What is the cheapest airline that flies from Dublin to Illinois?

WestJet is the most popular carrier operating from Dublin to Illinois

How many flights depart from Dublin to Illinois on average per day?

As of February 2026, 8 flights take off from Dublin and land in Illinois each day. The most common flight departure time for this route is 10:00, with 59% of daily flights taking off at midday.

Which airlines fly to Illinois?

Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to Illinois from Dublin according to our data. Aer Lingus is the first choice among our users, with 78% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 3 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

How many flights depart from Dublin to Illinois on average per week?

As of February 2026, 59 flights take off from Dublin and land in Illinois each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

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

Prices for flights from Dublin Airport to Illinois are updated daily.

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

The number of operators available for flights from Dublin Airport to Illinois is 3 as of February 2026.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers 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 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 licence, 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.

€301 Cheap Flights from Dublin to Illinois in 2026

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Find the cheapest flights from Dublin to Illinois

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

19:05 - 16:10

DUB

ORD

27h 05m

1 stop

19:15 - 18:20

ORD

DUB

17h 05m

1 stop

€365Scandinavian Airlines

Thu, 16 Apr - Mon, 20 Apr

09:30 - 11:30

DUB

ORD

8h 00mdirect

22:30 - 16:20

ORD

DUB

11h 50m

1 stop

€368Multiple Airlines

Sat, 9 May - Sun, 10 May

09:30 - 11:30

DUB

ORD

8h 00mdirect

22:35 - 18:00

ORD

DUB

13h 25m

1 stop

€369Multiple Airlines

Wed, 20 May - Wed, 10 Jun

05:55 - 18:40

DUB

MDW

17h 45m

2 stops

14:05 - 07:45

MDW

DUB

12h 40m

1 stop

€500Delta

Tue, 17 Mar - Sun, 22 Mar

05:55 - 17:54

DUB

MDW

17h 59m

2 stops

09:30 - 07:55

MDW

DUB

16h 25m

1 stop

€503Delta

Wed, 1 Apr - Mon, 6 Apr

09:45 - 17:22

DUB

MDW

12h 37m

1 stop

14:05 - 07:45

MDW

DUB

12h 40m

1 stop

€507Air France

Tue, 17 Mar - Sun, 22 Mar

11:00 - 17:22

DUB

MDW

12h 22m

1 stop

14:05 - 07:55

MDW

DUB

11h 50m

1 stop

€511KLM

Wed, 1 Apr - Mon, 6 Apr

10:00 - 18:36

DUB

MDW

14h 36m

1 stop

10:41 - 08:45

MDW

DUB

16h 04m

1 stop

€513Air France

Thu, 16 Apr - Mon, 20 Apr

09:30 - 19:30

DUB

STL

16h 00m

1 stop

17:21 - 11:50

STL

DUB

12h 29m

1 stop

€712Finnair

Thu, 23 Apr - Thu, 7 May

09:30 - 19:29

DUB

STL

15h 59m

1 stop

12:27 - 09:45

STL

DUB

15h 18m

1 stop

€732Finnair

Mon, 30 Mar - Sun, 12 Apr

Scandinavian Airlines flights from Dublin to Illinois

Our best Scandinavian Airlines deals on Dublin to Illinois flight tickets

Scandinavian Airlines

16 Apr

DUB19:05Dublin

27h 05m

1 stop

ORD16:10Chicago O'Hare Intl

20 Apr

ORD19:15Chicago O'Hare Intl

17h 05m

1 stop

DUB18:20Dublin

€365

Scandinavian Airlines

16 Apr

DUB19:05Dublin

27h 05m

1 stop

ORD16:10Chicago O'Hare Intl

20 Apr

ORD19:15Chicago O'Hare Intl

17h 05m

1 stop

DUB18:20Dublin

€370

Scandinavian Airlines

23 Apr

DUB11:10Dublin

35h 00m

2 stops

ORD16:10Chicago O'Hare Intl

27 Apr

ORD19:15Chicago O'Hare Intl

17h 05m

1 stop

DUB18:20Dublin

€375

Turkish Airlines flights from Dublin to Illinois

Our best Turkish Airlines deals on Dublin to Illinois flight tickets

Turkish Airlines

1 Mar

DUB16:30Dublin

23h 35m

1 stop

ORD10:05Chicago O'Hare Intl

11 Mar

ORD12:50Chicago O'Hare Intl

28h 20m

1 stop

DUB22:10Dublin

€511

Turkish Airlines

23 Apr

DUB05:45Dublin

21h 28m

2 stops

STL21:13Lambert-St Louis

7 May

STL07:45Lambert-St Louis

19h 50m

2 stops

DUB09:35Dublin

€1,097

Fly from

Fly to

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 16/4

19:05-16:10

1 stop27h 05m

Chicago O'Hare Intl

Mon 20/4

19:15-18:20

1 stop17h 05m

€365

DublinChicago

DUB - ORD

DUBORD

Dublin

Sat 9/5

09:30-11:30

Nonstop8h 00m

Chicago O'Hare Intl

Sun 10/5

22:30-16:20

1 stop11h 50m

€368

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 20/5

09:30-11:30

Nonstop8h 00m

Chicago O'Hare Intl

Wed 10/6

22:35-18:00

1 stop13h 25m

€369

DublinChicago

DUB - MDW

DUBMDW

Dublin

Tue 17/3

05:55-18:40

2 stops17h 45m

Chicago Midway

Sun 22/3

14:05-07:45

1 stop12h 40m

€500

DublinChicago

DUB - MDW

DUBMDW

Dublin

Wed 1/4

05:55-17:54

2 stops17h 59m

Chicago Midway

Mon 6/4

09:30-07:55

1 stop16h 25m

€503

DublinChicago

DUB - MDW

DUBMDW

Dublin

Tue 17/3

09:45-17:22

1 stop12h 37m

Chicago Midway

Sun 22/3

14:05-07:45

1 stop12h 40m

€507

DublinChicago

DUB - MDW

DUBMDW

Dublin

Wed 1/4

11:00-17:22

1 stop12h 22m

Chicago Midway

Mon 6/4

14:05-07:55

1 stop11h 50m

€511

DublinChicago

DUB - MDW

DUBMDW

Dublin

Thu 16/4

10:00-18:36

1 stop14h 36m

Chicago Midway

Mon 20/4

10:41-08:45

1 stop16h 04m

€513

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Thu 23/4

09:30-19:30

1 stop16h 00m

Lambert-St Louis

Thu 7/5

17:21-11:50

1 stop12h 29m

€712

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Mon 30/3

09:30-19:29

1 stop15h 59m

Lambert-St Louis

Sun 12/4

12:27-09:45

1 stop15h 18m

€732

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 €401, are often lower during this time because this is during the off-season. If you’re not able to fly to Illinois in November, then September is your next best option. Flight prices from Dublin to Illinois during September average around €431.

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

According to our data, Thursday is the cheapest day to fly to Illinois from Dublin. The lowest ticket price found for a Thursday departure recently was €606. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Tuesday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €723.

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

According to our data, the cheapest time of day to fly to Illinois is in the afternoon. momondo users have found flights departing from Dublin to Illinois in the afternoon for as low as €595. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at midday because they tend to be around €701. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 €536 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 €458 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 19% 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	€469
Fastest flight time	8h 00m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Dublin in the past 72 hours is €469. The best return flight deal from Dublin to Illinois found on momondo in the last 72 hours is €539.

The fastest flight from Dublin to Illinois takes 8h 00m

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 are updated daily.
How many operators does momondo search for flights from Dublin Airport to Illinois?
The number of operators available for flights from Dublin Airport to Illinois is 3 as of February 2026.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers 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 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 licence, 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?
Based on momondo bookings for flights between Dublin and Illinois, the leading plane model is Boeing 787 Dreamliner, making up 21.85% of the total bookings. Other popular models include Airbus A330-300 with 19.87%, Boeing 767-300 with 18.59%, and Boeing 787-8 Dreamliner with 17.98%.

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 Lingus	PriceFrom €394	Free Cancellation	Rating 7.2 1,464 reviews	Search Aer Lingus flights
United Airlines	PriceFrom €402	Free Cancellation	Rating 7.4 9,366 reviews	Search United Airlines flights
American Airlines	PriceFrom €536	Free Cancellation	Rating 7.1 11,370 reviews	Search American Airlines flights

Why use momondo?

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

Finding the right flight to Illinois from Dublin 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 Illinois quick and easy, saving you time and money.

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

Flights from Dublin to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Dublin.

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

Of course. momondo tracks the price of Dublin to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular Cities in Illinois

Flights to New Yorkfrom €266

Flights to Los Angelesfrom €391

Flights to Orlandofrom €327

Flights to Miamifrom €322

Flights to Chicagofrom €370

Flights to San Franciscofrom €339

Flights to Bostonfrom €339

Flights to Las Vegasfrom €346

Flights to Anchoragefrom €754

Flights to Washington, D.C.from €364

Flights to Denverfrom €280

Flights to Dallasfrom €505

Cheap flights from Dublin to Illinois from €301

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 21/4. 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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Scandinavian Airlines flights from Dublin to Illinois

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How to get the cheapest flight ticket from Dublin to Illinois

What is the cheapest month to fly to Illinois?

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

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

What is the cheapest Dublin to Illinois flight route?

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

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

Can stopping save me money on Dublin to Illinois flights?

What is the cheapest airline that flies from Dublin to Illinois?

Which airlines fly to Illinois?

How many flights depart from Dublin to Illinois on average per day?

How many flights depart from Dublin to Illinois on average per week?

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

Fastest flight time

Direct flights

Airports in Illinois

Best airlines flying from Dublin to Illinois

Compare and see reviews for airlines that fly from Dublin to Illinois with momondo

Why use momondo?

An easier way to manage your Illinois trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular Cities in Illinois

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According to popular flight searches on momondo this year

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