How long is the flight from Dublin to Illinois?

Scandinavian Airlines, Lufthansa, and Delta can get you from Dublin to Illinois in just under 16h 40m. Your travel time can differ by up to 19h 35m. 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 cheapest airlines to fly from Dublin to Illinois one-way?

The cheapet airlines for a one-way flight from Dublin to Illinois are JetBlue (£377), Aer Lingus (£415), and Delta (£459).

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 £300. While the most popular route (Dublin - Chicago O'Hare Intl) can be booked for £297 on average, our data indicates £1,014 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: Iberia (83%), American Airlines (75%), Aer Lingus (75%).

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

American Airlines, Finnair and British Airways are the most popular airlines when flying from Dublin to Illinois.

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

Find a great deal and save up to 44% by booking at least 56 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Dublin to Illinois within the next two weeks, with the cheapest ticket starting at £360.

What is the cheapest month to fly from Dublin to Illinois?

January is one of the best times of the year to fly to Illinois from Dublin. Prices for January average £430 per person but you can even find prices for as low as £291. The most expensive prices can be found in the month of July. Opting for a January flight can save you 21% on your journey compared to booking in July

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.

£326+ Flights from Dublin to Illinois

Cheap flight deals from Dublin to Illinois

Round-trip from	£326
Popular in	July
Cheapest in	January
Average price	£375
Good round-trip deal	£467 or less
Good one-way deal	£502 or less

Brussels Airlines
5/11-11/11
1 total stop
21h 55m total
Dublin to Illinois

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£55 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 September 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

Find flight deals from Dublin to Illinois

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 16 September 2025.

Wed 5/1111:45DUB - ORD

1 stop14h 20mMultiple Airlines

Tue 11/1118:35ORD - DUB

Nonstop7h 35mMultiple Airlines

Deal found 15/9£326

Wed 29/1011:30DUB - ORD

2 stops36h 15mScandinavian Airlines

Sun 2/1119:20ORD - DUB

2 stops18h 15mScandinavian Airlines

Deal found 14/9£329

Wed 5/1105:10DUB - ORD

1 stop20h 55mLufthansa

Tue 11/1121:50ORD - DUB

1 stop13h 20mLufthansa

Deal found 15/9£330

Mon 3/1105:10DUB - ORD

1 stop14h 00mLufthansa

Sun 9/1118:35ORD - DUB

Nonstop7h 35mLufthansa

Deal found 15/9£335

Tue 23/909:20DUB - ORD

1 stop11h 35mAir Canada

Tue 7/1016:42ORD - DUB

1 stop9h 33mAir Canada

Deal found 15/9£336

Wed 29/1005:10DUB - ORD

1 stop20h 55mMultiple Airlines

Tue 4/1118:50ORD - DUB

1 stop16h 55mMultiple Airlines

Deal found 15/9£336

Tue 23/913:45DUB - ORD

Nonstop8h 00mAmerican Airlines

Tue 7/1022:35ORD - DUB

1 stop12h 30mAmerican Airlines

Deal found 15/9£337

Mon 13/1005:55DUB - ORD

1 stop15h 00mLufthansa

Tue 21/1020:20ORD - DUB

Nonstop7h 25mLufthansa

Deal found 15/9£338

Mon 27/1005:55DUB - ORD

1 stop14h 25mMultiple Airlines

Sat 8/1117:20ORD - DUB

1 stop16h 25mMultiple Airlines

Deal found 14/9£338

Tue 11/1108:50DUB - ORD

2 stops18h 00mBritish Airways

Tue 18/1111:48ORD - DUB

2 stops15h 47mBritish Airways

Deal found 14/9£339

Mon 10/1109:10DUB - ORD

1 stop16h 55mLufthansa

Thu 20/1115:20ORD - DUB

1 stop13h 50mLufthansa

Deal found 14/9£340

Sun 9/1110:45DUB - ORD

2 stops18h 46mBritish Airways

Sun 16/1117:30ORD - DUB

2 stops15h 35mBritish Airways

Deal found 14/9£341

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 16 September 2025.

Wed 29/1011:30DUB - ORD

2 stops36h 15mScandinavian Airlines

Sun 2/1119:20ORD - DUB

2 stops18h 15mScandinavian Airlines

Deal found 14/9£329

Fri 31/1009:25DUB - ORD

1 stop16h 40mLufthansa

Fri 7/1118:35ORD - DUB

Nonstop7h 35mLufthansa

Deal found 15/9£335

Fri 31/1005:10DUB - ORD

1 stop16h 10mMultiple Airlines

Tue 4/1118:50ORD - DUB

1 stop16h 55mMultiple Airlines

Deal found 15/9£336

Wed 12/1108:50DUB - ORD

2 stops18h 00mBritish Airways

Sun 16/1120:40ORD - DUB

1 stop12h 25mBritish Airways

Deal found 14/9£339

Wed 29/1005:55DUB - ORD

1 stop14h 25mDelta

Tue 4/1117:20ORD - DUB

1 stop16h 25mDelta

Deal found 15/9£339

Mon 3/1105:10DUB - ORD

1 stop14h 00mLufthansa

Sun 9/1118:35ORD - DUB

Nonstop7h 35mLufthansa

Deal found 15/9£335

Sun 2/1105:10DUB - ORD

1 stop20h 55mMultiple Airlines

Sun 9/1118:50ORD - DUB

1 stop16h 55mMultiple Airlines

Deal found 15/9£336

Fri 31/1018:55DUB - ORD

2 stops27h 50mScandinavian Airlines

Fri 7/1119:20ORD - DUB

2 stops34h 00mScandinavian Airlines

Deal found 15/9£337

Tue 11/1110:55DUB - ORD

2 stops15h 55mBritish Airways

Mon 17/1111:48ORD - DUB

2 stops16h 02mBritish Airways

Deal found 14/9£339

Mon 3/1105:55DUB - MDW

2 stops17h 48mDelta

Sun 9/1110:47MDW - DUB

1 stop14h 58mDelta

Deal found 15/9£345

Sat 22/1105:10DUB - ORD

1 stop14h 00mLufthansa

Mon 24/1118:35ORD - DUB

Nonstop7h 35mLufthansa

Deal found 15/9£335

Wed 12/1108:50DUB - ORD

2 stops18h 00mBritish Airways

Mon 17/1118:30ORD - DUB

1 stop12h 05mBritish Airways

Deal found 14/9£339

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 16 September 2025.

Wed 5/1111:30DUB - ORD

Nonstop8h 30mAer Lingus

Tue 11/1115:50ORD - DUB

Nonstop7h 20mAer Lingus

Deal found 15/9£338

Mon 13/1011:35DUB - ORD

Nonstop8h 25mAer Lingus

Tue 21/1021:15ORD - DUB

Nonstop7h 25mAer Lingus

Deal found 15/9£343

Sun 22/210:40DUB - ORD

Nonstop8h 50mUnited Airlines

Wed 4/318:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 14/9£347

Sat 8/1110:40DUB - ORD

Nonstop8h 50mUnited Airlines

Mon 17/1118:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 14/9£349

Thu 16/1011:35DUB - ORD

Nonstop8h 00mUnited Airlines

Thu 23/1020:20ORD - DUB

Nonstop7h 25mUnited Airlines

Deal found 14/9£351

Thu 2/1011:35DUB - ORD

Nonstop8h 00mUnited Airlines

Mon 6/1020:20ORD - DUB

Nonstop7h 25mUnited Airlines

Deal found 14/9£352

Sun 2/1110:40DUB - ORD

Nonstop8h 50mLufthansa

Sun 9/1118:35ORD - DUB

Nonstop7h 35mLufthansa

Deal found 15/9£391

Sat 27/911:35DUB - ORD

Nonstop8h 00mUnited Airlines

Wed 8/1020:20ORD - DUB

Nonstop7h 25mUnited Airlines

Deal found 15/9£394

Thu 23/1011:35DUB - ORD

Nonstop8h 00mLufthansa

Fri 31/1019:35ORD - DUB

Nonstop7h 35mLufthansa

Deal found 14/9£438

Sun 1/310:40DUB - ORD

Nonstop8h 50mUnited Airlines

Wed 11/319:35ORD - DUB

Nonstop7h 35mUnited Airlines

Deal found 14/9£455

Fri 24/1011:35DUB - ORD

Nonstop8h 00mLufthansa

Thu 30/1019:35ORD - DUB

Nonstop7h 35mLufthansa

Deal found 14/9£482

Thu 9/1011:35DUB - ORD

Nonstop8h 00mMultiple Airlines

Sun 12/1020:20ORD - DUB

Nonstop7h 25mMultiple Airlines

Deal found 14/9£509

Last-minute flights from Dublin to Illinois
Discover last-minute flight deals from Dublin to Illinois. Data last updated 16 September 2025 and is based on user searches.

Tue 23/909:20DUB - ORD

1 stop11h 35mAir Canada

Tue 7/1016:42ORD - DUB

1 stop9h 33mAir Canada

Deal found 15/9£336

Tue 23/913:45DUB - ORD

Nonstop8h 00mAmerican Airlines

Tue 7/1022:35ORD - DUB

1 stop12h 30mAmerican Airlines

Deal found 15/9£337

Mon 13/1005:55DUB - ORD

1 stop15h 00mLufthansa

Tue 21/1020:20ORD - DUB

Nonstop7h 25mLufthansa

Deal found 15/9£338

Thu 16/1005:55DUB - ORD

1 stop14h 15mDelta

Thu 23/1010:36ORD - DUB

2 stops15h 39mDelta

Deal found 15/9£342

Fri 24/1009:20DUB - ORD

1 stop16h 44mUnited Airlines

Mon 3/1112:45ORD - DUB

2 stops12h 45mUnited Airlines

Deal found 15/9£343

Mon 27/1005:55DUB - ORD

1 stop14h 25mMultiple Airlines

Sat 8/1117:20ORD - DUB

1 stop16h 25mMultiple Airlines

Deal found 14/9£338

Tue 28/1011:30DUB - ORD

2 stops38h 35mScandinavian Airlines

Mon 3/1119:20ORD - DUB

2 stops33h 25mScandinavian Airlines

Deal found 14/9£344

Wed 29/1011:30DUB - ORD

2 stops36h 15mScandinavian Airlines

Sun 2/1119:20ORD - DUB

2 stops18h 15mScandinavian Airlines

Deal found 14/9£329

Wed 29/1005:10DUB - ORD

1 stop20h 55mMultiple Airlines

Tue 4/1118:50ORD - DUB

1 stop16h 55mMultiple Airlines

Deal found 15/9£336

Wed 29/1005:55DUB - ORD

1 stop14h 25mDelta

Tue 4/1117:20ORD - DUB

1 stop16h 25mDelta

Deal found 15/9£339

Fri 31/1009:25DUB - ORD

1 stop16h 40mLufthansa

Fri 7/1118:35ORD - DUB

Nonstop7h 35mLufthansa

Deal found 15/9£335

Fri 31/1005:55DUB - ORD

1 stop14h 25mDelta

Tue 4/1116:15ORD - DUB

2 stops17h 30mDelta

Deal found 15/9£341

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 16 September 2025.

Tue 21/1010:40DUB - ORD

1 stop13h 38mJetBlue

Deal found 14/9£377

Mon 5/111:30DUB - ORD

2 stops18h 12mMultiple Airlines

Deal found 15/9£394

Sat 18/1011:30DUB - ORD

1 stop12h 55mJetBlue

Deal found 14/9£407

Fri 6/216:40DUB - ORD

Nonstop8h 35mAer Lingus

Deal found 14/9£415

Sat 11/1011:30DUB - ORD

1 stop12h 55mJetBlue

Deal found 15/9£421

Mon 20/1012:45DUB - ORD

1 stop31h 05mBritish Airways

Deal found 14/9£428

Sun 18/104:25DUB - ORD

2 stops22h 34mMultiple Airlines

Deal found 15/9£459

Thu 20/1105:55DUB - MDW

2 stops18h 13mDelta

Deal found 15/9£459

Sun 21/1205:55DUB - MDW

2 stops17h 24mDelta

Deal found 15/9£472

Sat 3/109:45DUB - MDW

1 stop13h 34mDelta

Deal found 15/9£478

Mon 29/1209:45DUB - MDW

1 stop12h 30mDelta

Deal found 15/9£533

Sun 2/1105:55DUB - MDW

2 stops18h 30mDelta

Deal found 15/9£538

Fly from

Fly to

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 29/10

11:30-18:45

2 stops36h 15m

Chicago O'Hare Intl

Sun 2/11

19:20-19:35

2 stops18h 15m

£329

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 31/10

09:25-21:05

1 stop16h 40m

Chicago O'Hare Intl

Fri 7/11

18:35-08:10

Nonstop7h 35m

£335

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 3/11

05:10-13:10

1 stop14h 00m

Chicago O'Hare Intl

Sun 9/11

18:35-08:10

Nonstop7h 35m

£335

DublinChicago

DUB - ORD

DUBORD

Dublin

Sat 22/11

05:10-13:10

1 stop14h 00m

Chicago O'Hare Intl

Mon 24/11

18:35-08:10

Nonstop7h 35m

£335

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 31/10

05:10-16:20

1 stop16h 10m

Chicago O'Hare Intl

Tue 4/11

18:50-17:45

1 stop16h 55m

£336

DublinChicago

DUB - ORD

DUBORD

Dublin

Sun 2/11

05:10-21:05

1 stop20h 55m

Chicago O'Hare Intl

Sun 9/11

18:50-17:45

1 stop16h 55m

£336

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 31/10

18:55-17:45

2 stops27h 50m

Chicago O'Hare Intl

Fri 7/11

19:20-11:20

2 stops34h 00m

£337

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 12/11

08:50-20:50

2 stops18h 00m

Chicago O'Hare Intl

Sun 16/11

20:40-15:05

1 stop12h 25m

£339

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 29/10

05:55-15:20

1 stop14h 25m

Chicago O'Hare Intl

Tue 4/11

17:20-15:45

1 stop16h 25m

£339

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 11/11

10:55-20:50

2 stops15h 55m

Chicago O'Hare Intl

Mon 17/11

11:48-09:50

2 stops16h 02m

£339

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 35 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, January is the cheapest month in which you can book a flight from Dublin to Illinois (average of £595). Flying from Dublin to Illinois in July is currently the most expensive (average of £843). 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 Saturday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (15 on average).

Reviews of airlines servicing Illinois

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

Finnair

7.6

Good

1,323 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Finnair

7.6

Good

1,323 reviews

Finnair

7.6

Good

1,323 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

United Airlines

7.4

Good

8,929 reviews

Finnair

7.6

Good

1,323 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Aer Lingus

7.2

Good

1,270 reviews

Finnair

7.6

Good

1,323 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Icelandair

7.0

Good

544 reviews

Finnair

7.6

Good

1,323 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

British Airways

6.7

Okay

7,361 reviews

Finnair

7.6

Good

1,323 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

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, Lufthansa, and Delta can get you from Dublin to Illinois in just under 16h 40m. Your travel time can differ by up to 19h 35m. 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 cheapest airlines to fly from Dublin to Illinois one-way?
The cheapet airlines for a one-way flight from Dublin to Illinois are JetBlue (£377), Aer Lingus (£415), and Delta (£459).
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: Iberia (83%), American Airlines (75%), Aer Lingus (75%).
What are the cheapest flights from Dublin to Illinois?
Looking at all options, your cheapest flight can be booked for £300. While the most popular route (Dublin - Chicago O'Hare Intl) can be booked for £297 on average, our data indicates £1,014 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, January is the cheapest month in which you can book a flight from Dublin to Illinois (average of £595). Flying from Dublin to Illinois in July is currently the most expensive (average of £843). 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

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Complete your trip

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Direct flights to United States

Top 6 airlines flying from Dublin to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£294	Average£404	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£295	Average£480	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£311	Average£528	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Aer Lingus	Cheapest£339	Average£464	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
United Airlines	Cheapest£342	Average£635	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
American Airlines	Cheapest£448	Average£564	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 £326

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Dublin to Illinois

Keep the following information in mind while searching for Dublin to Illinois flight deals. Data was last updated 16 September 2025.

Round-trip from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find 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 16 September 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 16 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Dublin to Illinois that are best for you.

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.

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?

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 16 September 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 16 September 2025.

Reviews of airlines servicing Illinois

Read through reviews of airlines operating flights from Dublin to Illinois, such as Finnair, United Airlines, andAer Lingus. 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 16 September 2025.