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Cheap flights from Dublin to Illinois from £343

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 8/3. 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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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
10:10 - 16:45
DUB
-
ORD
12h 35m1 stop
Scandinavian Airlines Logo
19:20 - 10:45
ORD
-
DUB
33h 25m2 stops
£353Scandinavian Airlines
Sat, 7 Feb - Wed, 11 Feb
Scandinavian Airlines Logo
12:30 - 16:45
DUB
-
ORD
34h 15m1 stop
Scandinavian Airlines Logo
19:10 - 11:45
ORD
-
DUB
34h 35m1 stop
£357Scandinavian Airlines
Wed, 4 Feb - Sun, 8 Feb
Scandinavian Airlines Logo
11:30 - 16:45
DUB
-
ORD
35h 15m2 stops
Scandinavian Airlines Logo
19:20 - 11:45
ORD
-
DUB
34h 25m2 stops
£357Scandinavian Airlines
Tue, 3 Feb - Sat, 7 Feb
Scandinavian Airlines Logo
12:30 - 16:45
DUB
-
ORD
34h 15m1 stop
Scandinavian Airlines Logo
19:10 - 18:20
ORD
-
DUB
17h 10m1 stop
£358Scandinavian Airlines
Wed, 4 Feb - Sun, 8 Feb
Scandinavian Airlines Logo
12:30 - 16:45
DUB
-
ORD
34h 15m1 stop
Scandinavian Airlines Logo
19:10 - 19:35
ORD
-
DUB
18h 25m2 stops
£362Scandinavian Airlines
Wed, 4 Feb - Sun, 8 Feb
Scandinavian Airlines Logo
12:30 - 16:45
DUB
-
ORD
34h 15m1 stop
Scandinavian Airlines Logo
19:10 - 19:35
ORD
-
DUB
18h 25m2 stops
£363Scandinavian Airlines
Wed, 4 Feb - Sun, 8 Feb
Delta Logo
05:55 - 18:32
DUB
-
MDW
18h 37m2 stops
Delta Logo
13:29 - 15:45
MDW
-
DUB
20h 16m2 stops
£396Delta
Thu, 15 Jan - Wed, 21 Jan
Delta Logo
05:55 - 18:32
DUB
-
MDW
18h 37m2 stops
Delta Logo
13:26 - 08:45
MDW
-
DUB
13h 19m2 stops
£398Delta
Sun, 18 Jan - Sun, 25 Jan
KLM Logo
05:55 - 16:16
DUB
-
MDW
16h 21m2 stops
KLM Logo
13:26 - 08:05
MDW
-
DUB
12h 39m2 stops
£400KLM
Sat, 7 Feb - Wed, 11 Feb
Delta Logo
05:55 - 18:36
DUB
-
MDW
18h 41m2 stops
Delta Logo
18:14 - 16:20
MDW
-
DUB
16h 06m2 stops
£404Delta
Wed, 4 Feb - Wed, 11 Feb

British Airways flights from Dublin to Illinois

Our best British Airways deals on Dublin to Illinois flight tickets
British Airways
1 Apr
DUB19:45Dublin
26h 10m
1 stop
ORD15:55Chicago O'Hare Intl
6 Apr
ORD20:30Chicago O'Hare Intl
15h 35m
1 stop
DUB18:05Dublin
£434
Find similar
British Airways
31 Mar
DUB20:20Dublin
23h 30m
1 stop
ORD13:50Chicago O'Hare Intl
7 Apr
ORD22:35Chicago O'Hare Intl
14h 15m
1 stop
DUB18:50Dublin
£436
Find similar
British Airways
24 Dec
DUB10:20Dublin
14h 25m
1 stop
ORD18:45Chicago O'Hare Intl
31 Dec
ORD17:10Chicago O'Hare Intl
10h 30m
1 stop
DUB09:40Dublin
£507
Find similar

Icelandair flights from Dublin to Illinois

Our best Icelandair deals on Dublin to Illinois flight tickets
Icelandair
22 Apr
DUB12:15Dublin
12h 00m
1 stop
ORD18:15Chicago O'Hare Intl
26 Apr
ORD19:25Chicago O'Hare Intl
11h 50m
1 stop
DUB13:15Dublin
£409
Find similar
Icelandair
22 Apr
DUB12:15Dublin
12h 00m
1 stop
ORD18:15Chicago O'Hare Intl
26 Apr
ORD22:40Chicago O'Hare Intl
32h 35m
1 stop
DUB13:15Dublin
£412
Find similar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 23 December 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

Sat 7/2

10:10-16:45

1 stop12h 35m

Chicago O'Hare Intl

Wed 11/2

19:20-10:45

2 stops33h 25m

£353

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 4/2

12:30-16:45

1 stop34h 15m

Chicago O'Hare Intl

Sun 8/2

19:10-11:45

1 stop34h 35m

£357

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 3/2

11:30-16:45

2 stops35h 15m

Chicago O'Hare Intl

Sat 7/2

19:20-11:45

2 stops34h 25m

£357

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 4/2

12:30-16:45

1 stop34h 15m

Chicago O'Hare Intl

Sun 8/2

19:10-18:20

1 stop17h 10m

£358

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 4/2

12:30-16:45

1 stop34h 15m

Chicago O'Hare Intl

Sun 8/2

19:10-19:35

2 stops18h 25m

£362

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 4/2

12:30-16:45

1 stop34h 15m

Chicago O'Hare Intl

Sun 8/2

19:10-19:35

2 stops18h 25m

£363

DublinChicago

DUB - MDW

DUBMDW

Dublin

Thu 15/1

05:55-18:32

2 stops18h 37m

Chicago Midway

Wed 21/1

13:29-15:45

2 stops20h 16m

£396

DublinChicago

DUB - MDW

DUBMDW

Dublin

Sun 18/1

05:55-18:32

2 stops18h 37m

Chicago Midway

Sun 25/1

13:26-08:45

2 stops13h 19m

£398

DublinChicago

DUB - MDW

DUBMDW

Dublin

Sat 7/2

05:55-16:16

2 stops16h 21m

Chicago Midway

Wed 11/2

13:26-08:05

2 stops12h 39m

£400

DublinChicago

DUB - MDW

DUBMDW

Dublin

Wed 4/2

05:55-18:36

2 stops18h 41m

Chicago Midway

Wed 11/2

18:14-16:20

2 stops16h 06m

£404

Flights are sorted by cheapest return 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 month of September is, on average, the cheapest month to fly to Illinois from Dublin, with most prices found around £350. If you aren’t able to travel to Illinois during the month of September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £351.

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

The cheapest day to depart on your flight to Illinois is on a Wednesday when prices can be found for as low as £533. This is often the case because there is less demand to fly during this day of the week. Flights from Dublin to Illinois on a Saturday will generally be more expensive and average around £598. 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 data shows that the cheapest Dublin to Illinois flights are usually those with departure times in the evening. Our users have found flights to Illinois in the evening for as low as £481. At midday is when there is more demand to fly to Illinois, so prices are often more expensive at around £595 per ticket.

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 £451 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Dublin for as low as £404 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.

Can stopping save me money on Dublin to Illinois flights?

You could potentially save up to 25% on your flight if you consider stops on a Dublin to Illinois flight.

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

£371

Fastest flight time

8h 35m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Dublin in the past 72 hours is £371. The best return flight deal from Dublin to Illinois found on momondo in the last 72 hours is £470.
The fastest flight from Dublin to Illinois takes 8h 35m
Direct flights go from Dublin to Illinois every day.
There are 98 airports in Illinois. From Dublin there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

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

    Prices for flights from Dublin Airport to Illinois refresh daily.

  • 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?

    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 Dublin Airport to Illinois.

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

    The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • 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
IcelandairPriceFrom £241Free CancellationRating
7.0
592 reviews
Search Icelandair flights
British AirwaysPriceFrom £299Free CancellationRating
6.7
7,605 reviews
Search British Airways flights
FinnairPriceFrom £315Free CancellationRating
7.6
1,339 reviews
Search Finnair flights
Aer LingusPriceFrom £344Free CancellationRating
7.2
1,410 reviews
Search Aer Lingus flights
United AirlinesPriceFrom £354Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights
American AirlinesPriceFrom £453Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights

Why use momondo?

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

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 Dublin to Illinois for you.

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

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

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

Once you have performed a search for Dublin to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Illinois from Dublin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Illinois trip

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Find better results for your trip to Illinois

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