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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.
Lufthansa Logo
2:54 pm - 5:35 pm
MKE
-
BCN
20h 41m
2 stops
Lufthansa Logo
6:20 pm - 9:50 pm
BCN
-
MKE
33h 30m
2 stops
$497Lufthansa
mar., mar. 17 - mar., mar. 24
Virgin Atlantic Logo
4:25 pm - 12:50 pm
MKE
-
BCN
13h 25m
1 stop
Virgin Atlantic Logo
11:00 am - 8:35 pm
BCN
-
MKE
16h 35m
1 stop
$585Virgin Atlantic
jue., abr. 16 - dom., abr. 19
United Airlines Logo
5:10 am - 8:00 am
MKE
-
BCN
19h 50m
2 stops
United Airlines Logo
3:15 pm - 9:49 pm
BCN
-
MKE
13h 34m
1 stop
$589United Airlines
jue., abr. 16 - dom., abr. 19
Multiple Airlines Logo
8:30 am - 9:20 am
MKE
-
BCN
17h 50m
3 stops
Multiple Airlines Logo
1:15 pm - 9:49 pm
BCN
-
MKE
15h 34m
2 stops
$606Multiple Airlines
jue., abr. 16 - dom., abr. 19
KLM Logo
11:15 am - 8:35 am
MKE
-
BCN
14h 20m
1 stop
KLM Logo
10:55 am - 8:09 pm
BCN
-
MKE
16h 14m
1 stop
$618KLM
lun., may. 11 - mié., may. 20
Delta Logo
7:00 am - 8:45 am
MKE
-
BCN
18h 45m
1 stop
Delta Logo
6:20 am - 9:22 pm
BCN
-
MKE
22h 02m
2 stops
$623Delta
lun., may. 11 - mié., may. 20
Lufthansa Logo
1:25 pm - 5:35 pm
MKE
-
BCN
21h 10m
2 stops
Lufthansa Logo
7:40 am - 8:50 pm
BCN
-
MKE
20h 10m
2 stops
$663Lufthansa
lun., feb. 16 - dom., mar. 8
British Airways Logo
10:00 am - 7:10 pm
MKE
-
BCN
26h 10m
2 stops
British Airways Logo
7:25 pm - 11:07 pm
BCN
-
MKE
33h 42m
2 stops
$682British Airways
sáb., mar. 7 - sáb., mar. 14
British Airways Logo
12:26 pm - 1:40 pm
MKE
-
BCN
18h 14m
2 stops
British Airways Logo
6:40 am - 7:25 pm
BCN
-
MKE
19h 45m
2 stops
$683British Airways
lun., feb. 16 - dom., mar. 8
American Airlines Logo
11:51 am - 8:50 am
MKE
-
BCN
13h 59m
1 stop
American Airlines Logo
10:20 am - 11:59 pm
BCN
-
MKE
19h 39m
1 stop
$695American Airlines
lun., feb. 16 - dom., mar. 8

Delta flights from Milwaukee to Barcelona

Our best Delta deals on Milwaukee to Barcelona flight tickets
Delta
May 11
MKE7:00 amMilwaukee-Mitchell
18h 45m
1 stop
BCN8:45 amBarcelona-El Prat
May 20
BCN6:20 amBarcelona-El Prat
22h 02m
2 stops
MKE9:22 pmMilwaukee-Mitchell
$623
Delta
May 11
MKE7:00 amMilwaukee-Mitchell
18h 45m
2 stops
BCN8:45 amBarcelona-El Prat
May 20
BCN10:55 amBarcelona-El Prat
19h 32m
2 stops
MKE11:27 pmMilwaukee-Mitchell
$704
Delta
Feb 6
MKE7:05 amMilwaukee-Mitchell
17h 55m
1 stop
BCN8:00 amBarcelona-El Prat
Feb 16
BCN6:00 amBarcelona-El Prat
19h 13m
2 stops
MKE6:13 pmMilwaukee-Mitchell
$845

Iberia flights from Milwaukee to Barcelona

Our best Iberia deals on Milwaukee to Barcelona flight tickets
Iberia
Mar 21
MKE9:32 amMilwaukee-Mitchell
20h 23m
2 stops
BCN11:55 amBarcelona-El Prat
Mar 29
BCN10:30 amBarcelona-El Prat
16h 55m
1 stop
MKE8:25 pmMilwaukee-Mitchell
$1,158
Iberia
Mar 21
MKE9:32 amMilwaukee-Mitchell
20h 23m
2 stops
BCN11:55 amBarcelona-El Prat
Mar 29
BCN10:30 amBarcelona-El Prat
14h 24m
1 stop
MKE5:54 pmMilwaukee-Mitchell
$1,241

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 enero 28, 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

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

mar. 3/17

2:54 pm-5:35 pm

2 stops20h 41m

Barcelona-El Prat

mar. 3/24

6:20 pm-9:50 pm

2 stops33h 30m

$497

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

jue. 4/16

4:25 pm-12:50 pm

1 stop13h 25m

Barcelona-El Prat

dom. 4/19

11:00 am-8:35 pm

1 stop16h 35m

$585

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

jue. 4/16

5:10 am-8:00 am

2 stops19h 50m

Barcelona-El Prat

dom. 4/19

3:15 pm-9:49 pm

1 stop13h 34m

$589

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

jue. 4/16

8:30 am-9:20 am

3 stops17h 50m

Barcelona-El Prat

dom. 4/19

1:15 pm-9:49 pm

2 stops15h 34m

$606

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

lun. 5/11

11:15 am-8:35 am

1 stop14h 20m

Barcelona-El Prat

mié. 5/20

10:55 am-8:09 pm

1 stop16h 14m

$618

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

lun. 5/11

7:00 am-8:45 am

1 stop18h 45m

Barcelona-El Prat

mié. 5/20

6:20 am-9:22 pm

2 stops22h 02m

$623

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

lun. 2/16

1:25 pm-5:35 pm

2 stops21h 10m

Barcelona-El Prat

dom. 3/8

7:40 am-8:50 pm

2 stops20h 10m

$663

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

sáb. 3/7

10:00 am-7:10 pm

2 stops26h 10m

Barcelona-El Prat

sáb. 3/14

7:25 pm-11:07 pm

2 stops33h 42m

$682

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

lun. 2/16

12:26 pm-1:40 pm

2 stops18h 14m

Barcelona-El Prat

dom. 3/8

6:40 am-7:25 pm

2 stops19h 45m

$683

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

lun. 2/16

11:51 am-8:50 am

1 stop13h 59m

Barcelona-El Prat

dom. 3/8

10:20 am-11:59 pm

1 stop19h 39m

$695

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Barcelona from

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 cheapest month to fly to Barcelona?

The month of November is, on average, the cheapest month to fly to Barcelona from Milwaukee, with most prices found around $521. If you don’t want to visit Barcelona in November, then you should wait until October to fly from Milwaukee, when ticket prices are also cheap, with an average price of $704.

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 25m

Direct flights

None
The fastest flight from Milwaukee to Barcelona takes 13h 25m
There are no direct flights from Milwaukee to Barcelona. There are no popular flight routes from Milwaukee to Barcelona.
Search flight deals

  • 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 25m.

  • 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
7,705 reviews
Search British Airways flights
United AirlinesPriceFrom $508Free CancellationRating
7.4
9,212 reviews
Search United Airlines flights
American AirlinesPriceFrom $609Free CancellationRating
7.2
11,201 reviews
Search American Airlines flights
DeltaPriceFrom $676Free CancellationRating
7.9
8,124 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.

An easier way to manage your Barcelona trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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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