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$481+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — DUB
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 2/258:00 am
GRB
-
DUB
1 stop18h 10m
United Airlines
Sun 3/19:00 am
DUB
-
GRB
2 stops18h 30m
United Airlines
Deal found 1/28$481
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/63:42 pm
GRB
-
DUB
1 stop10h 28m
United Airlines
Tue 2/1010:40 am
DUB
-
GRB
1 stop14h 23m
United Airlines
Deal found 1/26$535
This Cheapflightsfares deal was found by Cheapflights users on 1/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:37 pm
GRB
-
DUB
2 stops13h 58m
British Airways
Sun 9/138:40 am
DUB
-
GRB
2 stops15h 00m
British Airways
Deal found 1/26$915
This KLM deal was found by Cheapflights users on 1/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/85:25 pm
GRB
-
DUB
1 stop10h 35m
KLM
Sun 6/2112:00 pm
DUB
-
GRB
1 stop15h 26m
KLM
Deal found 1/27$1,156
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Mon 6/86:49 pm
GRB
-
DUB
2 stops14h 01m
American Airlines
Sun 6/219:30 am
DUB
-
GRB
1 stop14h 49m
American Airlines
Deal found 1/27$1,159
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:45 am
GRB
-
DUB
1 stop19h 10m
Delta
Sun 6/215:55 am
DUB
-
GRB
2 stops22h 03m
Delta
Deal found 1/28$1,161

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$481
(United Airlines)

Popular in

June

Cheapest in

February
Provider with most accurate pricing for Green Bay Austin-Straubel-Dublin flight deals.
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Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Dublin flights.
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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).
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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 29, 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 2/25

8:00 am-8:10 am

1 stop18h 10m

Dublin

Sun 3/1

9:00 am-9:30 pm

2 stops18h 30m

$481

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 6/8

5:25 pm-10:00 am

1 stop10h 35m

Dublin

Sun 6/21

12:00 pm-9:26 pm

1 stop15h 26m

$1,156

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 6/8

6:49 pm-2:50 pm

2 stops14h 01m

Dublin

Sun 6/21

9:30 am-6:19 pm

1 stop14h 49m

$1,159

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 6/8

6:45 am-7:55 am

1 stop19h 10m

Dublin

Sun 6/21

5:55 am-9:58 pm

2 stops22h 03m

$1,161

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Sat 3/14

5:28 pm-6:10 am

2 stops31h 42m

Dublin

Sat 3/21

12:05 pm-2:06 pm

2 stops31h 01m

$1,224

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

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 29, 2026.
See what other customers who have flown with Delta, 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.
Delta
7.9
Good
8,128 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,128 reviews
Delta
7.9
Good
8,128 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,215 reviews
Delta
7.9
Good
8,128 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,205 reviews
Delta
7.9
Good
8,128 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    United Airlines and KLM can get you from Green Bay to Ireland in just under 10h 35m. Your travel time can differ by up to 7h 35m. 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

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Alternative routes for Green Bay to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Green Bay to Ireland

Discover the top 3 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 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$438Average$804FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$484Average$854FlexibilityNo cancel feeOn-time69%
DeltaCheapest$515Average$793FlexibilityNo cancel feeOn-timeN/A

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