£217 Cheap Flights from Dublin (DUB) to Chicago (ORD)

View £217 flight on Tue, 25 Nov 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at £217 for one-way flights and £300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sat, 1 Nov - Sat, 15 Nov
DUB
Dublin
ORD
Chicago
£300 Return, found 21 hours ago
£300
Return
found 21 hours ago
Select Icelandair flight, departing Sat, 1 Nov from Dublin to Chicago, returning Sat, 15 Nov, priced at £300 found 21 hours ago
Icelandair
Thu, 18 Sep - Thu, 9 Oct
DUB
Dublin
ORD
Chicago
£302 Return, found 4 days ago
£302
Return
found 4 days ago
Select Icelandair flight, departing Thu, 18 Sep from Dublin to Chicago, returning Thu, 9 Oct, priced at £302 found 4 days ago
Icelandair
Fri, 29 Aug - Thu, 4 Sep
DUB
Dublin
ORD
Chicago
£307 Return, found 4 days ago
£307
Return
found 4 days ago
Select Icelandair flight, departing Fri, 29 Aug from Dublin to Chicago, returning Thu, 4 Sep, priced at £307 found 4 days ago
TAP Portugal
Wed, 22 Oct - Fri, 31 Oct
DUB
Dublin
ORD
Chicago
£315 Return, found 1 day ago
£315
Return
found 1 day ago
Select TAP Portugal flight, departing Wed, 22 Oct from Dublin to Chicago, returning Fri, 31 Oct, priced at £315 found 1 day ago
Scandinavian Airlines
Wed, 19 Nov - Wed, 26 Nov
DUB
Dublin
ORD
Chicago
£331 Return, found 13 hours ago
£331
Return
found 13 hours ago
Select Scandinavian Airlines flight, departing Wed, 19 Nov from Dublin to Chicago, returning Wed, 26 Nov, priced at £331 found 13 hours ago
Aer Lingus
Mon, 1 Sep - Wed, 10 Sep
DUB
Dublin
ORD
Chicago
£345 Return, just found
£345
Return
just found
Select Aer Lingus flight, departing Mon, 1 Sep from Dublin to Chicago, returning Wed, 10 Sep, priced at £345 just found
Lufthansa
Fri, 7 Nov - Thu, 13 Nov
DUB
Dublin
ORD
Chicago
£345 Return, found 1 day ago
£345
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 7 Nov from Dublin to Chicago, returning Thu, 13 Nov, priced at £345 found 1 day ago
British Airways
Fri, 31 Oct - Wed, 5 Nov
DUB
Dublin
ORD
Chicago
£346 Return, found 1 day ago
£346
Return
found 1 day ago
Select British Airways flight, departing Fri, 31 Oct from Dublin to Chicago, returning Wed, 5 Nov, priced at £346 found 1 day ago
KLM
Fri, 7 Nov - Thu, 13 Nov
DUB
Dublin
ORD
Chicago
£346 Return, found 1 day ago
£346
Return
found 1 day ago
Select KLM flight, departing Fri, 7 Nov from Dublin to Chicago, returning Thu, 13 Nov, priced at £346 found 1 day ago
Air France
Fri, 31 Oct - Sun, 9 Nov
DUB
Dublin
ORD
Chicago
£348 Return, found 3 days ago
£348
Return
found 3 days ago
Select Air France flight, departing Fri, 31 Oct from Dublin to Chicago, returning Sun, 9 Nov, priced at £348 found 3 days ago

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

March is typically the cheapest month to fly

From £268 - £559 per traveller.

Graph displaying average flight prices per month

Flight from Dublin to Chicago route information
Origin airport
Dublin
Destination airport
O'Hare Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Return price
£300
Distance
5862 km
Average flight time
2 hours 11 mins

Compare flights from Dublin to Chicago easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Dublin to Chicago. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to O'Hare Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Dublin to O'Hare Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Dublin (DUB) to O'Hare Intl. (ORD)

The easiest way to view the best deals on flights from Dublin to Chicago today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Dublin to O'Hare Intl. start at just £300 and range up to £453.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Dublin and Chicago
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Dublin to Chicago flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Dublin to O'Hare Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Dublin Airport to O'Hare Intl. Airport (ORD)?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between DUB and O'Hare Intl. Airport (ORD) start from £300. Make your booking today to score the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dublin Airport (DUB) to O'Hare Intl. Airport (ORD)?
We understand that circumstances change unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Dublin Airport (DUB) to O'Hare Airport 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 DUB to O'Hare Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from DUB to ORD?
The distance is around 5,900 kilometres, so fill your carry-on luggage with everything you need to make the long journey comfortable. Not sure what to take on board your Corballis to Chicago flight? Earplugs, a sleep mask and a neck pillow are a few essentials.
Which airlines fly direct from Dublin Airport (DUB) to O'Hare Airport?
Aer Lingus (EI) is the number one choice for many travellers. It operates 52 flights between Dublin Airport (DUB) and ORD each month. Ethiopian Airlines (ET) is also worth checking out. It offers 21 flights a month. Between these two airlines, you'll be able to find a great deal from Corballis to Chicago.
Are Dublin Airport (DUB) to O'Hare Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Dublin Airport to O'Hare Intl. Airport (ORD) at the last minute could save you some cash. However, it might cost you a whole lot more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

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