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Cheap flights from Milwaukee to Barcelona from $372

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 8/15. 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.
Multiple Airlines Logo
2:50 pm - 8:00 am
MKE
-
BCN
58h 10m
2 stops
Multiple Airlines Logo
6:40 am - 10:24 pm
BCN
-
MKE
22h 44m
2 stops
$816Multiple Airlines
Fri, Oct 9 - Tue, Oct 20
Iberia Logo
8:16 pm - 5:20 pm
MKE
-
BCN
14h 04m
2 stops
Iberia Logo
10:35 am - 7:40 pm
BCN
-
MKE
16h 05m
2 stops
$844Iberia
Thu, Oct 8 - Tue, Oct 20
Delta Logo
6:40 pm - 4:25 pm
MKE
-
BCN
14h 45m
2 stops
Delta Logo
11:00 am - 9:58 pm
BCN
-
MKE
17h 58m
1 stop
$859Delta
Thu, Oct 8 - Tue, Oct 20
Multiple Airlines Logo
11:15 am - 8:35 am
MKE
-
BCN
14h 20m
1 stop
Multiple Airlines Logo
11:00 am - 9:58 pm
BCN
-
MKE
17h 58m
1 stop
$899Multiple Airlines
Fri, Oct 9 - Tue, Oct 20
Iberia Logo
8:16 pm - 7:15 pm
MKE
-
BCN
15h 59m
2 stops
Iberia Logo
9:15 am - 5:40 pm
BCN
-
MKE
15h 25m
2 stops
$909Iberia
Thu, Oct 8 - Sun, Oct 18
British Airways Logo
8:16 pm - 10:50 pm
MKE
-
BCN
19h 34m
2 stops
British Airways Logo
9:20 pm - 7:40 pm
BCN
-
MKE
29h 20m
2 stops
$918British Airways
Thu, Oct 8 - Sun, Oct 18
British Airways Logo
4:56 pm - 4:25 pm
MKE
-
BCN
16h 29m
2 stops
British Airways Logo
10:30 am - 7:57 pm
BCN
-
MKE
16h 27m
1 stop
$919British Airways
Mon, Aug 24 - Sun, Sep 6
British Airways Logo
4:56 pm - 10:35 am
MKE
-
BCN
10h 39m
1 stop
British Airways Logo
10:30 am - 7:57 pm
BCN
-
MKE
16h 27m
1 stop
$921British Airways
Mon, Aug 24 - Sun, Sep 6
British Airways Logo
3:01 pm - 6:20 pm
MKE
-
BCN
20h 19m
2 stops
British Airways Logo
7:50 am - 7:40 pm
BCN
-
MKE
18h 50m
2 stops
$932British Airways
Thu, Oct 8 - Sun, Oct 18
British Airways Logo
8:16 pm - 7:35 pm
MKE
-
BCN
16h 19m
2 stops
British Airways Logo
7:50 am - 7:40 pm
BCN
-
MKE
18h 50m
2 stops
$933British Airways
Thu, Oct 8 - Sun, Oct 18

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British Airways flights from Milwaukee to Barcelona

Our best British Airways deals on Milwaukee to Barcelona flight tickets
British Airways
Oct 8
MKE8:16 pmMilwaukee-Mitchell
19h 34m
2 stops
BCN10:50 pmBarcelona-El Prat
Oct 18
BCN9:20 pmBarcelona-El Prat
29h 20m
2 stops
MKE7:40 pmMilwaukee-Mitchell
$918
British Airways
Aug 24
MKE4:56 pmMilwaukee-Mitchell
16h 29m
2 stops
BCN4:25 pmBarcelona-El Prat
Sep 6
BCN10:30 amBarcelona-El Prat
16h 27m
1 stop
MKE7:57 pmMilwaukee-Mitchell
$919
British Airways
Aug 24
MKE4:56 pmMilwaukee-Mitchell
10h 39m
1 stop
BCN10:35 amBarcelona-El Prat
Sep 6
BCN10:30 amBarcelona-El Prat
16h 27m
1 stop
MKE7:57 pmMilwaukee-Mitchell
$921

JetBlue flights from Milwaukee to Barcelona

Our best JetBlue deals on Milwaukee to Barcelona flight tickets
JetBlue
Oct 8
MKE11:25 amMilwaukee-Mitchell
15h 20m
1 stop
BCN9:45 amBarcelona-El Prat
Oct 18
BCN12:50 pmBarcelona-El Prat
28h 45m
1 stop
MKE10:35 amMilwaukee-Mitchell
$1,022
JetBlue
Jun 1
MKE8:41 amMilwaukee-Mitchell
18h 04m
1 stop
BCN9:45 amBarcelona-El Prat
Jun 8
BCN12:50 pmBarcelona-El Prat
26h 01m
1 stop
MKE7:51 amMilwaukee-Mitchell
$1,209

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee 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, momondo users made 832,500 searches. Data last updated April 17, 2026.
Use the filters below to find and compare flights from Milwaukee to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Fri 10/9

2:50 pm-8:00 am

2 stops58h 10m

Barcelona-El Prat

Tue 10/20

6:40 am-10:24 pm

2 stops22h 44m

$816

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 10/8

8:16 pm-5:20 pm

2 stops14h 04m

Barcelona-El Prat

Tue 10/20

10:35 am-7:40 pm

2 stops16h 05m

$844

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 10/8

6:40 pm-4:25 pm

2 stops14h 45m

Barcelona-El Prat

Tue 10/20

11:00 am-9:58 pm

1 stop17h 58m

$859

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Fri 10/9

11:15 am-8:35 am

1 stop14h 20m

Barcelona-El Prat

Tue 10/20

11:00 am-9:58 pm

1 stop17h 58m

$899

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 10/8

8:16 pm-7:15 pm

2 stops15h 59m

Barcelona-El Prat

Sun 10/18

9:15 am-5:40 pm

2 stops15h 25m

$909

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 10/8

8:16 pm-10:50 pm

2 stops19h 34m

Barcelona-El Prat

Sun 10/18

9:20 pm-7:40 pm

2 stops29h 20m

$918

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 8/24

4:56 pm-4:25 pm

2 stops16h 29m

Barcelona-El Prat

Sun 9/6

10:30 am-7:57 pm

1 stop16h 27m

$919
Quickest round-trip

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 8/24

4:56 pm-10:35 am

1 stop10h 39m

Barcelona-El Prat

Sun 9/6

10:30 am-7:57 pm

1 stop16h 27m

$921

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 10/8

3:01 pm-6:20 pm

2 stops20h 19m

Barcelona-El Prat

Sun 10/18

7:50 am-7:40 pm

2 stops18h 50m

$932

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Thu 10/8

8:16 pm-7:35 pm

2 stops16h 19m

Barcelona-El Prat

Sun 10/18

7:50 am-7:40 pm

2 stops18h 50m

$933

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

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 typical price of a round-trip flight between Milwaukee and Barcelona?

Cheap Milwaukee to Barcelona flight deals and tips

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

Fastest flight time

13h 39m

Direct flights

None
The fastest flight from Milwaukee to Barcelona takes 13h 39m
There are no direct flights from Milwaukee to Barcelona. There are no popular flight routes from Milwaukee to Barcelona.
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Frequently asked questions about flying from Milwaukee to Barcelona

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

    Milwaukee-Mitchell and Barcelona are 4365.8 mi apart from one another. In terms of flight time, this usually takes a little over 13h 39m.

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

    Prices for flights from Milwaukee-Mitchell Airport to Barcelona refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Milwaukee-Mitchell Airport to Barcelona.

  • What documentation or ID do you need to fly to Barcelona?

    The travel and health documents required for your trip to Barcelona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Milwaukee to Barcelona

Compare and see reviews for airlines that fly from Milwaukee to Barcelona with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $457Free CancellationRating
6.7
7,889 reviews
Search British Airways flights
United AirlinesPriceFrom $499Free CancellationRating
7.4
9,603 reviews
Search United Airlines flights
American AirlinesPriceFrom $609Free CancellationRating
7.1
11,596 reviews
Search American Airlines flights
DeltaPriceFrom $689Free CancellationRating
7.9
8,412 reviews
Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Milwaukee to Barcelona. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Milwaukee to Barcelona flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Barcelona from Milwaukee.

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

If you are not ready to book a flight from Milwaukee to Barcelona now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Barcelona and let you know when they change.

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Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona
Barcelona-El Prat Airport
Girona Costa Brava Airport