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

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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — BCN
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheap flight deals from Green Bay to Barcelona

Best flights from Green Bay to Barcelona
Discover carefully curated flight deals from Green Bay to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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.
jue. 1/296:31 amGRB - BCN
2 stops19h 29mUnited Airlines
jue. 2/51:35 pmBCN - GRB
2 stops27h 32mUnited Airlines
Deal found 12/15$469
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/176:40 pmGRB - BCN
2 stops17h 50mIberia
mié. 6/310:45 amBCN - GRB
1 stop13h 55mIberia
Deal found 12/14$774
This American Airlines deal was found by Cheapflights users on 12/14. 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.
dom. 5/176:40 pmGRB - BCN
2 stops15h 35mAmerican Airlines
mié. 6/37:40 amBCN - GRB
2 stops17h 00mAmerican Airlines
Deal found 12/14$789
This oojo deal was found by Cheapflights users on 12/14. 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.
dom. 5/176:40 pmGRB - BCN
1 stop32h 50mBritish Airways
mié. 6/310:45 amBCN - GRB
1 stop13h 55mBritish Airways
Deal found 12/14$811
This United Airlines deal was found by Cheapflights users on 12/14. 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.
vie. 1/2310:42 amGRB - BCN
2 stops15h 18mUnited Airlines
mar. 1/271:35 pmBCN - GRB
2 stops27h 32mUnited Airlines
Deal found 12/14$469
This KLM deal was found by Cheapflights users on 12/15. 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.
jue. 1/295:00 amGRB - BCN
1 stop20h 40mKLM
jue. 2/56:00 amBCN - GRB
2 stops17h 39mKLM
Deal found 12/15$1,103
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 1/217:00 amGRB - BCN
2 stops18h 00mDelta
mié. 3/189:45 amBCN - GRB
1 stop18h 46mDelta
Deal found 12/12$1,462
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 1/214:53 pmGRB - BCN
2 stops16h 37mBritish Airways
mié. 3/1812:20 pmBCN - GRB
2 stops17h 16mBritish Airways
Deal found 12/12$1,245

Find flight deals from Green Bay to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Barcelona (S37). 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 diciembre 15, 2025.

Round-trip from

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

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Barcelona 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 Barcelona that are best for you.

Fly from

Green Bay

Fly to

Barcelona

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 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 BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

jue. 1/29

5:00 am-8:40 am

1 stop20h 40m

Barcelona-El Prat

jue. 2/5

6:00 am-4:39 pm

2 stops17h 39m

$1,103

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

mié. 1/21

4:53 pm-4:30 pm

2 stops16h 37m

Barcelona-El Prat

mié. 3/18

12:20 pm-11:36 pm

2 stops17h 16m

$1,245

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

mié. 1/21

7:00 am-8:00 am

2 stops18h 00m

Barcelona-El Prat

mié. 3/18

9:45 am-10:31 pm

1 stop18h 46m

$1,462

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Best time to book a flight from Green Bay to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona 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 Barcelona
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated diciembre 15, 2025.
Read reviews from past customers who have flown United Airlines from Green Bay to Barcelona. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,092 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

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

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

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 Barcelona. 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 Barcelona?

    Most people fly from Green Bay Austin-Straubel (GRB) if they book a flight from Green Bay to Barcelona. On average, Austin-Straubel has 0 outbound flights to Barcelona per day from 1 airline. Green Bay Austin-Straubel is conveniently located just 5.9 mi from Green Bay’s city center.

  • How long is the flight from Green Bay to Barcelona?

    There are many flights that can get you from Green Bay to Barcelona in 15h 18m. Fly via United Airlines, Iberia, or American Airlines to get the fastest option. There are 4321 mi between Green Bay and Barcelona. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Green Bay to Barcelona round-trip?

    Our cheapest airline available from Green Bay to Barcelona is United Airlines. Our recent data shows that you can find tickets from as low as $624 on this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Green Bay to Barcelona 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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Top airline flying from Green Bay to Barcelona

Discover the top airline that operate flights from Green Bay to Barcelona. 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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