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Cheap flights from Milwaukee to Barcelona from $238

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to Barcelona departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Milwaukee to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:25 pm - 9:00 am
MKE
-
BCN
13h 35m
2 stops
United Airlines Logo
12:35 pm - 10:30 am
BCN
-
MKE
27h 55m
2 stops
$471United Airlines
Mon, Mar 9 - Wed, Mar 18
United Airlines Logo
5:00 am - 8:20 am
MKE
-
BCN
20h 20m
2 stops
United Airlines Logo
12:35 pm - 10:13 pm
BCN
-
MKE
39h 38m
2 stops
$472United Airlines
Wed, Mar 4 - Wed, Mar 11
American Airlines Logo
4:47 pm - 4:30 pm
MKE
-
BCN
16h 43m
2 stops
American Airlines Logo
9:35 am - 11:18 pm
BCN
-
MKE
19h 43m
1 stop
$484American Airlines
Wed, Mar 4 - Wed, Mar 11
Lufthansa Logo
7:18 pm - 5:35 pm
MKE
-
BCN
16h 17m
2 stops
Lufthansa Logo
6:50 am - 5:38 pm
BCN
-
MKE
16h 48m
2 stops
$486Lufthansa
Mon, Mar 9 - Wed, Mar 18
Virgin Atlantic Logo
12:11 pm - 7:35 am
MKE
-
BCN
13h 24m
1 stop
Virgin Atlantic Logo
9:45 am - 5:40 pm
BCN
-
MKE
13h 55m
1 stop
$487Virgin Atlantic
Mon, Mar 9 - Wed, Mar 18
Virgin Atlantic Logo
12:11 pm - 7:35 am
MKE
-
BCN
13h 24m
1 stop
Virgin Atlantic Logo
9:45 am - 8:40 pm
BCN
-
MKE
16h 55m
2 stops
$491Virgin Atlantic
Mon, Mar 9 - Wed, Mar 18
American Airlines Logo
11:51 am - 7:50 am
MKE
-
BCN
13h 59m
1 stop
American Airlines Logo
10:20 am - 11:59 pm
BCN
-
MKE
19h 39m
1 stop
$538American Airlines
Mon, Mar 9 - Wed, Mar 18
Lufthansa Logo
7:22 pm - 10:25 pm
MKE
-
BCN
20h 03m
2 stops
Lufthansa Logo
8:00 am - 10:15 pm
BCN
-
MKE
21h 15m
2 stops
$572Lufthansa
Thu, Apr 16 - Sun, Apr 19
American Airlines Logo
6:01 am - 7:05 am
MKE
-
BCN
18h 04m
1 stop
American Airlines Logo
9:35 am - 11:18 pm
BCN
-
MKE
19h 43m
1 stop
$576American Airlines
Wed, Mar 4 - Wed, Mar 11
KLM Logo
12:32 pm - 12:50 pm
MKE
-
BCN
17h 18m
1 stop
KLM Logo
11:00 am - 5:51 pm
BCN
-
MKE
13h 51m
1 stop
$587KLM
Thu, Apr 16 - Sun, Apr 19

British Airways flights from Milwaukee to Barcelona-El Prat Airport

Our best British Airways deals on Milwaukee to Barcelona-El Prat Airport flight tickets
British Airways
Feb 16
MKE12:26 pmMilwaukee-Mitchell
15h 54m
2 stops
BCN11:20 amBarcelona-El Prat
Mar 8
BCN11:20 amBarcelona-El Prat
17h 47m
2 stops
MKE11:07 pmMilwaukee-Mitchell
$686
British Airways
Mar 7
MKE10:00 amMilwaukee-Mitchell
26h 10m
2 stops
BCN7:10 pmBarcelona-El Prat
Mar 14
BCN2:40 pmBarcelona-El Prat
38h 27m
2 stops
MKE11:07 pmMilwaukee-Mitchell
$763
British Airways
Jul 31
MKE6:33 pmMilwaukee-Mitchell
20h 57m
2 stops
BCN10:30 pmBarcelona-El Prat
Aug 10
BCN9:20 pmBarcelona-El Prat
29h 37m
2 stops
MKE7:57 pmMilwaukee-Mitchell
$773

Air Canada flights from Milwaukee to Barcelona-El Prat Airport

Our best Air Canada deals on Milwaukee to Barcelona-El Prat Airport flight tickets
Air Canada
Apr 16
MKE8:30 amMilwaukee-Mitchell
17h 50m
3 stops
BCN9:20 amBarcelona-El Prat
Apr 19
BCN10:25 amBarcelona-El Prat
18h 24m
3 stops
MKE9:49 pmMilwaukee-Mitchell
$662
Air Canada
Jul 1
MKE7:30 amMilwaukee-Mitchell
18h 50m
2 stops
BCN9:20 amBarcelona-El Prat
Jul 12
BCN1:15 pmBarcelona-El Prat
40h 15m
2 stops
MKE10:30 pmMilwaukee-Mitchell
$974
Air Canada
Feb 6
MKE8:33 amMilwaukee-Mitchell
18h 02m
3 stops
BCN9:35 amBarcelona-El Prat
Feb 16
BCN9:55 amBarcelona-El Prat
19h 33m
3 stops
MKE10:28 pmMilwaukee-Mitchell
$1,160

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee 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 February 4, 2026.
Use the filters below to find and compare flights from Milwaukee to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 3/9

1:25 pm-9:00 am

2 stops13h 35m

Barcelona-El Prat

Wed 3/18

12:35 pm-10:30 am

2 stops27h 55m

$471

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Wed 3/4

5:00 am-8:20 am

2 stops20h 20m

Barcelona-El Prat

Wed 3/11

12:35 pm-10:13 pm

2 stops39h 38m

$472

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Wed 3/4

4:47 pm-4:30 pm

2 stops16h 43m

Barcelona-El Prat

Wed 3/11

9:35 am-11:18 pm

1 stop19h 43m

$484

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 3/9

7:18 pm-5:35 pm

2 stops16h 17m

Barcelona-El Prat

Wed 3/18

6:50 am-5:38 pm

2 stops16h 48m

$486

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 3/9

12:11 pm-7:35 am

1 stop13h 24m

Barcelona-El Prat

Wed 3/18

9:45 am-5:40 pm

1 stop13h 55m

$487

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 3/9

12:11 pm-7:35 am

1 stop13h 24m

Barcelona-El Prat

Wed 3/18

9:45 am-8:40 pm

2 stops16h 55m

$491

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 3/9

11:51 am-7:50 am

1 stop13h 59m

Barcelona-El Prat

Wed 3/18

10:20 am-11:59 pm

1 stop19h 39m

$538

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 4/16

7:22 pm-10:25 pm

2 stops20h 03m

Barcelona-El Prat

Sun 4/19

8:00 am-10:15 pm

2 stops21h 15m

$572

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Wed 3/4

6:01 am-7:05 am

1 stop18h 04m

Barcelona-El Prat

Wed 3/11

9:35 am-11:18 pm

1 stop19h 43m

$576

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 4/16

12:32 pm-12:50 pm

1 stop17h 18m

Barcelona-El Prat

Sun 4/19

11:00 am-5:51 pm

1 stop13h 51m

$587

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Milwaukee 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 month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Milwaukee is in November. Flight prices, which tend to average around $521, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Barcelona-El Prat Airport from Milwaukee during October instead. Flights to Barcelona-El Prat Airport in October, while not as cheap as those in November, still average around $704.

Can stopping save me money on Milwaukee to Barcelona-El Prat Airport flights?

You could potentially save up to 34% on your flight if you consider stops on a Milwaukee to Barcelona-El Prat Airport flight.

When to book flights from Milwaukee to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Milwaukee 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 Milwaukee to Barcelona-El Prat Airport (MKE to BCN) flight deals and tips

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

Fastest flight time

14h 55m

Direct flights

None
The fastest flight from Milwaukee to Barcelona-El Prat Airport takes 14h 55m
There are no direct flights from Milwaukee to Barcelona-El Prat Airport. There are no popular flight routes from Milwaukee to Barcelona-El Prat Airport.
Search flight deals

  • How far is Milwaukee-Mitchell to Barcelona-El Prat by plane?

    There are 4365.3 mi between Milwaukee-Mitchell and Barcelona-El Prat. In terms of flight time, this usually takes a little over 14h 55m.

  • When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Barcelona-El Prat Airport?

    Prices for flights from Milwaukee-Mitchell Airport to Barcelona-El Prat Airport were last updated today.

  • How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Barcelona-El Prat Airport?

  • How old do you have to be to fly from Milwaukee-Mitchell Airport to Barcelona-El Prat Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Milwaukee-Mitchell Airport to Barcelona-El Prat Airport.

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

    The travel and health documents you'll need for your trip to Barcelona-El Prat Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Barcelona-El Prat Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Milwaukee to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Milwaukee to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $457Free CancellationRating
6.7
7,715 reviews
Search British Airways flights
United AirlinesPriceFrom $499Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
American AirlinesPriceFrom $609Free CancellationRating
7.2
11,222 reviews
Search American 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
Tarragona
El Prat de Llobregat
Castelldefels
L'Hospitalet de Llobregat
Santa Susanna
Calella
Cadaques
Cambrils
Pals
Empuriabrava
Pineda de Mar
Roses
Badalona
Malgrat de Mar
Palafrugell
Tortosa

Why use momondo?

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

It is quick and easy to find Milwaukee to Barcelona flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Barcelona that suits you.

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

Yes. momondo enables you to select and highlight flights to Barcelona from Milwaukee with this policy.

How can momondo help me find flights from Milwaukee to Barcelona?

momondo helps you find the best flight between Milwaukee and Barcelona by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Barcelona from Milwaukee. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Barcelona-El Prat Airport trip

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