What airlines fly to Chicago?

Aer Lingus, United Airlines and Lufthansa 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 76% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 3 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between Dublin and Chicago is 91 per week as of November 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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

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

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

As of November 2025, there are 13 flights per day flying from Dublin to Chicago. The most common time of day flights depart is 10:00AM, with 68% of flights taking off at noon.

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 in the morning have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from Dublin to Chicago?

TAP AIR PORTUGAL and WestJet are the most popular carriers operating from Dublin to Chicago

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

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

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.

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

Prices for flights from Dublin Airport to Chicago are updated daily.

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

As of November 2025, there are 3 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?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Chicago trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$327 Cheap Flights from Dublin to Chicago in 2025/26

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Cheap round-trip flights

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8:35 am - 3:55 pmDUB-ORD

13h 20m1 stop

5:00 pm - 9:50 amORD-DUB

10h 50m1 stop

$465British Airways

Find Deal

Tue, Mar 31 - Tue, Apr 7

11:30 am - 7:29 pmDUB-ORD

13h 59m2 stops

6:25 pm - 12:35 pmORD-DUB

12h 10m1 stop

$466American Airlines

Find Deal

Fri, Jan 16 - Mon, Jan 19

8:50 am - 8:10 pmDUB-ORD

17h 20m2 stops

3:27 pm - 2:20 pmORD-DUB

16h 53m2 stops

$468British Airways

Find Deal

Thu, Jan 8 - Tue, Feb 3

7:05 pm - 4:45 pmDUB-ORD

27h 40m1 stop

7:20 pm - 6:20 pmORD-DUB

17h 00m1 stop

$469Scandinavian Airlines

Find Deal

Fri, Feb 27 - Sat, Mar 7

7:05 pm - 4:45 pmDUB-ORD

27h 40m1 stop

8:20 pm - 6:20 pmORD-DUB

17h 00m1 stop

$470Scandinavian Airlines

Find Deal

Fri, Feb 27 - Wed, Mar 11

4:40 pm - 7:15 pmDUB-ORD

8h 35mnonstop

9:00 pm - 10:20 amORD-DUB

7h 20mnonstop

$475Aer Lingus

Find Deal

Fri, Feb 20 - Fri, Feb 27

11:30 am - 5:20 pmDUB-ORD

11h 50m1 stop

6:30 pm - 10:15 amORD-DUB

9h 45m1 stop

$476Icelandair

Find Deal

Mon, Jan 12 - Sat, Jan 17

11:30 am - 2:00 pmDUB-ORD

8h 30mnonstop

7:40 pm - 9:00 amORD-DUB

7h 20mnonstop

$478Aer Lingus

Find Deal

Thu, Dec 4 - Wed, Dec 10

5:55 am - 5:34 pmDUB-MDW

17h 39m2 stops

6:35 pm - 3:45 pmMDW-DUB

15h 10m2 stops

$492Delta

Find Deal

Wed, Jan 14 - Tue, Jan 20

5:55 am - 6:18 pmDUB-MDW

18h 23m2 stops

10:49 am - 7:45 amMDW-DUB

14h 56m1 stop

$495Delta

Find Deal

Fri, Dec 5 - Mon, Dec 8

British Airways flights from Dublin to Chicago

Our best British Airways deals on Dublin to Chicago flight tickets

British Airways

Mar 31

DUB8:35 amDublin

13h 20m

1 stop

ORD3:55 pmChicago O'Hare Intl

Apr 7

ORD5:00 pmChicago O'Hare Intl

10h 50m

1 stop

DUB9:50 amDublin

$465

Find similar

British Airways

Jan 8

DUB8:50 amDublin

17h 20m

2 stops

ORD8:10 pmChicago O'Hare Intl

Feb 3

ORD3:27 pmChicago O'Hare Intl

16h 53m

2 stops

DUB2:20 pmDublin

$468

Find similar

British Airways

Feb 27

DUB7:00 amDublin

14h 25m

1 stop

ORD3:25 pmChicago O'Hare Intl

Mar 10

ORD6:10 pmChicago O'Hare Intl

10h 25m

1 stop

DUB9:35 amDublin

$504

Find similar

American Airlines flights from Dublin to Chicago

Our best American Airlines deals on Dublin to Chicago flight tickets

American Airlines

Jan 16

DUB11:30 amDublin

13h 59m

2 stops

ORD7:29 pmChicago O'Hare Intl

Jan 19

ORD6:25 pmChicago O'Hare Intl

12h 10m

1 stop

DUB12:35 pmDublin

$466

Find similar

American Airlines

Dec 5

DUB11:30 amDublin

15h 04m

1 stop

ORD8:34 pmChicago O'Hare Intl

Dec 8

ORD6:35 pmChicago O'Hare Intl

12h 00m

1 stop

DUB12:35 pmDublin

$472

Find similar

American Airlines

Nov 24

DUB10:45 amDublin

12h 15m

1 stop

ORD5:00 pmChicago O'Hare Intl

Nov 30

ORD8:13 amChicago O'Hare Intl

18h 27m

1 stop

DUB8:40 amDublin

$479

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 3/31

8:35 am-3:55 pm

1 stop13h 20m

Chicago O'Hare Intl

Tue 4/7

5:00 pm-9:50 am

1 stop10h 50m

$465

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 1/16

11:30 am-7:29 pm

2 stops13h 59m

Chicago O'Hare Intl

Mon 1/19

6:25 pm-12:35 pm

1 stop12h 10m

$466

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 1/8

8:50 am-8:10 pm

2 stops17h 20m

Chicago O'Hare Intl

Tue 2/3

3:27 pm-2:20 pm

2 stops16h 53m

$468

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 2/27

7:05 pm-4:45 pm

1 stop27h 40m

Chicago O'Hare Intl

Sat 3/7

7:20 pm-6:20 pm

1 stop17h 00m

$469

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 2/27

7:05 pm-4:45 pm

1 stop27h 40m

Chicago O'Hare Intl

Wed 3/11

8:20 pm-6:20 pm

1 stop17h 00m

$470

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 2/20

4:40 pm-7:15 pm

Nonstop8h 35m

Chicago O'Hare Intl

Fri 2/27

9:00 pm-10:20 am

Nonstop7h 20m

$475

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 1/12

11:30 am-5:20 pm

1 stop11h 50m

Chicago O'Hare Intl

Sat 1/17

6:30 pm-10:15 am

1 stop9h 45m

$476

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 12/4

11:30 am-2:00 pm

Nonstop8h 30m

Chicago O'Hare Intl

Wed 12/10

7:40 pm-9:00 am

Nonstop7h 20m

$478

DublinChicago

DUB - MDW

DUBMDW

Dublin

Wed 1/14

5:55 am-5:34 pm

2 stops17h 39m

Chicago Midway

Tue 1/20

6:35 pm-3:45 pm

2 stops15h 10m

$492

DublinChicago

DUB - MDW

DUBMDW

Dublin

Fri 12/5

5:55 am-6:18 pm

2 stops18h 23m

Chicago Midway

Mon 12/8

10:49 am-7:45 am

1 stop14h 56m

$495

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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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Chicago?

The month of September is, on average, the cheapest month to fly to Chicago from Dublin, with most prices found around $472. If you’re not able to fly to Chicago in September, then November is your next best option. Flight prices from Dublin to Chicago during November average around $478.

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

The cheapest day to depart on your flight to Chicago is on a Sunday when prices can be found for as low as $665. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Dublin to Chicago for around $816.

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

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Dublin to Chicago during this time can be as low as $691. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $818.

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 $602 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Dublin for as low as $542 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 6% 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 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 round-trip 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	$504
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 $504. The best round-trip flight deal from Dublin to Chicago found on momondo in the last 72 hours is $600.

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?
Dublin and Chicago are 3657.3 mi apart from one another. In terms of flight time, this usually takes a little over 8h 30m.
When did momondo last update prices for flights from Dublin Airport to Chicago?
Prices for flights from Dublin Airport to Chicago are updated daily.
How many operators does momondo search for flights from Dublin Airport to Chicago?
As of November 2025, there are 3 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?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Chicago trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Dublin to Chicago?
Based on momondo bookings for flights between Dublin and Chicago, the leading plane model is Boeing 787-8 Dreamliner, making up 23.80% of the total bookings. Other popular models include Boeing 767-300 with 20.64%, Boeing 787 Dreamliner with 19.53%, and Airbus A330-300 with 17.31%.
What is the most popular airline from Dublin to Chicago?
Based on momondo bookings for flights between Dublin and Chicago, the leading airline is Aer Lingus, making up 83% of the total bookings. Other popular airlines include United Airlines with 17%.

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
Lufthansa	PriceFrom $393	Free Cancellation	Rating 6.8 7,577 reviews	Search Lufthansa flights
Aer Lingus	PriceFrom $453	Free Cancellation	Rating 7.2 1,376 reviews	Search Aer Lingus flights
United Airlines	PriceFrom $479	Free Cancellation	Rating 7.4 9,020 reviews	Search United Airlines flights

United Airlines Flights From Dublin to Chicago
United Airlines flight deals from Dublin to Chicago start from $479 round-trip. Over the 7 United Airlines flights for this route in a normal week, average airfare is usually $696 round-trip - but some users have found much cheaper deals with momondo.
Aer Lingus Flights From Dublin to Chicago
The best Aer Lingus deal for Dublin to Chicago flight tickets found on momondo in the last 72 hours was $453, round-trip. It should be noted that an average Aer Lingus flight deal for this route in this time was higher, at $633 round-trip. Aer Lingus operates 14 flights out of Dublin into Chicago in an average week, so prices vary by time and availability. 1,376 Aer Lingus reviews by users on momondo have scored the airline at 7.2/10.

Merrillville

New Buffalo

Hammond

Benton Harbor

Saint Joseph

Portage

Lansing

Schererville

Valparaiso

Crown Point

Munster

Chesterton

Monticello

Porter

Griffith

Saint John

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Dublin to Chicago. momondo saves you time and could save you money on your trip.

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

Flights from Dublin to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Dublin to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Chicago from Dublin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Dublin to Chicago from $327

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 1/21. 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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British Airways flights from Dublin to Chicago

Our best British Airways deals on Dublin to Chicago flight tickets

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Our best American Airlines deals on Dublin to Chicago flight tickets

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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 cheapest month to fly to Chicago?

The month of September is, on average, the cheapest month to fly to Chicago from Dublin, with most prices found around $472. If you’re not able to fly to Chicago in September, then November is your next best option. Flight prices from Dublin to Chicago during November average around $478.

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?

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Dublin to Chicago during this time can be as low as $691. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $818.

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?

You could potentially save up to 6% 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 November 2025, prices for Dublin to Chicago flights are approximately 36% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Dublin to Chicago?

TAP AIR PORTUGAL and WestJet are the most popular carriers operating from Dublin to Chicago

What 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 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 which experiences the fewest number of 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 least number of delays on this route over the last 12 months; with no flights being classified as delayed.

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

As of November 2025, there are 13 flights per day flying from Dublin to Chicago. The most common time of day flights depart is 10:00AM, with 68% of flights taking off at noon.

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

The number of flights available between Dublin and Chicago is 91 per week as of November 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving 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

Traveling to a place near 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?

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

An easier way to manage your Chicago trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down