Cheap flights from Ireland to Chicago O'Hare Intl Airport from £353
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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ireland to O'Hare Intl
Keep the following information in mind while searching for Ireland to O'Hare Intl flight deals. Data was last updated 11 marzo 2025.
Find flight deals from Ireland to O'Hare Intl
Cheapest flights from Ireland to O'Hare IntlExplore the most affordable flight options available from Ireland to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 marzo 2025.
Explore the most affordable flight options available from Ireland to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 marzo 2025.
Find flights from Ireland to O'Hare Intl within your budget
Customise your flight search to find flights from Ireland to O'Hare Intl 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 marzo 2025.
Fly from
Fly to
Route
Depart
Return
Price
DublinChicago
DUB - ORD
DUBORD
Dublin
mer 27/8
20:15-16:10
2 stops25h 55m
Chicago O'Hare Intl
dom 31/8
19:15-18:15
1 stop17h 00m
DublinChicago
DUB - ORD
DUBORD
Dublin
mer 9/4
20:45-14:10
1 stop23h 25m
Chicago O'Hare Intl
ven 18/4
16:20-10:25
1 stop12h 05m
DublinChicago
DUB - ORD
DUBORD
Dublin
ven 5/9
13:45-15:45
Nonstop8h 00m
Chicago O'Hare Intl
lun 15/9
17:45-11:50
1 stop12h 05m
DublinChicago
DUB - ORD
DUBORD
Dublin
mer 26/3
05:55-15:30
1 stop14h 35m
Chicago O'Hare Intl
lun 31/3
17:00-15:00
2 stops16h 00m
DublinChicago
DUB - ORD
DUBORD
Dublin
mer 23/4
11:35-14:00
Nonstop8h 25m
Chicago O'Hare Intl
dom 27/4
20:50-10:15
Nonstop7h 25m
DublinChicago
DUB - ORD
DUBORD
Dublin
mer 27/8
12:45-18:15
1 stop11h 30m
Chicago O'Hare Intl
dom 31/8
21:15-14:15
1 stop11h 00m
DublinChicago
DUB - ORD
DUBORD
Dublin
gio 5/6
14:15-21:15
1 stop13h 00m
Chicago O'Hare Intl
mar 10/6
19:25-11:05
1 stop9h 40m
DublinChicago
DUB - ORD
DUBORD
Dublin
gio 5/6
09:45-17:50
1 stop14h 05m
Chicago O'Hare Intl
mar 10/6
22:15-11:40
Nonstop7h 25m
DublinChicago
DUB - ORD
DUBORD
Dublin
lun 24/3
08:00-19:37
1 stop16h 37m
Chicago O'Hare Intl
lun 31/3
20:15-09:45
Nonstop7h 30m
DublinChicago
DUB - ORD
DUBORD
Dublin
ven 25/7
09:30-22:49
1 stop19h 19m
Chicago O'Hare Intl
ven 1/8
22:25-11:40
Nonstop7h 15m
Best time to book a flight from Ireland to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Ireland with our price prediction graph.
Travel insights for flights from Ireland to O'Hare Intl
Get recent, data-driven insights about flights from Ireland to O'Hare Intl including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Ireland to Chicago O'Hare Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Ireland to Chicago O'Hare Intl Airport (average of £595). Flying from Ireland to Chicago O'Hare Intl Airport 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 IE to ORD?
Find hourly flight availability from Ireland to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 marzo 2025.
Unlike at midday, when flights are generally more expensive, you can save up to 7% on flights from Ireland to Chicago O'Hare Intl Airport by exploring options for tickets in the morning.
Weekly flight availability from Ireland to Chicago O'Hare Intl Airport
Explore weekly flight availability from Ireland to O'Hare Intl. 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 marzo 2025.
The most flights from IE0 to ORD are scheduled on a Monday (6 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).
Rainfall in O'Hare Intl by month
Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.
Temperature in O'Hare Intl by month
Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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).
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated 11 marzo 2025.
See what other customers who have flown with Delta, KLM and Finnair from Ireland to Chicago have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Comfort
Boarding
Overall
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Comfort
Boarding
Overall
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Comfort
Boarding
Overall
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Comfort
Boarding
Overall
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Comfort
Boarding
Overall
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Comfort
Boarding
Overall
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Ireland to O'Hare Intl. 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 Ireland to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from Ireland to O'Hare Intl
Discover the top 8 airlines that operate flights from Ireland to O'Hare Intl. 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 marzo 2025.
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How does Cheapflights help users find flights from Ireland to O'Hare Intl?
When you search for this flight from Ireland to O'Hare Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Ireland to O'Hare Intl?
Cheapflights simply makes it quick and affordable to book flights from Ireland to O'Hare Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Ireland to O'Hare Intl with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Ireland to O'Hare Intl, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Ireland to O'Hare Intl become cheaper?
Yes! Start tracking prices for Ireland to O'Hare Intl 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.