How often are flights from Dublin to Chicago delayed?

Historically, on average around 13% of flights between Dublin and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 139 minutes.

How many flights depart from Dublin to Chicago on average per day?

The number of flights available between Dublin and Chicago is 11 per day as of November 2025. The most frequent departure time is 10:00, with 68% of daily flights leaving at midday.

How many flights depart from Dublin to Chicago on average per week?

As of November 2025, there are 79 flights per week flying from Dublin to Chicago. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.

Which airport is the most popular for stopovers for flights between Dublin and Chicago?

Reykjavik (KEF) was the most common stop: 40% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport has the shortest connection time from Dublin to Chicago?

Washington, D.C. (IAD) has the shortest average stopover time for this route: 0h 56m.

Which stopover airport has the shortest travel time from Dublin to Chicago?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 11h 25m.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Which stopover airport offers the lowest fares from Dublin to Chicago?

Flights via Copenhagen (CPH) offer the lowest average return price of €382.

Which airlines fly to Chicago?

Aer Lingus, United Airlines and Icelandair are the top three most popular airlines that fly to Chicago from Dublin according to our data. Aer Lingus is the first choice among our users, with 71% of people opting to fly with this airline when travelling to Chicago. Keep in mind that there are 5 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

What is the most punctual flight time for Dublin to Chicago flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Dublin to Chicago flights?

According to our data, Etihad Airways have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

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?

As of November 2025, there are 5 operators available to choose from 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.

€234 Cheap Flights from Dublin to Chicago in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from €409 to €530. The lowest price recently found on this route was €406.

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12:30 - 16:45DUB-ORD

58h 15m2 stops

19:20 - 09:25ORD-DUB

32h 05m1 stop

€406Scandinavian Airlines

Find Deal

Mon, 12 Jan - Fri, 16 Jan

10:55 - 16:45DUB-ORD

35h 50m2 stops

19:20 - 18:20ORD-DUB

17h 00m1 stop

€406Scandinavian Airlines

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Sun, 11 Jan - Wed, 21 Jan

19:05 - 16:45DUB-ORD

27h 40m1 stop

19:10 - 19:35ORD-DUB

18h 25m2 stops

€411Scandinavian Airlines

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Wed, 4 Feb - Sun, 8 Feb

10:10 - 16:45DUB-ORD

12h 35m1 stop

20:20 - 10:45ORD-DUB

33h 25m2 stops

€412Scandinavian Airlines

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Sun, 1 Mar - Wed, 11 Mar

12:30 - 16:45DUB-ORD

34h 15m1 stop

19:10 - 19:35ORD-DUB

18h 25m2 stops

€413Scandinavian Airlines

Find Deal

Wed, 4 Feb - Sun, 8 Feb

11:30 - 17:20DUB-ORD

11h 50m1 stop

18:30 - 10:15ORD-DUB

9h 45m1 stop

€416Icelandair

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Thu, 4 Dec - Mon, 15 Dec

05:55 - 14:20DUB-ORD

14h 25m1 stop

11:15 - 07:45ORD-DUB

14h 30m1 stop

€420KLM

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Wed, 10 Dec - Sun, 14 Dec

05:55 - 14:20DUB-ORD

14h 25m1 stop

11:15 - 07:45ORD-DUB

14h 30m1 stop

€422KLM

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Wed, 10 Dec - Sun, 14 Dec

08:50 - 14:20DUB-ORD

11h 30m1 stop

11:15 - 07:45ORD-DUB

14h 30m1 stop

€423Delta

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Fri, 5 Dec - Sun, 14 Dec

05:55 - 17:37DUB-MDW

17h 42m2 stops

18:35 - 15:45MDW-DUB

15h 10m2 stops

€426Delta

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Fri, 16 Jan - Sun, 25 Jan

Delta flights from Dublin to Chicago

Our best Delta deals on Dublin to Chicago flight tickets

Delta

5 Dec

DUB08:50Dublin

11h 30m

1 stop

ORD14:20Chicago O'Hare Intl

14 Dec

ORD11:15Chicago O'Hare Intl

14h 30m

1 stop

DUB07:45Dublin

€423

Find similar

Delta

5 Dec

DUB05:55Dublin

14h 25m

1 stop

ORD14:20Chicago O'Hare Intl

10 Dec

ORD13:23Chicago O'Hare Intl

17h 17m

2 stops

DUB12:40Dublin

€425

Find similar

Delta

16 Jan

DUB08:50Dublin

18h 45m

2 stops

ORD21:35Chicago O'Hare Intl

25 Jan

ORD13:58Chicago O'Hare Intl

19h 47m

2 stops

DUB15:45Dublin

€426

Find similar

Lufthansa flights from Dublin to Chicago

Our best Lufthansa deals on Dublin to Chicago flight tickets

Lufthansa

4 Dec

DUB05:00Dublin

21h 05m

1 stop

ORD20:05Chicago O'Hare Intl

12 Dec

ORD18:35Chicago O'Hare Intl

7h 35m

DUB08:10Dublin

€466

Find similar

Lufthansa

4 Dec

DUB10:40Dublin

8h 50m

ORD13:30Chicago O'Hare Intl

12 Dec

ORD18:35Chicago O'Hare Intl

7h 35m

DUB08:10Dublin

€479

Find similar

Lufthansa

4 Dec

DUB05:00Dublin

14h 10m

1 stop

ORD13:10Chicago O'Hare Intl

7 Dec

ORD18:35Chicago O'Hare Intl

7h 35m

DUB08:10Dublin

€494

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 12/1

12:30-16:45

2 stops58h 15m

Chicago O'Hare Intl

Fri 16/1

19:20-09:25

1 stop32h 05m

€406

DublinChicago

DUB - ORD

DUBORD

Dublin

Sun 11/1

10:55-16:45

2 stops35h 50m

Chicago O'Hare Intl

Wed 21/1

19:20-18:20

1 stop17h 00m

€406

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 4/2

19:05-16:45

1 stop27h 40m

Chicago O'Hare Intl

Sun 8/2

19:10-19:35

2 stops18h 25m

€411

DublinChicago

DUB - ORD

DUBORD

Dublin

Sun 1/3

10:10-16:45

1 stop12h 35m

Chicago O'Hare Intl

Wed 11/3

20:20-10:45

2 stops33h 25m

€412

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 4/2

12:30-16:45

1 stop34h 15m

Chicago O'Hare Intl

Sun 8/2

19:10-19:35

2 stops18h 25m

€413

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 4/12

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Mon 15/12

18:30-10:15

1 stop9h 45m

€416

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 10/12

05:55-14:20

1 stop14h 25m

Chicago O'Hare Intl

Sun 14/12

11:15-07:45

1 stop14h 30m

€420

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 10/12

05:55-14:20

1 stop14h 25m

Chicago O'Hare Intl

Sun 14/12

11:15-07:45

1 stop14h 30m

€422

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 5/12

08:50-14:20

1 stop11h 30m

Chicago O'Hare Intl

Sun 14/12

11:15-07:45

1 stop14h 30m

€423

DublinChicago

DUB - MDW

DUBMDW

Dublin

Fri 16/1

05:55-17:37

2 stops17h 42m

Chicago Midway

Sun 25/1

18:35-15:45

2 stops15h 10m

€426

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Stopovers

Other information

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 September. Flight prices, which tend to average around €410, are often lower during this time because this is during the off-season. If you don’t want to visit Chicago in September, then you should wait until November to fly from Dublin, when ticket prices are also cheap, with an average price of €415.

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 €638. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Chicago on Tuesday is €736.

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 €526. 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 €685 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 €523 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 €471 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?

No. A direct flight is the cheapest option for a flight between Dublin to Chicago.

How have Dublin to Chicago flight prices changed over time?

As of November 2025, prices for Dublin to Chicago flights are approximately 36% 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	€398
Fastest flight time	8h 05m
Direct flights	Every day
Airports in Chicago	1 airport

The best one-way flight to Chicago from Dublin in the past 72 hours is €398. The best return flight deal from Dublin to Chicago found on momondo in the last 72 hours is €597.

The fastest flight from Dublin to Chicago takes 8h 05m

Direct flights go from Dublin to Chicago every day.

There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)

Search flight deals

How far is Dublin to Chicago by plane?
Chicago is 5885.8 km away from Dublin. By plane, this route typically takes 8h 30m.
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?
As of November 2025, there are 5 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Dublin to Chicago is Boeing 787-8 Dreamliner (23.80% of total bookings). The next most popular plane models are Boeing 767-300 (20.64%), Boeing 787 Dreamliner (19.53%), and Airbus A330-300 (17.31%).
What is the most popular airline from Dublin to Chicago?
momondo data reveals that the most frequently booked airline on the route from Dublin to Chicago is Aer Lingus, representing 43% of all bookings. The subsequent popular airlines are United Airlines at 13%, Icelandair at 12%, and American Airlines at 8%.

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
United Airlines	PriceFrom €360	Free Cancellation	Rating 7.4 9,033 reviews	Search United Airlines flights
Icelandair	PriceFrom €380	Free Cancellation	Rating 7.0 581 reviews	Search Icelandair flights
Aer Lingus	PriceFrom €394	Free Cancellation	Rating 7.2 1,379 reviews	Search Aer Lingus flights
British Airways	PriceFrom €405	Free Cancellation	Rating 6.7 7,535 reviews	Search British Airways flights
American Airlines	PriceFrom €517	Free Cancellation	Rating 7.2 11,046 reviews	Search American Airlines flights

United Airlines Flights From Dublin to Chicago
United Airlines operates around 7 flights from Dublin to Chicago every week. The average price of these flights found in the last 72 hours has been €584, but momondo users have found United Airlines deals from Dublin to Chicago from as low as €360 round-trip. United Airlines has been scored 7.4/10 in 9,033 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 €394 round-trip, depending on your selected dates, with average Aer Lingus deals seen on momondo around €528. Aer Lingus operates 11 flights to Chicago from Dublin in an average week. Users have rated it 7.2/10 across 1,379 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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Cheap flights from Dublin to Chicago from €234

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Chicago departing on 24/1. 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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Big names, great deals

Filter for what you want

Filter for what you want

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Delta flights from Dublin to Chicago

Our best Delta deals on Dublin to Chicago flight tickets

Lufthansa flights from Dublin to Chicago

Our best Lufthansa deals on Dublin to Chicago flight tickets

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Use the filters below to find and compare flights from Dublin to Chicago that are best for you.

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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?

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

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

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?

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?

No. A direct flight is the cheapest option for a flight between Dublin to Chicago.

How have Dublin to Chicago flight prices changed over time?

As of November 2025, prices for Dublin to Chicago flights are approximately 36% more expensive when compared to flights at the same time last year.

Which airlines fly to Chicago?

How often are flights from Dublin to Chicago delayed?

Historically, on average around 13% of flights between Dublin and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 139 minutes.

What is the most punctual flight time for Dublin to Chicago flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Dublin to Chicago flights?

According to our data, Etihad Airways have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

Which airport is the most popular for stopovers for flights between Dublin and Chicago?

Reykjavik (KEF) was the most common stop: 40% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Dublin to Chicago?

Flights via Copenhagen (CPH) offer the lowest average return price of €382.

Which stopover airport has the shortest travel time from Dublin to Chicago?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 11h 25m.

Which stopover airport has the shortest connection time from Dublin to Chicago?

Washington, D.C. (IAD) has the shortest average stopover time for this route: 0h 56m.

How many flights depart from Dublin to Chicago on average per day?

The number of flights available between Dublin and Chicago is 11 per day as of November 2025. The most frequent departure time is 10:00, with 68% of daily flights leaving at midday.

How many flights depart from Dublin to Chicago on average per week?

As of November 2025, there are 79 flights per week flying from Dublin to Chicago. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.

When to book flights from Dublin to Chicago

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

Fastest flight time

Direct flights

Airports in Chicago

How far is Dublin to Chicago by plane?

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

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?

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

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

United Airlines Flights From Dublin to Chicago

Aer Lingus Flights From Dublin to Chicago

Why use momondo?

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

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

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