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$412+ 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — DUB
feb. 7 — feb. 141
sáb. 2/7
sáb. 2/14
1 adult, Economy
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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 enero 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$483
(Delta)

Popular in

June

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. 25% potential increase in price ($292 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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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 enero 8, 2026.

This KAYAK deal was found by Cheapflights users on 1/6. 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.
mar. 1/134:53 pmGRB - DUB
2 stops16h 47mBritish Airways
mar. 1/2010:00 amDUB - GRB
2 stops18h 14mBritish Airways
Deal found 1/6$412
This oojo deal was found by Cheapflights users on 1/7. 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.
mié. 9/26:37 pmGRB - DUB
2 stops16h 53mBritish Airways
mié. 9/98:20 pmDUB - GRB
2 stops27h 20mBritish Airways
Deal found 1/7$422
This American Airlines deal was found by Cheapflights users on 1/6. 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.
mar. 1/134:53 pmGRB - DUB
2 stops16h 47mAmerican Airlines
mar. 1/204:40 pmDUB - GRB
1 stop11h 34mAmerican Airlines
Deal found 1/6$425
This Delta deal was found by Cheapflights users on 1/7. 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.
dom. 8/911:53 amGRB - DUB
1 stop14h 02mDelta
jue. 8/2010:00 amDUB - GRB
1 stop16h 35mDelta
Deal found 1/7$439
This Delta deal was found by Cheapflights users on 1/7. 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.
lun. 8/1011:53 amGRB - DUB
2 stops16h 52mDelta
mié. 8/1911:00 amDUB - GRB
2 stops35h 33mDelta
Deal found 1/7$443
This KAYAK deal was found by Cheapflights users on 1/8. 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.
mié. 9/26:37 pmGRB - DUB
2 stops15h 08mBritish Airways
vie. 9/1111:00 amDUB - GRB
2 stops18h 07mBritish Airways
Deal found 1/8$466
This FlightHub deal was found by Cheapflights users on 1/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 1/1310:42 amGRB - DUB
1 stop15h 28mLufthansa
mar. 1/205:00 amDUB - GRB
2 stops22h 31mLufthansa
Deal found 1/7$473
This American Airlines deal was found by Cheapflights users on 1/7. 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.
mié. 8/126:37 pmGRB - DUB
2 stops12h 48mAmerican Airlines
mié. 8/193:00 pmDUB - GRB
2 stops14h 28mAmerican Airlines
Deal found 1/7$484
This United Airlines deal was found by Cheapflights users on 1/7. 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.
vie. 1/236:31 amGRB - DUB
1 stop19h 39mUnited Airlines
mar. 1/2710:40 amDUB - GRB
1 stop33h 22mUnited Airlines
Deal found 1/7$485

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 enero 8, 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

sáb. 2/21

12:08 pm-7:45 am

1 stop13h 37m

Dublin

sáb. 2/28

5:55 am-10:01 pm

2 stops22h 06m

$483

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

vie. 1/23

2:39 pm-8:10 am

1 stop11h 31m

Dublin

mar. 1/27

10:40 am-9:31 pm

1 stop16h 51m

$485

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

vie. 1/23

4:53 pm-4:35 pm

2 stops17h 42m

Dublin

mar. 1/27

7:35 am-10:14 pm

2 stops20h 39m

$485

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

mié. 3/11

10:00 am-4:15 am

2 stops13h 15m

Dublin

vie. 3/20

11:30 am-11:32 pm

1 stop17h 02m

$502

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

sáb. 2/21

6:32 pm-10:20 am

1 stop9h 48m

Dublin

sáb. 2/28

4:40 pm-11:32 pm

1 stop12h 52m

$535

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

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 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 enero 8, 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
9,139 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,139 reviews
United Airlines
7.4
Good
9,139 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
American Airlines
7.2
Good
11,095 reviews
United Airlines
7.4
Good
9,139 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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?

    Delta, United Airlines, and British Airways can get you from Green Bay to Ireland in just under 11h 31m. Your travel time can differ by up to 6h 11m. 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 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

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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 enero 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$503Average$890FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$568Average$1,060FlexibilityNo cancel feeOn-time69%

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