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$363+ Cheap flights from Green Bay (GRB) to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — DUB
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
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 21, 2026.

This KAYAK deal was found by Cheapflights users on 1/21. 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.
Tue 3/176:38 pm
GRB
-
DUB
2 stops16h 02m
British Airways
Wed 4/112:00 pm
DUB
-
GRB
2 stops27h 26m
British Airways
Deal found 1/21$424
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Tue 3/176:38 pm
GRB
-
DUB
2 stops13h 57m
American Airlines
Wed 4/14:45 pm
DUB
-
GRB
1 stop12h 47m
American Airlines
Deal found 1/21$429
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/1010:40 am
DUB
-
GRB
1 stop29h 27m
United Airlines
Deal found 1/20$489
This Delta deal was found by Cheapflights users on 1/21. 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 stops20h 40m
Delta
Deal found 1/21$1,152
This Iberia deal was found by Cheapflights users on 1/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/89:43 am
GRB
-
DUB
1 stop20h 07m
Iberia
Sun 6/219:30 am
DUB
-
GRB
1 stop20h 08m
Iberia
Deal found 1/20$1,158
This United Airlines deal was found by Cheapflights users on 1/21. 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 6/810:45 am
GRB
-
DUB
2 stops14h 35m
United Airlines
Sun 6/219:20 am
DUB
-
GRB
2 stops17h 54m
United Airlines
Deal found 1/21$1,169
This Cheapflightsfares deal was found by Cheapflights users on 1/20. 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 6/105:18 pm
GRB
-
DUB
1 stop10h 27m
Lufthansa
Sun 6/2111:35 am
DUB
-
GRB
1 stop11h 08m
Lufthansa
Deal found 1/20$1,574
This Scandinavian Airlines deal was found by Cheapflights users on 1/20. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:50 am
GRB
-
DUB
3 stops17h 20m
Multiple Airlines
Sun 6/2110:15 am
DUB
-
GRB
3 stops30h 07m
Multiple Airlines
Deal found 1/20$2,637

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 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$424
(KAYAK)

One-way from

$363
(oojo)

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
One-way flight 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

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 21, 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

Tue 3/17

6:38 pm-3:40 pm

2 stops16h 02m

Dublin

Wed 4/1

12:00 pm-9:26 am

2 stops27h 26m

$424

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 3/17

6:38 pm-1:35 pm

2 stops13h 57m

Dublin

Wed 4/1

4:45 pm-11:32 pm

1 stop12h 47m

$429

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-9:31 pm

2 stops18h 01m

$489

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 3/23

6:38 pm-5:45 pm

2 stops18h 07m

$363

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 3/16

6:38 pm-9:05 pm

2 stops21h 27m

$363

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 3/16

5:00 am-5:10 am

1 stop19h 10m

$379

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 3/23

6:38 pm-9:00 am

1 stop9h 22m

$379

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 3/16

11:12 am-10:45 am

3 stops18h 33m

$3,956

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

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 21, 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
9,191 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

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
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

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
11,174 reviews
United Airlines
7.4
Good
9,191 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

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 13h 57m. Your travel time can differ by up to 3h 33m. 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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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 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$484Average$848FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$503Average$824FlexibilityNo cancel feeOn-time71%

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