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Cheap flights from Green Bay to Barcelona from $590

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Barcelona departing on 11/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Delta Logo
5:19 am - 8:40 amGRB-BCN
20h 21m1 stop
Delta Logo
11:10 am - 10:37 pmBCN-GRB
42h 27m2 stops
$590Delta
Find Deal
Tue, Nov 25 - Mon, Dec 1
Lufthansa Logo
1:20 pm - 5:35 pmGRB-BCN
21h 15m2 stops
Lufthansa Logo
5:10 pm - 9:32 pmBCN-GRB
35h 22m2 stops
$616Lufthansa
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Sun, Nov 23 - Mon, Dec 1
United Airlines Logo
5:24 pm - 2:05 pmGRB-BCN
37h 41m2 stops
United Airlines Logo
3:15 pm - 9:14 pmBCN-GRB
12h 59m1 stop
$652United Airlines
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Tue, Jan 6 - Thu, Apr 30
United Airlines Logo
5:24 pm - 2:05 pmGRB-BCN
37h 41m2 stops
United Airlines Logo
6:50 am - 9:14 pmBCN-GRB
21h 24m2 stops
$654United Airlines
Find Deal
Tue, Jan 6 - Thu, Apr 30
Delta Logo
11:10 am - 8:40 amGRB-BCN
14h 30m2 stops
Delta Logo
11:10 am - 10:37 pmBCN-GRB
42h 27m2 stops
$719Delta
Find Deal
Tue, Nov 25 - Mon, Dec 1
United Airlines Logo
3:30 pm - 2:15 pmGRB-BCN
16h 45m2 stops
United Airlines Logo
6:50 am - 9:14 pmBCN-GRB
21h 24m2 stops
$783United Airlines
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Fri, Mar 27 - Tue, Mar 31
United Airlines Logo
3:44 pm - 2:15 pmGRB-BCN
16h 31m2 stops
United Airlines Logo
6:50 am - 7:05 pmBCN-GRB
19h 15m2 stops
$784United Airlines
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Fri, Mar 27 - Tue, Mar 31
British Airways Logo
6:39 pm - 7:50 pmGRB-BCN
19h 11m2 stops
British Airways Logo
10:45 am - 5:43 pmBCN-GRB
13h 58m1 stop
$970British Airways
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Fri, Mar 27 - Tue, Mar 31
KLM Logo
5:30 am - 7:40 amGRB-BCN
20h 10m1 stop
KLM Logo
11:35 am - 10:00 pmBCN-GRB
17h 25m1 stop
$2,470KLM
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Fri, Mar 27 - Tue, Mar 31
Virgin Atlantic Logo
5:30 am - 8:40 amGRB-BCN
20h 10m1 stop
Virgin Atlantic Logo
9:30 am - 9:58 pmBCN-GRB
19h 28m1 stop
$2,933Virgin Atlantic
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Tue, Jan 6 - Thu, Apr 30

United Airlines flights from Green Bay to Barcelona-El Prat Airport

Our best United Airlines deals on Green Bay to Barcelona-El Prat Airport flight tickets
United Airlines
Jan 6
GRB5:24 pmGreen Bay Austin-Straubel
37h 41m
2 stops
BCN2:05 pmBarcelona-El Prat
Apr 30
BCN3:15 pmBarcelona-El Prat
12h 59m
1 stop
GRB9:14 pmGreen Bay Austin-Straubel
$652
Find similar
United Airlines
Jan 6
GRB5:24 pmGreen Bay Austin-Straubel
37h 41m
2 stops
BCN2:05 pmBarcelona-El Prat
Apr 30
BCN6:50 amBarcelona-El Prat
21h 24m
2 stops
GRB9:14 pmGreen Bay Austin-Straubel
$654
Find similar
United Airlines
Mar 27
GRB3:30 pmGreen Bay Austin-Straubel
16h 45m
2 stops
BCN2:15 pmBarcelona-El Prat
Mar 31
BCN6:50 amBarcelona-El Prat
21h 24m
2 stops
GRB9:14 pmGreen Bay Austin-Straubel
$783
Find similar

Delta flights from Green Bay to Barcelona-El Prat Airport

Our best Delta deals on Green Bay to Barcelona-El Prat Airport flight tickets
Delta
Nov 25
GRB5:19 amGreen Bay Austin-Straubel
20h 21m
1 stop
BCN8:40 amBarcelona-El Prat
Dec 1
BCN11:10 amBarcelona-El Prat
42h 27m
2 stops
GRB10:37 pmGreen Bay Austin-Straubel
$590
Find similar
Delta
Nov 25
GRB11:10 amGreen Bay Austin-Straubel
14h 30m
2 stops
BCN8:40 amBarcelona-El Prat
Dec 1
BCN11:10 amBarcelona-El Prat
42h 27m
2 stops
GRB10:37 pmGreen Bay Austin-Straubel
$719
Find similar
Delta
Nov 24
GRB5:19 amGreen Bay Austin-Straubel
20h 21m
1 stop
BCN8:40 amBarcelona-El Prat
Dec 1
BCN11:10 amBarcelona-El Prat
42h 27m
2 stops
GRB10:37 pmGreen Bay Austin-Straubel
$799
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Barcelona-El Prat Airport 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, momondo users made 832,500 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Green Bay to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Tue 11/25

5:19 am-8:40 am

1 stop20h 21m

Barcelona-El Prat

Mon 12/1

11:10 am-10:37 pm

2 stops42h 27m

$590

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Sun 11/23

1:20 pm-5:35 pm

2 stops21h 15m

Barcelona-El Prat

Mon 12/1

5:10 pm-9:32 pm

2 stops35h 22m

$616

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Tue 1/6

5:24 pm-2:05 pm

2 stops37h 41m

Barcelona-El Prat

Thu 4/30

3:15 pm-9:14 pm

1 stop12h 59m

$652

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Tue 1/6

5:24 pm-2:05 pm

2 stops37h 41m

Barcelona-El Prat

Thu 4/30

6:50 am-9:14 pm

2 stops21h 24m

$654

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Tue 11/25

11:10 am-8:40 am

2 stops14h 30m

Barcelona-El Prat

Mon 12/1

11:10 am-10:37 pm

2 stops42h 27m

$719

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Fri 3/27

3:30 pm-2:15 pm

2 stops16h 45m

Barcelona-El Prat

Tue 3/31

6:50 am-9:14 pm

2 stops21h 24m

$783

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Fri 3/27

3:44 pm-2:15 pm

2 stops16h 31m

Barcelona-El Prat

Tue 3/31

6:50 am-7:05 pm

2 stops19h 15m

$784

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Fri 3/27

6:39 pm-7:50 pm

2 stops19h 11m

Barcelona-El Prat

Tue 3/31

10:45 am-5:43 pm

1 stop13h 58m

$970

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Fri 3/27

5:30 am-7:40 am

1 stop20h 10m

Barcelona-El Prat

Tue 3/31

11:35 am-10:00 pm

1 stop17h 25m

$2,470

Green BayBarcelona

GRB - BCN

GRBBCN

Green Bay Austin-Straubel

Tue 1/6

5:30 am-8:40 am

1 stop20h 10m

Barcelona-El Prat

Thu 4/30

9:30 am-9:58 pm

1 stop19h 28m

$2,933

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Green Bay to Barcelona-El Prat Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Tuesday when prices can be found for as low as $622. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,552. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from Green Bay in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,027 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,290 on average. Flights to Barcelona-El Prat Airport from Green Bay in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Green Bay to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Green Bay to Barcelona-El Prat Airport (GRB to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Barcelona-El Prat Airport

Direct flights

None
There are no direct flights from Green Bay to Barcelona-El Prat Airport. There are no popular flight routes from Green Bay to Barcelona-El Prat Airport.
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  • How far is Green Bay Austin-Straubel to Barcelona-El Prat by plane?

    A flight from Green Bay Austin-Straubel to Barcelona-El Prat will travel around 4315.3 mi. In terms of flight time, this usually takes a little over 14h 19m.

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Barcelona-El Prat Airport?

    Prices for flights from Green Bay Austin-Straubel Airport to Barcelona-El Prat Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Barcelona-El Prat Airport?

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to Barcelona-El Prat Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The necessary travel and health documents for your Barcelona-El Prat Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Green Bay to Barcelona-El Prat Airport?

Best airlines flying from Green Bay to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Green Bay to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $624Free CancellationRating
7.4
8,982 reviews
Search United Airlines flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Tarragona
Santa Susanna
Cambrils
Cadaques
Empuriabrava
Badalona
Pineda de Mar
Calella
Roses
Pals
Malgrat de Mar
Palafrugell
Tortosa

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Barcelona?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Green Bay to Barcelona. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Green Bay to Barcelona with flexible booking policies on momondo?

Flights from Green Bay to Barcelona with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Green Bay to Barcelona?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Green Bay to Barcelona.

I’m not ready to book a flight from Green Bay to Barcelona right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Green Bay to Barcelona flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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