie. 1/31

8:20 pm-9:20 pm

2 stops19h 00m

$459

DublinChicago

DUB - ORD

DUBORD

Dublin

sáb. 2/1

11:30 am-5:20 pm

1 stop11h 50m

Chicago O'Hare Intl

mié. 2/26

6:30 pm-10:15 am

1 stop9h 45m

$461

DublinChicago

DUB - ORD

DUBORD

Dublin

sáb. 1/18

1:05 pm-6:45 pm

1 stop11h 40m

Chicago O'Hare Intl

sáb. 1/25

9:45 pm-3:00 pm

1 stop11h 15m

$481

DublinChicago

DUB - ORD

DUBORD

Dublin

vie. 1/17

4:40 pm-7:15 pm

Nonstop8h 35m

Chicago O'Hare Intl

jue. 1/23

9:00 pm-10:20 am

Nonstop7h 20m

$487

DublinChicago

DUB - ORD

DUBORD

Dublin

vie. 1/31

5:55 am-4:13 pm

2 stops16h 18m

Chicago O'Hare Intl

vie. 2/7

12:45 pm-8:05 am

2 stops13h 20m

$500

DublinChicago

DUB - ORD

DUBORD

Dublin

lun. 1/13

8:50 am-2:30 pm

1 stop11h 40m

Chicago O'Hare Intl

dom. 1/19

7:14 am-8:45 am

1 stop19h 31m

$518

DublinChicago

DUB - ORD

DUBORD

Dublin

vie. 1/31

6:00 am-2:30 pm

2 stops14h 30m

Chicago O'Hare Intl

jue. 2/27

5:20 pm-3:40 pm

1 stop16h 20m

$530

DublinChicago

DUB - ORD

DUBORD

Dublin

lun. 1/13

10:40 am-5:00 pm

1 stop12h 20m

Chicago O'Hare Intl

dom. 1/19

5:20 pm-8:40 am

1 stop9h 20m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 29 results
1
2
3

Compare providers for flights from Dublin to O'Hare Intl

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 Dublin to O'Hare Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 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 Dublin-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dublin-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dublin-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dublin-Chicago O'Hare Intl Airport 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 Dublin-Chicago O'Hare Intl Airport 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 Dublin to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Dublin 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 Dublin to O'Hare Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dublin to O'Hare Intl. Price data was last updated on December 13, 2024.

To ensure you get the cheapest price possible for a flight from Dublin to Chicago O'Hare Intl Airport, you should look to book at least 68 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 Dublin to Chicago O'Hare Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Dublin to Chicago O'Hare Intl Airport (average of $232). Flying from Dublin to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $308). 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 ORD?

Find hourly flight availability from Dublin to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 18, 2024.

Unlike in the morning, when flights are generally more expensive, you can save up to 7% on flights from Dublin to Chicago O'Hare Intl Airport by exploring options for tickets in the afternoon.

Weekly flight availability from Dublin to Chicago O'Hare Intl Airport

Explore weekly flight availability from Dublin to O'Hare Intl. 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 diciembre 18, 2024.

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

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated diciembre 18, 2024.
Read through reviews of airlines operating flights from Dublin to Chicago, such as Scandinavian Airlines, TAP AIR PORTUGAL and Icelandair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

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
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

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
1,349 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

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

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

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
1,606 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

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
1,504 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

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 Dublin to O'Hare Intl. 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 O'Hare Intl?

    Most people fly from Dublin (DUB) if they book a flight from Dublin to Chicago O'Hare Intl. On average, Dublin has 5 outbound flights to Chicago O'Hare Intl per day from 5 airlines. Dublin is conveniently located just 5.7 mi from Dublin’s city center.

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

    Our cheapest airline available from Dublin to Chicago O'Hare Intl Airport is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as $433 on this airline. Additional options worth looking into are TAP AIR PORTUGAL and Icelandair, starting at $444 and $461 round-trip. Scandinavian Airlines is 24% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $432. Icelandair flights start at $438 while deals on Scandinavian Airlines start at $481 one-way.

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

    Consider Alaska Airlines (91%), Finnair (91%) or Iberia (91%) when booking your flight. These represent the most reliable airlines when flying from Dublin to Chicago O'Hare Intl Airport.

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

    On average you can expect to pay $1,349 for a flight from Dublin to Chicago O'Hare Intl Airport. The cheapest flight overall is $417 while the most popular route, (Dublin - Chicago O'Hare Intl) is currently priced at $350.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Dublin to Chicago O'Hare Intl Airport (average of $232). Flying from Dublin to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $308). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dublin to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Shannon to O'Hare Intl flights
Milltown (Kerry) to O'Hare Intl flights
Cork to O'Hare Intl flights

Top 4 airlines flying from Dublin to O'Hare Intl

Discover the top 4 airlines that operate flights from Dublin to O'Hare Intl. 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 diciembre 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$368Average$653FlexibilityNo cancel feeOn-time70%
IcelandairCheapest$373Average$517FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$399Average$540FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$648Average$745FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.