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Cheap flights from Green Bay to Madrid from $720

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Madrid departing on 11/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Green Bay to Madrid

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:00 am - 7:45 amGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
16h 45m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
1:25 pm - 12:46 pmMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
30h 21m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$720United Airlines
Mon, Nov 23 - Thu, Nov 26
Delta Logo
11:08 am - 3:20 pmGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
21h 12m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
Delta Logo
12:20 pm - 10:45 pmMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
17h 25m1 stop Atlanta Hartsfield-Jackson
$765Delta
Sun, Dec 13 - Tue, Dec 29
United Airlines Logo
5:18 pm - 9:15 amGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
32h 57m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
1:25 pm - 10:30 amMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
52h 05m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$786United Airlines
Sat, Jan 30 - Sat, Feb 6
Multiple Airlines Logo
8:15 pm - 8:50 amGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
29h 35m1 stop Chicago O'Hare Intl
Multiple Airlines Logo
12:00 pm - 6:22 pmMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
13h 22m1 stop Chicago O'Hare Intl
$796Multiple Airlines
Sat, Jan 30 - Sat, Feb 6
Delta Logo
5:25 pm - 8:00 amGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
31h 35m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl
Delta Logo
12:55 pm - 10:45 pmMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
16h 50m1 stop Atlanta Hartsfield-Jackson
$814Delta
Sat, Jan 30 - Sat, Feb 6
United Airlines Logo
6:30 am - 7:45 amGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
18h 15m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
11:15 am - 10:12 amMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
29h 57m2 stops Newark Chicago O'Hare Intl
$825United Airlines
Sun, Dec 13 - Sun, Dec 27
Delta Logo
5:30 am - 9:45 amGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
21h 15m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:20 pm - 10:45 pmMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
17h 25m1 stop Atlanta Hartsfield-Jackson
$926Delta
Sun, Dec 13 - Tue, Dec 29
British Airways Logo
2:38 pm - 9:35 amGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
11h 57m1 stop Chicago O'Hare Intl
British Airways Logo
1:00 pm - 6:27 pmMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
12h 27m1 stop Chicago O'Hare Intl
$956British Airways
Mon, Nov 23 - Thu, Nov 26
Delta Logo
5:30 am - 9:45 amGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
21h 15m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:05 am - 4:28 pmMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
17h 23m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$987Delta
Sun, Dec 13 - Sun, Dec 27
Delta Logo
5:30 am - 9:55 amGRB  Green Bay Austin-Straubel-MAD Madrid Barajas
21h 25m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:55 am - 10:45 pmMAD  Madrid Barajas-GRB Green Bay Austin-Straubel
17h 50m1 stop Atlanta Hartsfield-Jackson
$1,001Delta
Sun, Dec 13 - Tue, Dec 29

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Delta flights from Green Bay to Madrid

Our best Delta deals on Green Bay to Madrid flight tickets
Delta
Dec 13
GRB11:08 amGreen Bay Austin-Straubel
21h 12m
2 stops
MAD3:20 pmMadrid Barajas
Dec 29
MAD12:20 pmMadrid Barajas
17h 25m
1 stop
GRB10:45 pmGreen Bay Austin-Straubel
$765
Delta
Jan 30
GRB5:25 pmGreen Bay Austin-Straubel
31h 35m
2 stops
MAD8:00 amMadrid Barajas
Feb 6
MAD12:55 pmMadrid Barajas
16h 50m
1 stop
GRB10:45 pmGreen Bay Austin-Straubel
$814
Delta
Dec 13
GRB5:30 amGreen Bay Austin-Straubel
21h 15m
1 stop
MAD9:45 amMadrid Barajas
Dec 29
MAD12:20 pmMadrid Barajas
17h 25m
1 stop
GRB10:45 pmGreen Bay Austin-Straubel
$926

Iberia flights from Green Bay to Madrid

Our best Iberia deals on Green Bay to Madrid flight tickets
Iberia
Dec 13
GRB2:40 pmGreen Bay Austin-Straubel
11h 10m
1 stop
MAD8:50 amMadrid Barajas
Dec 27
MAD12:00 pmMadrid Barajas
13h 43m
1 stop
GRB6:43 pmGreen Bay Austin-Straubel
$1,074
Iberia
Dec 13
GRB2:40 pmGreen Bay Austin-Straubel
11h 10m
1 stop
MAD8:50 amMadrid Barajas
Dec 27
MAD12:00 pmMadrid Barajas
13h 43m
1 stop
GRB6:43 pmGreen Bay Austin-Straubel
$1,127

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Madrid 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, momondo users made 832,500 searches. Data last updated August 18, 2026.
Use the filters below to find and compare flights from Green Bay to Madrid that are best for you.

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

Mon 11/23

8:00 am-7:45 am

2 stops16h 45m

Madrid Barajas

Thu 11/26

1:25 pm-12:46 pm

2 stops30h 21m

$720

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sun 12/13

11:08 am-3:20 pm

2 stops21h 12m

Madrid Barajas

Tue 12/29

12:20 pm-10:45 pm

1 stop17h 25m

$765

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sat 1/30

5:18 pm-9:15 am

2 stops32h 57m

Madrid Barajas

Sat 2/6

1:25 pm-10:30 am

2 stops52h 05m

$786

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sat 1/30

8:15 pm-8:50 am

1 stop29h 35m

Madrid Barajas

Sat 2/6

12:00 pm-6:22 pm

1 stop13h 22m

$796

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sat 1/30

5:25 pm-8:00 am

2 stops31h 35m

Madrid Barajas

Sat 2/6

12:55 pm-10:45 pm

1 stop16h 50m

$814

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sun 12/13

6:30 am-7:45 am

2 stops18h 15m

Madrid Barajas

Sun 12/27

11:15 am-10:12 am

2 stops29h 57m

$825

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sun 12/13

5:30 am-9:45 am

1 stop21h 15m

Madrid Barajas

Tue 12/29

12:20 pm-10:45 pm

1 stop17h 25m

$926
Quickest round-trip

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Mon 11/23

2:38 pm-9:35 am

1 stop11h 57m

Madrid Barajas

Thu 11/26

1:00 pm-6:27 pm

1 stop12h 27m

$956

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sun 12/13

5:30 am-9:45 am

1 stop21h 15m

Madrid Barajas

Sun 12/27

6:05 am-4:28 pm

2 stops17h 23m

$987

Green BayMadrid

GRB Green Bay Austin-Straubel - MAD Madrid Barajas

GRBMAD

Green Bay Austin-Straubel

Sun 12/13

5:30 am-9:55 am

1 stop21h 25m

Madrid Barajas

Tue 12/29

11:55 am-10:45 pm

1 stop17h 50m

$1,001

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

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

You could potentially save up to 39% on your flight if you consider stops on a Green Bay to Madrid flight.

When to book flights from Green Bay to Madrid

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Madrid according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Green Bay to Madrid (GRB to MAD) flight deals and tips

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

Best Price Found

$720

Fastest flight time

15h 30m

Direct flights

None
The best flight deal from Green Bay to Madrid found on momondo in the last 72 hours is $720
The fastest flight from Green Bay to Madrid takes 15h 30m
There are no direct flights from Green Bay to Madrid. There are no popular flight routes from Green Bay to Madrid.
Search flight deals

Frequently asked questions about flying from Green Bay to Madrid

  • How far is Green Bay Austin-Straubel to Madrid Barajas by plane?

    Green Bay Austin-Straubel and Madrid Barajas are 4104.5 mi apart from one another. In terms of flight time, this usually takes a little over 15h 30m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Madrid Barajas Airport.

  • What documentation or ID do you need to fly to Madrid Barajas Airport?

    The travel and health documents you'll need for your trip to Madrid Barajas Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Madrid Barajas Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
Toledo
Segovia
Getafe
Fuenlabrada
Cuenca
Guadalajara
San Lorenzo de El Escorial

Why use momondo?

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

Finding the right flight to Madrid from Green Bay is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Madrid quick and easy, saving you time and money.

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

Yes. All flights to Madrid from Green Bay on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Madrid from Green Bay.

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

Of course. momondo tracks the price of Green Bay to Madrid flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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