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Cheap flights from Ireland to Chicago O'Hare Intl Airport from $297

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Chicago O'Hare Intl Airport departing on 1/16. 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 Ireland to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from Ireland to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ireland to Chicago.

Cheap last minute flights

Planning a quick getaway from Ireland to Chicago? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals to Chicago

Find recent round-trip train or bus tickets from Ireland to Chicago.

All round-trip flight deals to Chicago

The cheapest plane tickets to Chicago found on KAYAK recently.
12:30 pm - 3:50 pmDUB-ORD
33h 20m1 stop
7:10 pm - 11:40 amORD-DUB
34h 30m1 stop
$368Scandinavian Airlines
Find Deal
Fri, Jan 31 - Sat, Feb 8
10:20 am - 3:50 pmDUB-ORD
35h 30m1 stop
7:10 pm - 9:20 amORD-DUB
32h 10m1 stop
$372Scandinavian Airlines
Find Deal
Sat, Feb 1 - Fri, Feb 14
11:30 am - 5:20 pmDUB-ORD
11h 50m1 stop
6:30 pm - 10:15 amORD-DUB
9h 45m1 stop
$398Icelandair
Find Deal
Thu, Jan 16 - Sat, Jan 25
11:30 am - 5:20 pmDUB-ORD
11h 50m1 stop
6:30 pm - 10:15 amORD-DUB
9h 45m1 stop
$400Icelandair
Find Deal
Wed, Jan 15 - Wed, Jan 29
11:30 am - 2:00 pmDUB-ORD
8h 30mnonstop
3:55 pm - 5:15 amORD-DUB
7h 20mnonstop
$491Aer Lingus
Find Deal
Sat, Dec 7 - Wed, Dec 11
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
3:55 pm - 5:15 amORD-DUB
7h 20mnonstop
$493Aer Lingus
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Wed, Dec 4 - Sun, Dec 15
9:00 am - 2:51 pmDUB-ORD
11h 51m1 stop
1:19 pm - 10:05 amORD-DUB
14h 46m1 stop
$527United Airlines
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Wed, Dec 4 - Sat, Dec 14
9:00 am - 4:30 pmDUB-ORD
13h 30m1 stop
1:19 pm - 10:05 amORD-DUB
14h 46m1 stop
$529United Airlines
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Sat, Dec 7 - Wed, Dec 11
8:40 am - 2:45 pmDUB-ORD
12h 05m1 stop
5:15 pm - 8:40 amORD-DUB
9h 25m1 stop
$530American Airlines
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Thu, Dec 5 - Sun, Dec 15
11:55 am - 2:45 pmORK-ORD
32h 50m1 stop
5:00 pm - 3:25 pmORD-ORK
16h 25m1 stop
$652American Airlines
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Fri, Jan 10 - Tue, Jan 14
11:30 am - 5:20 pmDUB-ORD
11h 50m1 stop
$297Icelandair
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Thu, Jan 16
11:30 am - 5:20 pmDUB-ORD
11h 50m1 stop
$298Icelandair
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Tue, Jan 21
8:00 pm - 12:34 amDUB-ORD
34h 34m2 stops
Thu, Dec 5
9:40 am - 9:52 amDUB-ORD
30h 12m2 stops
Thu, Jan 23
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
$417Aer Lingus
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Tue, Nov 26
11:30 am - 2:00 pmDUB-ORD
8h 30mnonstop
$419Aer Lingus
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Tue, Nov 26
8:40 am - 2:45 pmDUB-ORD
12h 05m1 stop
$476British Airways
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Mon, Dec 23
8:40 am - 5:00 pmDUB-ORD
14h 20m1 stop
$477British Airways
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Mon, Dec 23
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
$582American Airlines
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Thu, Dec 26
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
$594American Airlines
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Mon, Jan 20
8:40 am - 5:00 pmDUB-ORD
14h 20m1 stop
4:28 pm - 8:40 amORD-DUB
10h 12m1 stop
$534American Airlines
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Tue, Nov 26 - Tue, Dec 3
10:55 am - 7:13 amDUB-ORD
26h 18m2 stops
5:00 pm - 9:40 amORD-DUB
10h 40m1 stop
$543British Airways
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Tue, Nov 26 - Tue, Dec 3
9:00 am - 4:43 pmDUB-ORD
13h 43m2 stops
3:00 pm - 10:05 amORD-DUB
13h 05m2 stops
$609United Airlines
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Tue, Nov 26 - Tue, Dec 3
11:30 am - 2:00 pmDUB-ORD
8h 30mnonstop
5:00 pm - 10:15 amORD-DUB
11h 15m1 stop
$655American Airlines
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Tue, Nov 26 - Tue, Dec 3
9:00 am - 8:57 amDUB-ORD
29h 57m1 stop
3:56 pm - 10:05 amORD-DUB
12h 09m1 stop
$675United Airlines
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Fri, Nov 22 - Thu, Dec 5
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
7:40 pm - 9:00 amORD-DUB
7h 20mnonstop
$695Aer Lingus
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Fri, Nov 22 - Thu, Dec 5
9:00 am - 2:51 pmDUB-ORD
11h 51m1 stop
5:50 pm - 5:50 pmORD-DUB
18h 00m2 stops
Fri, Nov 22 - Thu, Dec 5
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
7:40 pm - 9:00 amORD-DUB
7h 20mnonstop
$719Aer Lingus
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Fri, Nov 22 - Thu, Dec 5
8:30 am - 8:05 pmDUB-ORD
17h 35m1 stop
6:00 pm - 4:40 pmORD-DUB
16h 40m2 stops
$759Lufthansa
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Fri, Nov 22 - Thu, Dec 5
11:35 am - 2:30 pmDUB-ORD
32h 55m2 stops
5:20 pm - 11:20 pmORD-DUB
24h 00m3 stops
$1,045
Find Deal
Fri, Nov 22 - Sat, Nov 30
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
3:55 pm - 5:15 amORD-DUB
7h 20mnonstop
$493Aer Lingus
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Wed, Dec 4 - Sun, Dec 15
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
3:55 pm - 5:15 amORD-DUB
7h 20mnonstop
$494Aer Lingus
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Mon, Dec 16 - Mon, Dec 30
11:30 am - 2:00 pmDUB-ORD
8h 30mnonstop
7:40 pm - 9:00 amORD-DUB
7h 20mnonstop
$500Aer Lingus
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Thu, Dec 5 - Wed, Dec 18
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$502Aer Lingus
Find Deal
Sat, Feb 8 - Wed, Feb 12
11:30 am - 2:00 pmDUB-ORD
8h 30mnonstop
7:40 pm - 9:00 amORD-DUB
7h 20mnonstop
$663British Airways
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Mon, Dec 16 - Mon, Dec 30
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$666American Airlines
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Fri, Jan 17 - Fri, Jan 24
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
7:40 pm - 9:00 amORD-DUB
7h 20mnonstop
$674American Airlines
Find Deal
Wed, Dec 11 - Wed, Dec 18
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$676British Airways
Find Deal
Wed, Jan 22 - Mon, Jan 27
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
Thu, Jan 16 - Sat, Jan 25
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$1,037
Find Deal
Thu, Dec 19 - Sun, Jan 12

Scandinavian Airlines flights from Ireland to Chicago O'Hare Intl Airport

Our best Scandinavian Airlines deals on Ireland to Chicago O'Hare Intl Airport flight tickets
Scandinavian Airlines
Jan 31
DUB12:30 pmDublin
33h 20m
1 stop
ORD3:50 pmChicago O'Hare Intl
Feb 8
ORD7:10 pmChicago O'Hare Intl
34h 30m
1 stop
DUB11:40 amDublin
Scandinavian Airlines
Feb 1
DUB10:20 amDublin
35h 30m
1 stop
ORD3:50 pmChicago O'Hare Intl
Feb 14
ORD7:10 pmChicago O'Hare Intl
32h 10m
1 stop
DUB9:20 amDublin
Scandinavian Airlines
Feb 1
DUB10:20 amDublin
35h 30m
1 stop
ORD3:50 pmChicago O'Hare Intl
Feb 14
ORD7:10 pmChicago O'Hare Intl
33h 00m
2 stops
DUB10:10 amDublin

Icelandair flights from Ireland to Chicago O'Hare Intl Airport

Our best Icelandair deals on Ireland to Chicago O'Hare Intl Airport flight tickets
Icelandair
Jan 16
DUB11:30 amDublin
11h 50m
1 stop
ORD5:20 pmChicago O'Hare Intl
Jan 25
ORD6:30 pmChicago O'Hare Intl
9h 45m
1 stop
DUB10:15 amDublin
Icelandair
Jan 15
DUB11:30 amDublin
11h 50m
1 stop
ORD5:20 pmChicago O'Hare Intl
Jan 29
ORD6:30 pmChicago O'Hare Intl
9h 45m
1 stop
DUB10:15 amDublin
Icelandair
Jan 15
DUB11:30 amDublin
11h 50m
1 stop
ORD5:20 pmChicago O'Hare Intl
Jan 29
ORD6:30 pmChicago O'Hare Intl
9h 45m
1 stop
DUB10:15 amDublin

See travel insights to Chicago from

How to get the cheapest flight ticket from Ireland 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 cheapest month to fly to Chicago O'Hare Intl Airport?

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Ireland averaging around $475.

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 $516. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $655.

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 Ireland in the evening is the least expensive time of day to depart. momondo users have found prices as low as $0 when looking at flights departing in the evening. Try not to purchase tickets in the morning because they tend to be around $585. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

In general, most travelers find the cheapest time to book a flight to Chicago O'Hare Intl Airport is about 24 days prior to their departure date when tickets on average are $570. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $406.

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

There are 3 cabin classes available to choose from on Ireland 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.

Can stopping save me money on Ireland to Chicago O'Hare Intl Airport flights?

You could potentially save up to 28% on your flight if you consider stops on a Ireland to Chicago O'Hare Intl Airport flight.

Cheap Ireland to Chicago O'Hare Intl Airport flight deals and tips

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

Best Price Found

$297

Fastest flight time

8h 25m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Ireland in the past 72 hours is $297. The best round-trip flight deal from Ireland to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $368.
The fastest flight from Ireland to Chicago O'Hare Intl Airport takes 8h 25m
Direct flights go from Ireland to Chicago O'Hare Intl Airport every day.

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

    Prices for flights from Ireland to Chicago O'Hare Intl Airport refresh daily.

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

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

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

    The required travel and health documents for your Chicago O'Hare Intl 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 Chicago O'Hare Intl 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 Ireland to Chicago O'Hare Intl Airport?


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

Compare and see reviews for airlines that fly from Ireland to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $298Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $368Free CancellationRating
6.6
6,831 reviews
Search British Airways flights
IcelandairPriceFrom $373Free CancellationRating
7.2
553 reviews
Search Icelandair flights
Aer LingusPriceFrom $399Free CancellationRating
7.1
1,089 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $549Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ireland to Chicago for you.

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

momondo does allow users to show only those flights to Chicago from Ireland which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Ireland and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Ireland and alert you when they change.


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