Cheap flights from Chicago to Dublin from $81

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Dublin departing on 8/31. 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 round-trip flights

JetBlue Logo
8:40 am - 9:00 amORD-DUB
18h 20m1 stop
JetBlue Logo
11:30 am - 8:50 pmDUB-ORD
15h 20m1 stop
$81JetBlue
Find Deal
Sun, Aug 31 - Mon, Sep 15
JetBlue Logo
4:27 pm - 9:00 amORD-DUB
10h 33m1 stop
JetBlue Logo
10:40 am - 7:55 amDUB-ORD
27h 15m1 stop
$125JetBlue
Find Deal
Thu, Aug 21 - Tue, Aug 26
JetBlue Logo
9:40 am - 9:00 amORD-DUB
17h 20m1 stop
JetBlue Logo
10:40 am - 7:55 amDUB-ORD
27h 15m1 stop
$144JetBlue
Find Deal
Sat, Aug 9 - Sat, Aug 23
Icelandair Logo
6:30 pm - 10:15 amORD-DUB
9h 45m1 stop
Icelandair Logo
11:30 am - 5:20 pmDUB-ORD
11h 50m1 stop
$371Icelandair
Find Deal
Mon, Dec 1 - Sun, Dec 14
TAP AIR PORTUGAL Logo
8:15 pm - 4:10 pmORD-DUB
13h 55m1 stop
TAP AIR PORTUGAL Logo
4:25 am - 3:15 pmDUB-ORD
16h 50m1 stop
$402TAP AIR PORTUGAL
Find Deal
Fri, Nov 7 - Thu, Nov 13
TAP AIR PORTUGAL Logo
6:00 pm - 12:05 amORD-DUB
24h 05m1 stop
TAP AIR PORTUGAL Logo
4:55 pm - 4:00 pmDUB-ORD
28h 05m1 stop
$403TAP AIR PORTUGAL
Find Deal
Thu, Oct 23 - Tue, Oct 28
Scandinavian Airlines Logo
7:20 pm - 9:25 amORD-DUB
32h 05m1 stop
Scandinavian Airlines Logo
10:45 am - 4:45 pmDUB-ORD
36h 00m2 stops
$406Scandinavian Airlines
Find Deal
Fri, Nov 7 - Fri, Nov 14
Scandinavian Airlines Logo
7:20 pm - 9:25 amORD-DUB
32h 05m1 stop
Scandinavian Airlines Logo
10:45 am - 4:45 pmDUB-ORD
36h 00m2 stops
$407Scandinavian Airlines
Find Deal
Fri, Nov 7 - Fri, Nov 14
Delta Logo
9:20 am - 7:55 amMDW-DUB
16h 35m1 stop
Delta Logo
9:45 am - 9:44 pmDUB-MDW
17h 59m1 stop
$533Delta
Find Deal
Mon, Oct 20 - Wed, Nov 5
Delta Logo
1:08 pm - 10:00 amMDW-DUB
14h 52m1 stop
Delta Logo
11:00 am - 9:44 pmDUB-MDW
16h 44m1 stop
$538Delta
Find Deal
Wed, Aug 13 - Thu, Aug 21

JetBlue flights from Chicago to Dublin

Our best JetBlue deals on Chicago to Dublin flight tickets
JetBlue
Aug 31
ORD8:40 amChicago O'Hare Intl
18h 20m
1 stop
DUB9:00 amDublin
Sep 15
DUB11:30 amDublin
15h 20m
1 stop
ORD8:50 pmChicago O'Hare Intl
JetBlue
Aug 21
ORD4:27 pmChicago O'Hare Intl
10h 33m
1 stop
DUB9:00 amDublin
Aug 26
DUB10:40 amDublin
27h 15m
1 stop
ORD7:55 amChicago O'Hare Intl
JetBlue
Aug 9
ORD9:40 amChicago O'Hare Intl
17h 20m
1 stop
DUB9:00 amDublin
Aug 23
DUB10:40 amDublin
27h 15m
1 stop
ORD7:55 amChicago O'Hare Intl

Scandinavian Airlines flights from Chicago to Dublin

Our best Scandinavian Airlines deals on Chicago to Dublin flight tickets
Scandinavian Airlines
Nov 7
ORD7:20 pmChicago O'Hare Intl
32h 05m
1 stop
DUB9:25 amDublin
Nov 14
DUB10:45 amDublin
36h 00m
2 stops
ORD4:45 pmChicago O'Hare Intl
Scandinavian Airlines
Nov 7
ORD7:20 pmChicago O'Hare Intl
32h 05m
1 stop
DUB9:25 amDublin
Nov 14
DUB10:45 amDublin
36h 00m
2 stops
ORD4:45 pmChicago O'Hare Intl
Scandinavian Airlines
Nov 7
ORD7:20 pmChicago O'Hare Intl
32h 05m
1 stop
DUB9:25 amDublin
Nov 14
DUB12:30 pmDublin
34h 15m
1 stop
ORD4:45 pmChicago O'Hare Intl

See travel insights to Dublin from

How to get the cheapest flight ticket from Chicago to Dublin

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 Dublin?

In general, February is the cheapest month to fly from Chicago to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $542. If you’re not able to fly to Dublin in February, then January is your next best option. Flight prices from Chicago to Dublin during January average around $547.

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

The cheapest day to depart from Chicago to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $738. Flights from Chicago to Dublin on a Friday will generally be more expensive and average around $813. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

At noon is the cheapest time of day to fly from Chicago to Dublin when you can find flight prices for as low as $735. Flying to Dublin at noon is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $775.

What is the cheapest Chicago to Dublin flight route?

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

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

You are more likely to see cheaper flights to Dublin from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $692 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Chicago for as low as $627 on momondo.

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

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

How have Chicago to Dublin flight prices changed over time?

As of July 2025, prices for Chicago to Dublin flights are approximately 55% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Dublin

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

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

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

Best Price Found

$190

Fastest flight time

9h 43m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from Chicago in the past 72 hours is $190. The best round-trip flight deal from Chicago to Dublin found on momondo in the last 72 hours is $81.
The fastest flight from Chicago to Dublin takes 9h 43m
Direct flights go from Chicago to Dublin every day.
There is 1 airport near Dublin: Dublin (DUB)

  • How far is Chicago to Dublin by plane?

    There are 3657.3 mi between Chicago and Dublin. A reasonable flight in good conditions will take 9h 43m.

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

    Prices for flights from Chicago to Dublin Airport refresh daily.

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

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

    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 Chicago to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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


Best airlines flying from Chicago to Dublin

Compare and see reviews for airlines that fly from Chicago to Dublin with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $353Free CancellationRating
7.0
518 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $393Free CancellationRating
7.1
1,922 reviews
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesPriceFrom $400Free CancellationRating
7.3
1,424 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom $445Free CancellationRating
7.1
1,168 reviews
Search Aer Lingus flights
SWISSPriceFrom $473Free CancellationRating
7.5
1,661 reviews
Search SWISS flights
IberiaPriceFrom $511Free CancellationRating
7.0
2,842 reviews
Search Iberia flights
British AirwaysPriceFrom $519Free CancellationRating
6.6
7,151 reviews
Search British Airways flights
FinnairPriceFrom $526Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
American AirlinesPriceFrom $526Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $528Free CancellationRating
7.3
3,906 reviews
Search Turkish Airlines flights
  • Finnair Flights From Chicago to Dublin

    The lowest priced Finnair flight from Chicago to Dublin from the last 72 hours was $526. Generally, Finnair has 7 flights on this route every week with an average price of $823. Finnair is rated 7.6/10 by our users.

  • SWISS Flights From Chicago to Dublin

    $473 is the best SWISS flight deal from Chicago to Dublin found on momondo over the last 72 hours. The average SWISS ticket price found was closer to $818, however, with flight time and availability significantly affecting the price. SWISS (7.5/10 from 1,661 user reviews) flies into Dublin from Chicago 7 times in an average week so prices can vary.


Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Swords
Maynooth
Athlone
Dundalk
Malahide
Leixlip
Mullingar
Bray
Castleknock
Cavan
Kildare
Naas
Drogheda
Arklow
Enniscorthy
Wicklow
Tullamore
Slane
Thurles

Why use momondo?

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

It is quick and easy to find Chicago to Dublin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dublin that suits you.

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

All flight searches from Chicago to Dublin on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Dublin from Chicago.

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

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


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1 adult
Tue 7/22
Tue 7/29

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