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Cheap flights from Dublin to Chicago from €371

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Chicago departing on 28/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Scandinavian Airlines Logo
19:05 - 21:05DUB-ORD
31h 00m1 stop
Scandinavian Airlines Logo
19:20 - 11:45ORD-DUB
34h 25m1 stop
€371Scandinavian Airlines
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Tue, 28 Oct - Wed, 5 Nov
Scandinavian Airlines Logo
19:05 - 17:45DUB-ORD
27h 40m1 stop
Scandinavian Airlines Logo
19:20 - 11:45ORD-DUB
34h 25m1 stop
€371Scandinavian Airlines
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Thu, 30 Oct - Wed, 5 Nov
British Airways Logo
10:45 - 17:00DUB-ORD
12h 15m1 stop
British Airways Logo
20:40 - 19:40ORD-DUB
17h 00m1 stop
€374British Airways
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Sun, 2 Nov - Sun, 9 Nov
British Airways Logo
08:45 - 14:40DUB-ORD
11h 55m1 stop
British Airways Logo
17:40 - 11:55ORD-DUB
12h 15m1 stop
€376British Airways
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Mon, 13 Oct - Tue, 21 Oct
American Airlines Logo
10:55 - 17:45DUB-ORD
11h 50m1 stop
American Airlines Logo
14:50 - 12:10ORD-DUB
15h 20m2 stops
€383American Airlines
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Tue, 28 Oct - Tue, 4 Nov
Aer Lingus Logo
11:30 - 14:00DUB-ORD
8h 30mdirect
Aer Lingus Logo
19:40 - 09:00ORD-DUB
7h 20mdirect
€384Aer Lingus
Find Deal
Mon, 3 Nov - Fri, 7 Nov
Aer Lingus Logo
11:35 - 14:00DUB-ORD
8h 25mdirect
Aer Lingus Logo
21:15 - 10:40ORD-DUB
7h 25mdirect
€391Aer Lingus
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Wed, 15 Oct - Wed, 22 Oct
United Airlines Logo
09:20 - 15:00DUB-ORD
35h 40m1 stop
United Airlines Logo
20:15 - 07:10ORD-DUB
28h 55m1 stop
€392United Airlines
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Fri, 24 Oct - Mon, 3 Nov
United Airlines Logo
09:20 - 15:00DUB-ORD
35h 40m1 stop
United Airlines Logo
15:45 - 07:45ORD-DUB
34h 00m1 stop
€394United Airlines
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Wed, 8 Oct - Mon, 13 Oct
American Airlines Logo
15:25 - 13:50DUB-ORD
28h 25m1 stop
American Airlines Logo
08:37 - 05:30ORD-DUB
14h 53m1 stop
€403American Airlines
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Thu, 2 Oct - Mon, 6 Oct

Lufthansa flights from Dublin to Chicago

Our best Lufthansa deals on Dublin to Chicago flight tickets
Lufthansa
5 Nov
DUB05:10Dublin
20h 55m
1 stop
ORD20:05Chicago O'Hare Intl
11 Nov
ORD21:50Chicago O'Hare Intl
13h 20m
1 stop
DUB17:10Dublin
€380
Find similar
Lufthansa
2 Nov
DUB05:10Dublin
16h 10m
1 stop
ORD16:20Chicago O'Hare Intl
9 Nov
ORD18:35Chicago O'Hare Intl
7h 35m
DUB08:10Dublin
€385
Find similar
Lufthansa
13 Oct
DUB05:55Dublin
15h 00m
1 stop
ORD14:55Chicago O'Hare Intl
21 Oct
ORD20:20Chicago O'Hare Intl
7h 25m
DUB09:45Dublin
€388
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British Airways flights from Dublin to Chicago

Our best British Airways deals on Dublin to Chicago flight tickets
British Airways
2 Nov
DUB10:45Dublin
12h 15m
1 stop
ORD17:00Chicago O'Hare Intl
9 Nov
ORD20:40Chicago O'Hare Intl
17h 00m
1 stop
DUB19:40Dublin
€374
Find similar
British Airways
13 Oct
DUB08:45Dublin
11h 55m
1 stop
ORD14:40Chicago O'Hare Intl
21 Oct
ORD17:40Chicago O'Hare Intl
12h 15m
1 stop
DUB11:55Dublin
€376
Find similar
British Airways
2 Oct
DUB08:35Dublin
14h 25m
1 stop
ORD17:00Chicago O'Hare Intl
6 Oct
ORD22:35Chicago O'Hare Intl
15h 00m
1 stop
DUB19:35Dublin
€377
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momondo Fare Finder

 
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, momondo users made 13,528 searches. Data last updated 17 September 2025.
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

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 28/10

19:05-21:05

1 stop31h 00m

Chicago O'Hare Intl

Wed 5/11

19:20-11:45

1 stop34h 25m

€371

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 30/10

19:05-17:45

1 stop27h 40m

Chicago O'Hare Intl

Wed 5/11

19:20-11:45

1 stop34h 25m

€371

DublinChicago

DUB - ORD

DUBORD

Dublin

Sun 2/11

10:45-17:00

1 stop12h 15m

Chicago O'Hare Intl

Sun 9/11

20:40-19:40

1 stop17h 00m

€374

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 13/10

08:45-14:40

1 stop11h 55m

Chicago O'Hare Intl

Tue 21/10

17:40-11:55

1 stop12h 15m

€376

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 28/10

10:55-17:45

1 stop11h 50m

Chicago O'Hare Intl

Tue 4/11

14:50-12:10

2 stops15h 20m

€383

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 3/11

11:30-14:00

Nonstop8h 30m

Chicago O'Hare Intl

Fri 7/11

19:40-09:00

Nonstop7h 20m

€384

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 15/10

11:35-14:00

Nonstop8h 25m

Chicago O'Hare Intl

Wed 22/10

21:15-10:40

Nonstop7h 25m

€391

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 24/10

09:20-15:00

1 stop35h 40m

Chicago O'Hare Intl

Mon 3/11

20:15-07:10

1 stop28h 55m

€392

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 8/10

09:20-15:00

1 stop35h 40m

Chicago O'Hare Intl

Mon 13/10

15:45-07:45

1 stop34h 00m

€394

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 2/10

15:25-13:50

1 stop28h 25m

Chicago O'Hare Intl

Mon 6/10

08:37-05:30

1 stop14h 53m

€403

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Dublin to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Dublin and Chicago?

What is the cheapest month to fly to Chicago?

The cheapest month to fly to Chicago from Dublin is in January. Flight prices, which tend to average around €420, are often lower during this time because this is during the off-season. If you don’t want to visit Chicago in January, then you should wait until September to fly from Dublin, when ticket prices are also cheap, with an average price of €431.

What is the cheapest day to depart on your flight to Chicago?

On average, the least expensive day to fly to Chicago from Dublin is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as €608. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Chicago on Sunday is €711.

What is the cheapest time of day to depart on your flight to Chicago?

In the evening is the cheapest time of day to fly from Dublin to Chicago when you can find flight prices for as low as €513. Flying to Chicago in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at midday when prices are €671 on average. Flights to Chicago from Dublin at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Dublin to Chicago flight route?

Fly from Dublin to Chicago O'Hare Intl for the best Dublin - Chicago flight prices

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around €512 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Dublin for as low as €453 on momondo.

What cabin class options are available on Dublin to Chicago flights?

There are 3 cabin classes available to choose from on Dublin to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dublin to Chicago flights?

You could potentially save up to 57% on your flight if you consider stops on a Dublin to Chicago flight.

How have Dublin to Chicago flight prices changed over time?

As of September 2025, prices for Dublin to Chicago flights are approximately 44% more expensive when compared to flights at the same time last year.

When to book flights from Dublin to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dublin to Chicago (DUB to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Chicago

Best price found

€683

Fastest flight time

8h 00m

Direct flights

Every day

Airports in Chicago

1 airport
The best one-way flight to Chicago from Dublin in the past 72 hours is €683. The best return flight deal from Dublin to Chicago found on momondo in the last 72 hours is €463.
The fastest flight from Dublin to Chicago takes 8h 00m
Direct flights go from Dublin to Chicago every day.
There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)
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  • How far is Dublin to Chicago by plane?

    Chicago is 5885.8 km away from Dublin. By plane, this route typically takes 8h 00m.

  • When did momondo last update prices for flights from Dublin Airport to Chicago?

    Prices for flights from Dublin Airport to Chicago are refreshed on a daily basis.

  • How many operators does momondo search for flights from Dublin Airport to Chicago?

  • How old do you have to be to fly from Dublin Airport to Chicago?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Dublin to Chicago?

  • What is the most popular airline from Dublin to Chicago?

Best airlines flying from Dublin to Chicago

Compare and see reviews for airlines that fly from Dublin to Chicago with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom €348Free CancellationRating
7.0
545 reviews
Search Icelandair flights
United AirlinesPriceFrom €351Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
Aer LingusPriceFrom €379Free CancellationRating
7.2
1,277 reviews
Search Aer Lingus flights
British AirwaysPriceFrom €395Free CancellationRating
6.7
7,363 reviews
Search British Airways flights
American AirlinesPriceFrom €431Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From Dublin to Chicago

    United Airlines operates around 6 flights from Dublin to Chicago every week. The average price of these flights found in the last 72 hours has been €673, but momondo users have found United Airlines deals from Dublin to Chicago from as low as €415 round-trip. United Airlines has been scored 7.4/10 in 8,924 reviews.

  • Aer Lingus Flights From Dublin to Chicago

    Aer Lingus is also a popular choice for this route. Aer Lingus flight deals for Dublin to Chicago start from as low as €448 round-trip, depending on your selected dates, with average Aer Lingus deals seen on momondo around €605. Aer Lingus operates 20 flights to Chicago from Dublin in an average week. Users have rated it 7.2/10 across 1,277 reviews.

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Chicago?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Dublin.

Can I find flights from Dublin to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Dublin with this policy.

How can momondo help me find flights from Dublin to Chicago?

Once you have performed a search for Dublin to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Dublin to Chicago right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Dublin and alert you when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 25.6 km from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport