How long is the flight from Dublin to Illinois?

Scandinavian Airlines, Icelandair, and Delta can get you from Dublin to Illinois in just under 11h 50m. Your travel time can differ by up to 23h 25m. There are 3661 mi between Dublin and Illinois. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What are the cheapest flights from Dublin to Illinois?

Looking at all options, your cheapest flight can be booked for £351. While the most popular route (Dublin - Chicago O'Hare Intl) can be booked for £403 on average, our data indicates £820 when flying from Dublin to Illinois.

What are the most reliable airlines from Dublin to Illinois?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Dublin to Illinois on time: Alaska Airlines (80%), Finnair (80%), Iberia (79%).

What are the most popular airlines that fly from Dublin to Illinois?

Aer Lingus, United Airlines and Icelandair are the most popular airlines when flying from Dublin to Illinois.

What airport do you fly from for flights from Dublin to Illinois?

For a flight from Dublin to Illinois, you will be flying from Dublin. Dublin (DUB) is just 5.7 mi from the center of the city.

Can I find deals for flights from Dublin to Illinois that include hotel bookings?

Yes. In addition to deals on Dublin to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Dublin to Illinois?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Illinois.

Can I find deals for business class flights from Dublin to Illinois?

Yes. Cheapflights offers flight deals from Dublin to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£341+ Flights from Dublin to Illinois

Q: How much does it cost for a return flight from Dublin to Illinois?

Airfare is below average for this route at the moment. Dublin to Illinois flights typically cost between £444 and £526 in February. The cheapest return flight price found within the last 3 days was £352 on Scandinavian Airlines (8 Feb-15 Feb).

Cheap flight deals from Dublin to Illinois

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Illinois
Explore the most affordable flight options available from Dublin to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 December 2025.

Tue 23/1211:30DUB - ORD

1 stop12h 00mMultiple Airlines

Sat 10/118:25ORD - DUB

1 stop12h 20mMultiple Airlines

Deal found 8/12£450

Fri 26/1211:30DUB - ORD

1 stop12h 00mMultiple Airlines

Wed 31/1214:50ORD - DUB

1 stop11h 50mMultiple Airlines

Deal found 8/12£464

Sun 14/1205:55DUB - ORD

1 stop14h 25mDelta

Tue 23/1212:30ORD - DUB

1 stop13h 15mDelta

Deal found 7/12£481

Sun 14/1209:45DUB - MDW

1 stop12h 33mDelta

Tue 23/1211:48MDW - DUB

1 stop13h 57mDelta

Deal found 7/12£493

Wed 24/1205:55DUB - ORD

1 stop14h 25mKLM

Thu 1/110:05ORD - DUB

1 stop15h 40mKLM

Deal found 6/12£503

Fri 26/1208:50DUB - ORD

1 stop11h 30mDelta

Wed 31/1209:41ORD - DUB

2 stops16h 24mDelta

Deal found 8/12£505

Fri 26/1208:50DUB - ORD

2 stops17h 46mDelta

Thu 1/106:35ORD - DUB

1 stop19h 10mDelta

Deal found 7/12£507

Mon 15/1205:55DUB - MDW

2 stops18h 23mDelta

Tue 23/1211:48MDW - DUB

1 stop13h 57mDelta

Deal found 8/12£507

Sun 14/1210:40DUB - ORD

Nonstop8h 50mUnited Airlines

Tue 23/1218:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 7/12£510

Wed 10/1208:50DUB - ORD

1 stop11h 30mDelta

Sun 14/1209:52ORD - DUB

1 stop15h 53mDelta

Deal found 7/12£515

Tue 23/1209:45DUB - MDW

1 stop13h 34mDelta

Sat 10/111:45MDW - DUB

2 stops18h 55mDelta

Deal found 8/12£516

Wed 24/1209:45DUB - MDW

1 stop18h 37mDelta

Thu 1/109:29MDW - DUB

2 stops16h 16mDelta

Deal found 6/12£519

Best flights from Dublin to Illinois
Discover carefully curated flight deals from Dublin to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 December 2025.

Wed 4/211:30DUB - ORD

2 stops35h 15mScandinavian Airlines

Wed 11/219:20ORD - DUB

2 stops32h 40mScandinavian Airlines

Deal found 9/12£401

Tue 3/211:30DUB - ORD

1 stop11h 50mIcelandair

Tue 10/218:30ORD - DUB

1 stop9h 45mIcelandair

Deal found 9/12£403

Thu 22/108:50DUB - MDW

2 stops15h 05mDelta

Thu 29/118:35MDW - DUB

2 stops15h 10mDelta

Deal found 8/12£435

Sun 22/209:45DUB - MDW

1 stop14h 00mKLM

Wed 4/310:53MDW - DUB

1 stop14h 52mKLM

Deal found 7/12£445

Sat 24/110:10DUB - ORD

1 stop12h 35mScandinavian Airlines

Mon 26/110:29ORD - DUB

2 stops19h 16mScandinavian Airlines

Deal found 8/12£409

Wed 11/211:30DUB - ORD

1 stop11h 50mIcelandair

Mon 16/218:30ORD - DUB

1 stop9h 45mIcelandair

Deal found 7/12£409

Wed 21/105:55DUB - MDW

2 stops18h 41mDelta

Wed 28/113:26MDW - DUB

2 stops20h 19mDelta

Deal found 7/12£435

Mon 9/211:30DUB - ORD

1 stop11h 50mIcelandair

Thu 12/218:30ORD - DUB

1 stop9h 45mIcelandair

Deal found 7/12£409

Tue 3/211:30DUB - ORD

2 stops35h 15mScandinavian Airlines

Tue 10/207:00ORD - DUB

2 stops22h 45mScandinavian Airlines

Deal found 9/12£416

Mon 2/205:55DUB - MDW

2 stops18h 00mDelta

Sun 8/209:33MDW - DUB

2 stops16h 32mDelta

Deal found 8/12£439

Wed 11/211:30DUB - ORD

1 stop11h 50mIcelandair

Tue 17/218:30ORD - DUB

1 stop9h 45mIcelandair

Deal found 7/12£409

Sun 22/209:45DUB - MDW

1 stop18h 57mDelta

Wed 4/310:53MDW - DUB

1 stop14h 52mDelta

Deal found 7/12£445

Tue 10/211:30DUB - ORD

1 stop11h 50mIcelandair

Tue 17/218:30ORD - DUB

1 stop9h 45mIcelandair

Deal found 7/12£409

Mon 9/211:30DUB - ORD

1 stop11h 50mIcelandair

Mon 16/218:30ORD - DUB

1 stop9h 45mIcelandair

Deal found 7/12£409

Wed 1/406:00DUB - MDW

2 stops17h 55mDelta

Mon 6/418:35MDW - DUB

2 stops14h 25mDelta

Deal found 7/12£469

Tue 31/306:00DUB - MDW

2 stops18h 40mDelta

Tue 7/418:35MDW - DUB

2 stops14h 25mDelta

Deal found 7/12£470

Mon 9/211:30DUB - ORD

1 stop11h 50mIcelandair

Fri 13/218:30ORD - DUB

1 stop9h 45mIcelandair

Deal found 7/12£431

Sun 8/211:30DUB - ORD

1 stop11h 50mIcelandair

Fri 13/218:30ORD - DUB

1 stop9h 45mIcelandair

Deal found 7/12£431

Direct flights from Dublin to Illinois
Explore direct flight options from Dublin to Illinois based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 December 2025.

Thu 22/116:40DUB - ORD

Nonstop8h 35mAer Lingus

Thu 29/121:00ORD - DUB

Nonstop7h 20mAer Lingus

Deal found 8/12£440

Thu 14/516:40DUB - ORD

Nonstop8h 20mAer Lingus

Mon 18/515:45ORD - DUB

Nonstop7h 25mAer Lingus

Deal found 7/12£464

Thu 5/210:40DUB - ORD

Nonstop8h 50mUnited Airlines

Mon 9/218:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 7/12£467

Thu 14/516:40DUB - ORD

Nonstop8h 20mAer Lingus

Tue 19/520:50ORD - DUB

Nonstop7h 25mAer Lingus

Deal found 7/12£473

Sat 23/511:35DUB - ORD

Nonstop8h 25mAer Lingus

Tue 30/620:50ORD - DUB

Nonstop7h 25mAer Lingus

Deal found 8/12£494

Sun 22/210:40DUB - ORD

Nonstop8h 50mUnited Airlines

Wed 4/318:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 8/12£497

Wed 25/315:20DUB - ORD

Nonstop8h 35mAer Lingus

Sat 4/415:45ORD - DUB

Nonstop7h 25mAer Lingus

Deal found 8/12£538

Tue 23/1210:40DUB - ORD

Nonstop8h 50mUnited Airlines

Sat 10/118:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 8/12£554

Fri 26/1210:40DUB - ORD

Nonstop8h 50mUnited Airlines

Thu 1/118:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 8/12£554

Sat 27/1210:40DUB - ORD

Nonstop8h 50mUnited Airlines

Mon 5/118:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 8/12£555

Wed 1/411:35DUB - ORD

Nonstop8h 05mUnited Airlines

Mon 6/420:15ORD - DUB

Nonstop7h 30mUnited Airlines

Deal found 8/12£558

Tue 31/311:35DUB - ORD

Nonstop8h 05mUnited Airlines

Tue 7/420:15ORD - DUB

Nonstop7h 30mUnited Airlines

Deal found 7/12£558

Last-minute flights from Dublin to Illinois
Discover last-minute flight deals from Dublin to Illinois. Data last updated 9 December 2025 and is based on user searches.

Tue 23/1211:30DUB - ORD

1 stop12h 00mMultiple Airlines

Sat 10/118:25ORD - DUB

1 stop12h 20mMultiple Airlines

Deal found 8/12£450

Sat 10/110:10DUB - ORD

1 stop12h 35mScandinavian Airlines

Fri 16/119:20ORD - DUB

2 stops32h 50mScandinavian Airlines

Deal found 7/12£438

Mon 12/110:45DUB - MDW

2 stops17h 22mDelta

Sun 18/118:14MDW - DUB

2 stops15h 31mDelta

Deal found 8/12£477

Thu 15/105:00DUB - ORD

1 stop16h 20mLufthansa

Wed 21/118:35ORD - DUB

Nonstop7h 35mLufthansa

Deal found 8/12£452

Wed 21/105:55DUB - ORD

2 stops17h 50mDelta

Wed 28/114:25ORD - DUB

2 stops19h 20mDelta

Deal found 7/12£435

Thu 22/111:30DUB - ORD

2 stops35h 15mScandinavian Airlines

Thu 29/119:10ORD - DUB

2 stops18h 25mScandinavian Airlines

Deal found 8/12£355

Thu 22/119:05DUB - ORD

2 stops33h 37mMultiple Airlines

Thu 29/120:43ORD - DUB

3 stops30h 42mMultiple Airlines

Deal found 8/12£377

Thu 22/108:50DUB - MDW

2 stops15h 05mDelta

Thu 29/118:35MDW - DUB

2 stops15h 10mDelta

Deal found 8/12£435

Thu 22/116:40DUB - ORD

Nonstop8h 35mAer Lingus

Thu 29/121:00ORD - DUB

Nonstop7h 20mAer Lingus

Deal found 8/12£440

Fri 23/111:30DUB - ORD

2 stops35h 15mScandinavian Airlines

Fri 30/119:10ORD - DUB

2 stops33h 00mScandinavian Airlines

Deal found 9/12£356

Sat 24/110:10DUB - ORD

1 stop12h 35mScandinavian Airlines

Mon 26/110:29ORD - DUB

2 stops19h 16mScandinavian Airlines

Deal found 7/12£409

Sat 24/109:00DUB - ORD

1 stop12h 10mUnited Airlines

Mon 26/118:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 6/12£463

One-way flights from Dublin to Illinois
Search for one-way flight options from Dublin to Illinois. Find affordable one-way fares based on user searches. Data last updated 9 December 2025.

Fri 6/207:35DUB - ORD

2 stops16h 07mBritish Airways

Deal found 7/12£341

Mon 30/307:30DUB - ORD

1 stop13h 10mBritish Airways

Deal found 8/12£370

Thu 8/111:30DUB - ORD

1 stop11h 50mIcelandair

Deal found 7/12£473

Fri 30/105:55DUB - MDW

2 stops18h 00mDelta

Deal found 8/12£473

Wed 15/406:00DUB - MDW

2 stops18h 31mDelta

Deal found 7/12£507

Mon 5/118:30DUB - ORD

1 stop28h 30mBritish Airways

Deal found 7/12£510

Sat 18/406:00DUB - MDW

2 stops18h 05mDelta

Deal found 8/12£527

Sat 10/116:40DUB - ORD

Nonstop8h 35mAer Lingus

Deal found 7/12£554

Sat 20/1220:40DUB - ORD

1 stop24h 45mMultiple Airlines

Deal found 8/12£576

Fri 19/1208:50DUB - ORD

1 stop12h 35mMultiple Airlines

Deal found 8/12£577

Mon 22/1210:45DUB - ORD

1 stop14h 00mBritish Airways

Deal found 7/12£580

Sat 27/1216:50DUB - ORD

1 stop31h 35mTurkish Airlines

Deal found 8/12£629

Find flight deals from Dublin to Illinois

Round-trip from	£352
One-way from	£341
Popular in	July
Cheapest in	September
Average price	£409
Good round-trip deal	£400 or less
Good one-way deal	£374 or less

Scandinavian Airlines
8/2-15/2
3 total stops
31h 10m total
Dublin to Illinois

Search Deals

British Airways
6/2
2 total stops
16h 07m total
Dublin to Illinois

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£56 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Dublin to Illinois.

Search Deals

Price to beat on a one-way flight from Dublin to Illinois.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 4/2

11:30-16:45

2 stops35h 15m

Chicago O'Hare Intl

Wed 11/2

19:20-10:00

2 stops32h 40m

£401

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 3/2

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Tue 10/2

18:30-10:15

1 stop9h 45m

£403

DublinChicago

DUB - ORD

DUBORD

Dublin

Sat 24/1

10:10-16:45

1 stop12h 35m

Chicago O'Hare Intl

Mon 26/1

10:29-11:45

2 stops19h 16m

£409

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 11/2

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Mon 16/2

18:30-10:15

1 stop9h 45m

£409

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 9/2

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Thu 12/2

18:30-10:15

1 stop9h 45m

£409

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 11/2

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Tue 17/2

18:30-10:15

1 stop9h 45m

£409

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 10/2

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Tue 17/2

18:30-10:15

1 stop9h 45m

£409

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 9/2

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Mon 16/2

18:30-10:15

1 stop9h 45m

£409

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 3/2

11:30-16:45

2 stops35h 15m

Chicago O'Hare Intl

Tue 10/2

07:00-11:45

2 stops22h 45m

£416

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 9/2

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Fri 13/2

18:30-10:15

1 stop9h 45m

£431

Flights are sorted by cheapest return flights first.

Deals found on 7/12

Showing 1-10 of 29 results

Best time to book a flight from Dublin to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Dublin with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dublin to Illinois

What is the cheapest month to book a flight from Dublin to Illinois?

Currently, February is the cheapest month in which you can book a flight from Dublin to Illinois (average of £287). Flying from Dublin to Illinois in July is currently the most expensive (average of £477). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DUB to IL?

When flying from Dublin to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Dublin to Illinois

The most flights from DUB to USIL are scheduled on a Monday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).

How much does it cost for a return flight from Dublin to Illinois?

Reviews of airlines servicing Illinois

Read through reviews of airlines operating flights from Dublin to Illinois, such as United Airlines, Aer Lingus, andBrussels Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,084 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

United Airlines

7.4

Good

9,084 reviews

United Airlines

7.4

Good

9,084 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Aer Lingus

7.2

Good

1,389 reviews

United Airlines

7.4

Good

9,084 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Brussels Airlines

7.2

Good

375 reviews

United Airlines

7.4

Good

9,084 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Icelandair

7.0

Good

588 reviews

United Airlines

7.4

Good

9,084 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

British Airways

6.7

Okay

7,567 reviews

United Airlines

7.4

Good

9,084 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Related info for your journey

What airport do you fly from for flights from Dublin to Illinois?
For a flight from Dublin to Illinois, you will be flying from Dublin. Dublin (DUB) is just 5.7 mi from the center of the city.
How long is the flight from Dublin to Illinois?
Scandinavian Airlines, Icelandair, and Delta can get you from Dublin to Illinois in just under 11h 50m. Your travel time can differ by up to 23h 25m. There are 3661 mi between Dublin and Illinois. Both multi-stop and direct flights can be found to your destination and back.
What are the most reliable airlines from Dublin to Illinois?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Dublin to Illinois on time: Alaska Airlines (80%), Finnair (80%), Iberia (79%).
What are the cheapest flights from Dublin to Illinois?
Looking at all options, your cheapest flight can be booked for £351. While the most popular route (Dublin - Chicago O'Hare Intl) can be booked for £403 on average, our data indicates £820 when flying from Dublin to Illinois.
Can I find deals for flights from Dublin to Illinois that include hotel bookings?
Yes. In addition to deals on Dublin to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Dublin to Illinois?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Illinois.
Can I find deals for business class flights from Dublin to Illinois?
Yes. Cheapflights offers flight deals from Dublin to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Dublin to Illinois?
Currently, February is the cheapest month in which you can book a flight from Dublin to Illinois (average of £287). Flying from Dublin to Illinois in July is currently the most expensive (average of £477). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Dublin to Illinois

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Complete your trip

Illinois car hire

Chicago O'Hare Intl Airport car hire

Chicago Midway Airport car hire

Moline Quad-City Airport car hire

Greater Peoria Airport car hire

Bloomington-Normal Airport car hire

Chicago Greater Rockford Airport car hire

Springfield Capital Airport car hire

Champaign University-Willard Airport car hire

Belleville Airport car hire

Marion Williamson County Airport car hire

Quincy Regional Airport car hire

Direct flights to United States

Top 6 airlines flying from Dublin to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£243	Average£352	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£301	Average£439	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£318	Average£467	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Aer Lingus	Cheapest£345	Average£486	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
United Airlines	Cheapest£357	Average£633	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
American Airlines	Cheapest£456	Average£496	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Dublin to Illinois?

Deals for Dublin to Illinois flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Dublin to Illinois?

Millions of users choose and trust Cheapflights to book the best flight deals from Dublin to Illinois for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Dublin to Illinois with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Dublin to Illinois flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Dublin to Illinois become cheaper?

Yes! Start tracking prices for Dublin to Illinois flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Dublin to Illinois from £341

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Dublin to Illinois

Cheapest flights from Dublin to IllinoisExplore the most affordable flight options available from Dublin to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 December 2025.

Explore the most affordable flight options available from Dublin to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 December 2025.

Find flight deals from Dublin to Illinois

Keep the following information in mind while searching for Dublin to Illinois flight deals. Data was last updated 9 December 2025.

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Best time to book a flight from Dublin to Illinois

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What is the cheapest month to book a flight from Dublin to Illinois?

What is the cheapest time of day to fly from DUB to IL?

Find hourly flight availability from Dublin to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 December 2025.

Weekly flight availability from Dublin to Illinois

Explore weekly flight availability from Dublin to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 9 December 2025.

How much does it cost for a return flight from Dublin to Illinois?

Reviews of airlines servicing Illinois

Read through reviews of airlines operating flights from Dublin to Illinois, such as United Airlines, Aer Lingus, andBrussels Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dublin to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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Alternative routes for Dublin to Illinois

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Top 6 airlines flying from Dublin to Illinois

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Cheapest flights from Dublin to Illinois
Explore the most affordable flight options available from Dublin to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 December 2025.