This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — CHI
16 Oct — 23 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Dublin to Chicago are usually found in November or January, booked 33 days in advance, depart on a Wednesday or Tuesday and return on a Friday
Cheap flight deals from Dublin to Chicago
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Dublin to Chicago
Explore the most affordable flight options available from Dublin to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.
Wed 2/1211:30 -
1 stop11h 50m
Sun 6/1218:30 -
1 stop9h 45m
Deal found 15/9£339
Tue 24/1111:30 -
1 stop11h 50m
Fri 26/218:30 -
1 stop9h 45m
Deal found 11/9£342
Thu 5/1105:10 -
1 stop14h 00m
Thu 12/1118:50 -
1 stop16h 55m
Deal found 15/9£378
Thu 5/1105:10 -
1 stop14h 00m
Thu 12/1121:50 -
1 stop13h 20m
Deal found 12/9£381
Thu 24/1208:50 -
2 stops14h 50m
Fri 1/118:15 -
2 stops13h 55m
Deal found 16/9£398
Thu 5/1108:50 -
2 stops15h 10m
Thu 12/1111:27 -
2 stops15h 33m
Deal found 16/9£398
Tue 22/908:55 -
2 stops15h 24m
Tue 24/1112:30 -
2 stops14h 30m
Deal found 15/9£402
Wed 7/1005:55 -
2 stops18h 05m
Sun 11/1012:27 -
1 stop13h 28m
Deal found 16/9£403
Wed 7/1005:55 -
2 stops18h 05m
Mon 12/1018:44 -
2 stops15h 56m
Deal found 16/9£404
Fri 30/1009:40 -
1 stop17h 53m
Fri 6/1112:27 -
2 stops14h 58m
Deal found 15/9£406
Best flights from Dublin to Chicago
Discover carefully curated flight deals from Dublin to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.
Wed 2/1211:30 -
1 stop11h 50m
Sun 6/1218:30 -
1 stop9h 45m
Deal found 11/9£340
Thu 18/208:50 -
1 stop11h 35m
Wed 24/218:25 -
1 stop14h 05m
Deal found 13/9£396
Sat 26/1205:45 -
1 stop14h 40m
Thu 31/1207:00 -
2 stops19h 05m
Deal found 14/9£399
Tue 13/1010:00 -
1 stop12h 47m
Tue 20/1012:27 -
1 stop13h 28m
Deal found 13/9£413
Wed 28/1008:50 -
1 stop11h 35m
Sun 1/1117:29 -
2 stops16h 51m
Deal found 11/9£400
Wed 14/1008:55 -
1 stop11h 35m
Wed 21/1013:50 -
1 stop14h 10m
Deal found 12/9£401
Wed 21/1011:10 -
2 stops16h 33m
Wed 28/1012:30 -
1 stop14h 25m
Deal found 15/9£404
Wed 21/1005:55 -
2 stops18h 05m
Wed 28/1012:27 -
1 stop14h 28m
Deal found 15/9£404
Wed 14/1005:55 -
2 stops18h 05m
Wed 21/1012:49 -
1 stop13h 56m
Deal found 12/9£405
Sat 31/1010:45 -
2 stops16h 48m
Sat 7/1111:33 -
2 stops15h 12m
Deal found 16/9£407
Fri 16/1010:00 -
1 stop17h 27m
Mon 19/1017:10 -
1 stop16h 15m
Deal found 11/9£411
Fri 9/1011:00 -
1 stop17h 33m
Sun 11/1009:29 -
2 stops16h 26m
Deal found 15/9£412
Fri 9/1010:00 -
1 stop17h 27m
Sun 11/1009:59 -
1 stop15h 56m
Deal found 14/9£412
Tue 6/1011:00 -
1 stop11h 47m
Mon 12/1010:12 -
1 stop15h 43m
Deal found 12/9£412
Fri 16/1010:00 -
1 stop12h 47m
Mon 19/1010:59 -
1 stop15h 46m
Deal found 11/9£413
Sat 26/1205:45 -
2 stops17h 55m
Thu 31/1211:47 -
2 stops15h 13m
Deal found 13/9£518
Direct flights from Dublin to Chicago
Explore direct flight options from Dublin to Chicago based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2026.
Thu 5/1110:40 -
Nonstop8h 40m
Thu 12/1118:30 -
Nonstop7h 40m
Deal found 11/9£393
Thu 5/1110:40 -
Nonstop8h 40m
Thu 12/1118:30 -
Nonstop7h 40m
Deal found 15/9£404
Thu 5/1110:40 -
Nonstop8h 40m
Thu 12/1118:30 -
Nonstop7h 40m
Deal found 16/9£406
Thu 18/216:40 -
Nonstop8h 35m
Tue 23/221:00 -
Nonstop7h 25m
Deal found 15/9£411
Mon 8/216:40 -
Nonstop8h 35m
Sat 13/221:00 -
Nonstop7h 25m
Deal found 13/9£412
Sat 31/1015:50 -
Nonstop8h 30m
Sat 7/1115:55 -
Nonstop7h 20m
Deal found 16/9£422
Tue 27/1011:30 -
Nonstop8h 40m
Tue 3/1120:05 -
Nonstop7h 25m
Deal found 12/9£427
Tue 15/1210:40 -
Nonstop8h 40m
Tue 26/118:30 -
Nonstop7h 40m
Deal found 13/9£429
Thu 29/1015:50 -
Nonstop8h 30m
Sun 1/1120:05 -
Nonstop7h 25m
Deal found 13/9£432
Last-minute flights from Dublin to Chicago
Discover last-minute flight deals from Dublin to Chicago. Data last updated 16 September 2026 and is based on user searches.
Tue 22/908:55 -
1 stop11h 20m
Tue 24/1112:38 -
2 stops14h 22m
Deal found 15/9£398
Tue 22/908:55 -
2 stops15h 24m
Tue 24/1112:30 -
2 stops14h 30m
Deal found 15/9£402
Wed 7/1008:55 -
1 stop11h 35m
Sun 11/1015:05 -
1 stop13h 40m
Deal found 16/9£400
Wed 7/1005:55 -
2 stops18h 05m
Mon 12/1012:27 -
1 stop13h 28m
Deal found 16/9£403
Thu 15/1008:55 -
1 stop11h 20m
Sun 18/1017:10 -
1 stop16h 15m
Deal found 16/9£397
Thu 15/1008:55 -
1 stop11h 20m
Sat 24/1017:29 -
2 stops15h 41m
Deal found 14/9£399
Wed 21/1005:55 -
1 stop14h 35m
Wed 28/1013:23 -
1 stop13h 22m
Deal found 15/9£395
Mon 26/1008:50 -
1 stop11h 35m
Mon 2/1113:55 -
2 stops18h 35m
Deal found 11/9£396
Wed 28/1005:45 -
1 stop14h 40m
Sun 1/1115:30 -
1 stop10h 25m
Deal found 11/9£393
Thu 29/1005:45 -
1 stop14h 40m
Sun 1/1107:25 -
1 stop20h 20m
Deal found 16/9£395
Fri 30/1013:25 -
2 stops25h 00m
Mon 2/1113:55 -
2 stops18h 35m
Deal found 13/9£401
Sat 31/1005:45 -
1 stop14h 40m
Sat 7/1117:29 -
2 stops14h 41m
Deal found 16/9£394
One-way flights from Dublin to Chicago
Search for one-way flight options from Dublin to Chicago. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.
Sun 15/1120:40 -
1 stop23h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£354
Thu 24/910:40 -
1 stop14h 21m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9£355
Wed 14/1010:40 -
1 stop14h 34m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£360
Wed 16/1208:50 -
2 stops20h 07m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£360
Wed 30/918:20 -
3 stops29h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9£367
Sun 14/305:45 -
2 stops21h 19m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 16/9£369
Sat 17/1011:30 -
1 stop16h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£380
Tue 29/910:40 -
1 stop14h 21m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£392
Sat 24/1010:40 -
1 stop14h 34m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 12/9£394
Sat 10/1010:40 -
1 stop14h 34m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9£398
Tue 19/108:50 -
2 stops15h 47m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/9£417
Tue 3/1108:50 -
2 stops15h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 16/9£475
Find flight deals from Dublin to Chicago
Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 September 2026.
Customise your flight search to find flights from Dublin to Chicago 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 7,457,451 searches. Data last updated 16 September 2026.
Use the filters below to find and compare flights from Dublin to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Wed 2/12
11:30-17:20
1 stop11h 50m
Chicago O'Hare Intl
Sun 6/12
18:30-10:15
1 stop9h 45m
£340
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Thu 24/9
10:40-19:01
1 stop14h 21m
Chicago O'Hare Intl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£355
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Sun 15/11
20:40-13:45
1 stop23h 05m
Chicago O'Hare Intl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£356
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Wed 16/12
08:50-22:57
2 stops20h 07m
Chicago O'Hare Intl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£360
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Sun 14/3
05:45-21:04
2 stops21h 19m
Chicago O'Hare Intl
Wed 31/12
00:00-07:00
Nonstop0h 00m
£369
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Thu 18/2
08:50-14:25
1 stop11h 35m
Chicago O'Hare Intl
Wed 24/2
18:25-14:30
1 stop14h 05m
£396
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Sat 26/12
05:45-14:25
1 stop14h 40m
Chicago O'Hare Intl
Thu 31/12
07:00-08:05
2 stops19h 05m
£399
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Wed 28/10
08:50-15:25
1 stop11h 35m
Chicago O'Hare Intl
Sun 1/11
17:29-16:20
2 stops16h 51m
£400
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Wed 14/10
08:55-14:30
1 stop11h 35m
Chicago O'Hare Intl
Wed 21/10
13:50-10:00
1 stop14h 10m
£401
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Wed 21/10
11:10-21:43
2 stops16h 33m
Chicago O'Hare Intl
Wed 28/10
12:30-07:55
1 stop14h 25m
£404
Flights are sorted by cheapest return flights first.
Deals found on 11/9
Showing 1-10 of 32 resultsSorted by cheapest first
1
2
3
4
Best time to book a flight from Dublin to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Dublin with our price prediction graph.
DUB-CHI
DUB-ORD
DUB-MDW
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 Chicago
DUB-CHI
DUB-ORD
DUB-MDW
What is the cheapest month to book a flight from Dublin to Chicago?
Currently, November is the cheapest month in which you can book a flight from Dublin to Chicago (average of £355). Flying from Dublin to Chicago in July is currently the most expensive (average of £620). 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 CHI?
Find hourly flight availability from Dublin to Chicago. 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 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dublin to Chicago as you normally would.
Weekly flight availability from Dublin to Chicago
Explore weekly flight availability from Dublin to Chicago. 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 2026.
The most flights from DUB to CHI are scheduled on a Monday (13 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (12 on average).
How much does it cost for a return flight from Dublin to Chicago?
Airfare is typical for this route at the moment.
Dublin to Chicago flights typically cost between £105 and £539 in March.The cheapest return price found within the last 5 days was £312 on Icelandair (2 Mar–7 Mar).
What’s the top stopover airport for flights from Dublin to Chicago?
Share of one-stop return flights from Dublin to Chicago chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Reykjavik (KEF) – chosen by Cheapflights users on 71% of one-stop itineraries from Dublin to Chicago on Cheapflights.
What’s the cheapest stopover airport for flights from Dublin to Chicago?
Average return fare for one-stop flights from Dublin to Chicago, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Minneapolis (MSP) is the most affordable one-stop option, with an average return flight price of £477.
What’s the fastest stopover option from Dublin to Chicago?
Shortest average travel time for one-stop one-way flights from Dublin to Chicago, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 11h 12m.
Which airport typically offers the quickest stopover for flights from Dublin to Chicago?
Average stopover duration for one-stop one-way flights from Dublin to Chicago, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average stopover time of 1h 32m.
How often are flights from Dublin to Chicago delayed?
About 10% of weekly flights between Dublin and Chicago have experienced delays in the past year, with the average delay time being 160 minutes.
What is the most punctual flight time for Dublin to Chicago flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Dublin to Chicago flights?
Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 7% of flights being delayed.
How far ahead should I book a flight from Dublin to Chicago?
The price you pay for your flight from Dublin to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 16 September 2026.
Read through reviews of airlines operating flights from Dublin to Chicago, such as Finnair,United Airlines, andAer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Related info for your journey
Find useful and relevant information for your journey from Dublin to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly from for flights from Dublin to Chicago?
For a flight from Dublin to Chicago, you will be flying from Dublin. Dublin (DUB) is just 5.7 mi from the center of the city. Dublin is the only Dublin airport and it handles 12 outbound flights to Chicago per day. 5 airlines have flights to Chicago from Dublin on a regular basis.
How long is the flight from Dublin to Chicago?
For as low as £340, Icelandair can have you in Chicago from Dublin in 11h 50m. There are 3661 mi between Dublin and Chicago. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Dublin to Chicago round-trip?
Currently priced at £330, Lufthansa will fly you from Dublin to Chicago and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Aer Lingus and United Airlines - these airlines can fly you to your destination from £344 and £346, respectively. Lufthansa is currently priced 30% below the average price you’ll pay for this route.
What are the most reliable airlines from Dublin to Chicago?
The top 3 most reliable airlines when flying from Dublin to Chicago are Alaska Airlines (88%), Finnair (82%) and American Airlines (78%).
What are the cheapest flights from Dublin to Chicago?
The cheapest flight price from Dublin to Chicago is £105. On average you can expect to pay £1,210. The most popular route, (Dublin - Chicago O'Hare Intl), can usually be booked for £340.
Can I find deals for business class flights from Dublin to Chicago?
Yes. Cheapflights offers flight deals from Dublin to Chicago 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 Chicago?
Currently, November is the cheapest month in which you can book a flight from Dublin to Chicago (average of £355). Flying from Dublin to Chicago in July is currently the most expensive (average of £620). 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.
Explore flights to Chicago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 16 September 2026.
Browse through other flights departing from Dublin. Flights are based on user searches made on Cheapflights and were last updated on 16 September 2026.
Discover the top 5 airlines that operate flights from Dublin to Chicago. 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 7,457,451 searches. Data last updated 16 September 2026.
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 Chicago?
Deals for Dublin to Chicago 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 Chicago?
Cheapflights simply makes it quick and affordable to book flights from Dublin to Chicago 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 Dublin to Chicago with no change fees?
Need flexible booking options for your flight to Chicago from Dublin? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Dublin to Chicago become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Chicago from Dublin today and book when prices fit your budget.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.