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$522+ Cheap flights from Green Bay (GRB) to Dublin (DUB)

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — DUB
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Green Bay to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$522
(Delta)

Popular in

February

Cheapest in

November

Average price

$1,088
From Green Bay Austin-Straubel to Dublin
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Highest demand for flights based on searches. 4% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Green Bay to Dublin

Cheapest flights from Green Bay to Dublin
Explore the most affordable flight options available from Green Bay to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 12/105:15 amGRB - DUB
1 stop20h 30mDelta
Tue 3/3110:00 amDUB - GRB
1 stop11h 36mDelta
Deal found 9/15$522
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/101:35 pmGRB - DUB
2 stops14h 20mUnited Airlines
Tue 3/318:50 amDUB - GRB
2 stops16h 15mUnited Airlines
Deal found 9/15$541
This KLM deal was found by Cheapflights users on 9/16. 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 11/105:15 amGRB - DUB
1 stop20h 30mKLM
Mon 11/179:45 amDUB - GRB
1 stop18h 53mKLM
Deal found 9/16$552
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/103:51 pmGRB - DUB
1 stop10h 19mUnited Airlines
Mon 11/179:00 amDUB - GRB
2 stops33h 33mUnited Airlines
Deal found 9/17$554
This American Airlines deal was found by Cheapflights users on 9/15. 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 11/103:09 pmGRB - DUB
2 stops15h 26mAmerican Airlines
Mon 11/1711:30 amDUB - GRB
2 stops17h 58mAmerican Airlines
Deal found 9/15$555
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/305:22 pmGRB - DUB
1 stop9h 48mUnited Airlines
Thu 11/610:40 amDUB - GRB
1 stop15h 07mUnited Airlines
Deal found 9/15$582
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 12/116:15 amGRB - DUB
2 stops22h 05mUnited Airlines
Tue 3/318:50 amDUB - GRB
2 stops13h 53mUnited Airlines
Deal found 9/15$591
This KLM deal was found by Cheapflights users on 9/15. 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.
Sun 12/145:15 amGRB - DUB
1 stop20h 30mKLM
Tue 3/3110:00 amDUB - GRB
1 stop11h 36mKLM
Deal found 9/15$592
This KLM deal was found by Cheapflights users on 9/15. 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.
Sun 12/1411:11 amGRB - DUB
2 stops16h 09mMultiple Airlines
Tue 3/3110:00 amDUB - GRB
1 stop11h 36mMultiple Airlines
Deal found 9/15$596

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Dublin 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 September 17, 2025.
Use the filters below to find and compare flights from Green Bay to Dublin that are best for you.

Fly from

Green Bay

Fly to

Dublin

Route

Depart

Return

Price

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Wed 12/10

5:15 am-7:45 am

1 stop20h 30m

Dublin

Tue 3/31

10:00 am-3:36 pm

1 stop11h 36m

$522

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Wed 12/10

1:35 pm-9:55 am

2 stops14h 20m

Dublin

Tue 3/31

8:50 am-7:05 pm

2 stops16h 15m

$541

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 11/10

5:15 am-7:45 am

1 stop20h 30m

Dublin

Mon 11/17

9:45 am-10:38 pm

1 stop18h 53m

$553

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 11/10

8:00 am-8:10 am

1 stop18h 10m

Dublin

Mon 11/17

9:00 am-10:11 am

2 stops31h 11m

$554

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Mon 11/10

3:09 pm-12:35 pm

2 stops15h 26m

Dublin

Mon 11/17

11:30 am-11:28 pm

2 stops17h 58m

$555

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Wed 3/4

10:50 am-8:45 am

2 stops15h 55m

Dublin

Sun 3/8

9:45 am-10:00 pm

1 stop17h 15m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Green Bay to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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 Dublin

What is the cheapest month to book a flight from Green Bay to Dublin?

Currently, November is the cheapest month in which you can book a flight from Green Bay to Dublin (average of $509). Flying from Green Bay to Dublin in June is currently the most expensive (average of $923). 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.

How much does it cost to fly round-trip from Green Bay to Dublin?

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Green Bay to Dublin. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Green Bay to Dublin?

    For as low as $541, Delta can have you in Dublin from Green Bay in 14h 20m. Airlines will cover a distance of 3554 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Green Bay to Dublin round-trip?

    Currently priced at $568, United Airlines will fly you from Green Bay to Dublin and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $594. You may be able to fly from Green Bay to Dublin for 41% less than the average price by searching for these airlines.

  • Can I find deals for flights from Green Bay to Dublin that include hotel bookings?

    Yes. In addition to deals on Green Bay to Dublin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Green Bay to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to Dublin.

  • Can I find deals for business class flights from Green Bay to Dublin?

    Yes. Cheapflights offers flight deals from Green Bay to Dublin 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 Dublin?

    Currently, November is the cheapest month in which you can book a flight from Green Bay to Dublin (average of $509). Flying from Green Bay to Dublin in June is currently the most expensive (average of $923). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Green Bay to Dublin

Discover the top 2 airlines that operate flights from Green Bay to Dublin. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$568Average$1,022FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$594Average$1,001FlexibilityNo cancel feeOn-time71%

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