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Barcelona-El Prat

$238+ Cheap flights from Milwaukee (MKE) to Barcelona-El Prat (BCN)

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — BCN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Milwaukee to Barcelona-El Prat

Cheapest flights from Milwaukee to Barcelona-El Prat
Explore the most affordable flight options available from Milwaukee to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/172:54 pm
MKE
-
BCN
2 stops20h 41m
Lufthansa
Tue 3/246:20 pm
BCN
-
MKE
2 stops33h 30m
Lufthansa
Deal found 1/27$497
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1111:15 am
MKE
-
BCN
1 stop14h 20m
KLM
Wed 5/2010:55 am
BCN
-
MKE
1 stop16h 14m
KLM
Deal found 1/26$618
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:00 am
MKE
-
BCN
1 stop18h 45m
Delta
Wed 5/206:20 am
BCN
-
MKE
2 stops22h 02m
Delta
Deal found 1/26$623
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:00 am
MKE
-
BCN
1 stop18h 45m
Delta
Thu 9/1711:35 am
BCN
-
MKE
1 stop16h 34m
Delta
Deal found 1/25$652
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.
Mon 9/75:21 pm
MKE
-
BCN
1 stop12h 54m
United Airlines
Fri 12/2512:50 pm
BCN
-
MKE
2 stops16h 49m
United Airlines
Deal found 1/27$655
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/171:25 pm
MKE
-
BCN
2 stops26h 40m
Lufthansa
Mon 2/2312:50 pm
BCN
-
MKE
2 stops16h 38m
Lufthansa
Deal found 1/25$661
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/161:25 pm
MKE
-
BCN
2 stops21h 10m
Lufthansa
Sun 3/811:55 am
BCN
-
MKE
2 stops15h 55m
Lufthansa
Deal found 1/25$663
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.
Fri 2/610:30 am
MKE
-
BCN
2 stops15h 30m
United Airlines
Tue 2/101:35 pm
BCN
-
MKE
2 stops29h 34m
United Airlines
Deal found 1/25$670
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/611:30 am
MKE
-
BCN
2 stops21h 50m
Lufthansa
Mon 2/165:50 am
BCN
-
MKE
2 stops18h 41m
Lufthansa
Deal found 1/25$673
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:56 pm
MKE
-
BCN
2 stops15h 44m
British Airways
Thu 9/1710:15 am
BCN
-
MKE
2 stops16h 22m
British Airways
Deal found 1/25$679

Find flight deals from Milwaukee to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Barcelona-El Prat (BCN). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$497
(FlightHub)

One-way from

$238
(Virgin Atlantic)

Popular in

June

Cheapest in

November

Average price

$883
Provider with most accurate pricing for Milwaukee-Mitchell-Barcelona-El Prat flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Barcelona-El Prat flights.
Search Deals
From Milwaukee-Mitchell to Barcelona-El Prat
Search Deals
One-way flight from Milwaukee-Mitchell to Barcelona-El Prat
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($296 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 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 Milwaukee to Barcelona-El Prat 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 January 27, 2026.
Use the filters below to find and compare flights from Milwaukee to Barcelona-El Prat Airport that are best for you.

Fly from

Milwaukee

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 5/11

11:15 am-8:35 am

1 stop14h 20m

Barcelona-El Prat

Wed 5/20

10:55 am-8:09 pm

1 stop16h 14m

$618

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 5/11

7:00 am-8:45 am

1 stop18h 45m

Barcelona-El Prat

Wed 5/20

6:20 am-9:22 pm

2 stops22h 02m

$623

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 2/19

1:25 pm-5:35 pm

2 stops21h 10m

Barcelona-El Prat

Wed 2/25

12:50 pm-10:28 pm

2 stops16h 38m

$661

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 2/16

1:25 pm-5:35 pm

2 stops21h 10m

Barcelona-El Prat

Sun 3/8

11:55 am-9:50 pm

2 stops15h 55m

$663

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Fri 2/6

10:30 am-9:00 am

2 stops15h 30m

Barcelona-El Prat

Tue 2/10

1:35 pm-12:09 pm

2 stops29h 34m

$670

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Sat 3/7

10:00 am-7:10 pm

2 stops26h 10m

Barcelona-El Prat

Sat 3/14

7:25 pm-11:07 pm

2 stops33h 42m

$682

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Fri 2/6

2:46 pm-7:50 pm

2 stops22h 04m

Barcelona-El Prat

Mon 2/16

9:00 pm-5:54 pm

2 stops27h 54m

$683

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 2/19

12:20 pm-8:40 am

1 stop13h 20m

Barcelona-El Prat

Wed 2/25

10:55 am-8:13 pm

1 stop16h 18m

$685

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 2/19

4:47 pm-4:10 pm

2 stops16h 23m

Barcelona-El Prat

Wed 2/25

11:00 am-11:14 pm

1 stop19h 14m

$687

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Tue 2/17

1:35 pm-8:40 am

1 stop12h 05m

Barcelona-El Prat

Mon 2/23

10:55 am-9:09 am

1 stop29h 14m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 19 results
1
2

Compare providers for flights from Milwaukee to Barcelona-El Prat

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Barcelona-El Prat in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Milwaukee-Barcelona-El Prat Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Barcelona-El Prat Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Barcelona-El Prat Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Barcelona-El Prat Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-Barcelona-El Prat Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Milwaukee to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Milwaukee 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 Milwaukee to Barcelona-El Prat Airport

What is the cheapest month to book a flight from Milwaukee to Barcelona-El Prat Airport?

Currently, February is the cheapest month in which you can book a flight from Milwaukee to Barcelona-El Prat Airport (average of $366). Flying from Milwaukee to Barcelona-El Prat Airport in June is currently the most expensive (average of $865). 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 Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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-El Prat. Reviews last updated January 27, 2026.
Read through reviews of airlines operating flights from Milwaukee to Barcelona-El Prat Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,119 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,119 reviews
Delta
7.9
Good
8,119 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,205 reviews
Delta
7.9
Good
8,119 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,197 reviews
Delta
7.9
Good
8,119 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,702 reviews
Delta
7.9
Good
8,119 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Barcelona-El Prat. 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 Milwaukee to Barcelona-El Prat?

    For a flight from Milwaukee to Barcelona-El Prat, you will be flying from Milwaukee-Mitchell. Milwaukee-Mitchell (MKE) is just 6.4 mi from the center of the city. Milwaukee-Mitchell is the only Milwaukee airport and it handles 0 outbound flights to Barcelona-El Prat per day. 4 airlines have flights to Barcelona-El Prat from Milwaukee-Mitchell on a regular basis.

  • How long is the flight from Milwaukee to Barcelona-El Prat Airport?

    Departing from Milwaukee to Barcelona-El Prat Airport will take you 14h 20m. The distance from Milwaukee to Barcelona-El Prat Airport is about 4368 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Milwaukee to Barcelona-El Prat Airport round-trip?

    Currently priced at $457, British Airways will fly you from Milwaukee to Barcelona-El Prat Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $508 and $609, respectively. British Airways is priced at 52% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Milwaukee to Barcelona-El Prat that include hotel bookings?

    Yes. In addition to deals on Milwaukee to Barcelona-El Prat flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Milwaukee to Barcelona-El Prat?

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

  • Can I find deals for business class flights from Milwaukee to Barcelona-El Prat?

    Yes. Cheapflights offers flight deals from Milwaukee to Barcelona-El Prat 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 Milwaukee to Barcelona-El Prat Airport?

    Currently, February is the cheapest month in which you can book a flight from Milwaukee to Barcelona-El Prat Airport (average of $366). Flying from Milwaukee to Barcelona-El Prat Airport in June is currently the most expensive (average of $865). 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

Traveling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Calella
Roses
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
Pineda de Mar

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Top 4 airlines flying from Milwaukee to Barcelona-El Prat

Discover the top 4 airlines that operate flights from Milwaukee to Barcelona-El Prat. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$457Average$813FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$508Average$790FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$609Average$929FlexibilityNo cancel feeOn-time71%
DeltaCheapest$676Average$1,204FlexibilityNo cancel feeOn-timeN/A

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