Cheap flights from Dublin to Chicago

Dublin
DUB
Chicago FSS
CHI

Flight deals from Dublin to Chicago

Below you can see the best deals on flights Dublin — Chicago for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 23 September, from $332.

Top 10 cheap flights from Dublin to Chicago

TS
F9
F9
$ 449

Dublin — Chicago

13:15—17:51
10 Sep 2026
34 h 36 m
2 stops
WS
DL
DL
$ 457

Dublin — Chicago

09:40—10:23
24 Aug 2026
30 h 43 m
2 stops
WS
DL
DL
$ 457

Dublin — Chicago

09:40—19:12
24 Aug 2026
39 h 32 m
2 stops
WS
AC
AC
$ 457

Dublin — Chicago

09:40—10:16
24 Aug 2026
30 h 36 m
2 stops
WS
UA
UA
$ 461

Dublin — Chicago

09:40—10:58
24 Aug 2026
31 h 18 m
2 stops
WS
UA
UA
$ 461

Dublin — Chicago

09:40—11:59
24 Aug 2026
32 h 19 m
2 stops
WS
DL
DL
$ 461

Dublin — Chicago

10:40—16:17
4 Sep 2026
35 h 37 m
2 stops
WS
DL
DL
$ 461

Dublin — Chicago

10:40—16:59
4 Sep 2026
36 h 19 m
2 stops
WS
DL
DL
$ 461

Dublin — Chicago

10:40—20:30
4 Sep 2026
39 h 50 m
2 stops
WS
AC
AC
$ 463

Dublin — Chicago

09:40—09:00
24 Aug 2026
29 h 20 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Dublin — Chicago flight

Looking for cheap flights from Dublin to Chicago? Compare fares from different airlines, check the flight schedule and travel time — and book your Dublin — Chicago ticket online at the best price.

The route has direct flights — around 71 flights per week, flights are operated by Aer Lingus, American Airlines, United Airlines, British Airways and 7 more airlines, a nonstop flight takes about 8 h, the distance between the cities is around 5,906 km.

Planning your trip? You may find our Chicago travel guide, how to get from the airport into town and Chicago weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $332Min. price
SeptemberCheapest
JulyPeak season
YesDirect flights
5,906 kmDistance
8 hTravel time
11Airlines
71 / wkFlights

Flight schedule from Dublin to Chicago

The table shows direct flights from Dublin to Chicago on the selected date. The flight takes approximately 8 h. Regular flights are operated by Aer Lingus, American Airlines, United Airlines and British Airways. Departures from Dublin Airport airports, arrivals at O'Hare International Airport, Chicago Midway International Airport and Midway International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Dublin — Chicago

Below is a calendar of the lowest flight ticket prices for Dublin — Chicago by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $332 in September, and the most expensive are around $1,009 in July. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Dublin to Chicago by month. Tickets are usually cheapest in February (around $447) and priciest in July (about $701) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$459lowMay$580highSep$556medium
Feb$447lowJun$665highOct$483low
Mar$496mediumJul$701highNov$471low
Apr$532mediumAug$653highDec$568medium

Some values are estimated based on seasonality.

When to fly

Weather in Chicago: it is warmest in July (up to 27 °C on average) and coolest in January (around 0 °C). The driest month is November.

Tickets are usually cheapest in September and most expensive in July. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Chicago

Dry and wet days · Chicago

Wind speed and direction · Chicago

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How to get the best deal on a Dublin — Chicago ticket

  • Book ahead: fares for Dublin — Chicago are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Chicago is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Dublin — Chicago route are operated by 11 airlines; Aer Lingus runs the most flights (around 41% of all flights). Compare carriers, flight shares and schedules below.

  • Aer LingusEI
    10x/week
    WebsiteFleet: 5710.7M pax/year
    • Direct flight DUB → ORD10x/week
      Duration
      8h 22m
      Days
      MTWTFSS
    40.8%Open →
  • American AirlinesAA
    5x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight DUB → ORD5x/week
      Duration
      7h 52m
      Days
      MTWTFSS
    22.5%Open →
  • United AirlinesUA
    5x/week
    WebsiteFleet: 956165M pax/year
    • Direct flight DUB → ORD5x/week
      Duration
      8h 5m
      Days
      MTWTFSS
    19.7%Open →
  • British AirwaysBA
    1x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight DUB → ORD1x/week
      Duration
      6h
      Days
      MTWTFSS
    4.2%Open →
  • IberiaIB
    1x/week
    WebsiteFleet: 9224M pax/year
    • Direct flight DUB → ORD1x/week
      Duration
      6h
      Days
      MTWTFSS
    4.2%Open →
  • Air CanadaAC
    1x/week
    WebsiteFleet: 20346M pax/year
    • Direct flight DUB → ORD1x/week
      Duration
      6h
      Days
      MTWTFSS
    1.4%Open →
  • Alaska AirlinesAS
    1x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight DUB → ORD1x/week
    1.4%Open →
  • LufthansaLH
    1x/week
    WebsiteFleet: 38764.5M pax/year
    • Direct flight DUB → ORD1x/week
      Duration
      6h
      Days
      MTWTFSS
    1.4%Open →
  • AustrianOS
    1x/week
    WebsiteFleet: 6814.6M pax/year
    • Direct flight DUB → ORD1x/week
      Duration
      6h
      Days
      MTWTFSS
    1.4%Open →
  • Brussels AirlinesSN
    1x/week
    WebsiteFleet: 468.3M pax/year
    • Direct flight DUB → ORD1x/week
      Duration
      6h
      Days
      MTWTFSS
    1.4%Open →
  • FinnairAY
    1x/week
    WebsiteFleet: 7911M pax/year
    • Direct flight DUB → ORD1x/week
      Duration
      6h
      Days
      MTWTFSS
    1.4%Open →

Cities and airports on the Dublin — Chicago route

Flights Dublin — Chicago depart from Dublin Airport and arrive at O'Hare International Airport, Chicago Midway International Airport, Midway International Airport and Chicago Rockford International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Dublin

DUB
Ireland
About the cityHow to get thereWeatherAll about the country Ireland
Arrival

Chicago

CHI
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Dublin — Chicago flight

How long is the flight from Dublin to Chicago?

A nonstop Dublin — Chicago flight takes about 8 h — the distance between the cities is around 5,906 km.

How far is it from Dublin to Chicago?

The distance from Dublin to Chicago is about 5,906 km, which a nonstop flight covers in around 8 h.

Are there direct flights from Dublin to Chicago?

Yes, there are nonstop flights Dublin — Chicago — around 71 flights per week.

Which airlines fly from Dublin to Chicago?

Airlines operating Dublin — Chicago include Aer Lingus, American Airlines, United Airlines, British Airways, Iberia. See the full list with schedules in the "Airlines" section on this page.

Which airports do Dublin — Chicago flights use?

Flights from Dublin depart from Dublin Airport, and arrive at O'Hare International Airport, Chicago Midway International Airport, Midway International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Dublin to Chicago?

The price of a Dublin — Chicago ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in July. Tickets typically cost between $332 and $1,009. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Dublin — Chicago?

Flights Dublin — Chicago are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Dublin to Chicago?

To catch a low fare Dublin — Chicago, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Dublin

See all
LondonEdinburghAmsterdamManchesterParisBirminghamGlasgowNew York CityFrankfurt am MainMadridTorontoWashington, D.C.IstanbulBostonMunichMalagaBarcelonaBristolZurichSouthamptonFaroLiverpoolLeedsLisbonRomeCopenhagenDohaAberdeenDusseldorfNewcastle upon TynePhiladelphiaBrusselsBerlinMinneapolisMilanAbu DhabiArrecifeChisinauDubaiOslo

Where else you can fly from Chicago

See all
New York CityTorontoDetroitWashington, D.C.AtlantaMinneapolisLos AngelesSeattleBostonDallasHoustonOrlandoDenverLondonNashvilleIndianapolisSan DiegoMontrealMilwaukeeSt. LouisCharlottePhiladelphiaColumbusKansas CityMiamiPhoenixLas VegasCincinnatiGrand RapidsDes MoinesRaleighSan FranciscoMadisonDaytonGreen BayTampaPittsburghLouisvilleKnoxvilleRochester

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