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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — CHI
16 Sep — 23 Sep1
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 December, booked 58 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 17 August 2026.
Thu 17/916:45 -
Nonstop8h 30m
Tue 29/922:25 -
1 stop12h 35m
Deal found 12/8£453
Thu 27/808:40 -
1 stop14h 35m
Tue 1/918:15 -
1 stop11h 05m
Deal found 14/8£454
Mon 2/1112:35 -
2 stops34h 10m
Sat 7/1119:15 -
2 stops33h 30m
Deal found 14/8£454
Mon 23/1112:30 -
1 stop34h 15m
Thu 26/1119:15 -
1 stop17h 05m
Deal found 16/8£457
Wed 16/911:40 -
2 stops34h 30m
Mon 21/919:15 -
2 stops32h 55m
Deal found 15/8£458
Wed 23/911:35 -
Nonstop8h 25m
Sun 27/917:00 -
1 stop12h 20m
Deal found 14/8£459
Tue 25/820:10 -
1 stop22h 20m
Mon 31/817:29 -
2 stops15h 36m
Deal found 14/8£462
Sun 27/1207:35 -
1 stop12h 10m
Mon 11/121:50 -
1 stop11h 35m
Deal found 12/8£464
Tue 20/1019:05 -
3 stops29h 10m
Wed 28/1019:30 -
2 stops16h 40m
Deal found 15/8£471
Tue 25/809:30 -
Nonstop8h 00m
Thu 3/915:45 -
Nonstop7h 25m
Deal found 14/8£472
Tue 29/919:05 -
1 stop27h 05m
Sat 3/1019:15 -
1 stop34h 35m
Deal found 14/8£473
Thu 24/1205:45 -
2 stops17h 05m
Thu 7/106:00 -
2 stops20h 45m
Deal found 16/8£497
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 17 August 2026.
Fri 23/1019:50 -
2 stops26h 20m
Fri 30/1020:15 -
2 stops33h 00m
Deal found 14/8£472
Wed 2/1210:40 -
Nonstop8h 40m
Sun 6/1218:30 -
Nonstop7h 40m
Deal found 12/8£540
Wed 26/811:10 -
1 stop12h 05m
Fri 4/920:45 -
1 stop13h 50m
Deal found 14/8£541
Thu 27/808:55 -
1 stop11h 20m
Mon 31/810:30 -
2 stops15h 50m
Deal found 14/8£577
Mon 2/1111:30 -
2 stops17h 35m
Sat 7/1113:25 -
2 stops14h 50m
Deal found 13/8£625
Tue 29/910:00 -
1 stop14h 33m
Sat 3/1013:19 -
1 stop14h 41m
Deal found 15/8£708
Tue 29/911:40 -
2 stops34h 30m
Sat 3/1019:15 -
2 stops17h 10m
Deal found 13/8£541
Mon 31/808:55 -
2 stops15h 06m
Sun 6/909:59 -
1 stop15h 56m
Deal found 12/8£583
Fri 28/805:55 -
2 stops18h 38m
Mon 31/817:45 -
1 stop10h 15m
Deal found 14/8£600
Tue 29/911:35 -
Nonstop8h 05m
Sat 3/1020:20 -
Nonstop7h 25m
Deal found 13/8£664
Thu 27/808:55 -
2 stops15h 06m
Mon 31/817:45 -
1 stop10h 15m
Deal found 14/8£600
Thu 27/808:55 -
2 stops15h 06m
Sun 6/917:45 -
1 stop10h 15m
Deal found 14/8£600
Thu 27/810:40 -
1 stop13h 35m
Thu 3/920:20 -
Nonstop7h 25m
Deal found 13/8£1,973
Tue 29/905:55 -
2 stops18h 38m
Sat 3/1018:40 -
1 stop9h 20m
Deal found 13/8£699
Tue 20/1013:15 -
2 stops15h 18m
Wed 28/1018:44 -
2 stops12h 56m
Deal found 15/8£981
Wed 2/908:55 -
2 stops15h 06m
Tue 8/919:13 -
2 stops15h 27m
Deal found 12/8£1,081
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 17 August 2026.
Fri 28/809:30 -
Nonstop8h 00m
Thu 3/915:45 -
Nonstop7h 25m
Deal found 14/8£513
Tue 20/1016:45 -
Nonstop8h 30m
Wed 28/1016:55 -
Nonstop7h 20m
Deal found 15/8£538
Mon 9/1110:40 -
Nonstop8h 40m
Wed 25/1118:30 -
Nonstop7h 40m
Deal found 14/8£540
Wed 2/1210:40 -
Nonstop8h 40m
Sun 6/1218:30 -
Nonstop7h 40m
Deal found 11/8£541
Fri 20/1110:40 -
Nonstop8h 40m
Fri 27/1118:30 -
Nonstop7h 40m
Deal found 16/8£541
Tue 29/916:45 -
Nonstop8h 30m
Sat 3/1021:00 -
Nonstop7h 35m
Deal found 14/8£545
Thu 27/816:45 -
Nonstop8h 30m
Tue 1/915:45 -
Nonstop7h 25m
Deal found 14/8£551
Thu 24/1210:40 -
Nonstop8h 40m
Sat 2/118:30 -
Nonstop7h 40m
Deal found 13/8£578
Thu 24/1210:40 -
Nonstop8h 40m
Thu 7/118:30 -
Nonstop7h 40m
Deal found 16/8£582
Sun 27/1210:40 -
Nonstop8h 40m
Mon 11/118:30 -
Nonstop7h 40m
Deal found 12/8£583
Last-minute flights from Dublin to Chicago
Discover last-minute flight deals from Dublin to Chicago. Data last updated 17 August 2026 and is based on user searches.
Tue 25/820:10 -
1 stop22h 20m
Mon 31/817:29 -
2 stops15h 36m
Deal found 14/8£462
Tue 25/809:30 -
Nonstop8h 00m
Thu 3/915:45 -
Nonstop7h 25m
Deal found 14/8£472
Thu 27/808:40 -
1 stop14h 35m
Tue 1/918:15 -
1 stop11h 05m
Deal found 14/8£454
Fri 28/805:55 -
2 stops18h 06m
Mon 31/817:45 -
2 stops15h 40m
Deal found 14/8£581
Fri 4/912:00 -
1 stop12h 01m
Thu 10/909:59 -
1 stop15h 56m
Deal found 12/8£551
Wed 16/911:40 -
2 stops34h 30m
Mon 21/919:15 -
2 stops32h 55m
Deal found 15/8£458
Thu 17/916:45 -
Nonstop8h 30m
Tue 29/922:25 -
1 stop12h 35m
Deal found 12/8£453
Sun 20/911:00 -
1 stop17h 44m
Sun 27/919:01 -
1 stop8h 59m
Deal found 16/8£508
Wed 23/911:35 -
Nonstop8h 25m
Sun 27/917:00 -
1 stop12h 20m
Deal found 14/8£459
Sun 27/911:00 -
1 stop17h 44m
Sun 4/1010:48 -
1 stop15h 57m
Deal found 13/8£534
Tue 29/919:05 -
1 stop27h 05m
Sat 3/1019:15 -
1 stop34h 35m
Deal found 14/8£473
Wed 30/911:35 -
Nonstop8h 25m
Wed 7/1020:50 -
1 stop11h 45m
Deal found 16/8£464
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 17 August 2026.
Thu 10/918:50 -
1 stop27h 10m
Deal found 14/8£375
Wed 16/910:45 -
1 stop31h 55m
Deal found 14/8£380
Wed 9/910:45 -
1 stop31h 55m
Deal found 12/8£380
Sat 19/1220:40 -
1 stop24h 50m
Deal found 15/8£397
Thu 12/1117:55 -
1 stop25h 50m
Deal found 14/8£404
Fri 18/905:30 -
1 stop16h 30m
Deal found 16/8£415
Tue 13/1018:50 -
1 stop27h 10m
Deal found 12/8£416
Wed 14/1010:45 -
1 stop31h 55m
Deal found 12/8£421
Tue 6/1009:30 -
1 stop15h 50m
Deal found 16/8£431
Mon 12/1017:15 -
1 stop26h 35m
Deal found 14/8£437
Sat 17/1020:15 -
1 stop25h 40m
Deal found 15/8£438
Tue 3/1108:50 -
2 stops15h 10m
Deal found 14/8£512
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 17 August 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 858,174 searches. Data last updated 17 August 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
Fri 23/10
19:50-16:10
2 stops26h 20m
Chicago O'Hare Intl
Fri 30/10
20:15-10:15
2 stops33h 00m
£472
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Wed 2/12
10:40-13:20
Nonstop8h 40m
Chicago O'Hare Intl
Sun 6/12
18:30-08:10
Nonstop7h 40m
£540
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Tue 29/9
11:40-16:10
2 stops34h 30m
Chicago O'Hare Intl
Sat 3/10
19:15-18:25
2 stops17h 10m
£541
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Wed 26/8
11:10-17:15
1 stop12h 05m
Chicago O'Hare Intl
Fri 4/9
20:45-16:35
1 stop13h 50m
£541
DublinChicago
DUB Dublin - ORD Chicago O'Hare Intl
DUBORD
Dublin
Thu 27/8
08:55-14:15
1 stop11h 20m
Chicago O'Hare Intl
Mon 31/8
10:30-08:20
2 stops15h 50m
£577
DublinChicago
DUB Dublin - MDW Chicago Midway
DUBMDW
Dublin
Mon 31/8
08:55-18:01
2 stops15h 06m
Chicago Midway
Sun 6/9
09:59-07:55
1 stop15h 56m
£583
DublinChicago
DUB Dublin - MDW Chicago Midway
DUBMDW
Dublin
Fri 28/8
05:55-18:33
2 stops18h 38m
Chicago Midway
Mon 31/8
17:45-10:00
1 stop10h 15m
£600
DublinChicago
DUB Dublin - MDW Chicago Midway
DUBMDW
Dublin
Thu 27/8
08:55-18:01
2 stops15h 06m
Chicago Midway
Mon 31/8
17:45-10:00
1 stop10h 15m
£600
DublinChicago
DUB Dublin - MDW Chicago Midway
DUBMDW
Dublin
Thu 27/8
08:55-18:01
2 stops15h 06m
Chicago Midway
Sun 6/9
17:45-10:00
1 stop10h 15m
£600
DublinChicago
DUB Dublin - MDW Chicago Midway
DUBMDW
Dublin
Mon 2/11
11:30-23:05
2 stops17h 35m
Chicago Midway
Sat 7/11
13:25-10:15
2 stops14h 50m
£625
Flights are sorted by cheapest return flights first.
Deals found on 15/8
Showing 1-10 of 35 resultsSorted by cheapest first
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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 £352). Flying from Dublin to Chicago in August is currently the most expensive (average of £627). 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 17 August 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 17 August 2026.
The most flights from DUB to CHI are scheduled on a Monday (19 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (18 on average).
How much does it cost for a return flight from Dublin to Chicago?
Airfare is below average for this route at the moment.
Dublin to Chicago flights typically cost between £511 and £714 in September.The cheapest return price found within the last 5 days was £453 on Multiple Airlines (17 Sept–29 Sept).
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 67% 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.
Copenhagen (CPH) is the most affordable one-stop option, with an average return flight price of £409.
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 11% of weekly flights between Dublin and Chicago have experienced delays in the past year, with the average delay time being 154 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?
Thursday tends to have the lowest number of delays on this route, whereas Tuesday 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 37 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 17 August 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 18 outbound flights to Chicago per day. 6 airlines have flights to Chicago from Dublin on a regular basis.
How long is the flight from Dublin to Chicago?
For as low as £540, Scandinavian Airlines can have you in Chicago from Dublin in 8h 40m. 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 £296, Icelandair will fly you from Dublin to Chicago and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and Aer Lingus - these airlines can fly you to your destination from £329 and £343, respectively. Icelandair is currently priced 39% 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 (93%), Finnair (92%) and American Airlines (82%).
What are the cheapest flights from Dublin to Chicago?
The cheapest flight price from Dublin to Chicago is £396. On average you can expect to pay £1,082. The most popular route, (Dublin - Chicago O'Hare Intl), can usually be booked for £410.
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 £352). Flying from Dublin to Chicago in August is currently the most expensive (average of £627). 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 17 August 2026.
Discover the top 6 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 858,174 searches. Data last updated 17 August 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.
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