Cheap flights from Dublin to Illinois from £316
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 7/9. 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 11 July 2025.
Round-trip from | £389 |
---|---|
One-way from | £316 |
Popular in | July |
Cheapest in | November |
Average price | £542 |
Good round-trip deal | £472 or less |
Good one-way deal | £581 or less |
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 11 July 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 11 July 2025.
Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 11 July 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
Fri 29/8
12:20-16:10
2 stops33h 50m
Chicago O'Hare Intl
Sun 31/8
07:00-11:50
2 stops22h 50m
DublinChicago
DUB - ORD
DUBORD
Dublin
Thu 18/9
13:45-15:45
Nonstop8h 00m
Chicago O'Hare Intl
Thu 2/10
13:19-09:45
1 stop14h 26m
DublinChicago
DUB - ORD
DUBORD
Dublin
Thu 18/12
05:55-20:36
2 stops20h 41m
Chicago O'Hare Intl
Mon 5/1
17:45-15:40
2 stops15h 55m
DublinChicago
DUB - MDW
DUBMDW
Dublin
Wed 29/10
05:55-18:36
2 stops17h 41m
Chicago Midway
Mon 3/11
06:00-07:45
1 stop19h 45m
DublinChicago
DUB - ORD
DUBORD
Dublin
Mon 25/8
21:35-13:30
1 stop21h 55m
Chicago O'Hare Intl
Mon 1/9
22:25-11:40
Nonstop7h 15m
DublinChicago
DUB - MDW
DUBMDW
Dublin
Mon 1/9
12:00-17:37
1 stop11h 37m
Chicago Midway
Sun 7/9
18:17-10:00
1 stop9h 43m
DublinChicago
DUB - ORD
DUBORD
Dublin
Thu 4/12
09:20-20:05
1 stop16h 45m
Chicago O'Hare Intl
Thu 11/12
18:35-08:10
Nonstop7h 35m
DublinChicago
DUB - ORD
DUBORD
Dublin
Fri 29/8
11:35-14:00
Nonstop8h 25m
Chicago O'Hare Intl
Sun 31/8
21:15-10:40
Nonstop7h 25m
DublinChicago
DUB - MDW
DUBMDW
Dublin
Wed 3/12
09:45-16:23
1 stop12h 38m
Chicago Midway
Wed 10/12
10:35-07:45
1 stop15h 10m
DublinChicago
DUB - ORD
DUBORD
Dublin
Mon 1/12
09:00-17:28
1 stop14h 28m
Chicago O'Hare Intl
Mon 8/12
18:35-08:10
Nonstop7h 35m
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?
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?
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 11 July 2025.
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
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 11 July 2025.
The most flights from DUB to USIL are scheduled on a Monday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (16 on average).
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated 11 July 2025.
Read through reviews of airlines operating flights from Dublin to Illinois, such as Delta, KLM, andFinnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
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.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Dublin to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Dublin to Illinois
Discover the top 7 airlines that operate flights from Dublin to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
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.