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$432+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — DUB
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:35 pmGRB - DUB
1 stop12h 35mLufthansa
Thu 12/1110:40 amDUB - GRB
1 stop12h 06mLufthansa
Deal found 12/2$432
This Air France deal was found by Cheapflights users on 12/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:11 amGRB - DUB
2 stops16h 09mMultiple Airlines
Thu 12/118:50 amDUB - GRB
2 stops19h 47mMultiple Airlines
Deal found 12/2$486

Find 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$455
(American Airlines)

Popular in

February

Cheapest in

November
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. 1% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
Search Deals

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 December 4, 2025.
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

Tue 4/21

6:40 pm-1:25 pm

2 stops12h 45m

Dublin

Tue 4/28

12:40 pm-11:06 pm

2 stops16h 26m

$433

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 1/13

4:53 pm-2:20 pm

2 stops15h 27m

Dublin

Sun 1/18

11:30 am-10:12 pm

2 stops16h 42m

$453

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 1/13

3:42 pm-8:10 am

1 stop10h 28m

Dublin

Sun 1/18

9:00 am-3:07 pm

2 stops36h 07m

$455

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Fri 2/13

6:39 pm-5:00 pm

2 stops16h 21m

Dublin

Tue 2/17

6:40 am-5:53 pm

2 stops17h 13m

$455

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 4/21

5:25 pm-3:00 pm

2 stops15h 35m

Dublin

Tue 4/28

10:00 am-3:32 pm

1 stop11h 32m

$457

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Fri 2/13

10:40 am-10:45 pm

2 stops30h 05m

Dublin

Tue 2/17

10:40 am-9:30 pm

1 stop16h 50m

$502

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 4/21

10:51 am-9:45 am

1 stop16h 54m

Dublin

Tue 4/28

11:35 am-4:43 pm

1 stop11h 08m

$529

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Fri 2/13

3:05 pm-8:10 am

1 stop11h 05m

Dublin

Tue 2/17

10:40 am-9:30 pm

1 stop16h 50m

$533

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Wed 5/13

6:40 pm-2:35 pm

2 stops13h 55m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

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, November is the cheapest month in which you can book a flight from Green Bay to Ireland (average of $503). Flying from Green Bay to Ireland in June is currently the most expensive (average of $1,071). 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 December 4, 2025.
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
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,066 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,047 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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?

    American Airlines and United Airlines can get you from Green Bay to Ireland in just under 10h 28m. Your travel time can differ by up to 2h 17m. 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, November is the cheapest month in which you can book a flight from Green Bay to Ireland (average of $503). Flying from Green Bay to Ireland in June is currently the most expensive (average of $1,071). 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

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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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$503Average$890FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$568Average$1,117FlexibilityNo cancel feeOn-time69%

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