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Cheap flights from Ireland to Illinois from $298

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 Illinois departing on 4/1. 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 Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Ireland to Illinois 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 Illinois.

Cheap last minute flights

Planning a quick getaway from Ireland to Illinois? 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 Illinois, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ireland to Illinois

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

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
12:05 pm - 5:50 pmDUB-ORD
35h 45m2 stops
7:40 pm - 10:25 amORD-DUB
32h 45m2 stops
$340Scandinavian Airlines
Find Deal
Thu, Feb 6 - Mon, Feb 24
10:20 am - 5:50 pmDUB-ORD
13h 30m1 stop
7:40 pm - 11:20 amORD-DUB
33h 40m2 stops
$343Scandinavian Airlines
Find Deal
Sat, Feb 8 - Sat, Feb 15
11:30 am - 5:20 pmDUB-ORD
11h 50m1 stop
6:30 pm - 10:15 amORD-DUB
9h 45m1 stop
$387Icelandair
Find Deal
Mon, Feb 3 - Fri, Feb 7
11:30 am - 5:20 pmDUB-ORD
11h 50m1 stop
6:30 pm - 10:15 amORD-DUB
9h 45m1 stop
$391Icelandair
Find Deal
Wed, Feb 5 - Wed, Feb 12
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:15 amORD-DUB
7h 15mnonstop
$408Aer Lingus
Find Deal
Sat, Feb 1 - Sun, Feb 9
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$410Aer Lingus
Find Deal
Mon, Feb 3 - Fri, Feb 7
2:05 pm - 8:45 amDUB-ORD
24h 40m1 stop
2:52 pm - 8:40 amORD-DUB
11h 48m1 stop
$490American Airlines
Find Deal
Mon, Jan 13 - Sun, Jan 19
2:05 pm - 10:47 pmDUB-ORD
13h 42m1 stop
5:11 pm - 8:40 amORD-DUB
10h 29m1 stop
$505American Airlines
Find Deal
Thu, Mar 13 - Wed, Mar 19
9:00 am - 2:51 pmDUB-ORD
11h 51m1 stop
12:51 pm - 7:00 amORD-DUB
12h 09m1 stop
$527United Airlines
Find Deal
Sat, Feb 1 - Fri, Feb 7
9:00 am - 8:25 pmDUB-ORD
17h 25m2 stops
9:05 pm - 7:00 amORD-DUB
27h 55m2 stops
$533United Airlines
Find Deal
Sat, Feb 8 - Fri, Feb 14
12:15 pm - 6:20 pmDUB-ORD
12h 05m1 stop
$298Icelandair
Find Deal
Tue, Apr 1
6:45 pm - 2:19 pmDUB-MDW
49h 34m2 stops
Wed, Jan 22
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
$435Aer Lingus
Find Deal
Thu, Jan 16
4:40 pm - 7:05 pmDUB-ORD
8h 25mnonstop
$481Aer Lingus
Find Deal
Tue, Apr 1
3:20 pm - 5:55 pmDUB-ORD
8h 35mnonstop
$540British Airways
Find Deal
Tue, Mar 4
8:30 pm - 5:33 pmDUB-ORD
26h 03m2 stops
$549British Airways
Find Deal
Tue, Mar 18
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
$585American Airlines
Find Deal
Sun, Jan 19
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
$587American Airlines
Find Deal
Mon, Jan 20
11:50 am - 3:33 pmDUB-ORD
33h 43m1 stop
$1,062United Airlines
Find Deal
Mon, Jan 6
12:30 pm - 3:38 pmDUB-STL
33h 08m3 stops
$1,314United Airlines
Find Deal
Sat, May 17
8:40 am - 6:45 pmDUB-ORD
16h 05m1 stop
11:45 am - 2:45 pmORD-DUB
21h 00m2 stops
$678British Airways
Find Deal
Tue, Dec 24 - Thu, Jan 2
10:55 am - 6:45 pmDUB-ORD
13h 50m1 stop
10:00 pm - 2:45 pmORD-DUB
10h 45m1 stop
$698British Airways
Find Deal
Tue, Dec 24 - Thu, Jan 2
11:30 am - 5:20 pmDUB-ORD
11h 50m1 stop
6:30 pm - 10:15 amORD-DUB
33h 45m1 stop
$718Icelandair
Find Deal
Sat, Dec 28 - Sat, Jan 4
9:00 am - 11:25 pmDUB-ORD
20h 25m2 stops
6:08 pm - 10:05 amORD-DUB
9h 57m1 stop
$737United Airlines
Find Deal
Tue, Dec 24 - Thu, Jan 2
11:50 am - 11:25 pmDUB-ORD
17h 35m1 stop
8:50 am - 10:05 amORD-DUB
19h 15m1 stop
$743United Airlines
Find Deal
Tue, Dec 24 - Thu, Jan 2
10:00 am - 5:00 pmDUB-ORD
13h 00m1 stop
3:55 pm - 5:15 amORD-DUB
7h 20mnonstop
$1,094American Airlines
Find Deal
Tue, Dec 24 - Thu, Jan 2
10:00 am - 5:00 pmDUB-ORD
13h 00m1 stop
3:55 pm - 5:15 amORD-DUB
7h 20mnonstop
$1,099American Airlines
Find Deal
Tue, Dec 24 - Thu, Jan 2
11:30 am - 2:00 pmDUB-ORD
8h 30mnonstop
10:51 am - 5:05 amORD-DUB
12h 14m1 stop
$1,345Aer Lingus
Find Deal
Tue, Dec 24 - Sat, Jan 4
11:30 am - 2:00 pmDUB-ORD
8h 30mnonstop
3:55 pm - 5:15 amORD-DUB
7h 20mnonstop
$1,352Aer Lingus
Find Deal
Tue, Dec 24 - Thu, Jan 2
11:30 am - 5:20 pmDUB-ORD
11h 50m1 stop
6:30 pm - 10:15 amORD-DUB
9h 45m1 stop
$2,355Icelandair
Find Deal
Sat, Dec 28 - Sat, Jan 4
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$487Aer Lingus
Find Deal
Fri, Jan 17 - Thu, Jan 23
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:15 amORD-DUB
7h 15mnonstop
$491Aer Lingus
Find Deal
Mon, Jan 13 - Sun, Jan 19
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$493Aer Lingus
Find Deal
Wed, Jan 15 - Mon, Jan 20
11:30 am - 3:00 pmDUB-ORD
8h 30mnonstop
8:55 pm - 10:20 amORD-DUB
7h 25mnonstop
$494Aer Lingus
Find Deal
Tue, Mar 25 - Mon, Mar 31
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:15 amORD-DUB
7h 15mnonstop
$615British Airways
Find Deal
Mon, Jan 13 - Sun, Jan 19
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$623American Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$632British Airways
Find Deal
Sat, Feb 8 - Sat, Feb 15
11:35 am - 1:35 pmDUB-ORD
8h 00mnonstop
8:15 pm - 9:45 amORD-DUB
7h 30mnonstop
$646Brussels Airlines
Find Deal
Fri, Apr 4 - Tue, Apr 8
11:35 am - 1:35 pmDUB-ORD
8h 00mnonstop
8:15 pm - 9:45 amORD-DUB
7h 30mnonstop
$649United Airlines
Find Deal
Thu, Apr 3 - Wed, Apr 9
4:40 pm - 7:15 pmDUB-ORD
8h 35mnonstop
9:00 pm - 10:20 amORD-DUB
7h 20mnonstop
$684American Airlines
Find Deal
Sat, Feb 8 - Fri, Feb 14

Scandinavian Airlines flights from Ireland to Illinois

Our best Scandinavian Airlines deals on Ireland to Illinois flight tickets
Scandinavian Airlines
Feb 6
DUB12:05 pmDublin
35h 45m
2 stops
ORD5:50 pmChicago O'Hare Intl
Feb 24
ORD7:40 pmChicago O'Hare Intl
32h 45m
2 stops
DUB10:25 amDublin
Scandinavian Airlines
Feb 8
DUB10:20 amDublin
13h 30m
1 stop
ORD5:50 pmChicago O'Hare Intl
Feb 15
ORD7:40 pmChicago O'Hare Intl
33h 40m
2 stops
DUB11:20 amDublin
Scandinavian Airlines
Feb 8
DUB10:20 amDublin
13h 30m
1 stop
ORD5:50 pmChicago O'Hare Intl
Feb 14
ORD7:40 pmChicago O'Hare Intl
33h 35m
2 stops
DUB11:15 amDublin

Icelandair flights from Ireland to Illinois

Our best Icelandair deals on Ireland to Illinois flight tickets
Icelandair
Feb 3
DUB11:30 amDublin
11h 50m
1 stop
ORD5:20 pmChicago O'Hare Intl
Feb 7
ORD6:30 pmChicago O'Hare Intl
9h 45m
1 stop
DUB10:15 amDublin
Icelandair
Feb 5
DUB11:30 amDublin
11h 50m
1 stop
ORD5:20 pmChicago O'Hare Intl
Feb 12
ORD6:30 pmChicago O'Hare Intl
9h 45m
1 stop
DUB10:15 amDublin
Icelandair
Feb 5
DUB11:30 amDublin
11h 50m
1 stop
ORD5:20 pmChicago O'Hare Intl
Feb 12
ORD6:30 pmChicago O'Hare Intl
9h 45m
1 stop
DUB10:15 amDublin

See travel insights to Illinois from

How to get the cheapest flight ticket from Ireland to Illinois

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 Illinois?

The cheapest month to fly to Illinois from Ireland is in November. Flight prices, which tend to average around $420, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of November, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $456.

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

The cheapest day to depart from Ireland to Illinois is on a Saturday when prices can be found for as low as $403. Flights from Ireland to Illinois on a Sunday will generally be more expensive and average around $759. 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 Illinois?

Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from Ireland to Illinois during this time can be as low as $543. Flights in the afternoon are often more expensive with an average ticket price of $717.

What is the cheapest Ireland to Illinois flight route?

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

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

The best time to book a flight to Illinois from Ireland is 24 days out, which is when prices tend to be around $573. In the past 72 hours, momondo users found flights from Ireland to Illinois for as low as $406.

What cabin class options are available on Ireland to Illinois flights?

There are 3 cabin classes available to choose from on Ireland to Illinois 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 Illinois flights?

You could potentially save up to 27% on your flight if you consider stops on a Ireland to Illinois flight.

Cheap Ireland to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Illinois

Best Price Found

$298

Fastest flight time

8h 10m

Direct flights

Every day

Airports in Illinois

2 airports
The best one-way flight to Illinois from Ireland in the past 72 hours is $298. The best round-trip flight deal from Ireland to Illinois found on momondo in the last 72 hours is $340.
The fastest flight from Ireland to Illinois takes 8h 10m
Direct flights go from Ireland to Illinois every day.
There are 2 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

  • When did momondo last update prices for flights from Ireland to Illinois?

    Prices for flights from Ireland to Illinois were last updated today.

  • How many operators does momondo search for flights from Ireland to Illinois?

  • How old do you have to be to fly from Ireland to Illinois?

    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 Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois 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 Ireland to Illinois?


Best airlines flying from Ireland to Illinois

Compare and see reviews for airlines that fly from Ireland to Illinois with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $368Free CancellationRating
6.6
6,810 reviews
Search British Airways flights
IcelandairPriceFrom $373Free CancellationRating
7.1
506 reviews
Search Icelandair flights
Aer LingusPriceFrom $399Free CancellationRating
7.1
1,076 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $549Free CancellationRating
7.4
9,022 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Illinois. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential Ireland to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Ireland to Illinois 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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