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Cheap flights from Dublin to Illinois from $279

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 Illinois departing on 10/14. 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 Dublin to Illinois

Cheap round-trip flights

Icelandair Logo
12:15 pm - 6:15 pmDUB-ORD
12h 00m1 stop
Icelandair Logo
7:25 pm - 1:15 pmORD-DUB
11h 50m1 stop
$372Icelandair
Find Deal
Wed, Sep 10 - Wed, Oct 1
Icelandair Logo
12:15 pm - 6:15 pmDUB-ORD
12h 00m1 stop
Icelandair Logo
7:25 pm - 1:15 pmORD-DUB
11h 50m1 stop
$376Icelandair
Find Deal
Wed, Sep 10 - Wed, Oct 1
Icelandair Logo
12:15 pm - 9:15 pmDUB-ORD
15h 00m1 stop
Icelandair Logo
7:25 pm - 11:05 amORD-DUB
9h 40m1 stop
$377Icelandair
Find Deal
Wed, Sep 17 - Tue, Sep 30
Scandinavian Airlines Logo
7:05 pm - 5:45 pmDUB-ORD
27h 40m1 stop
Scandinavian Airlines Logo
7:20 pm - 11:45 amORD-DUB
34h 25m1 stop
$385Scandinavian Airlines
Find Deal
Fri, Oct 31 - Mon, Nov 3
Scandinavian Airlines Logo
10:45 am - 5:45 pmDUB-ORD
36h 00m2 stops
Scandinavian Airlines Logo
7:20 pm - 11:45 amORD-DUB
34h 25m1 stop
$386Scandinavian Airlines
Find Deal
Fri, Oct 31 - Mon, Nov 3
Delta Logo
5:55 am - 6:25 pmDUB-MDW
17h 30m2 stops
Delta Logo
9:20 am - 7:45 amMDW-DUB
16h 25m1 stop
$466Delta
Find Deal
Wed, Oct 29 - Tue, Nov 4
Delta Logo
5:55 am - 5:35 pmDUB-MDW
17h 40m2 stops
Delta Logo
6:15 pm - 3:00 pmMDW-DUB
14h 45m2 stops
$467Delta
Find Deal
Wed, Sep 17 - Tue, Sep 30
Aer Lingus Logo
11:35 am - 10:05 pmDUB-STL
16h 30m1 stop
Aer Lingus Logo
6:00 am - 8:10 amSTL-DUB
20h 10m1 stop
$624Aer Lingus
Find Deal
Fri, Sep 5 - Thu, Sep 18
United Airlines Logo
9:00 am - 3:29 pmDUB-STL
12h 29m1 stop
United Airlines Logo
3:14 pm - 10:20 amSTL-DUB
13h 06m2 stops
$918United Airlines
Find Deal
Fri, Nov 21 - Sat, Nov 29
United Airlines Logo
9:00 am - 5:39 pmDUB-STL
14h 39m2 stops
United Airlines Logo
3:14 pm - 10:20 amSTL-DUB
13h 06m2 stops
$923United Airlines
Find Deal
Fri, Nov 21 - Sat, Nov 29

Icelandair flights from Dublin to Illinois

Our best Icelandair deals on Dublin to Illinois flight tickets
Icelandair
Sep 10
DUB12:15 pmDublin
12h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
Oct 1
ORD7:25 pmChicago O'Hare Intl
11h 50m
1 stop
DUB1:15 pmDublin
$372
Find similar
Icelandair
Sep 10
DUB12:15 pmDublin
12h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
Oct 1
ORD7:25 pmChicago O'Hare Intl
11h 50m
1 stop
DUB1:15 pmDublin
$376
Find similar
Icelandair
Sep 17
DUB12:15 pmDublin
15h 00m
1 stop
ORD9:15 pmChicago O'Hare Intl
Sep 30
ORD7:25 pmChicago O'Hare Intl
9h 40m
1 stop
DUB11:05 amDublin
$377
Find similar

Scandinavian Airlines flights from Dublin to Illinois

Our best Scandinavian Airlines deals on Dublin to Illinois flight tickets
Scandinavian Airlines
Oct 31
DUB7:05 pmDublin
27h 40m
1 stop
ORD5:45 pmChicago O'Hare Intl
Nov 3
ORD7:20 pmChicago O'Hare Intl
34h 25m
1 stop
DUB11:45 amDublin
$385
Find similar
Scandinavian Airlines
Oct 31
DUB10:45 amDublin
36h 00m
2 stops
ORD5:45 pmChicago O'Hare Intl
Nov 3
ORD7:20 pmChicago O'Hare Intl
34h 25m
1 stop
DUB11:45 amDublin
$386
Find similar
Scandinavian Airlines
Dec 1
DUB8:20 pmDublin
50h 25m
2 stops
ORD4:45 pmChicago O'Hare Intl
Dec 7
ORD7:20 pmChicago O'Hare Intl
18h 15m
2 stops
DUB7:35 pmDublin
$389
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Dublin to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 6, 2025.
Use the filters below to find and compare flights from Dublin to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 9/10

12:15 pm-6:15 pm

1 stop12h 00m

Chicago O'Hare Intl

Wed 10/1

7:25 pm-1:15 pm

1 stop11h 50m

$372

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 9/10

12:15 pm-6:15 pm

1 stop12h 00m

Chicago O'Hare Intl

Wed 10/1

7:25 pm-1:15 pm

1 stop11h 50m

$376

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 9/17

12:15 pm-9:15 pm

1 stop15h 00m

Chicago O'Hare Intl

Tue 9/30

7:25 pm-11:05 am

1 stop9h 40m

$377

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 10/31

7:05 pm-5:45 pm

1 stop27h 40m

Chicago O'Hare Intl

Mon 11/3

7:20 pm-11:45 am

1 stop34h 25m

$385

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 10/31

10:45 am-5:45 pm

2 stops36h 00m

Chicago O'Hare Intl

Mon 11/3

7:20 pm-11:45 am

1 stop34h 25m

$386

DublinChicago

DUB - MDW

DUBMDW

Dublin

Wed 10/29

5:55 am-6:25 pm

2 stops17h 30m

Chicago Midway

Tue 11/4

9:20 am-7:45 am

1 stop16h 25m

$466

DublinChicago

DUB - MDW

DUBMDW

Dublin

Wed 9/17

5:55 am-5:35 pm

2 stops17h 40m

Chicago Midway

Tue 9/30

6:15 pm-3:00 pm

2 stops14h 45m

$467

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Fri 9/5

11:35 am-10:05 pm

1 stop16h 30m

Lambert-St Louis

Thu 9/18

6:00 am-8:10 am

1 stop20h 10m

$624

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Fri 11/21

9:00 am-3:29 pm

1 stop12h 29m

Lambert-St Louis

Sat 11/29

3:14 pm-10:20 am

2 stops13h 06m

$918

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Fri 11/21

9:00 am-5:39 pm

2 stops14h 39m

Lambert-St Louis

Sat 11/29

3:14 pm-10:20 am

2 stops13h 06m

$923

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Dublin 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 Dublin is in November. Flight prices, which tend to average around $506, 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 September is also cheap. Prices for this month can be found on momondo for an average of $515.

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

The cheapest day to depart from Dublin to Illinois is on a Wednesday when prices can be found for as low as $655. Flights from Dublin to Illinois on a Thursday will generally be more expensive and average around $840. 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 in the morning. Flights from Dublin to Illinois during this time can be as low as $745. Flights at noon are often more expensive with an average ticket price of $817.

What is the cheapest Dublin to Illinois flight route?

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

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

You are more likely to see cheaper flights to Illinois from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $600 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Dublin for as low as $516 on momondo.

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

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

Cheap Dublin to Illinois flight deals and tips

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

Best Price Found

$279

Fastest flight time

11h 35m

Direct flights

Every day

Airports in Illinois

3 airports
The best one-way flight to Illinois from Dublin in the past 72 hours is $279. The best round-trip flight deal from Dublin to Illinois found on momondo in the last 72 hours is $372.
The fastest flight from Dublin to Illinois takes 11h 35m
Direct flights go from Dublin to Illinois every day.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)
Search flight deals

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

    Prices for flights from Dublin Airport to Illinois were last updated today.

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

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

    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 Illinois.

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

    The required travel and health documents for your Illinois 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 Illinois. 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 Dublin to Illinois?

Best airlines flying from Dublin to Illinois

Compare and see reviews for airlines that fly from Dublin to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $447Free CancellationRating
7.1
1,197 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $490Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights

Why use momondo?

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

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 Illinois from Dublin.

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

Yes. momondo allows you to filter the results for Dublin to Illinois flights to just show those with flexible booking policies.

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

Once all potential Dublin 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 Dublin to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Dublin to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.

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