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$706+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — DUB
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
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 July 23, 2026.

This lastminute.com deal was found by Cheapflights users on 7/20. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:29 pm
GRB
-
DUB
2 stops22h 46m
Lufthansa
Tue 9/18:50 am
DUB
-
GRB
2 stops20h 29m
Lufthansa
Deal found 7/20$757
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Sat 9/56:20 pm
GRB
-
DUB
2 stops31h 00m
United Airlines
Wed 9/169:20 am
DUB
-
GRB
2 stops19h 59m
United Airlines
Deal found 7/20$768
This lastminute.com deal was found by Cheapflights users on 7/21. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:29 pm
GRB
-
DUB
2 stops17h 21m
Lufthansa
Tue 9/812:25 pm
DUB
-
GRB
2 stops16h 54m
Lufthansa
Deal found 7/21$778
This Expedia deal was found by Cheapflights users on 7/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:26 pm
GRB
-
DUB
1 stop17h 24m
Iberia
Mon 8/249:50 am
DUB
-
GRB
2 stops44h 26m
Iberia
Deal found 7/19$779
This oojo deal was found by Cheapflights users on 7/19. 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.
Tue 8/183:20 pm
GRB
-
DUB
2 stops14h 45m
British Airways
Mon 8/248:30 pm
DUB
-
GRB
2 stops27h 55m
British Airways
Deal found 7/19$788
This American Airlines deal was found by Cheapflights users on 7/19. 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 8/187:02 pm
GRB
-
DUB
1 stop10h 48m
American Airlines
Mon 8/249:30 am
DUB
-
GRB
1 stop11h 11m
American Airlines
Deal found 7/19$817
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:15 am
GRB
-
DUB
1 stop19h 40m
Delta
Wed 9/1610:00 am
DUB
-
GRB
1 stop13h 20m
Delta
Deal found 7/20$821

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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$706
(British Airways)
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

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 July 23, 2026.
Use the filters below to find and compare flights from Green Bay to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 1/12

9:58 am-9:35 am

2 stops17h 37m

Dublin

Tue 1/19

10:55 am-12:12 am

2 stops19h 17m

$706

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 1/12

10:50 am-8:45 am

2 stops15h 55m

Dublin

Tue 1/19

9:55 am-9:32 pm

1 stop17h 37m

$710

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 1/12

6:30 am-8:10 am

1 stop19h 40m

Dublin

Tue 1/19

10:40 am-10:49 pm

1 stop18h 09m

$756

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Sat 9/5

6:20 pm-7:20 am

2 stops31h 00m

Dublin

Wed 9/16

9:20 am-11:19 pm

2 stops19h 59m

$768

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Sun 8/23

5:29 pm-4:50 pm

2 stops17h 21m

Dublin

Tue 9/8

12:25 pm-11:19 pm

2 stops16h 54m

$778
Quickest round-trip

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Sat 9/5

6:15 am-7:55 am

1 stop19h 40m

Dublin

Wed 9/16

10:00 am-5:20 pm

1 stop13h 20m

$821

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Sorted by cheapest first

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

No data available for this route at this time. Please check back soon.

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 July 23, 2026.
See what other customers who have flown with Delta 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
7.8
Good
8,479 reviews

Comfort

7.8

Entertainment

7.8

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Comfort

7.8

Entertainment

7.8

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,832 reviews
Delta
7.8
Good
8,479 reviews

Comfort

7.8

Entertainment

7.8

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 and Lufthansa can get you from Green Bay to Ireland in just under 17h 37m. Your travel time can differ by up to 2h 03m. 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.

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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$438Average$507FlexibilityNo cancel feeOn-time71%
DeltaCheapest$515Average$793FlexibilityNo cancel feeOn-timeN/A

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