Cheap flights from Chicago (CHI) to Ireland

Know your dates, get live prices in seconds:

From
To
Depart
–
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
Add another flight clear all

We work with more than 300 partners to bring you better travel deals

Home Europe Ireland Cheap flights from Chicago to Ireland

How to find the cheapest flight from
Chicago (CHI) to Ireland

All the information you need to plan the best CHI to DUB flight in 2021: compare Chicago to Ireland flight prices with the expected peak season, weather and rainfall in Ireland.
How far in advance should I book a flight from Chicago to Ireland?

To save on the cost of your flight from Chicago to Ireland, book at least 39 days before your planned departure. Booking around this time can save you about 73% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $716 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $973.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Ireland. Flights to Ireland from Chicago in February are about $575 on average during February, but can be found for as low as $452.

When is the cheapest time to fly from Chicago to Ireland (CHI - IE0)?

When flying from Chicago to Ireland, 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 Chicago to Ireland in September, October 2021

The best prices found for CHI to Ireland flights for September, October
23 Oct - 30 Oct
$258pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
23 Oct - 3 Nov
$261pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
7 Oct - 31 Oct
$262pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl

Chicago to Ireland 2021 flight deals

Cheap flights to Ireland from Chicago found for this year
23 Oct - 30 Oct
$258pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
23 Oct - 3 Nov
$261pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
7 Oct - 31 Oct
$262pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
DUB
Dublin
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl

Non-stop flights to Ireland from Chicago

Save time with Chicago to Ireland direct flight deals
8 Jan - 15 Jan
$347pp
ORD
Chicago O'Hare Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
ORD
Chicago O'Hare Intl
11 Nov - 21 Nov
$349pp
ORD
Chicago O'Hare Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
ORD
Chicago O'Hare Intl
29 Oct - 10 Nov
$353pp
ORD
Chicago O'Hare Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to Ireland

Late deals on round-trip flights to Ireland from Chicago, departing today and this week
5 Oct - 15 Oct
$470pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
DUB
Dublin
DUB
Dublin
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
5 Oct - 19 Oct
$480pp
ORD
Chicago O'Hare Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
ORD
Chicago O'Hare Intl
3 Oct - 14 Oct
$495pp
ORD
Chicago O'Hare Intl
United Airlines
 
1 STOP
DUB
Dublin
DUB
Dublin
United Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to Ireland from Chicago

The cheapest one-way flights from Chicago to Ireland
5:15 pm - 11:25 am
TAP AIR PORTUGAL
1 Stop
12h 10m
ORD - DUB
TAP AIR PORTUGAL
$331
11:00 am - 6:40 am
SAS
2 Stops
13h 40m
ORD - DUB
SAS
$363
KAYAK
2:40 am - 12:20 pm
Multiple Airlines
3 Stops
28h 40m
ORD - DUB
Multiple Airlines
$375
Combigo

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Chicago</span> to <span class="emphasized">Ireland</span> flights.

Flight FAQs

From Chicago to Ireland

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

Due to the rapidly changing circumstances due to COVID-19, airlines like Aer Lingus, British Airways, and United Airlines flying from Chicago to Ireland have implemented new flexible cancellation policies.

Are flight prices decreasing from Chicago to Ireland due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Chicago and Ireland for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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

Yes, there are multiple flights from Chicago to Ireland for under $300. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $258, but on average you can expect to pay $269.

Are there nonstop flights from Chicago to Ireland for under $400 on Cheapflights?

Cheapflights has at least 20 direct flights from Chicago to Ireland under $400. A good price for a nonstop flight from Chicago to Ireland is less than $421.

Are there last-minute flights available from Chicago to Ireland for under $500?

There are currently 20+ open flights from Chicago to Ireland within the next 7 days for less than $500.

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

The most popular airlines flying from Chicago to Ireland are Major Airline, American Airlines and Air Canada. Something to consider prior to booking your flight.

What are the cheapest flights from Chicago to Ireland?

While on average a flight from Chicago to Ireland is generally $1,550, our data shows the cheapest flight currently is $261. When looking at the most popular route, (Chicago O'Hare Intl - Dublin), you can expect to pay $263 for that flight.

What are the most reliable airlines from Chicago to Ireland?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Ireland on time: American Airlines(84%), Qatar Airways(84%), Finnair(84%.)

What are the most popular routes from Chicago to Ireland?

When deciding which route to take from Chicago to Ireland consider Chicago O'Hare Intl - Dublin, Chicago Midway - Dublin or Chicago O'Hare Intl - Shannon as they are the most popular.

Related searches

Flights to Ireland from Chicago
Flights to Chicago Flights to Ireland Flights from Chicago

Rent a Car

Car Rentals in Ireland

COVID Restrictions

View COVID Travel Restrictions for Ireland

Do I need a COVID test to fly to Ireland from Chicago?

Information is based on travel restrictions from Chicago to Ireland

Most visitors from Chicago need to provide a negative COVID-19 test result and/or quarantine to enter Ireland.

COVID-19 testing requirements
Visitors from Chicago must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Ireland.

Quarantine requirements
Visitors from Chicago are not required to quarantine after entering Ireland.

Do I need a test to fly back to Chicago from Ireland?

Returning to Chicago from Ireland

COVID-19 testing requirements
Visitors from Ireland must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago.

Quarantine requirements
Visitors from Ireland are not required to quarantine after entering Chicago.

Hide COVID Travel Restrictions for Ireland

Destination points for flights from Chicago to Ireland

Select to see more specific information for flights from Chicago to all places in Ireland.
Show more

Destination information for Ireland

Things to know before you go - useful duration and weather info for your trip from Chicago to Ireland.
Today's exchange rate
$1 = €0.86

Airports servicing Chicago

O'Hare Intl (ORD)
Midway (MDW)
Rockford (RFD)

Airports servicing

Donegal (CFN)
Dublin (DUB)
Galway (GWY)
Knock (NOC)
Cork (ORK)
Shannon (SNN)

Top 10 airlines flying from Chicago to Ireland

The chart below displays the airlines Cheapflights users traveling from Chicago to Ireland choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
SAS 		$267 $405 No cancel fee 77%
Icelandair 		$346 $590 No cancel fee 76%
United Airlines 		$368 $711 No cancel fee 69%
Iberia 		$408 $594 No cancel fee 77%
Lufthansa 		$410 $633 No cancel fee 76%
KLM 		$421 $580 No cancel fee 75%
British Airways 		$431 $710 No cancel fee 70%
Delta 		$432 $729 No cancel fee N/A
TAP AIR PORTUGAL 		$434 $482 No cancel fee N/A
Air Canada 		$434 $663 No cancel fee 67%

Popular flight searches

Check out other popular destinations found by fellow travelers in 2021.
Home Europe Ireland Cheap flights from Chicago to Ireland