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Cheap flights from Chicago O'Hare Intl Airport to Dublin from £283

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DUB
16 Jul — 23 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Chicago O'Hare Intl to Dublin are usually found in January or February, booked 83 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from O'Hare Intl to Dublin

Enter your travel dates to find the best prices.

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 16 June 2026.

Fri 25/1219:15
ORD
-
DUB
2 stops33h 20m
Scandinavian Airlines
Tue 29/1212:30
DUB
-
ORD
1 stop34h 25m
Scandinavian Airlines
Deal found 14/6£456
Mon 2/1119:15
ORD
-
DUB
1 stop17h 05m
Scandinavian Airlines
Mon 9/1112:35
DUB
-
ORD
2 stops34h 10m
Scandinavian Airlines
Deal found 14/6£457
Wed 18/1119:15
ORD
-
DUB
1 stop17h 05m
Scandinavian Airlines
Wed 25/1111:30
DUB
-
ORD
2 stops35h 15m
Scandinavian Airlines
Deal found 16/6£460
Fri 14/819:15
ORD
-
DUB
1 stop17h 05m
Scandinavian Airlines
Wed 19/811:40
DUB
-
ORD
2 stops34h 30m
Scandinavian Airlines
Deal found 11/6£463
Wed 11/1119:15
ORD
-
DUB
1 stop17h 05m
Scandinavian Airlines
Fri 20/1112:30
DUB
-
ORD
1 stop34h 15m
Scandinavian Airlines
Deal found 14/6£465
Sun 25/1020:15
ORD
-
DUB
2 stops18h 20m
Scandinavian Airlines
Thu 5/1111:30
DUB
-
ORD
2 stops35h 15m
Scandinavian Airlines
Deal found 16/6£465
Wed 19/819:15
ORD
-
DUB
2 stops17h 50m
Scandinavian Airlines
Thu 27/819:50
DUB
-
ORD
2 stops26h 20m
Scandinavian Airlines
Deal found 16/6£468
Sun 23/819:15
ORD
-
DUB
1 stop17h 05m
Scandinavian Airlines
Fri 28/811:10
DUB
-
ORD
2 stops35h 00m
Scandinavian Airlines
Deal found 16/6£471
Sun 23/819:15
ORD
-
DUB
1 stop17h 05m
Scandinavian Airlines
Sat 29/820:00
DUB
-
ORD
2 stops26h 10m
Scandinavian Airlines
Deal found 16/6£474

Find 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 16 June 2026.

Round-trip from

£457

One-way from

£283

Popular in

June

Cheapest in

January

Average price

£698

Good round-trip deal

£768 or less

Good one-way deal

£404 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 2/11-9/11
  • 3 total stops
  • 51h 15m total
  • Chicago to Dublin
Search Deals
JetBlue
  • JetBlue
  • 10/7
  • 1 total stop
  • 15h 24m total
  • Chicago to Dublin
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£87 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Dublin.
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to Dublin.
Search Deals

Cheapflights Fare Finder

 
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 16 June 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Tue 10/11

19:15-18:20

1 stop17h 05m

Dublin

Tue 17/11

11:30-16:45

2 stops35h 15m

£460

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 7/12

19:15-18:20

1 stop17h 05m

Dublin

Tue 15/12

11:30-16:55

2 stops35h 25m

£460

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 25/10

20:15-19:35

2 stops18h 20m

Dublin

Mon 2/11

20:20-16:45

2 stops26h 25m

£465

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Fri 14/8

19:15-18:20

1 stop17h 05m

Dublin

Fri 21/8

19:50-16:10

2 stops26h 20m

£485

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 18/11

19:15-10:45

2 stops33h 30m

Dublin

Wed 25/11

11:30-16:45

2 stops35h 15m

£510

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Sun 20/9

19:15-10:10

2 stops32h 55m

Dublin

Wed 30/9

11:40-16:10

2 stops34h 30m

£511

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Thu 8/10

19:15-18:20

1 stop17h 05m

Dublin

Mon 26/10

12:30-17:45

1 stop34h 15m

£514
Fastest return journey

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 9/9

20:20-09:45

Nonstop7h 25m

Dublin

Thu 17/9

11:35-13:40

Nonstop8h 05m

£519

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Fri 18/9

19:15-18:20

1 stop17h 05m

Dublin

Tue 29/9

11:40-16:10

2 stops34h 30m

£538

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Mon 28/9

19:15-10:10

2 stops32h 55m

Dublin

Mon 5/10

19:50-16:10

2 stops26h 20m

£540

Flights are sorted by cheapest return flights first.

Deals found on 14/6

Showing 1-10 of 23 resultsSorted by cheapest first
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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.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Dublin

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

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 82 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 £383). Flying from Chicago O'Hare Intl Airport to Dublin in June is currently the most expensive (average of £698). 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 16 June 2026.

When flying from Chicago O'Hare Intl Airport to Dublin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Chicago O'Hare Intl Airport to Dublin?

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. 0 airlines 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 20 inbound flights from Chicago O'Hare Intl per day.

  • How long is the flight from Chicago O'Hare Intl Airport to Dublin?

    For as low as £513, Scandinavian Airlines can have you in Dublin from Chicago O'Hare Intl Airport in 7h 40m. Airlines will cover a distance of 3661 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 Alaska Airlines (79%), Finnair (79%) or Air Canada (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 £636, our data indicates the cheapest price to be £324. The most popular route (Chicago O'Hare Intl - Dublin), is priced around £689.

  • 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 £383). Flying from Chicago O'Hare Intl Airport to Dublin in June is currently the most expensive (average of £698). 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 Dublin?

Book flights to Dublin if you plan to visit one of these locations
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Tullamore
Cavan
Portmarnock
Dundalk
Athlone
Wicklow
Bray
Enniscorthy
Malahide
Maynooth
Drogheda
Kildare
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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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