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$382+ Cheap flights from Green Bay (GRB) to Madrid, Spain (MAD)

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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — MAD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Green Bay to Madrid

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Madrid (MAD). 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 11, 2025.

Round-trip from

$607
(British Airways)

One-way from

$382
(American Airlines)
From Green Bay Austin-Straubel to Madrid Barajas
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One-way flight from Green Bay Austin-Straubel to Madrid Barajas
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Find flight deals from Green Bay to Madrid

Cheapest flights from Green Bay to Madrid
Explore the most affordable flight options available from Green Bay to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This British Airways deal was found by Cheapflights users on 9/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/244:35 pmGRB - MAD
1 stop13h 50mBritish Airways
Wed 10/111:35 amMAD - GRB
1 stop13h 21mBritish Airways
Deal found 9/11$607
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/2410:40 amGRB - MAD
2 stops23h 05mUnited Airlines
Wed 10/111:15 amMAD - GRB
2 stops16h 43mUnited Airlines
Deal found 9/11$742
This British Airways deal was found by Cheapflights users on 9/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/244:35 pmGRB - MAD
2 stops15h 25mMultiple Airlines
Wed 10/111:35 amMAD - GRB
1 stop13h 21mMultiple Airlines
Deal found 9/11$872
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 11/219:49 amGRB - MAD
2 stops17h 11mAmerican Airlines
Fri 11/2812:30 pmMAD - GRB
2 stops16h 21mAmerican Airlines
Deal found 9/10$887
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/156:15 amGRB - MAD
2 stops20h 00mUnited Airlines
Wed 12/311:35 pmMAD - GRB
2 stops37h 25mUnited Airlines
Deal found 9/11$894
This American Airlines deal was found by Cheapflights users on 9/11. 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 12/157:17 amGRB - MAD
2 stops15h 28mAmerican Airlines
Wed 12/3111:35 amMAD - GRB
1 stop17h 26mAmerican Airlines
Deal found 9/11$967
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/153:51 pmGRB - MAD
2 stops17h 49mMultiple Airlines
Wed 12/315:55 amMAD - GRB
3 stops17h 52mMultiple Airlines
Deal found 9/11$989
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 12/2010:44 amGRB - MAD
2 stops38h 16mUnited Airlines
Sat 1/1011:15 amMAD - GRB
2 stops17h 16mUnited Airlines
Deal found 9/11$1,354
This Ovago deal was found by Cheapflights users on 9/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/213:10 pmGRB - MAD
2 stops16h 05mMultiple Airlines
Fri 11/2811:35 amMAD - GRB
1 stop17h 16mMultiple Airlines
Deal found 9/10$1,435

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Green Bay to Madrid that are best for you.

Fly from

Green Bay

Fly to

Madrid

Route

Depart

Return

Price

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Wed 9/24

4:35 pm-1:25 pm

1 stop13h 50m

Madrid Barajas

Wed 10/1

11:35 am-5:56 pm

1 stop13h 21m

$607

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Wed 9/24

10:40 am-4:45 pm

2 stops23h 05m

Madrid Barajas

Wed 10/1

11:15 am-8:58 pm

2 stops16h 43m

$742

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Wed 9/24

4:35 pm-3:00 pm

2 stops15h 25m

Madrid Barajas

Wed 10/1

11:35 am-5:56 pm

1 stop13h 21m

$872

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Fri 11/21

9:49 am-10:00 am

2 stops17h 11m

Madrid Barajas

Fri 11/28

12:30 pm-9:51 pm

2 stops16h 21m

$887

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Mon 12/15

3:51 pm-4:40 pm

2 stops17h 49m

Madrid Barajas

Wed 12/31

5:55 am-4:47 pm

3 stops17h 52m

$989

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Mon 12/15

9:43 am-7:55 am

1 stop15h 12m

Madrid Barajas

Wed 12/31

11:35 am-11:27 pm

1 stop18h 52m

$1,186

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Sat 12/20

10:44 am-8:00 am

2 stops38h 16m

Madrid Barajas

Sat 1/10

11:15 am-9:31 pm

2 stops17h 16m

$1,354

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Fri 11/21

3:10 pm-2:15 pm

2 stops16h 05m

Madrid Barajas

Fri 11/28

11:35 am-9:51 pm

1 stop17h 16m

$1,435

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Sat 12/20

5:00 am-6:20 am

2 stops18h 20m

Madrid Barajas

Sat 1/10

11:35 am-9:36 pm

1 stop17h 01m

$1,769

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

Mon 9/29

6:26 pm-1:25 pm

1 stop11h 59m

$382

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 11 results
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Best time to book a flight from Green Bay to Madrid

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

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Madrid. 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 Madrid?

    A quick flight from Green Bay to Madrid can take about 13h 50m. British Airways provides one of the quickest options available for as low as $607. Airlines will cover a distance of 4114 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Green Bay to Madrid (average of $543). Flying from Green Bay to Madrid in June is currently the most expensive (average of $1,054). 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 Madrid?

Book flights to Madrid if you plan to visit one of these locations
Fuenlabrada
Getafe

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