What airlines fly to Europe?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Europe from Green Bay according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Europe. Keep in mind that there are 5 different airlines that fly to Europe on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Green Bay Austin-Straubel to Europe?

British Airways, United Airlines, and American Airlines are the most popular carriers operating from Green Bay Austin-Straubel to Europe

When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Europe?

Prices for flights from Green Bay Austin-Straubel Airport to Europe were last updated today.

How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Europe?

There are 4 operators available for flights from Green Bay Austin-Straubel Airport to Europe as of August 2026.

How old do you have to be to fly from Green Bay Austin-Straubel Airport to Europe?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Europe.

What documentation or ID do you need to fly to Europe?

The required travel and health documents for your Europe trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Europe. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$323 Cheap Flights from Green Bay to Europe in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Green Bay to Europe

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 pm - 9:15 amGRB Green Bay Austin-Straubel-MAD Madrid Barajas

32h 45m2 stops Chicago O'Hare Intl Newark

1:25 pm - 12:02 pmMAD Madrid Barajas-GRB Green Bay Austin-Straubel

29h 37m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$715United Airlines

Sat, Nov 14 - Wed, Nov 25

10:37 am - 8:00 amGRB Green Bay Austin-Straubel-MAD Madrid Barajas

14h 23m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

1:25 pm - 12:57 pmMAD Madrid Barajas-GRB Green Bay Austin-Straubel

30h 32m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$719United Airlines

Mon, Nov 23 - Thu, Nov 26

6:45 pm - 9:35 amGRB Green Bay Austin-Straubel-MAD Madrid Barajas

31h 50m1 stop Chicago O'Hare Intl

1:00 pm - 8:03 pmMAD Madrid Barajas-GRB Green Bay Austin-Straubel

14h 03m1 stop Chicago O'Hare Intl

$735British Airways

Sat, Nov 14 - Wed, Nov 25

8:27 pm - 9:35 amGRB Green Bay Austin-Straubel-MAD Madrid Barajas

30h 08m1 stop Chicago O'Hare Intl

1:00 pm - 8:03 pmMAD Madrid Barajas-GRB Green Bay Austin-Straubel

14h 03m1 stop Chicago O'Hare Intl

$735British Airways

Sat, Nov 14 - Tue, Nov 24

4:16 pm - 2:35 pmGRB Green Bay Austin-Straubel-DUB Dublin

16h 19m2 stops Chicago O'Hare Intl London Heathrow

9:30 am - 7:56 pmDUB Dublin-GRB Green Bay Austin-Straubel

16h 26m2 stops Philadelphia Chicago O'Hare Intl

$756American Airlines

Wed, Sep 23 - Wed, Sep 30

11:02 am - 10:00 amGRB Green Bay Austin-Straubel-DUB Dublin

16h 58m1 stop Detroit Metropolitan Wayne County

5:55 am - 10:24 pmDUB Dublin-GRB Green Bay Austin-Straubel

22h 29m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$757Delta

Wed, Sep 23 - Wed, Sep 30

7:00 am - 11:30 amGRB Green Bay Austin-Straubel-MAD Madrid Barajas

21h 30m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

11:55 am - 10:45 pmMAD Madrid Barajas-GRB Green Bay Austin-Straubel

17h 50m1 stop Atlanta Hartsfield-Jackson

$765Delta

Sun, Dec 13 - Tue, Dec 29

2:46 pm - 4:05 pmGRB Green Bay Austin-Straubel-BCN Barcelona-El Prat

18h 19m2 stops Chicago O'Hare Intl London Heathrow

12:00 pm - 12:12 amBCN Barcelona-El Prat-GRB Green Bay Austin-Straubel

19h 12m2 stops Philadelphia Chicago O'Hare Intl

$774American Airlines

Mon, Feb 1 - Tue, Feb 9

5:18 pm - 1:15 pmGRB Green Bay Austin-Straubel-MUC Munich Franz Josef Strauss

12h 57m1 stop Chicago O'Hare Intl

3:45 pm - 10:49 pmMUC Munich Franz Josef Strauss-GRB Green Bay Austin-Straubel

14h 04m1 stop Chicago O'Hare Intl

$813Lufthansa

Tue, Feb 2 - Tue, Feb 9

5:18 pm - 1:15 pmGRB Green Bay Austin-Straubel-MUC Munich Franz Josef Strauss

12h 57m1 stop Chicago O'Hare Intl

7:00 pm - 10:49 pmMUC Munich Franz Josef Strauss-GRB Green Bay Austin-Straubel

34h 49m2 stops Frankfurt am Main Chicago O'Hare Intl

$836Lufthansa

Sun, Jan 24 - Mon, Feb 1

Cheap last minute flights

Enter your travel dates to find the best prices.

12:30 pm - 7:55 amGRB Green Bay Austin-Straubel-FCO Rome Fiumicino

12h 25m1 stop Chicago O'Hare Intl

2:20 pm - 7:21 pmFCO Rome Fiumicino-GRB Green Bay Austin-Straubel

36h 01m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$905United Airlines

Mon, Aug 17 - Thu, Aug 27

6:25 am - 7:55 amGRB Green Bay Austin-Straubel-FCO Rome Fiumicino

18h 30m1 stop Chicago O'Hare Intl

2:20 pm - 7:21 pmFCO Rome Fiumicino-GRB Green Bay Austin-Straubel

36h 01m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$905United Airlines

Mon, Aug 17 - Thu, Aug 27

2:31 pm - 1:15 pmGRB Green Bay Austin-Straubel-FCO Rome Fiumicino

15h 44m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

2:20 pm - 7:21 pmFCO Rome Fiumicino-GRB Green Bay Austin-Straubel

36h 01m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$909United Airlines

Mon, Aug 17 - Thu, Aug 27

7:02 pm - 7:20 pmGRB Green Bay Austin-Straubel-FCO Rome Fiumicino

17h 18m2 stops Chicago O'Hare Intl London Heathrow

10:00 am - 12:16 amFCO Rome Fiumicino-GRB Green Bay Austin-Straubel

21h 16m1 stop Chicago O'Hare Intl

$917American Airlines

Mon, Aug 17 - Thu, Aug 27

12:26 pm - 3:10 pmGRB Green Bay Austin-Straubel-FCO Rome Fiumicino

19h 44m2 stops Chicago O'Hare Intl London Heathrow

10:00 am - 12:16 amFCO Rome Fiumicino-GRB Green Bay Austin-Straubel

21h 16m1 stop Chicago O'Hare Intl

$917American Airlines

Mon, Aug 17 - Thu, Aug 27

12:30 pm - 12:30 pmGRB Green Bay Austin-Straubel-FCO Rome Fiumicino

17h 00m2 stops Chicago O'Hare Intl Frankfurt am Main

1:20 pm - 11:19 pmFCO Rome Fiumicino-GRB Green Bay Austin-Straubel

16h 59m2 stops Frankfurt am Main Chicago O'Hare Intl

$920Lufthansa

Mon, Aug 17 - Thu, Aug 27

12:26 pm - 9:10 amGRB Green Bay Austin-Straubel-FCO Rome Fiumicino

13h 44m1 stop Chicago O'Hare Intl

10:00 am - 12:16 amFCO Rome Fiumicino-GRB Green Bay Austin-Straubel

21h 16m1 stop Chicago O'Hare Intl

$920American Airlines

Mon, Aug 17 - Thu, Aug 27

12:03 pm - 1:05 pmGRB Green Bay Austin-Straubel-LHR London Heathrow

19h 02m1 stop Minneapolis St Paul

8:40 am - 10:34 pmLHR London Heathrow-GRB Green Bay Austin-Straubel

19h 54m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,129Delta

Fri, Aug 14 - Sun, Aug 23

4:13 pm - 1:05 pmGRB Green Bay Austin-Straubel-LHR London Heathrow

14h 52m1 stop Minneapolis St Paul

6:30 am - 3:32 pmLHR London Heathrow-GRB Green Bay Austin-Straubel

15h 02m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,129Delta

Fri, Aug 14 - Sun, Aug 23

4:13 pm - 1:05 pmGRB Green Bay Austin-Straubel-LHR London Heathrow

14h 52m1 stop Minneapolis St Paul

10:45 am - 8:40 pmLHR London Heathrow-GRB Green Bay Austin-Straubel

15h 55m1 stop Detroit Metropolitan Wayne County

$1,158KLM

Fri, Aug 14 - Sun, Aug 23

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United Airlines flights from Green Bay to Europe

Our best United Airlines deals on Green Bay to Europe flight tickets

United Airlines

Nov 14

GRB5:30 pmGreen Bay Austin-Straubel

32h 45m

2 stops

MAD9:15 amMadrid Barajas

Nov 25

MAD1:25 pmMadrid Barajas

29h 37m

2 stops

GRB12:02 pmGreen Bay Austin-Straubel

$715

United Airlines

Nov 23

GRB10:37 amGreen Bay Austin-Straubel

14h 23m

2 stops

MAD8:00 amMadrid Barajas

Nov 26

MAD1:25 pmMadrid Barajas

30h 32m

2 stops

GRB12:57 pmGreen Bay Austin-Straubel

$719

United Airlines

Feb 7

GRB8:25 amGreen Bay Austin-Straubel

17h 50m

2 stops

MAD9:15 amMadrid Barajas

Feb 9

MAD1:25 pmMadrid Barajas

29h 40m

2 stops

GRB12:05 pmGreen Bay Austin-Straubel

$720

British Airways flights from Green Bay to Europe

Our best British Airways deals on Green Bay to Europe flight tickets

British Airways

Nov 14

GRB6:45 pmGreen Bay Austin-Straubel

31h 50m

1 stop

MAD9:35 amMadrid Barajas

Nov 25

MAD1:00 pmMadrid Barajas

14h 03m

1 stop

GRB8:03 pmGreen Bay Austin-Straubel

$735

British Airways

Nov 14

GRB8:27 pmGreen Bay Austin-Straubel

34h 48m

2 stops

MAD2:15 pmMadrid Barajas

Nov 25

MAD1:00 pmMadrid Barajas

18h 10m

1 stop

GRB12:10 amGreen Bay Austin-Straubel

$761

British Airways

Sep 25

GRB8:27 pmGreen Bay Austin-Straubel

36h 23m

2 stops

MAD3:50 pmMadrid Barajas

Oct 5

MAD9:00 pmMadrid Barajas

34h 12m

2 stops

GRB12:12 amGreen Bay Austin-Straubel

$823

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sat 11/14

5:30 pm-9:15 am

2 stops32h 45m

Madrid Barajas

Wed 11/25

1:25 pm-12:02 pm

2 stops29h 37m

$715

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Mon 11/23

10:37 am-8:00 am

2 stops14h 23m

Madrid Barajas

Thu 11/26

1:25 pm-12:57 pm

2 stops30h 32m

$719

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sat 11/14

6:45 pm-9:35 am

1 stop31h 50m

Madrid Barajas

Wed 11/25

1:00 pm-8:03 pm

1 stop14h 03m

$735

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sat 11/14

8:27 pm-9:35 am

1 stop30h 08m

Madrid Barajas

Tue 11/24

1:00 pm-8:03 pm

1 stop14h 03m

$735

Green BayDublin

GRB Green Bay Austin-Straubel - DUB Dublin

GRBDUB

Green Bay Austin-Straubel

Wed 9/23

4:16 pm-2:35 pm

2 stops16h 19m

Dublin

Wed 9/30

9:30 am-7:56 pm

2 stops16h 26m

$756

Green BayDublin

GRB Green Bay Austin-Straubel - DUB Dublin

GRBDUB

Green Bay Austin-Straubel

Wed 9/23

11:02 am-10:00 am

1 stop16h 58m

Dublin

Wed 9/30

5:55 am-10:24 pm

2 stops22h 29m

$757

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sun 12/13

7:00 am-11:30 am

2 stops21h 30m

Madrid Barajas

Tue 12/29

11:55 am-10:45 pm

1 stop17h 50m

$765

Green BayBarcelona

GRB Green Bay Austin-Straubel - BCN Barcelona-El Prat

GRBBCN

Green Bay Austin-Straubel

Mon 2/1

2:46 pm-4:05 pm

2 stops18h 19m

Barcelona-El Prat

Tue 2/9

12:00 pm-12:12 am

2 stops19h 12m

$774

Quickest round-trip

Green BayMunich

GRB Green Bay Austin-Straubel - MUC Munich Franz Josef Strauss

GRBMUC

Green Bay Austin-Straubel

Tue 2/2

5:18 pm-1:15 pm

1 stop12h 57m

Munich Franz Josef Strauss

Tue 2/9

3:45 pm-10:49 pm

1 stop14h 04m

$813

Green BayMunich

GRB Green Bay Austin-Straubel - MUC Munich Franz Josef Strauss

GRBMUC

Green Bay Austin-Straubel

Sun 1/24

5:18 pm-1:15 pm

1 stop12h 57m

Munich Franz Josef Strauss

Mon 2/1

7:00 pm-10:49 pm

2 stops34h 49m

$836

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Green Bay to Europe

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Europe?

The cheapest month to fly to Europe from Green Bay is in November. Flight prices, which tend to average around $671, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $718.

Can stopping save me money on Green Bay to Europe flights?

You could potentially save up to 5% on your flight if you consider stops on a Green Bay to Europe flight.

Cheap Green Bay to Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Europe

Fastest flight time	11h 28m
Direct flights	None

The fastest flight from Green Bay to Europe takes 11h 28m

There are no direct flights from Green Bay to Europe. There are no popular flight routes from Green Bay to Europe.

Search flight deals

Frequently asked questions about flying from Green Bay to Europe

When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Europe?
Prices for flights from Green Bay Austin-Straubel Airport to Europe were last updated today.
How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Europe?
There are 4 operators available for flights from Green Bay Austin-Straubel Airport to Europe as of August 2026.
How old do you have to be to fly from Green Bay Austin-Straubel Airport to Europe?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Europe.
What documentation or ID do you need to fly to Europe?
The required travel and health documents for your Europe trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Europe. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Green Bay to Europe

Compare and see reviews for airlines that fly from Green Bay to Europe with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $538	Free Cancellation	Rating 7.8 8,502 reviews	Search Delta flights
United Airlines	PriceFrom $545	Free Cancellation	Rating 7.4 10,112 reviews	Search United Airlines flights
British Airways	PriceFrom $717	Free Cancellation	Rating 6.7 8,161 reviews	Search British Airways flights
American Airlines	PriceFrom $815	Free Cancellation	Rating 7.1 11,923 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Europe?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Green Bay to Europe. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Green Bay to Europe with flexible booking policies on momondo?

All flight searches from Green Bay to Europe on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Green Bay to Europe?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Europe from Green Bay.

I’m not ready to book a flight from Green Bay to Europe right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Europe, momondo offers a useful price alert feature which will track prices for flights to Europe from Green Bay and alert you when they change.