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

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.

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

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

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

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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.

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%

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