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$469+ Cheap flights from Green Bay (GRB) to Spain

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — MAD
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheap 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 diciembre 15, 2025.

This KLM deal was found by Cheapflights users on 12/12. 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.
sáb. 12/205:17 amGRB - MAD
1 stop20h 58mKLM
sáb. 1/107:05 amMAD - GRB
2 stops20h 38mKLM
Deal found 12/12$1,924
This Delta deal was found by Cheapflights users on 12/13. 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.
sáb. 12/207:00 amGRB - MAD
2 stops19h 15mDelta
sáb. 1/1010:00 amMAD - GRB
2 stops31h 35mDelta
Deal found 12/13$1,926
This Cheapflightsfares deal was found by Cheapflights users on 12/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/161:35 pmGRB - MAD
2 stops14h 30mMultiple Airlines
sáb. 1/37:25 amMAD - GRB
2 stops16h 22mMultiple Airlines
Deal found 12/13$6,491

Find 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 diciembre 15, 2025.

Round-trip from

$469
(United Airlines)
From Green Bay Austin-Straubel to Spain
Search Deals

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 diciembre 15, 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 BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

jue. 1/29

6:31 am-9:00 am

2 stops19h 29m

Barcelona-El Prat

jue. 2/5

1:35 pm-10:07 am

2 stops27h 32m

$469

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

vie. 1/23

10:42 am-9:00 am

2 stops15h 18m

Barcelona-El Prat

mar. 1/27

1:35 pm-10:07 am

2 stops27h 32m

$469

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

vie. 1/23

10:42 am-9:15 am

2 stops15h 33m

Madrid Barajas

mar. 1/27

1:35 pm-10:07 am

2 stops27h 32m

$473

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

vie. 1/23

11:20 am-2:15 pm

2 stops19h 55m

Madrid Barajas

mar. 1/27

12:00 pm-10:14 pm

1 stop17h 14m

$685

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

dom. 5/17

6:40 pm-7:30 pm

2 stops17h 50m

Barcelona-El Prat

mié. 6/3

10:45 am-5:40 pm

1 stop13h 55m

$774

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

dom. 5/17

6:40 pm-5:15 pm

2 stops15h 35m

Barcelona-El Prat

mié. 6/3

7:40 am-5:40 pm

2 stops17h 00m

$789

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

dom. 5/17

6:40 pm-10:30 am

1 stop32h 50m

Barcelona-El Prat

mié. 6/3

10:45 am-5:40 pm

1 stop13h 55m

$811

Green BayLas Palmas de Gran Canaria

GRB - LPA

GRBLPA

Green Bay Austin-Straubel

vie. 1/23

11:20 am-3:35 pm

2 stops22h 15m

Las Palmas de Gran Canaria

mar. 1/27

6:50 am-10:14 pm

2 stops21h 24m

$1,070

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

jue. 3/26

6:38 pm-6:25 pm

2 stops17h 47m

Madrid Barajas

dom. 4/5

4:40 pm-11:36 pm

1 stop13h 56m

$1,075

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

jue. 3/26

2:54 pm-8:10 pm

2 stops23h 16m

Madrid Barajas

dom. 4/5

12:45 pm-9:45 am

2 stops52h 00m

$1,080

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 15 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
No data available for this route at this time. Please check back soon.

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 diciembre 15, 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
9,092 reviews

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 17h 50m. Green Bay and Spain are separated by a distance of 4321 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.

See more FAQs

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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 diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$624Average$811FlexibilityNo cancel feeOn-time69%

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