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$242+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — MAD
fev 27 — mar 61
sex 2/27
sex 3/6
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 janeiro 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. 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.
qui 3/51:00 pm
GRB
-
BCN
2 stops21h 35m
United Airlines
seg 3/910:30 am
BCN
-
GRB
2 stops36h 22m
United Airlines
Deal found 1/25$596
This United Airlines deal was found by Cheapflights users on 1/26. 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.
qui 1/296:31 am
GRB
-
MAD
2 stops18h 29m
United Airlines
seg 2/21:45 pm
MAD
-
GRB
2 stops38h 46m
United Airlines
Deal found 1/26$735
This United Airlines deal was found by Cheapflights users on 1/27. 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 8/15:18 pm
GRB
-
BCN
2 stops31h 42m
United Airlines
seg 8/1011:15 am
BCN
-
GRB
2 stops30h 15m
United Airlines
Deal found 1/27$807
This United Airlines deal was found by Cheapflights users on 1/27. 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.
qui 7/301:10 pm
GRB
-
BCN
1 stop17h 05m
United Airlines
seg 8/1011:15 am
BCN
-
GRB
2 stops30h 15m
United Airlines
Deal found 1/27$848
This United Airlines deal was found by Cheapflights users on 1/26. 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.
sex 7/315:18 pm
GRB
-
BCN
2 stops31h 42m
United Airlines
seg 8/1011:15 am
BCN
-
GRB
2 stops30h 15m
United Airlines
Deal found 1/26$856
This United Airlines deal was found by Cheapflights users on 1/27. 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 3/145:28 pm
GRB
-
MAD
2 stops41h 12m
United Airlines
sáb 3/218:25 am
MAD
-
GRB
2 stops38h 28m
United Airlines
Deal found 1/27$895
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 7/312:59 pm
GRB
-
BCN
2 stops24h 31m
British Airways
seg 8/1010:30 am
BCN
-
GRB
1 stop29h 47m
British Airways
Deal found 1/27$986
This Booking.com deal was found by Cheapflights users on 1/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 3/146:38 pm
GRB
-
MAD
1 stop32h 57m
British Airways
sáb 3/216:05 pm
MAD
-
GRB
2 stops31h 56m
British Airways
Deal found 1/27$993
This Iberia deal was found by Cheapflights users on 1/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 1/2911:20 am
GRB
-
MAD
1 stop14h 30m
Iberia
seg 2/28:50 pm
MAD
-
GRB
2 stops32h 24m
Iberia
Deal found 1/27$1,005
This KLM deal was found by Cheapflights users on 1/27. 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.
qui 7/305:30 am
GRB
-
BCN
1 stop24h 20m
KLM
seg 8/1011:35 am
BCN
-
GRB
1 stop17h 23m
KLM
Deal found 1/27$1,046
This Delta deal was found by Cheapflights users on 1/27. 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.
qui 7/3010:50 am
GRB
-
BCN
2 stops14h 55m
Delta
seg 8/106:10 am
BCN
-
GRB
2 stops17h 23m
Delta
Deal found 1/27$1,055
This United Airlines deal was found by Cheapflights users on 1/27. 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.
dom 6/146:30 am
GRB
-
MAD
2 stops19h 20m
United Airlines
dom 7/51:30 pm
MAD
-
GRB
2 stops36h 35m
United Airlines
Deal found 1/27$1,080

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 janeiro 28, 2026.

Round-trip from

$596
(United Airlines)

One-way from

$242
(oojo)

Popular in

May

Cheapest in

October

Average price

$1,301
From Green Bay Austin-Straubel to Spain
Search Deals
One-way flight from Green Bay Austin-Straubel to Spain
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($192 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 janeiro 28, 2026.
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

qui 3/5

1:00 pm-5:35 pm

2 stops21h 35m

Barcelona-El Prat

seg 3/9

10:30 am-4:52 pm

2 stops36h 22m

$596

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

sáb 3/14

5:28 pm-4:40 pm

2 stops41h 12m

Madrid Barajas

sáb 3/21

8:25 am-4:53 pm

2 stops38h 28m

$895

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

sáb 3/14

6:38 pm-9:35 am

1 stop32h 57m

Madrid Barajas

sáb 3/21

6:05 pm-8:01 pm

2 stops31h 56m

$993

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

dom 6/14

6:30 am-8:50 am

2 stops19h 20m

Madrid Barajas

dom 7/5

1:30 pm-7:05 pm

2 stops36h 35m

$1,080

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

dom 6/14

9:43 am-6:50 am

2 stops14h 07m

Madrid Barajas

qui 6/25

10:25 am-6:19 pm

2 stops14h 54m

$1,098

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

dom 6/14

6:49 pm-1:30 pm

1 stop11h 41m

Madrid Barajas

qui 6/25

1:35 pm-11:38 pm

1 stop17h 03m

$1,236

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

dom 6/14

6:49 pm-1:30 pm

1 stop11h 41m

Madrid Barajas

dom 7/5

1:35 pm-9:12 am

1 stop26h 37m

$1,243

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

dom 6/14

6:08 am-7:55 am

1 stop18h 47m

Madrid Barajas

qui 6/25

11:35 am-11:38 pm

1 stop19h 03m

$1,263

Green BayMadrid

GRB - MAD

GRBMAD

Green Bay Austin-Straubel

seg 4/13

5:18 pm-3:50 pm

2 stops15h 32m

Madrid Barajas

dom 4/26

8:05 am-4:48 pm

2 stops15h 43m

$1,275

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

sáb 3/14

5:28 pm-1:10 pm

2 stops13h 42m

Barcelona-El Prat

sáb 3/21

6:50 am-4:52 pm

2 stops16h 02m

$1,601

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 21 results
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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 janeiro 28, 2026.
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
9,209 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,209 reviews
United Airlines
7.4
Good
9,209 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 14h 07m. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 janeiro 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$624Average$811FlexibilityNo cancel feeOn-time69%

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