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

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
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Green Bay to Spain

Keep the following information in mind while searching for Green Bay to Spain flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$607
(British Airways)

One-way from

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

Cheapest flights from Green Bay to Spain
Explore the most affordable flight options available from Green Bay to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 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.
mié. 9/244:35 pmGRB - MAD
1 stop13h 50mBritish Airways
mié. 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.
mié. 9/2410:40 amGRB - MAD
2 stops23h 05mUnited Airlines
mié. 10/111:15 amMAD - GRB
2 stops16h 43mUnited Airlines
Deal found 9/11$742
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/251:20 pmGRB - BCN
2 stops13h 40mUnited Airlines
sáb. 11/16:50 amBCN - GRB
2 stops18h 57mUnited Airlines
Deal found 9/10$782
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/285:15 amGRB - LPA
2 stops29h 45mKLM
mar. 12/26:55 pmLPA - GRB
2 stops31h 44mKLM
Deal found 9/10$842
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.
mié. 9/244:35 pmGRB - MAD
2 stops15h 25mMultiple Airlines
mié. 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.
vie. 11/219:49 amGRB - MAD
2 stops17h 11mAmerican Airlines
vie. 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.
lun. 12/156:15 amGRB - MAD
2 stops20h 00mUnited Airlines
mié. 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.
lun. 12/157:17 amGRB - MAD
2 stops15h 28mAmerican Airlines
mié. 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.
lun. 12/153:51 pmGRB - MAD
2 stops17h 49mMultiple Airlines
mié. 12/315:55 amMAD - GRB
3 stops17h 52mMultiple Airlines
Deal found 9/11$989
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/255:25 pmGRB - BCN
1 stop13h 40mLufthansa
sáb. 11/13:05 pmBCN - GRB
1 stop32h 41mLufthansa
Deal found 9/10$1,309
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.
sáb. 12/2010:44 amGRB - MAD
2 stops38h 16mUnited Airlines
sáb. 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.
vie. 11/213:10 pmGRB - MAD
2 stops16h 05mMultiple Airlines
vie. 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 Spain 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Green Bay to Spain that are best for you.

Fly from

Green Bay

Fly to

Spain

Route

Depart

Return

Price

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

mié. 9/24

4:35 pm-1:25 pm

1 stop13h 50m

Madrid Barajas

mié. 10/1

11:35 am-5:56 pm

1 stop13h 21m

$607

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

mié. 9/24

10:40 am-4:45 pm

2 stops23h 05m

Madrid Barajas

mié. 10/1

11:15 am-8:58 pm

2 stops16h 43m

$742

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

sáb. 10/25

1:20 pm-10:00 am

2 stops13h 40m

Barcelona-El Prat

sáb. 11/1

6:50 am-7:47 pm

2 stops18h 57m

$782

Green BayLas Palmas de Gran Canaria

GRB - LPA

GRBLPA

Green Bay Austin-Straubel

vie. 11/28

5:15 am-5:00 pm

2 stops29h 45m

Las Palmas de Gran Canaria

mar. 12/2

6:55 pm-3:37 pm

2 stops26h 42m

$842

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

mié. 9/24

4:35 pm-3:00 pm

2 stops15h 25m

Madrid Barajas

mié. 10/1

11:35 am-5:56 pm

1 stop13h 21m

$872

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

vie. 11/21

9:49 am-10:00 am

2 stops17h 11m

Madrid Barajas

vie. 11/28

12:30 pm-9:51 pm

2 stops16h 21m

$887

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

lun. 12/15

3:51 pm-4:40 pm

2 stops17h 49m

Madrid Barajas

mié. 12/31

5:55 am-4:47 pm

3 stops17h 52m

$989

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

lun. 12/15

9:43 am-7:55 am

1 stop15h 12m

Madrid Barajas

mié. 12/31

11:35 am-11:27 pm

1 stop18h 52m

$1,186

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

sáb. 10/25

5:25 pm-2:05 pm

1 stop13h 40m

Barcelona-El Prat

sáb. 11/1

3:05 pm-5:46 pm

1 stop32h 41m

$1,309

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

sáb. 12/20

10:44 am-8:00 am

2 stops38h 16m

Madrid Barajas

sáb. 1/10

11:15 am-9:31 pm

2 stops17h 16m

$1,354

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 16 results
1
2

Best time to book a flight from Green Bay to Spain

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

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

Currently, November is the cheapest month in which you can book a flight from Green Bay to Spain (average of $543). Flying from Green Bay to Spain 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.

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated septiembre 11, 2025.
See what other customers who have flown with United Airlines from Green Bay to Spain have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

    If you book a flight to Spain 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 Spain?

    Departing from Green Bay to Spain will take you 13h 50m. Green Bay and Spain are separated by a distance of 4114 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    When deciding which route to take from Green Bay to Spain consider Green Bay Austin-Straubel - Madrid Barajas, Green Bay Austin-Straubel - Barcelona-El Prat or Green Bay Austin-Straubel - Las Palmas de Gran Canaria as they are the most popular.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Green Bay to Spain (average of $543). Flying from Green Bay to Spain 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

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Alternative routes for Green Bay to Spain

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Green Bay to Spain

Discover the top airline that operate flights from Green Bay to Spain. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$544Average$811FlexibilityNo cancel feeOn-time69%

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