HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$416+ Cheap flights from Green Bay (GRB) to Ireland

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — DUB
Feb 18 — Feb 251
Wed 2/18
Wed 2/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Green Bay to Ireland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Green Bay to Ireland

Keep the following information in mind while searching for Green Bay to Ireland flight deals. Data was last updated January 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$416
(KAYAK)

Popular in

June

Cheapest in

February
Provider with most accurate pricing for Green Bay Austin-Straubel-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Dublin flights.
Search Deals
From Green Bay Austin-Straubel to Ireland
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($339 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($45 potential savings vs. average RT price).
Search Deals

Find flight deals from Green Bay to Ireland

Cheapest flights from Green Bay to Ireland
Explore the most affordable flight options available from Green Bay to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 19, 2026.

This KAYAK deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:18 pm
GRB
-
DUB
2 stops14h 12m
British Airways
Tue 5/511:10 am
DUB
-
GRB
2 stops16h 29m
British Airways
Deal found 1/17$416
This American Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/114:53 pm
GRB
-
DUB
1 stop11h 27m
American Airlines
Fri 2/204:40 pm
DUB
-
GRB
1 stop12h 52m
American Airlines
Deal found 1/17$434
This American Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 am
GRB
-
DUB
1 stop17h 10m
American Airlines
Tue 5/51:20 pm
DUB
-
GRB
2 stops14h 19m
American Airlines
Deal found 1/17$435
This Ovago deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:32 pm
GRB
-
DUB
2 stops17h 13m
British Airways
Mon 2/238:50 am
DUB
-
GRB
2 stops16h 52m
British Airways
Deal found 1/17$437
This American Airlines deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:47 am
GRB
-
DUB
2 stops13h 28m
American Airlines
Tue 9/152:25 pm
DUB
-
GRB
2 stops14h 42m
American Airlines
Deal found 1/18$443
This United Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/168:00 am
GRB
-
DUB
1 stop18h 10m
United Airlines
Mon 2/239:00 am
DUB
-
GRB
2 stops36h 09m
United Airlines
Deal found 1/17$458
This oojo deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/245:18 pm
GRB
-
DUB
2 stops14h 12m
British Airways
Wed 4/298:40 am
DUB
-
GRB
2 stops18h 59m
British Airways
Deal found 1/18$471
This American Airlines deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/245:18 pm
GRB
-
DUB
2 stops15h 32m
American Airlines
Wed 4/294:45 pm
DUB
-
GRB
1 stop10h 54m
American Airlines
Deal found 1/18$479
This United Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/232:39 pm
GRB
-
DUB
1 stop11h 31m
United Airlines
Tue 1/2710:40 am
DUB
-
GRB
1 stop33h 22m
United Airlines
Deal found 1/17$484
This United Airlines deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/68:00 am
GRB
-
DUB
2 stops17h 30m
United Airlines
Tue 2/109:30 am
DUB
-
GRB
2 stops15h 33m
United Airlines
Deal found 1/18$489

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 19, 2026.
Use the filters below to find and compare flights from Green Bay to Ireland that are best for you.

Fly from

Green Bay

Fly to

Ireland

Route

Depart

Return

Price

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Wed 4/29

5:18 pm-1:30 pm

2 stops14h 12m

Dublin

Tue 5/5

11:10 am-9:39 pm

2 stops16h 29m

$416

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 2/16

6:32 pm-5:45 pm

2 stops17h 13m

Dublin

Mon 2/23

8:50 am-7:42 pm

2 stops16h 52m

$437

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Wed 4/29

7:48 am-5:10 am

1 stop15h 22m

Dublin

Tue 5/5

11:35 am-5:00 pm

1 stop11h 25m

$439

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 2/16

8:00 am-8:10 am

1 stop18h 10m

Dublin

Mon 2/23

9:00 am-3:09 pm

2 stops36h 09m

$458

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Fri 2/6

8:00 am-7:30 am

2 stops17h 30m

Dublin

Tue 2/10

9:30 am-7:03 pm

2 stops15h 33m

$489

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 3/3

3:05 pm-10:20 am

2 stops13h 15m

Dublin

Tue 3/10

9:30 am-6:52 pm

2 stops14h 22m

$489

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Wed 6/10

5:30 am-8:45 am

1 stop21h 15m

Dublin

Fri 6/19

5:55 am-9:26 pm

2 stops21h 31m

$874

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Sun 6/7

5:30 am-8:45 am

1 stop21h 15m

Dublin

Fri 6/19

5:55 am-4:33 pm

2 stops16h 38m

$874

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 6/8

11:53 am-7:55 am

1 stop14h 02m

Dublin

Fri 6/19

5:55 am-9:26 pm

2 stops21h 31m

$874

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

Best time to book a flight from Green Bay to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Green Bay with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Green Bay to Ireland

What is the cheapest month to book a flight from Green Bay to Ireland?

Currently, April is the cheapest month in which you can book a flight from Green Bay to Ireland (average of $438). Flying from Green Bay to Ireland in January is currently the most expensive (average of $1,624). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated January 19, 2026.
See what other customers who have flown with United Airlines and American Airlines from Green Bay to Ireland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,176 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,176 reviews
United Airlines
7.4
Good
9,176 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,160 reviews
United Airlines
7.4
Good
9,176 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Green Bay to Ireland?

    Located just 5.9 mi from the city center, Green Bay Austin-Straubel (GRB) is the airport most travelers will use when flying to Ireland from Green Bay.

  • How long is the flight from Green Bay to Ireland?

    British Airways, American Airlines, and United Airlines can get you from Green Bay to Ireland in just under 14h 12m. Your travel time can differ by up to 3h 58m. Airlines will cover a distance of 3554 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Green Bay to Ireland that include hotel bookings?

    Yes. In addition to deals on Green Bay to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Green Bay to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to Ireland.

  • Can I find deals for business class flights from Green Bay to Ireland?

    Yes. Cheapflights offers flight deals from Green Bay to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Green Bay to Ireland?

    Currently, April is the cheapest month in which you can book a flight from Green Bay to Ireland (average of $438). Flying from Green Bay to Ireland in January is currently the most expensive (average of $1,624). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Green Bay to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Heathrow flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Charles de Gaulle flights
O'Hare Intl to Dublin flights
O'Hare Intl to Athens flights
O'Hare Intl to Madrid flights
O'Hare Intl to Barcelona-El Prat flights
O'Hare Intl to Orly flights
O'Hare Intl to Gatwick flights
O'Hare Intl to Amsterdam flights
O'Hare Intl to London City flights
O'Hare Intl to Istanbul flights
Minneapolis to Heathrow flights
O'Hare Intl to Lisbon flights
Minneapolis to Dublin flights
O'Hare Intl to Stansted flights
Minneapolis to Charles de Gaulle flights
O'Hare Intl to Frederic Chopin flights
O'Hare Intl to Frankfurt flights
O'Hare Intl to Zurich flights
O'Hare Intl to Malpensa flights
O'Hare Intl to Krakow flights
O'Hare Intl to Keflavik Intl flights
O'Hare Intl to Copenhagen flights
Minneapolis to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Luton flights
Minneapolis to Amsterdam flights
O'Hare Intl to Beauvais-Tille flights
O'Hare Intl to Linate flights
O'Hare Intl to Edinburgh flights
O'Hare Intl to Munich flights
Minneapolis to Gatwick flights
O'Hare Intl to Vienna flights
O'Hare Intl to Bruxelles-National flights
Minneapolis to London City flights
Minneapolis to Orly flights
Minneapolis to Lisbon flights
O'Hare Intl to Sabiha Gokcen flights
O'Hare Intl to Oslo Gardermoen flights
Minneapolis to Athens flights
Minneapolis to Keflavik Intl flights
Minneapolis to Stansted flights
Minneapolis to Barcelona-El Prat flights
O'Hare Intl to Vicenza flights
O'Hare Intl to Belgrade flights
Minneapolis to Oslo Gardermoen flights
O'Hare Intl to Naples flights
O'Hare Intl to Florence flights
O'Hare Intl to Prague flights
Minneapolis to Madrid flights

Top 2 airlines flying from Green Bay to Ireland

Discover the top 2 airlines that operate flights from Green Bay to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$484Average$848FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$503Average$824FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights