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Cheap flights from Chicago O'Hare Intl Airport to Dublin from $236

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Dublin departing on 8/16. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Dublin

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Chicago O'Hare Intl Airport to Dublin.
Scandinavian Airlines Logo
7:15 pm - 6:15 pmORD-DUB
17h 00m1 stop
Scandinavian Airlines Logo
7:05 pm - 4:10 pmDUB-ORD
27h 05m1 stop
$431Scandinavian Airlines
Find Deal
Mon, Sep 22 - Wed, Oct 1
Scandinavian Airlines Logo
7:15 pm - 6:15 pmORD-DUB
17h 00m1 stop
Scandinavian Airlines Logo
7:05 pm - 4:10 pmDUB-ORD
27h 05m1 stop
$432Scandinavian Airlines
Find Deal
Mon, Sep 8 - Wed, Sep 17
Icelandair Logo
7:25 pm - 11:05 amORD-DUB
9h 40m1 stop
Icelandair Logo
2:15 pm - 9:15 pmDUB-ORD
13h 00m1 stop
$433Icelandair
Find Deal
Sat, Aug 9 - Tue, Aug 19
Icelandair Logo
7:25 pm - 1:15 pmORD-DUB
11h 50m1 stop
Icelandair Logo
2:15 pm - 9:15 pmDUB-ORD
13h 00m1 stop
$441Icelandair
Find Deal
Fri, Aug 8 - Tue, Aug 19
United Airlines Logo
7:00 am - 7:45 amORD-DUB
18h 45m2 stops
United Airlines Logo
9:20 am - 9:52 amDUB-ORD
30h 32m1 stop
$505United Airlines
Find Deal
Sun, Aug 17 - Mon, Aug 25
United Airlines Logo
8:15 pm - 9:45 amORD-DUB
7h 30mnonstop
United Airlines Logo
9:20 am - 8:16 pmDUB-ORD
16h 56m1 stop
$511United Airlines
Find Deal
Wed, Aug 6 - Thu, Aug 14
Aer Lingus Logo
9:15 pm - 10:40 amORD-DUB
7h 25mnonstop
Aer Lingus Logo
4:40 pm - 7:00 pmDUB-ORD
8h 20mnonstop
$529Aer Lingus
Find Deal
Tue, Oct 7 - Tue, Oct 14
Aer Lingus Logo
3:45 pm - 5:10 amORD-DUB
7h 25mnonstop
Aer Lingus Logo
4:40 pm - 7:00 pmDUB-ORD
8h 20mnonstop
$572Aer Lingus
Find Deal
Wed, May 7 - Thu, May 15
American Airlines Logo
8:35 pm - 2:50 pmORD-DUB
12h 15m1 stop
American Airlines Logo
1:45 pm - 3:45 pmDUB-ORD
8h 00mnonstop
$580American Airlines
Find Deal
Wed, Aug 13 - Tue, Aug 19
American Airlines Logo
10:25 pm - 11:40 amORD-DUB
7h 15mnonstop
American Airlines Logo
9:45 am - 3:55 pmDUB-ORD
12h 10m1 stop
$612American Airlines
Find Deal
Mon, Jul 7 - Wed, Jul 16

Icelandair flights from Chicago O'Hare Intl Airport to Dublin

Our best Icelandair deals on Chicago O'Hare Intl Airport to Dublin flight tickets
Icelandair
Aug 9
ORD7:25 pmChicago O'Hare Intl
9h 40m
1 stop
DUB11:05 amDublin
Aug 19
DUB2:15 pmDublin
13h 00m
1 stop
ORD9:15 pmChicago O'Hare Intl
Icelandair
Aug 8
ORD7:25 pmChicago O'Hare Intl
11h 50m
1 stop
DUB1:15 pmDublin
Aug 19
DUB2:15 pmDublin
13h 00m
1 stop
ORD9:15 pmChicago O'Hare Intl
Icelandair
Aug 8
ORD7:25 pmChicago O'Hare Intl
11h 50m
1 stop
DUB1:15 pmDublin
Aug 20
DUB12:15 pmDublin
15h 00m
1 stop
ORD9:15 pmChicago O'Hare Intl

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

Our best United Airlines deals on Chicago O'Hare Intl Airport to Dublin flight tickets
United Airlines
Aug 17
ORD7:00 amChicago O'Hare Intl
18h 45m
2 stops
DUB7:45 amDublin
Aug 25
DUB9:20 amDublin
30h 32m
1 stop
ORD9:52 amChicago O'Hare Intl
United Airlines
Aug 6
ORD8:15 pmChicago O'Hare Intl
7h 30m
DUB9:45 amDublin
Aug 14
DUB9:20 amDublin
16h 56m
1 stop
ORD8:16 pmChicago O'Hare Intl
United Airlines
Aug 3
ORD8:15 pmChicago O'Hare Intl
7h 30m
DUB9:45 amDublin
Aug 15
DUB11:35 amDublin
8h 00m
ORD1:35 pmChicago O'Hare Intl

See travel insights to Dublin from

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

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 Chicago O'Hare Intl Airport and Dublin?

What is the cheapest month to fly to Dublin?

In general, November is the cheapest month to fly from Chicago O'Hare Intl Airport to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $523. If you’re not able to fly to Dublin in November, then January is your next best option. Flight prices from Chicago O'Hare Intl Airport to Dublin during January average around $525.

What is the cheapest day to depart on your flight to Dublin?

The cheapest day to depart from Chicago O'Hare Intl Airport to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $728. Flights from Chicago O'Hare Intl Airport to Dublin on a Friday will generally be more expensive and average around $790. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Dublin?

At noon is the cheapest time of day to fly from Chicago O'Hare Intl Airport to Dublin when you can find flight prices for as low as $735. Flying to Dublin at noon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $769.

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

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

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Chicago O'Hare Intl Airport when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $699 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Chicago O'Hare Intl Airport for as low as $632 on momondo.

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

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

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

As of April 2025, prices for Chicago O'Hare Intl Airport to Dublin flights are approximately 33% cheaper when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$236

Fastest flight time

7h 15m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from Chicago O'Hare Intl Airport in the past 72 hours is $236. The best round-trip flight deal from Chicago O'Hare Intl Airport to Dublin found on momondo in the last 72 hours is $431.
The fastest flight from Chicago O'Hare Intl Airport to Dublin takes 7h 15m
Direct flights go from Chicago O'Hare Intl Airport to Dublin every day.
There is 1 airport near Dublin: Dublin (DUB)

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

    There are 3663.0 mi between Chicago O'Hare Intl and Dublin. By plane, this route typically takes 7h 15m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Dublin Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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


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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Dublin with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $196Free CancellationRating
7.5
1,435 reviews
Search Air France flights
Scandinavian AirlinesPriceFrom $341Free CancellationRating
7.3
1,335 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $355Free CancellationRating
7.0
481 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $393Free CancellationRating
7.1
1,839 reviews
Search TAP AIR PORTUGAL flights
Aer LingusPriceFrom $445Free CancellationRating
7.0
1,063 reviews
Search Aer Lingus flights
KLMPriceFrom $482Free CancellationRating
7.8
1,327 reviews
Search KLM flights
IberiaPriceFrom $509Free CancellationRating
7.0
2,674 reviews
Search Iberia flights
British AirwaysPriceFrom $519Free CancellationRating
6.6
6,771 reviews
Search British Airways flights
FinnairPriceFrom $526Free CancellationRating
7.6
1,269 reviews
Search Finnair flights
American AirlinesPriceFrom $526Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • United Airlines Flights From Chicago O'Hare Intl Airport to Dublin

    United Airlines flight deals from Chicago O'Hare Intl Airport to Dublin start from $529 round-trip. Over the 7 United Airlines flights for this route in a normal week, average airfare is usually $786 round-trip - but some users have found much cheaper deals with momondo.

  • Brussels Airlines Flights From Chicago O'Hare Intl Airport to Dublin

    Brussels Airlines (7.3/10 from 345 reviews) operates around 7 flights from Chicago O'Hare Intl Airport to Dublin in any given week. The average Brussels Airlines airfare for this route is around $1,098, with deals from around $778 rare but found on momondo. Referenced prices are for round-trip Chicago O'Hare Intl Airport to Dublin flight searches in the last 72 hours.


Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Maynooth
Swords
Malahide
Leixlip
Naas
Mullingar
Castleknock
Kildare
Drogheda
Dundalk
Arklow
Cavan
Enniscorthy
Wicklow
Tullamore
Carlingford
Bray
Gorey

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dublin from Chicago.

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

All flight searches from Chicago to Dublin on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Dublin.

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

Yes. momondo can track prices for Chicago to Dublin flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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