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 76% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 5 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 day?

As of April 2026, 13 flights take off from Dublin and land in Illinois each day. The most common flight departure time for this route is 11:00, with 69% of daily flights taking off at midday.

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

As of April 2026, 91 flights take off from Dublin and land in Illinois each week. The most common flight departure day for this route is Thu, with 15% of weekly flights taking off on this day.

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

GOL, JetBlue, and Icelandair are the most popular carriers operating from Dublin to Illinois

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 5 as of April 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.

€228 Cheap Flights from Dublin to Illinois in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

11:30 - 09:54

DUB

ORD

28h 24m

1 stop

06:15 - 09:00

ORD

DUB

20h 45m

1 stop

€504JetBlue

Fri, 5 Jun - Tue, 9 Jun

14:15 - 18:15

DUB

ORD

10h 00m

1 stop

22:25 - 11:05

ORD

DUB

30h 40m

1 stop

€508Icelandair

Thu, 3 Sep - Wed, 9 Sep

09:30 - 11:30

DUB

ORD

8h 00mdirect

22:25 - 11:50

ORD

DUB

7h 25mdirect

€514Finnair

Fri, 8 May - Thu, 14 May

09:30 - 11:30

DUB

ORD

8h 00mdirect

22:25 - 11:50

ORD

DUB

7h 25mdirect

€515Finnair

Fri, 8 May - Thu, 14 May

05:55 - 18:18

DUB

MDW

18h 23m

2 stops

13:49 - 07:55

MDW

DUB

12h 06m

1 stop

€570Delta

Mon, 8 Jun - Mon, 15 Jun

05:55 - 17:56

DUB

MDW

18h 01m

2 stops

13:22 - 09:15

MDW

DUB

13h 53m

1 stop

€571Delta

Fri, 15 May - Mon, 25 May

10:00 - 18:31

DUB

MDW

14h 31m

1 stop

13:49 - 07:55

MDW

DUB

12h 06m

1 stop

€576KLM

Mon, 8 Jun - Mon, 15 Jun

12:00 - 17:56

DUB

MDW

11h 56m

1 stop

13:49 - 07:55

MDW

DUB

12h 06m

1 stop

€579KLM

Tue, 2 Jun - Tue, 9 Jun

10:40 - 20:09

DUB

STL

15h 29m

1 stop

08:40 - 09:20

STL

DUB

18h 40m

1 stop

€831Multiple Airlines

Thu, 4 Jun - Thu, 11 Jun

09:40 - 20:09

DUB

STL

16h 29m

2 stops

14:15 - 09:20

STL

DUB

13h 05m

1 stop

€832Multiple Airlines

Thu, 4 Jun - Thu, 11 Jun

British Airways flights from Dublin to Illinois

Our best British Airways deals on Dublin to Illinois flight tickets

British Airways

22 May

DUB09:30Dublin

8h 00m

ORD11:30Chicago O'Hare Intl

29 May

ORD21:15Chicago O'Hare Intl

11h 15m

1 stop

DUB14:30Dublin

€544

British Airways

8 May

DUB09:30Dublin

8h 00m

ORD11:30Chicago O'Hare Intl

23 May

ORD22:30Chicago O'Hare Intl

27h 15m

1 stop

DUB07:45Dublin

€546

British Airways

15 Jun

DUB09:30Dublin

8h 00m

ORD11:30Chicago O'Hare Intl

22 Jun

ORD16:33Chicago O'Hare Intl

13h 27m

2 stops

DUB12:00Dublin

€547

Aer Lingus flights from Dublin to Illinois

Our best Aer Lingus deals on Dublin to Illinois flight tickets

Aer Lingus

7 May

DUB11:35Dublin

8h 25m

ORD14:00Chicago O'Hare Intl

10 May

ORD15:45Chicago O'Hare Intl

7h 25m

DUB05:10Dublin

€548

Aer Lingus

6 May

DUB11:35Dublin

8h 25m

ORD14:00Chicago O'Hare Intl

12 May

ORD21:00Chicago O'Hare Intl

7h 35m

DUB10:35Dublin

€558

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 5/6

11:30-09:54

1 stop28h 24m

Chicago O'Hare Intl

Tue 9/6

06:15-09:00

1 stop20h 45m

€504

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 3/9

14:15-18:15

1 stop10h 00m

Chicago O'Hare Intl

Wed 9/9

22:25-11:05

1 stop30h 40m

€508

Fastest return journey

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 8/5

09:30-11:30

Nonstop8h 00m

Chicago O'Hare Intl

Thu 14/5

22:25-11:50

Nonstop7h 25m

€514

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 8/5

09:30-11:30

Nonstop8h 00m

Chicago O'Hare Intl

Thu 14/5

22:25-11:50

Nonstop7h 25m

€515

DublinChicago

DUB - MDW

DUBMDW

Dublin

Mon 8/6

05:55-18:18

2 stops18h 23m

Chicago Midway

Mon 15/6

13:49-07:55

1 stop12h 06m

€570

DublinChicago

DUB - MDW

DUBMDW

Dublin

Fri 15/5

05:55-17:56

2 stops18h 01m

Chicago Midway

Mon 25/5

13:22-09:15

1 stop13h 53m

€571

DublinChicago

DUB - MDW

DUBMDW

Dublin

Mon 8/6

10:00-18:31

1 stop14h 31m

Chicago Midway

Mon 15/6

13:49-07:55

1 stop12h 06m

€576

DublinChicago

DUB - MDW

DUBMDW

Dublin

Tue 2/6

12:00-17:56

1 stop11h 56m

Chicago Midway

Tue 9/6

13:49-07:55

1 stop12h 06m

€579

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Thu 4/6

10:40-20:09

1 stop15h 29m

Lambert-St Louis

Thu 11/6

08:40-09:20

1 stop18h 40m

€831

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

Thu 4/6

09:40-20:09

2 stops16h 29m

Lambert-St Louis

Thu 11/6

14:15-09:20

1 stop13h 05m

€832

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 September. Flight prices, which tend to average around €399, are often lower during this time because this is during the off-season. If you’re not able to fly to Illinois in September, then November is your next best option. Flight prices from Dublin to Illinois during November average around €404.

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 €600. 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, Sunday 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 €760.

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 €592. 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 €730. 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 from Dublin 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 €559 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 €413 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 8% 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	€557
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 €557. The best return flight deal from Dublin to Illinois found on momondo in the last 72 hours is €536.

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

Frequently asked questions about flying from Dublin to Illinois

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 5 as of April 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 Airbus A330-300, making up 26.57% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 25.24%, Boeing 787 Dreamliner with 22.50%, and Airbus A330 with 7.57%.

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
Finnair	PriceFrom €375	Free Cancellation	Rating 7.7 1,391 reviews	Search Finnair flights
Icelandair	PriceFrom €378	Free Cancellation	Rating 7.0 641 reviews	Search Icelandair flights
Aer Lingus	PriceFrom €397	Free Cancellation	Rating 7.3 1,528 reviews	Search Aer Lingus flights
United Airlines	PriceFrom €404	Free Cancellation	Rating 7.4 9,650 reviews	Search United Airlines flights
American Airlines	PriceFrom €417	Free Cancellation	Rating 7.1 11,672 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.