Cheap Flights from Chicago (ORD) to Dublin (DUB)

View AU$632 flight on Fri, 24 July 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Dublin Airport (DUB)

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Cheap Flights from Chicago (ORD) to Dublin (DUB)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 7 May - Wed, 13 May
ORD
Chicago
DUB
Dublin
AU$1,176 Return, found 13 hours ago
AU$1,176
Return
found 13 hours ago
Select United flight, departing Thu, 7 May from Chicago to Dublin, returning Wed, 13 May, priced at AU$1,176 found 13 hours ago
Air Canada
Fri, 24 July - Sun, 13 Sept
ORD
Chicago
DUB
Dublin
AU$1,219 Return, found 4 hours ago
AU$1,219
Return
found 4 hours ago
Select Air Canada flight, departing Fri, 24 July from Chicago to Dublin, returning Sun, 13 Sept, priced at AU$1,219 found 4 hours ago
United
Fri, 24 July - Sun, 13 Sept
ORD
Chicago
DUB
Dublin
AU$1,220 Return, found 4 hours ago
AU$1,220
Return
found 4 hours ago
Select United flight, departing Fri, 24 July from Chicago to Dublin, returning Sun, 13 Sept, priced at AU$1,220 found 4 hours ago
Air Canada
Fri, 24 July - Sun, 13 Sept
ORD
Chicago
DUB
Dublin
AU$1,220 Return, found 4 hours ago
AU$1,220
Return
found 4 hours ago
Select Air Canada flight, departing Fri, 24 July from Chicago to Dublin, returning Sun, 13 Sept, priced at AU$1,220 found 4 hours ago
United
Fri, 24 July - Sun, 13 Sept
ORD
Chicago
DUB
Dublin
AU$1,226 Return, found 4 hours ago
AU$1,226
Return
found 4 hours ago
Select United flight, departing Fri, 24 July from Chicago to Dublin, returning Sun, 13 Sept, priced at AU$1,226 found 4 hours ago
United
Fri, 24 July - Sun, 13 Sept
ORD
Chicago
DUB
Dublin
AU$1,227 Return, found 4 hours ago
AU$1,227
Return
found 4 hours ago
Select United flight, departing Fri, 24 July from Chicago to Dublin, returning Sun, 13 Sept, priced at AU$1,227 found 4 hours ago
Delta
Fri, 24 July - Sun, 13 Sept
ORD
Chicago
DUB
Dublin
AU$1,241 Return, found 4 hours ago
AU$1,241
Return
found 4 hours ago
Select Delta flight, departing Fri, 24 July from Chicago to Dublin, returning Sun, 13 Sept, priced at AU$1,241 found 4 hours ago
Finnair
Wed, 3 June - Wed, 10 June
ORD
Chicago
DUB
Dublin
AU$1,260 Return, found 4 days ago
AU$1,260
Return
found 4 days ago
Select Finnair flight, departing Wed, 3 June from Chicago to Dublin, returning Wed, 10 June, priced at AU$1,260 found 4 days ago
Lufthansa
Fri, 24 July - Sun, 13 Sept
ORD
Chicago
DUB
Dublin
AU$1,300 Return, found 4 hours ago
AU$1,300
Return
found 4 hours ago
Select Lufthansa flight, departing Fri, 24 July from Chicago to Dublin, returning Sun, 13 Sept, priced at AU$1,300 found 4 hours ago
KLM
Sun, 3 May - Tue, 12 May
ORD
Chicago
DUB
Dublin
AU$1,327 Return, found 2 days ago
AU$1,327
Return
found 2 days ago
Select KLM flight, departing Sun, 3 May from Chicago to Dublin, returning Tue, 12 May, priced at AU$1,327 found 2 days ago

Alternative airports near Dublin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dublin DUB. Cheapest and Closest option available. Average driving time to city centre is 14 minutes. Flights from AU$1,176
DUB
Dublin
CheapestClosest
Average driving time to city centre14 min
Flights from AU$1,176

Find the cheapest month to fly from Chicago (ORD) to Dublin (DUB)

November is typically the cheapest month to fly

From AU$671 - AU$1,159 per traveller.

Frequently asked questions

How much is a flight from O'Hare Airport to Dublin Airport (DUB)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey from O'Hare Intl. Airport (ORD) to Dublin Airport was AU$1,176. Cheap fares don't last long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ORD to Dublin Airport?
Most flights can be cancelled online, but whether or not you incur a fee varies between airlines. If you do need to cancel your trip, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from ORD to Dublin Airport (DUB) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ORD to Dublin Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ORD to Dublin Airport?
With around 5 900 kilometres separating Chicago and Corballis, your flight will be a long one. Pack wisely to make your trip comfortable. Things like an extra pair of socks and a good travel pillow can make a huge difference.
Which airlines fly direct from ORD to DUB?
Aer Lingus (EI) will take you from O'Hare Airport to Dublin Airport comfortably and safely. Choose from 52 flights every month on this route.
Are O'Hare Intl. Airport (ORD) to Dublin Airport flight tickets cheaper when they're purchased at the last minute?
Flight tickets from O'Hare Airport to Dublin Airport are available up to 12 months before departure on Expedia. And although you may pick up a great last-minute deal, it's not something you should bank on. Also, booking your flights in advance means you'll have more choices — and you can avoid getting caught in the dreaded middle seat! We regularly update our fares to bring you the best bargains, so check back often for all the latest specials.

Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB) cost?
One-way flights typically cost between $1,071 and $9,256 and return flights often range between $1,071 and $9,256. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
February is typically the cheapest month to fly from Chicago O'Hare International Airport (ORD) to Dublin (DUB), with average return fares of approximately 845 AUD. This is about 18% lower than the average price throughout the year. February often sees lower prices as it's outside of peak holiday seasons, leading to less demand. Other cheap months to fly from Chicago O'Hare International Airport (ORD) to Dublin (DUB) include January and November.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
Enter ORD to DUB and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
The best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) (ORD) to Dublin (DUB) (DUB) will differ from traveller to traveller. If you like to fly early, EI offers early morning flights. If price is the most important factor, UA typically offers the lowest fares. AA offers the most daily flights from Chicago, IL (ORD-O'Hare Intl.) (ORD) to Dublin (DUB) (DUB), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
When looking for the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB), you'll find that February and November are typically the cheapest months, with average return flight prices around 845 AUD. However, if you're looking for a balance of good prices and plenty of flight options, you might consider May or October, which are the most popular months for travel. While these months might not be the absolute cheapest, they offer a high volume of flights, giving you more flexibility in choosing your travel times and airlines. This information is based on booking data from the past year.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
There are approximately 4 nonstop flights per day from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB). For even more choice, look at flights that include layovers, as there are around 197 connecting flights per day. Some common connection points include John F. Kennedy Intl. (JFK), Heathrow (LHR), and Logan Intl. (BOS).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from ORD to DUB. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
You'll typically find the most flights from Chicago, IL (ORD-O'Hare Intl.) (ORD) to Dublin (DUB) (DUB) on a Friday, with around 109 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, United Airlines, and Delta Air Lines. Fridays offer notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
The most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB) are in the evening, from 6pm to 9pm. Around 26% of passengers reckon this time window's best. Heaps of major carriers, including United Airlines, Aer Lingus and American Airlines, offer flights during this window. These times work well because you can make the most of your day in Chicago before your evening flight, and you'll arrive in Dublin in the morning, ready to start your day.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
Direct flights from ORD to DUB usually take about 7 hours 30 minutes, traveling roughly 3,664 miles. If you opt for a connecting flight, expect to add around 5 hours 50 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
Select the "Business class" and "First class" filters when looking for ORD to DUB flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Dublin (DUB) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Dublin
Return price
AU$1,176
Distance
5862 km
Average flight time
13 hours 30 mins

Book with confidence

Your quick guide to flights from Chicago to Dublin

Pick up great flights from Chicago to Dublin

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Chicago to Dublin. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Chicago to Dublin that take around hours.

Find cheap flights from Chicago to Dublin

From the great flight deals with prices currently ranging from AU$1,176 to AU$1,327, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Chicago to Dublin around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Dublin is normally in May.

Reasons to book your flight from Chicago to Dublin with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Chicago to Dublin across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Dublin right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Chicago to Dublin
*Available to Expedia members.