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Cheap flights from Ireland to Chicago O'Hare Intl Airport from £315

This is the cheapest return 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 16/1. 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 return flights

These are some of the best return 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 stopovers.

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.
11:30 - 17:20DUB-ORD
11h 50m1 stop
18:30 - 10:15ORD-DUB
9h 45m1 stop
£315Icelandair
Find Deal
Thu, 16 Jan - Sat, 25 Jan
11:30 - 17:20DUB-ORD
11h 50m1 stop
18:30 - 10:15ORD-DUB
9h 45m1 stop
£318Icelandair
Find Deal
Sat, 8 Feb - Wed, 12 Feb
05:55 - 14:30DUB-ORD
14h 35m1 stop
16:58 - 12:40ORD-DUB
13h 42m2 stops
£389KLM
Find Deal
Mon, 27 Jan - Sun, 2 Feb
05:55 - 16:13DUB-ORD
16h 18m2 stops
10:30 - 08:05ORD-DUB
15h 35m2 stops
£395KLM
Find Deal
Mon, 27 Jan - Sun, 2 Feb
16:40 - 19:15DUB-ORD
8h 35mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
£397Aer Lingus
Find Deal
Sat, 8 Feb - Wed, 12 Feb
16:40 - 19:15DUB-ORD
8h 35mdirect
15:55 - 05:15ORD-DUB
7h 20mdirect
£405Aer Lingus
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Mon, 24 Feb - Fri, 7 Mar
09:00 - 19:32DUB-ORD
16h 32m1 stop
18:16 - 10:05ORD-DUB
9h 49m1 stop
£416United Airlines
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Wed, 4 Dec - Sat, 14 Dec
09:00 - 14:51DUB-ORD
11h 51m1 stop
13:19 - 10:05ORD-DUB
14h 46m1 stop
£417United Airlines
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Wed, 4 Dec - Sat, 14 Dec
17:55 - 17:00DUB-ORD
29h 05m1 stop
14:55 - 19:40ORD-DUB
22h 45m2 stops
£422British Airways
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Thu, 26 Dec - Wed, 8 Jan
17:55 - 14:45DUB-ORD
26h 50m1 stop
21:45 - 19:30ORD-DUB
15h 45m1 stop
£480British Airways
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Thu, 26 Dec - Wed, 8 Jan
04:15 - 15:30DUB-ORD
17h 15m1 stop
£343TAP AIR PORTUGAL
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Sat, 18 Jan
16:55 - 15:30DUB-ORD
28h 35m1 stop
£344TAP AIR PORTUGAL
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Tue, 18 Feb
04:25 - 16:30DUB-ORD
17h 05m1 stop
£345TAP AIR PORTUGAL
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Fri, 14 Mar
05:35 - 16:10DUB-ORD
16h 35m1 stop
£346TAP AIR PORTUGAL
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Sun, 18 May
11:30 - 17:20DUB-ORD
11h 50m1 stop
£356Icelandair
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Mon, 20 Jan
10:40 - 17:00DUB-ORD
12h 20m1 stop
£393British Airways
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Mon, 23 Dec
08:40 - 14:45DUB-ORD
12h 05m1 stop
£394British Airways
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Tue, 24 Dec
16:40 - 19:05DUB-ORD
8h 25mdirect
£560Aer Lingus
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Mon, 19 May
15:20 - 17:55DUB-ORD
8h 35mdirect
£694Aer Lingus
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Thu, 19 Dec
11:35 - 14:10DUB-ORD
8h 35mdirect
£2,341United Airlines
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Sun, 18 May
09:00 - 14:51DUB-ORD
11h 51m1 stop
13:19 - 10:05ORD-DUB
14h 46m1 stop
£421United Airlines
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Wed, 27 Nov - Wed, 4 Dec
09:00 - 14:51DUB-ORD
11h 51m1 stop
14:05 - 07:10ORD-DUB
11h 05m1 stop
£521Air Canada
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Sat, 23 Nov - Sat, 30 Nov
09:00 - 08:02DUB-ORD
29h 02m2 stops
18:14 - 10:05ORD-DUB
9h 51m1 stop
£533United Airlines
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Sat, 23 Nov - Sat, 30 Nov
09:00 - 07:56DUB-ORD
28h 56m2 stops
11:35 - 07:10ORD-DUB
13h 35m2 stops
£537Air Canada
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Sat, 23 Nov - Sat, 30 Nov
11:50 - 10:44DUB-ORD
28h 54m2 stops
21:10 - 10:05ORD-DUB
30h 55m1 stop
£542United Airlines
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Tue, 26 Nov - Sat, 30 Nov
15:20 - 17:55DUB-ORD
8h 35mdirect
15:55 - 05:15ORD-DUB
7h 20mdirect
£614Aer Lingus
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Sat, 23 Nov - Sat, 30 Nov
11:30 - 14:00DUB-ORD
8h 30mdirect
20:25 - 08:35ORD-DUB
30h 10m1 stop
£625Aer Lingus
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Sat, 23 Nov - Sat, 30 Nov
10:45 - 15:50DUB-ORD
35h 05m3 stops
19:10 - 07:45ORD-DUB
30h 35m3 stops
Sat, 23 Nov - Sat, 30 Nov
09:00 - 18:37DUB-ORD
15h 37m1 stop
12:00 - 07:00ORD-DUB
13h 00m1 stop
£2,174United Airlines
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Wed, 27 Nov - Wed, 4 Dec
16:40 - 19:15DUB-ORD
8h 35mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
£397Aer Lingus
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Sat, 8 Feb - Wed, 12 Feb
16:40 - 19:15DUB-ORD
8h 35mdirect
15:55 - 05:15ORD-DUB
7h 20mdirect
£405Aer Lingus
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Mon, 24 Feb - Fri, 7 Mar
11:30 - 14:00DUB-ORD
8h 30mdirect
15:55 - 05:15ORD-DUB
7h 20mdirect
£446Aer Lingus
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Thu, 5 Dec - Sun, 15 Dec
16:40 - 19:15DUB-ORD
8h 35mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
Mon, 27 Jan - Sun, 2 Feb
16:40 - 19:15DUB-ORD
8h 35mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
Thu, 16 Jan - Sat, 25 Jan
16:40 - 19:15DUB-ORD
8h 35mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
£588Aer Lingus
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Fri, 10 Jan - Fri, 24 Jan
11:30 - 14:00DUB-ORD
8h 30mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
£745Aer Lingus
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Thu, 19 Dec - Sat, 11 Jan
11:30 - 14:00DUB-ORD
8h 30mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
£746Aer Lingus
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Thu, 19 Dec - Fri, 10 Jan
15:20 - 17:55DUB-ORD
8h 35mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
Thu, 19 Dec - Sun, 12 Jan
11:30 - 14:00DUB-ORD
8h 30mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
£863British Airways
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Sat, 28 Dec - Fri, 10 Jan

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
16 Jan
DUB11:30Dublin
11h 50m
1 stop
ORD17:20Chicago O'Hare Intl
25 Jan
ORD18:30Chicago O'Hare Intl
9h 45m
1 stop
DUB10:15Dublin
Icelandair
8 Feb
DUB11:30Dublin
11h 50m
1 stop
ORD17:20Chicago O'Hare Intl
12 Feb
ORD18:30Chicago O'Hare Intl
9h 45m
1 stop
DUB10:15Dublin
Icelandair
17 Jan
DUB11:30Dublin
11h 50m
1 stop
ORD17:20Chicago O'Hare Intl
26 Jan
ORD18:30Chicago O'Hare Intl
9h 45m
1 stop
DUB10:15Dublin

TAP AIR PORTUGAL flights from Ireland to Chicago O'Hare Intl Airport

Our best TAP AIR PORTUGAL deals on Ireland to Chicago O'Hare Intl Airport flight tickets
TAP AIR PORTUGAL
16 Jan
DUB04:25Dublin
17h 05m
1 stop
ORD15:30Chicago O'Hare Intl
26 Jan
ORD20:25Chicago O'Hare Intl
13h 45m
1 stop
DUB16:10Dublin
TAP AIR PORTUGAL
4 Dec
DUB04:25Dublin
33h 41m
2 stops
ORD08:06Chicago O'Hare Intl
14 Dec
ORD10:14Chicago O'Hare Intl
31h 06m
2 stops
DUB23:20Dublin

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 cheapest month to fly to Chicago O'Hare Intl Airport from Ireland is in January. Flight prices, which tend to average around £374, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Chicago O'Hare Intl Airport from Ireland during February instead. Flights to Chicago O'Hare Intl Airport in February, while not as cheap as those in January, still average around £376.

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

The cheapest day to depart from Ireland to Chicago O'Hare Intl Airport is on a Tuesday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Tuesday will often find tickets for as low as £395. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Sunday is £601.

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

The cheapest time of day to fly to Chicago O'Hare Intl Airport is in the morning when flights can be purchased for as low as £465. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is at midday when prices are around £542.

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?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Ireland when booking 24 days ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around £451 when searching 24 days out. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as £255.

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 38% 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

£343

Fastest flight time

8h 25m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun
The best one-way flight to Chicago O'Hare Intl Airport from Ireland in the past 72 hours is £343. The best return flight deal from Ireland to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is £315.
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 on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines, Aer Lingus and British Airways.

  • 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 are updated 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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
British AirwaysPriceFrom £213Free CancellationRating
6.6
6,831 reviews
Search British Airways flights
IcelandairPriceFrom £277Free CancellationRating
7.2
552 reviews
Search Icelandair flights
United AirlinesPriceFrom £310Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
KLMPriceFrom £313Free CancellationRating
7.8
1,346 reviews
Search KLM flights
Aer LingusPriceFrom £317Free CancellationRating
7.1
1,089 reviews
Search Aer Lingus flights
American AirlinesPriceFrom £381Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom £400Free CancellationRating
7.0
2,665 reviews
Search Iberia flights
FinnairPriceFrom £449Free CancellationRating
7.7
1,299 reviews
Search Finnair flights

Why use momondo?

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

Finding the right flight to Chicago from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

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 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 Ireland to Chicago.

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

Price alerts on flights to Chicago from Ireland 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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