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

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Chicago O'Hare Intl Airport departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Dublin to Chicago

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Dublin to Chicago.
Scandinavian Airlines Logo
7:05 pm - 4:10 pmDUB-ORD
27h 05m1 stop
Scandinavian Airlines Logo
7:15 pm - 6:15 pmORD-DUB
17h 00m1 stop
$427Scandinavian Airlines
Find Deal
Fri, Sep 5 - Thu, Sep 25
Icelandair Logo
12:15 pm - 6:15 pmDUB-ORD
12h 00m1 stop
Icelandair Logo
7:25 pm - 1:15 pmORD-DUB
11h 50m1 stop
$435Icelandair
Find Deal
Tue, May 13 - Wed, May 28
British Airways Logo
12:45 pm - 6:15 pmDUB-ORD
11h 30m1 stop
British Airways Logo
7:15 pm - 11:50 amORD-DUB
10h 35m1 stop
$498British Airways
Find Deal
Fri, May 9 - Mon, May 12
 Logo
10:40 am - 6:15 pmDUB-ORD
13h 35m1 stop
 Logo
8:15 pm - 9:45 amORD-DUB
7h 30mnonstop
Wed, May 21 - Wed, May 28
 Logo
11:35 am - 1:35 pmDUB-ORD
8h 00mnonstop
 Logo
8:15 pm - 9:45 amORD-DUB
7h 30mnonstop
Wed, May 21 - Wed, May 28
United Airlines Logo
9:20 am - 2:43 pmDUB-ORD
35h 23m1 stop
United Airlines Logo
11:23 am - 7:10 amORD-DUB
13h 47m1 stop
$514United Airlines
Find Deal
Fri, May 23 - Sun, May 25
United Airlines Logo
9:20 am - 2:50 pmDUB-ORD
11h 30m1 stop
United Airlines Logo
2:30 pm - 7:10 amORD-DUB
10h 40m1 stop
$516United Airlines
Find Deal
Mon, Sep 8 - Sun, Sep 21
Aer Lingus Logo
11:35 am - 2:00 pmDUB-ORD
8h 25mnonstop
Aer Lingus Logo
9:15 pm - 10:40 amORD-DUB
7h 25mnonstop
$526Aer Lingus
Find Deal
Thu, May 1 - Thu, May 29
British Airways Logo
8:35 am - 6:15 pmDUB-ORD
15h 40m1 stop
British Airways Logo
8:40 pm - 5:30 pmORD-DUB
14h 50m1 stop
$555British Airways
Find Deal
Sat, Sep 13 - Wed, Oct 1
Aer Lingus Logo
1:45 pm - 3:45 pmDUB-ORD
8h 00mnonstop
Aer Lingus Logo
3:45 pm - 5:10 amORD-DUB
7h 25mnonstop
$641Aer Lingus
Find Deal
Fri, Sep 19 - Fri, Sep 26

American Airlines flights from Dublin to Chicago O'Hare Intl Airport

Our best American Airlines deals on Dublin to Chicago O'Hare Intl Airport flight tickets
American Airlines
Sep 7
DUB1:45 pmDublin
8h 00m
ORD3:45 pmChicago O'Hare Intl
Sep 15
ORD10:20 pmChicago O'Hare Intl
7h 20m
DUB11:40 amDublin
American Airlines
Sep 10
DUB8:30 amDublin
12h 20m
1 stop
ORD2:50 pmChicago O'Hare Intl
Oct 1
ORD10:20 pmChicago O'Hare Intl
7h 20m
DUB11:40 amDublin
American Airlines
Apr 24
DUB11:45 amDublin
11h 55m
1 stop
ORD5:40 pmChicago O'Hare Intl
May 1
ORD2:55 pmChicago O'Hare Intl
9h 35m
1 stop
DUB6:30 amDublin

Icelandair flights from Dublin to Chicago O'Hare Intl Airport

Our best Icelandair deals on Dublin to Chicago O'Hare Intl Airport flight tickets
Icelandair
May 13
DUB12:15 pmDublin
12h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
May 28
ORD7:25 pmChicago O'Hare Intl
11h 50m
1 stop
DUB1:15 pmDublin
Icelandair
May 13
DUB12:15 pmDublin
12h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
May 28
ORD7:25 pmChicago O'Hare Intl
11h 50m
1 stop
DUB1:15 pmDublin
Icelandair
May 13
DUB12:15 pmDublin
12h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
May 28
ORD7:25 pmChicago O'Hare Intl
11h 50m
1 stop
DUB1:15 pmDublin

See travel insights to Chicago from

How to get the cheapest flight ticket from Dublin to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Dublin and Chicago O'Hare Intl Airport?

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Dublin averaging around $511.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $682. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $833.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Dublin in the morning is the least expensive time of day to depart. momondo users have found prices as low as $730 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $817. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Dublin to Chicago O'Hare Intl flight route?

Fly from Dublin to Chicago O'Hare Intl for the best Dublin - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Dublin when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $597 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Dublin for as low as $484 on momondo.

What cabin class options are available on Dublin to Chicago O'Hare Intl flights?

There are 3 cabin classes available to choose from on Dublin to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Dublin to Chicago O'Hare Intl Airport flight prices changed over time?

As of April 2025, prices for Dublin to Chicago O'Hare Intl Airport flights are approximately 9% more expensive when compared to flights at the same time last year.

When to book flights from Dublin to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Dublin to Chicago O'Hare Intl Airport (DUB to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Chicago O'Hare Intl Airport

Best Price Found

$283

Fastest flight time

8h 00m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Dublin in the past 72 hours is $283. The best round-trip flight deal from Dublin to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $427.
The fastest flight from Dublin to Chicago O'Hare Intl Airport takes 8h 00m
Direct flights go from Dublin to Chicago O'Hare Intl Airport every day.

  • How far is Dublin to Chicago O'Hare Intl by plane?

    The straight-line distance from Dublin to Chicago O'Hare Intl is 3663.0 mi. Typically, this will take 8h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Dublin Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Dublin Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Dublin Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Dublin Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Dublin to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Dublin to Chicago O'Hare Intl Airport?


Best airlines flying from Dublin to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Dublin to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $368Free CancellationRating
6.6
6,771 reviews
Search British Airways flights
Aer LingusPriceFrom $401Free CancellationRating
7.0
1,063 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $648Free CancellationRating
7.4
8,667 reviews
Search United Airlines flights
  • United Airlines Flights From Dublin to Chicago O'Hare Intl Airport

    United Airlines flies from Dublin to Chicago O'Hare Intl Airport around 7 times per week, with 8,667 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Dublin to Chicago O'Hare Intl Airport in the last 72 hours was $648 (round-trip), much lower than the average airfare cost of $745 for United Airlines flights on this route.

  • Aer Lingus Flights From Dublin to Chicago O'Hare Intl Airport

    The best Aer Lingus deal for Dublin to Chicago O'Hare Intl Airport flight tickets found on momondo in the last 72 hours was $401, round-trip. It should be noted that an average Aer Lingus flight deal for this route in this time was higher, at $571 round-trip. Aer Lingus operates 14 flights out of Dublin into Chicago O'Hare Intl Airport in an average week, so prices vary by time and availability. 1,063 Aer Lingus reviews by users on momondo have scored the airline at 7.0/10.


Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Rockford
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Gurnee
Rosemont
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Kenosha
Joliet
South Haven
Oak Brook
Racine
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Tinley Park
Elgin
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Orland Park
Waukegan

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Chicago?

It is quick and easy to find Dublin to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from Dublin to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Dublin with this policy.

How can momondo help me find flights from Dublin to Chicago?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Dublin.

I’m not ready to book a flight from Dublin to Chicago right now. Can momondo alert me if prices change?

Price alerts on flights to Chicago from Dublin are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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