Cheap flights from Ireland to Chicago

DUB — CHI
24 May — 31 May1
Return
1 adult
Economy
From?
To?
Tue 24/5
Tue 31/5

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

Users have found that booking a flight from Ireland to Chicago at least 25 days early can save you up to 30% on average compared to booking a flight this week. If booking 25 days before your flight isn’t an option for you, users have found flights from Ireland to Chicago for as little as £420 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £539 for flights departing within the next 3 days.

What is the cheapest month to fly from Ireland to Chicago?

Flights from Ireland to Chicago lean towards being more expensive in July. Prices are generally better when you fly from Ireland to Chicago in March, with the cheapest ticket starting at £300.

When is the cheapest time to fly from Ireland to Chicago (IE - CHI)?

When flying from Ireland to Chicago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Ireland to Chicago in May, June 2022

The best prices found for Ireland to CHI flights in May, June
7 Jun - 21 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

12h 05m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

30h 15m
£319

Icelandair

View Deal

Deal found 19/5/22

10 Jun - 17 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

12h 05m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

30h 15m
£350

Icelandair

View Deal

Deal found 18/5/22

10 Jun - 17 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

15h 20m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

9h 40m
£358

Icelandair

View Deal

Deal found 19/5/22

Ireland to Chicago 2022 flight deals

Cheap flights to Chicago from Ireland found for this year
14 Sep - 18 Sep
DUB

Dublin

ORD

Chicago O'Hare Intl

Nonstop

8h 30m
ORD

Chicago O'Hare Intl

DUB

Dublin

Nonstop

7h 20m
£273

Aer Lingus

View Deal

Deal found 17/5/22

7 Jun - 21 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

12h 05m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

30h 15m
£319

Icelandair

View Deal

Deal found 19/5/22

14 Sep - 18 Sep
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

12h 05m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

9h 40m
£321

Icelandair

View Deal

Deal found 17/5/22

Cheap Air Canada flights from Ireland to Chicago

7 Jun - 21 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

2 stops

31h 47m
ORD

Chicago O'Hare Intl

DUB

Dublin

2 stops

20h 15m
£384

Air Canada

View Deal

Deal found 19/5/22

6 Jun - 13 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

16h 35m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

30h 05m
£387

Air Canada

View Deal

Deal found 17/5/22

6 Jun - 13 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

15h 00m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

30h 05m
£388

Air Canada

View Deal

Deal found 19/5/22

Cheap Icelandair flights from Ireland to Chicago

7 Jun - 21 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

12h 05m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

30h 15m
£319

Icelandair

View Deal

Deal found 19/5/22

14 Sep - 18 Sep
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

12h 05m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

9h 40m
£321

Icelandair

View Deal

Deal found 17/5/22

10 Jun - 17 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

12h 05m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

30h 15m
£350

Icelandair

View Deal

Deal found 18/5/22

Direct flights to Chicago from Ireland

Save time with Ireland to Chicago direct flight deals
14 Sep - 18 Sep
DUB

Dublin

ORD

Chicago O'Hare Intl

Nonstop

8h 30m
ORD

Chicago O'Hare Intl

DUB

Dublin

Nonstop

7h 20m
£273

Aer Lingus

View Deal

Deal found 17/5/22

12 Oct - 16 Oct
DUB

Dublin

ORD

Chicago O'Hare Intl

Nonstop

8h 25m
ORD

Chicago O'Hare Intl

DUB

Dublin

Nonstop

7h 20m
£351

Aer Lingus

View Deal

Deal found 17/5/22

7 Oct - 14 Oct
DUB

Dublin

ORD

Chicago O'Hare Intl

Nonstop

8h 30m
ORD

Chicago O'Hare Intl

DUB

Dublin

Nonstop

7h 30m
£355

Aer Lingus

View Deal

Deal found 17/5/22

Last-minute flights from Ireland to Chicago

Late deals on return flights to Chicago from Ireland, departing today and this week
27 May - 4 Mar
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

13h 55m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

13h 50m
£371

Multiple Airlines

View Deal

Deal found 18/5/22

27 May - 4 Mar
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

12h 18m
ORD

Chicago O'Hare Intl

DUB

Dublin

1 stop

10h 50m
£379

British Airways

View Deal

Deal found 18/5/22

26 May - 4 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

27h 16m
ORD

Chicago O'Hare Intl

DUB

Dublin

2 stops

18h 43m
£387

United Airlines

View Deal

Deal found 17/5/22

One-way flights to Chicago All airports from Ireland

The cheapest one-way flights from Ireland to Chicago
12 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

15h 35m
£261

TAP AIR PORTUGAL

View Deal

Deal found 18/5/22

19 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

15h 35m
£263

TAP AIR PORTUGAL

View Deal

Deal found 19/5/22

23 Jun
DUB

Dublin

ORD

Chicago O'Hare Intl

1 stop

30h 40m
£268

TAP AIR PORTUGAL

View Deal

Deal found 19/5/22

Related info for your journey

Useful info, stats and facts about Ireland to Chicago flights.

Which airlines flying from Ireland to Chicago have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Ireland to Chicago that may be offering flexible cancellation policies are Aer Lingus, British Airways, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Ireland to Chicago for under £300 on Cheapflights?

Yes, there are multiple flights from Ireland to Chicago for under £300. The cheapest flight booked recently is on Aer Lingus for just £273, but on average you can expect to pay £359.

Are there nonstop flights from Ireland to Chicago for under £300 on Cheapflights?

Cheapflights has at least 20 direct flights from Ireland to Chicago under £300. A good price for a nonstop flight from Ireland to Chicago is less than £405.

Are there last-minute flights available from Ireland to Chicago for under £400?

There are currently 20+ open flights from Ireland to Chicago within the next 7 days for less than £400.

What days are nonstop flights available from Ireland to Chicago?

You can find nonstop flights on the following days: Thursday, Friday.

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

On average 1 flight departs from Ireland to Chicago per day.
Early Morning (Midnight to 6am) - 100% of flight departures

How long is the flight from Ireland to Chicago?

Departing from Ireland to Chicago will take you 8h 15m. Ireland and Chicago are separated by a distance of 3683 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Ireland to Chicago one-way?

£261 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on WestJet and KLM, with prices starting from £330 and £340, respectively.

What are the most popular airlines that fly from Ireland to Chicago?

The most popular airlines flying from Ireland to Chicago are American Airlines, Finnair and British Airways. Something to consider prior to booking your flight.

What are the most reliable airlines from Ireland to Chicago?

The top 3 most reliable airlines when flying from Ireland to Chicago are American Airlines (100%), Qatar Airways (100%) and Finnair (100%).

What are the cheapest flights from Ireland to Chicago?

The cheapest flight price from Ireland to Chicago is £324. On average you can expect to pay £733. The most popular route, (Dublin - Chicago O'Hare Intl), can usually be booked for £388.

Departure points for flights from Ireland to Chicago

Select to see more specific information for flights to Chicago from all departure points in Ireland

Top 5 airlines flying from Ireland to Chicago

The chart below displays the airlines Cheapflights users travelling from Ireland to Chicago choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
TAP AIR PORTUGALCheapest£196Average£314FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search TAP AIR PORTUGAL flights
IcelandairCheapest£258Average£330FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Icelandair flights
FinnairCheapest£282Average£440FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Finnair flights
LufthansaCheapest£283Average£367FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Lufthansa flights
Aer LingusCheapest£306Average£381FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Aer Lingus flights

Hourly flight availability from Ireland to Chicago

See what time of day planes typically take off from Ireland to Chicago
3%of flight departuresEarly morningMidnight to 6 am
97%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM