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$375+ Cheap flights from Green Bay (GRB) to Europe

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — CPH
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
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Cheap flight deals from Green Bay to Europe

Cheapest flights from Green Bay to Europe
Explore the most affordable flight options available from Green Bay to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2026.

This Expedia deal was found by Cheapflights users on 7/28. 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 10/275:30 pm
GRB
-
DUB
2 stops42h 00m
Lufthansa
Tue 11/35:10 am
DUB
-
GRB
2 stops22h 16m
Lufthansa
Deal found 7/28$702
This KLM deal was found by Cheapflights users on 7/28. 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.
Tue 10/2711:08 am
GRB
-
DUB
2 stops17h 37m
Multiple Airlines
Tue 11/39:40 am
DUB
-
GRB
1 stop18h 37m
Multiple Airlines
Deal found 7/28$715
This Delta deal was found by Cheapflights users on 7/31. 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.
Sun 12/65:30 am
GRB
-
MAD
1 stop21h 25m
Delta
Tue 12/1511:55 am
MAD
-
GRB
1 stop18h 17m
Delta
Deal found 7/31$730
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 12/66:30 am
GRB
-
MAD
2 stops18h 15m
United Airlines
Tue 12/156:05 am
MAD
-
GRB
2 stops23h 44m
United Airlines
Deal found 7/31$734
This United Airlines deal was found by Cheapflights users on 7/30. 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 10/219:05 am
GRB
-
MAD
2 stops16h 55m
United Airlines
Wed 10/2811:00 am
MAD
-
GRB
2 stops16h 29m
United Airlines
Deal found 7/30$735
This United Airlines deal was found by Cheapflights users on 7/31. 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 11/210:37 am
GRB
-
LHR
1 stop15h 18m
United Airlines
Wed 11/46:50 am
LHR
-
GRB
2 stops18h 19m
United Airlines
Deal found 7/31$736
This Expedia deal was found by Cheapflights users on 7/31. 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.
Sun 10/259:58 am
GRB
-
MAD
1 stop17h 37m
British Airways
Tue 11/31:00 pm
MAD
-
GRB
1 stop13h 56m
British Airways
Deal found 7/31$737
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sun 11/155:30 pm
GRB
-
LHR
2 stops31h 40m
United Airlines
Wed 11/186:50 am
LHR
-
GRB
2 stops16h 02m
United Airlines
Deal found 7/28$739
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 10/256:15 am
GRB
-
MAD
2 stops21h 00m
United Airlines
Tue 11/31:25 pm
MAD
-
GRB
2 stops34h 27m
United Airlines
Deal found 7/31$745
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 9/65:29 pm
GRB
-
DUB
1 stop10h 16m
United Airlines
Thu 9/179:20 am
DUB
-
GRB
2 stops19h 59m
United Airlines
Deal found 7/30$759
This Delta deal was found by Cheapflights users on 7/31. 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.
Sun 10/255:30 am
GRB
-
MAD
1 stop22h 25m
Delta
Tue 11/36:05 am
MAD
-
GRB
2 stops21h 56m
Delta
Deal found 7/31$761
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 9/69:14 am
GRB
-
DUB
1 stop18h 31m
United Airlines
Wed 9/169:20 am
DUB
-
GRB
2 stops19h 59m
United Airlines
Deal found 7/30$764

Find flight deals from Green Bay to Europe

Keep the following information in mind while searching for Green Bay to Europe flight deals. Data was last updated August 2, 2026.

Round-trip from

$699
(Expedia)

One-way from

$375
(United Airlines)
From Green Bay Austin-Straubel to Europe
Search Deals
One-way flight from Green Bay Austin-Straubel to Europe
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Europe 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 August 2, 2026.
Use the filters below to find and compare flights from Green Bay to Europe 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

5:18 pm-4:30 pm

2 stops41h 12m

Dublin

Tue 1/19

5:10 am-10:49 pm

2 stops23h 39m

$699

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Tue 10/27

11:08 am-9:45 am

2 stops17h 37m

Dublin

Tue 11/3

9:40 am-10:17 pm

1 stop18h 37m

$715

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Sun 12/6

5:30 am-9:55 am

1 stop21h 25m

Madrid Barajas

Tue 12/15

11:55 am-11:12 pm

1 stop18h 17m

$730

Green BayLondon

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Mon 11/2

3:10 pm-11:05 am

2 stops13h 55m

London Heathrow

Wed 11/4

6:50 am-4:52 pm

2 stops16h 02m

$741

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Sun 10/25

6:15 am-9:15 am

2 stops21h 00m

Madrid Barajas

Tue 11/3

1:25 pm-4:52 pm

2 stops34h 27m

$745

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Sun 10/25

5:30 am-9:55 am

1 stop22h 25m

Madrid Barajas

Tue 11/3

6:05 am-9:01 pm

2 stops21h 56m

$761

Green BayDublin

GRB - DUB

GRBDUB

Green Bay Austin-Straubel

Sun 9/6

12:30 pm-7:45 am

2 stops37h 15m

Dublin

Thu 9/17

9:20 am-11:19 pm

2 stops19h 59m

$762

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Sun 12/13

6:30 am-7:45 am

2 stops18h 15m

Madrid Barajas

Tue 12/29

11:15 am-10:01 am

2 stops29h 46m

$765

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Sun 12/13

5:35 pm-7:35 pm

2 stops19h 00m

Madrid Barajas

Tue 12/29

6:05 am-10:45 pm

2 stops23h 40m

$769

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

$773

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 43 resultsSorted by cheapest first
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5

Best time to book a flight from Green Bay to Europe

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

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

Currently, November is the cheapest month in which you can book a flight from Green Bay to Europe (average of $671). Flying from Green Bay to Europe in June is currently the most expensive (average of $1,725). 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 Europe

Get insights into the airlines that provide service to Europe. 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 Europe. Reviews last updated August 2, 2026.
Peruse reviews from past customers who have flown with Delta,Air France, andUnited Airlines from Green Bay to Europe to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,494 reviews

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

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
8,494 reviews
Delta
7.8
Good
8,494 reviews

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Air France
7.5
Good
1,633 reviews
Delta
7.8
Good
8,494 reviews

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,062 reviews
Delta
7.8
Good
8,494 reviews

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

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
11,845 reviews
Delta
7.8
Good
8,494 reviews

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
British Airways
6.7
Okay
8,139 reviews
Delta
7.8
Good
8,494 reviews

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

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 Europe. 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 Europe?

    If you book a flight to Europe from Green Bay, you will be flying from Austin-Straubel, which is the city’s only airport. Green Bay Austin-Straubel (GRB) is located 5.9 mi from the center of Green Bay.

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

    For as low as $741, Lufthansa can have you in Europe from Green Bay in 13h 55m. The distance from Green Bay to Europe is about 3833 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Green Bay to Europe?

    The most popular route from Green Bay to Europe is Green Bay Austin-Straubel - London Heathrow. You may also consider Green Bay Austin-Straubel - Athens Eleftherios V. or Green Bay Austin-Straubel - Dublin.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Green Bay to Europe (average of $671). Flying from Green Bay to Europe in June is currently the most expensive (average of $1,725). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Green Bay to Europe

Discover the top 4 airlines that operate flights from Green Bay to Europe. 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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$538Average$893FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$545Average$1,000FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$676Average$1,199FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$676Average$856FlexibilityNo cancel feeOn-time70%

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